All airlines flying from Washington Dulles (IAD) to Denver (DEN).

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FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 17:55 Washington Dulles (IAD) 19:40 Denver (DEN) Southwest Airlines WN 291 Non-stop Boeing 737-800 (73H) 3:45 Effective 2026-08-06 through 2026-09-28
Mon-Fri 16:00 Washington Dulles (IAD) 18:17 Denver (DEN) United Airlines UA 395 Non-stop Boeing 737-900 (739) 4:17 Effective 2026-03-05 through 2026-03-27
Sat,Sun 16:03 Washington Dulles (IