All airlines flying from Chicago O'Hare (ORD) to Dulles, Washington (IAD).

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon 11:23 Chicago O'Hare (ORD) 1 14:28 Dulles, Washington (IAD) Copa Airlines CM 2636 Non-stop Boeing 737-800 (738) 2:05 Operates only on 2025-05-26 Codeshare flight, operated by United Airlines.(UA 1190)
Mon 11:23 Chicago O'Hare (ORD) 1 14:28 Dulles, Washington (IAD) Copa Airlines CM 2636 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2025-06-02 through 2025-06-23 Codeshare flight, operated by United Airlines.(UA 1190)
Thu 11:23 Chicago O'Hare (ORD) 1 14:28 Dulles, Washington (IAD) Copa Airlines CM 2637 Non-stop Boeing 737-900 (739) 2:05 Operates only on 2025-05-22 Codeshare flight, operated by United Airlines.(UA 1190)
Daily 17:53 Chicago O'Hare (ORD) 1 20:52 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 757-200 (752) 1:59 Effective 2025-05-22 through 2025-06-25 Codeshare flight, operated by United Airlines.(UA 2677)
Thu 17:55 Chicago O'Hare (ORD) 1 20:57 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 737-800 (738) 2:02 Valid until 2025-05-08 Codeshare flight, operated by United Airlines.(UA 444)
Tue,Fri,Sun 17:55 Chicago O'Hare (ORD) 1 20:57 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 737-900 (739) 2:02 Effective 2025-05-02 through 2025-05-06 Codeshare flight, operated by United Airlines.(UA 444)
Mon,Fri 17:55 Chicago O'Hare (ORD) 1 20:57 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 737 MAX 9 (7M9) 2:02 Effective 2025-05-05 through 2025-05-09 Codeshare flight, operated by United Airlines.(UA 444)
Wed 17:55 Chicago O'Hare (ORD) 1 20:57 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 737 MAX 8 (7M8) 2:02 Operates only on 2025-05-07 Codeshare flight, operated by United Airlines.(UA 444)
Mon,Tue,Thu,Fri,Sun 17:55 Chicago O'Hare (ORD) 1 20:57 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 737-900 (739) 2:02 Effective 2025-05-11 through 2025-05-16 Codeshare flight, operated by United Airlines.(UA 444)
Wed 17:55 Chicago O'Hare (ORD) 1 20:57 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 737 MAX 9 (7M9) 2:02 Effective 2025-05-14 through 2025-05-21 Codeshare flight, operated by United Airlines.(UA 444)
Sun 17:55 Chicago O'Hare (ORD) 1 20:57 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Airbus A319 (319) 2:02 Operates only on 2025-05-18 Codeshare flight, operated by United Airlines.(UA 444)
Mon,Tue 17:55 Chicago O'Hare (ORD) 1 20:57 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 737-900 (739) 2:02 Effective 2025-05-19 through 2025-05-20 Codeshare flight, operated by United Airlines.(UA 444)
Daily 17:55 Chicago O'Hare (ORD) 1 20:55 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 757-200 (752) 2:00 Effective 2025-08-19 through 2025-09-03 Codeshare flight, operated by United Airlines.(UA 2677)
Mon-Wed,Fri,Sat 17:55 Chicago O'Hare (ORD) 1 20:55 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 757-200 (752) 2:00 Effective 2025-09-05 through 2025-09-17 Codeshare flight, operated by United Airlines.(UA 2677)
Mon-Sat 17:55 Chicago O'Hare (ORD) 1 20:55 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 757-200 (752) 2:00 Effective 2025-09-18 through 2025-09-24 Codeshare flight, operated by United Airlines.(UA 2677)
Mon-Sat 17:55 Chicago O'Hare (ORD) 1 20:55 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 757-200 (752) 2:00 Effective 2025-09-26 through 2025-10-04 Codeshare flight, operated by United Airlines.(UA 2677)
Daily 17:55 Chicago O'Hare (ORD) 1 20:55 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 757-200 (752) 2:00 Effective 2025-10-05 through 2025-10-25 Codeshare flight, operated by United Airlines.(UA 2677)
Daily 17:56 Chicago O'Hare (ORD) 1 20:55 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 757-200 (752) 1:59 Effective 2025-06-26 through 2025-08-18 Codeshare flight, operated by United Airlines.(UA 2677)
Daily 18:04 Chicago O'Hare (ORD) 1 21:05 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 737-800 (738) 2:01 Effective from 2025-10-26 Codeshare flight, operated by United Airlines.(UA 2677)
Sat 18:05 Chicago O'Hare (ORD) 1 21:07 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 737-900 (739) 2:02 Operates only on 2025-05-03 Codeshare flight, operated by United Airlines.(UA 444)
Sat 18:05 Chicago O'Hare (ORD) 1 21:07 Dulles, Washington (IAD) Copa Airlines CM 2638 Non-stop Boeing 737-700 (73G) 2:02 Effective 2025-05-10 through 2025-05-17 Codeshare flight, operated by United Airlines.(UA 444)
Thu 21:05 Chicago O'Hare (ORD) 1 23:59 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Boeing 737-900 (739) 1:54 Operates only on 2025-05-01 Codeshare flight, operated by United Airlines.(UA 276)
Mon-Fri,Sun 21:05 Chicago O'Hare (ORD) 1 23:59 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Airbus A320 (320) 1:54 Effective 2025-05-02 through 2025-05-20 Codeshare flight, operated by United Airlines.(UA 276)
Sat 21:05 Chicago O'Hare (ORD) 1 23:59 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Boeing 737 MAX 8 (7M8) 1:54 Effective 2025-05-03 through 2025-05-17 Codeshare flight, operated by United Airlines.(UA 276)
Wed 21:05 Chicago O'Hare (ORD) 1 23:59 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Boeing 737 MAX 9 (7M9) 1:54 Operates only on 2025-05-21 Codeshare flight, operated by United Airlines.(UA 276)
Daily 21:13 Chicago O'Hare (ORD) 1 23:57 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Boeing 737-800 (738) 1:44 Effective 2025-10-26 through 2025-12-01 Codeshare flight, operated by United Airlines.(UA 276)
Daily 21:13 Chicago O'Hare (ORD) 1 23:57 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Boeing 737-800 (738) 1:44 Effective 2025-12-18 through 2026-01-05 Codeshare flight, operated by United Airlines.(UA 276)
Daily 21:29 Chicago O'Hare (ORD) 1 00:30 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Boeing 737-900 (739) 2:01 Effective 2025-08-19 through 2025-09-03 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Mon-Wed,Fri,Sat 21:29 Chicago O'Hare (ORD) 1 00:30 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Boeing 737-900 (739) 2:01 Effective 2025-09-05 through 2025-09-17 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Mon,Tue,Thu-Sat 21:29 Chicago O'Hare (ORD) 1 00:30 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Boeing 737-900 (739) 2:01 Effective 2025-09-18 through 2025-09-23 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Daily 21:31 Chicago O'Hare (ORD) 1 00:30 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Airbus A321neo (32Q) 1:59 Effective 2025-05-22 through 2025-06-24 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Daily 21:31 Chicago O'Hare (ORD) 1 00:30 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Airbus A321neo (32Q) 1:59 Effective 2025-06-26 through 2025-07-03 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Daily 21:31 Chicago O'Hare (ORD) 1 00:30 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Airbus A321neo (32Q) 1:59 Effective 2025-07-05 through 2025-08-17 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Mon-Sat 21:31 Chicago O'Hare (ORD) 1 00:32 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Boeing 737-900 (739) 2:01 Effective 2025-09-26 through 2025-10-04 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Daily 21:31 Chicago O'Hare (ORD) 1 00:32 Dulles, Washington (IAD) Copa Airlines CM 2639 Non-stop Boeing 737-900 (739) 2:01 Effective 2025-10-05 through 2025-10-24 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Thu 08:45 Chicago O'Hare (ORD) 1 11:43 Dulles, Washington (IAD) Copa Airlines CM 2640 Non-stop Boeing 737-900 (739) 1:58 Operates only on 2025-05-01 Codeshare flight, operated by United Airlines.(UA 2029)
Daily 08:50 Chicago O'Hare (ORD) 1 11:49 Dulles, Washington (IAD) Copa Airlines CM 2640 Non-stop Boeing 757-200 (752) 1:59 Effective 2025-05-02 through 2025-05-21 Codeshare flight, operated by United Airlines.(UA 2029)
Daily 08:50 Chicago O'Hare (ORD) 1 11:55 Dulles, Washington (IAD) Copa Airlines CM 2640 Non-stop Boeing 757-200 (752) 2:05 Effective 2025-08-19 through 2025-10-25 Codeshare flight, operated by United Airlines.(UA 2029)
Daily 08:52 Chicago O'Hare (ORD) 1 11:55 Dulles, Washington (IAD) Copa Airlines CM 2640 Non-stop Boeing 757-200 (752) 2:03 Effective 2025-05-22 through 2025-06-25 Codeshare flight, operated by United Airlines.(UA 2029)
Thu 08:52 Chicago O'Hare (ORD) 1 11:55 Dulles, Washington (IAD) Copa Airlines CM 2640 Non-stop Boeing 737 MAX 9 (7M9) 2:03 Operates only on 2025-06-26 Codeshare flight, operated by United Airlines.(UA 2277)
Daily 08:52 Chicago O'Hare (ORD) 1 11:55 Dulles, Washington (IAD) Copa Airlines CM 2640 Non-stop Boeing 757-200 (752) 2:03 Effective 2025-06-27 through 2025-08-18 Codeshare flight, operated by United Airlines.(UA 2029)
Daily 08:55 Chicago O'Hare (ORD) 1 11:43 Dulles, Washington (IAD) Copa Airlines CM 2640 Non-stop Boeing 737-800 (738) 1:48 Effective from 2025-10-26 Codeshare flight, operated by United Airlines.(UA 2029)
Wed 21:29 Chicago O'Hare (ORD) 1 00:30 Dulles, Washington (IAD) Copa Airlines CM 2641 Non-stop Boeing 737-900 (739) 2:01 Operates only on 2025-09-24 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Wed 21:31 Chicago O'Hare (ORD) 1 00:30 Dulles, Washington (IAD) Copa Airlines CM 2641 Non-stop Airbus A321neo (32Q) 1:59 Operates only on 2025-06-25 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Mon 21:31 Chicago O'Hare (ORD) 1 00:30 Dulles, Washington (IAD) Copa Airlines CM 2641 Non-stop Airbus A321neo (32Q) 1:59 Operates only on 2025-08-18 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Sat 21:31 Chicago O'Hare (ORD) 1 00:32 Dulles, Washington (IAD) Copa Airlines CM 2641 Non-stop Boeing 737-900 (739) 2:01 Operates only on 2025-10-25 Codeshare flight, operated by United Airlines.(UA 1680) The flight arrives 1 day after departure.
Sun 21:13 Chicago O'Hare (ORD) 1 23:57 Dulles, Washington (IAD) Air Canada AC 3012 Non-stop Boeing 737-800 (738) 1:44 Operates only on 2025-10-26 Codeshare flight, operated by United Airlines.(UA 276)
Thu 21:31 Chicago O'Hare (ORD) 1 00:30 Dulles, Washington (IAD) Air Canada AC 3050 Non-stop Airbus A321neo (32Q) 1:59 Operates only on 2025-05-22 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Mon 21:31 Chicago O'Hare (ORD) 1 00:30 Dulles, Washington (IAD) Air Canada AC 3050 Non-stop Airbus A321neo (32Q) 1:59 Operates only on 2025-08-18 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.
Thu 21:31 Chicago O'Hare (ORD) 1 00:32 Dulles, Washington (IAD) Air Canada AC 3050 Non-stop Boeing 737-900 (739) 2:01 Operates only on 2025-09-25 Codeshare flight, operated by United Airlines.(UA 276) The flight arrives 1 day after departure.

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A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Dulles, Washington airport (IAD).
The flight distance is 587 miles, or 945 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 1:44 and 2:06.

Return (IAD-ORD) flights

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All airlines flying from Chicago O'Hare (ORD) to Dulles, Washington (IAD).

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FLIGHT SCHEDULE

Direct Codeshare Flights:

Copa Airlines CM2636

11:23

Chicago O'Hare (ORD) 1

14:28

Dulles, Washington (IAD)

Operates only on 2025-05-26

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1190)

Duration: 2:05, non-stop
Boeing 737-800 (738)

Copa Airlines CM2636

11:23

Chicago O'Hare (ORD) 1

14:28

Dulles, Washington (IAD)

Effective 2025-06-02 through 2025-06-23

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1190)

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Copa Airlines CM2637

11:23

Chicago O'Hare (ORD) 1

14:28

Dulles, Washington (IAD)

Operates only on 2025-05-22

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1190)

Duration: 2:05, non-stop
Boeing 737-900 (739)

Copa Airlines CM2638

17:53

Chicago O'Hare (ORD) 1

20:52

Dulles, Washington (IAD)

Effective 2025-05-22 through 2025-06-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2677)

Duration: 1:59, non-stop
Boeing 757-200 (752)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:57

Dulles, Washington (IAD)

Valid until 2025-05-08

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 444)

Duration: 2:02, non-stop
Boeing 737-800 (738)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:57

Dulles, Washington (IAD)

Effective 2025-05-02 through 2025-05-06

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 444)

Duration: 2:02, non-stop
Boeing 737-900 (739)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:57

Dulles, Washington (IAD)

Effective 2025-05-05 through 2025-05-09

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 444)

Duration: 2:02, non-stop
Boeing 737 MAX 9 (7M9)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:57

Dulles, Washington (IAD)

Operates only on 2025-05-07

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 444)

Duration: 2:02, non-stop
Boeing 737 MAX 8 (7M8)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:57

Dulles, Washington (IAD)

Effective 2025-05-11 through 2025-05-16

Mon

Tue

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 444)

Duration: 2:02, non-stop
Boeing 737-900 (739)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:57

Dulles, Washington (IAD)

Effective 2025-05-14 through 2025-05-21

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 444)

Duration: 2:02, non-stop
Boeing 737 MAX 9 (7M9)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:57

Dulles, Washington (IAD)

Operates only on 2025-05-18

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 444)

Duration: 2:02, non-stop
Airbus A319 (319)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:57

Dulles, Washington (IAD)

Effective 2025-05-19 through 2025-05-20

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 444)

Duration: 2:02, non-stop
Boeing 737-900 (739)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:55

Dulles, Washington (IAD)

Effective 2025-08-19 through 2025-09-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2677)

Duration: 2:00, non-stop
Boeing 757-200 (752)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:55

Dulles, Washington (IAD)

Effective 2025-09-05 through 2025-09-17

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2677)

Duration: 2:00, non-stop
Boeing 757-200 (752)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:55

Dulles, Washington (IAD)

Effective 2025-09-18 through 2025-09-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2677)

Duration: 2:00, non-stop
Boeing 757-200 (752)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:55

Dulles, Washington (IAD)

Effective 2025-09-26 through 2025-10-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2677)

Duration: 2:00, non-stop
Boeing 757-200 (752)

Copa Airlines CM2638

17:55

Chicago O'Hare (ORD) 1

20:55

Dulles, Washington (IAD)

Effective 2025-10-05 through 2025-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2677)

Duration: 2:00, non-stop
Boeing 757-200 (752)

Copa Airlines CM2638

17:56

Chicago O'Hare (ORD) 1

20:55

Dulles, Washington (IAD)

Effective 2025-06-26 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2677)

Duration: 1:59, non-stop
Boeing 757-200 (752)

Copa Airlines CM2638

18:04

Chicago O'Hare (ORD) 1

21:05

Dulles, Washington (IAD)

Effective from 2025-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2677)

Duration: 2:01, non-stop
Boeing 737-800 (738)

Copa Airlines CM2638

18:05

Chicago O'Hare (ORD) 1

21:07

Dulles, Washington (IAD)

Operates only on 2025-05-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 444)

Duration: 2:02, non-stop
Boeing 737-900 (739)

Copa Airlines CM2638

18:05

Chicago O'Hare (ORD) 1

21:07

Dulles, Washington (IAD)

Effective 2025-05-10 through 2025-05-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 444)

Duration: 2:02, non-stop
Boeing 737-700 (73G)

Copa Airlines CM2639

21:05

Chicago O'Hare (ORD) 1

23:59

Dulles, Washington (IAD)

Operates only on 2025-05-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:54, non-stop
Boeing 737-900 (739)

Copa Airlines CM2639

21:05

Chicago O'Hare (ORD) 1

23:59

Dulles, Washington (IAD)

Effective 2025-05-02 through 2025-05-20

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:54, non-stop
Airbus A320 (320)

Copa Airlines CM2639

21:05

Chicago O'Hare (ORD) 1

23:59

Dulles, Washington (IAD)

Effective 2025-05-03 through 2025-05-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:54, non-stop
Boeing 737 MAX 8 (7M8)

Copa Airlines CM2639

21:05

Chicago O'Hare (ORD) 1

23:59

Dulles, Washington (IAD)

Operates only on 2025-05-21

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:54, non-stop
Boeing 737 MAX 9 (7M9)

Copa Airlines CM2639

21:13

Chicago O'Hare (ORD) 1

23:57

Dulles, Washington (IAD)

Effective 2025-10-26 through 2025-12-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:44, non-stop
Boeing 737-800 (738)

Copa Airlines CM2639

21:13

Chicago O'Hare (ORD) 1

23:57

Dulles, Washington (IAD)

Effective 2025-12-18 through 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:44, non-stop
Boeing 737-800 (738)

Copa Airlines CM2639

21:29

Chicago O'Hare (ORD) 1

00:30(+1)

Dulles, Washington (IAD)

Effective 2025-08-19 through 2025-09-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 2:01, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Copa Airlines CM2639

21:29

Chicago O'Hare (ORD) 1

00:30(+1)

Dulles, Washington (IAD)

Effective 2025-09-05 through 2025-09-17

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 2:01, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Copa Airlines CM2639

21:29

Chicago O'Hare (ORD) 1

00:30(+1)

Dulles, Washington (IAD)

Effective 2025-09-18 through 2025-09-23

Mon

Tue

Wed
-

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 2:01, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Copa Airlines CM2639

21:31

Chicago O'Hare (ORD) 1

00:30(+1)

Dulles, Washington (IAD)

Effective 2025-05-22 through 2025-06-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:59, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Copa Airlines CM2639

21:31

Chicago O'Hare (ORD) 1

00:30(+1)

Dulles, Washington (IAD)

Effective 2025-06-26 through 2025-07-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:59, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Copa Airlines CM2639

21:31

Chicago O'Hare (ORD) 1

00:30(+1)

Dulles, Washington (IAD)

Effective 2025-07-05 through 2025-08-17

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:59, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Copa Airlines CM2639

21:31

Chicago O'Hare (ORD) 1

00:32(+1)

Dulles, Washington (IAD)

Effective 2025-09-26 through 2025-10-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 2:01, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Copa Airlines CM2639

21:31

Chicago O'Hare (ORD) 1

00:32(+1)

Dulles, Washington (IAD)

Effective 2025-10-05 through 2025-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 2:01, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Copa Airlines CM2640

08:45

Chicago O'Hare (ORD) 1

11:43

Dulles, Washington (IAD)

Operates only on 2025-05-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2029)

Duration: 1:58, non-stop
Boeing 737-900 (739)

Copa Airlines CM2640

08:50

Chicago O'Hare (ORD) 1

11:49

Dulles, Washington (IAD)

Effective 2025-05-02 through 2025-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2029)

Duration: 1:59, non-stop
Boeing 757-200 (752)

Copa Airlines CM2640

08:50

Chicago O'Hare (ORD) 1

11:55

Dulles, Washington (IAD)

Effective 2025-08-19 through 2025-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2029)

Duration: 2:05, non-stop
Boeing 757-200 (752)

Copa Airlines CM2640

08:52

Chicago O'Hare (ORD) 1

11:55

Dulles, Washington (IAD)

Effective 2025-05-22 through 2025-06-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2029)

Duration: 2:03, non-stop
Boeing 757-200 (752)

Copa Airlines CM2640

08:52

Chicago O'Hare (ORD) 1

11:55

Dulles, Washington (IAD)

Operates only on 2025-06-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2277)

Duration: 2:03, non-stop
Boeing 737 MAX 9 (7M9)

Copa Airlines CM2640

08:52

Chicago O'Hare (ORD) 1

11:55

Dulles, Washington (IAD)

Effective 2025-06-27 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2029)

Duration: 2:03, non-stop
Boeing 757-200 (752)

Copa Airlines CM2640

08:55

Chicago O'Hare (ORD) 1

11:43

Dulles, Washington (IAD)

Effective from 2025-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2029)

Duration: 1:48, non-stop
Boeing 737-800 (738)

Copa Airlines CM2641

21:29

Chicago O'Hare (ORD) 1

00:30(+1)

Dulles, Washington (IAD)

Operates only on 2025-09-24

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 2:01, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Copa Airlines CM2641

21:31

Chicago O'Hare (ORD) 1

00:30(+1)

Dulles, Washington (IAD)

Operates only on 2025-06-25

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:59, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Copa Airlines CM2641

21:31

Chicago O'Hare (ORD) 1

00:30(+1)

Dulles, Washington (IAD)

Operates only on 2025-08-18

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:59, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Copa Airlines CM2641

21:31

Chicago O'Hare (ORD) 1

00:32(+1)

Dulles, Washington (IAD)

Operates only on 2025-10-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1680)

Duration: 2:01, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Air Canada AC3012

21:13

Chicago O'Hare (ORD) 1

23:57

Dulles, Washington (IAD)

Operates only on 2025-10-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:44, non-stop
Boeing 737-800 (738)

Air Canada AC3050

21:31

Chicago O'Hare (ORD) 1

00:30(+1)

Dulles, Washington (IAD)

Operates only on 2025-05-22

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:59, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Air Canada AC3050

21:31

Chicago O'Hare (ORD) 1

00:30(+1)

Dulles, Washington (IAD)

Operates only on 2025-08-18

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 1:59, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Air Canada AC3050

21:31

Chicago O'Hare (ORD) 1

00:32(+1)

Dulles, Washington (IAD)

Operates only on 2025-09-25

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 276)

Duration: 2:01, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

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A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Dulles, Washington airport (IAD).
The flight distance is 587 miles, or 945 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 1:44 and 2:06.

Return (IAD-ORD) flights

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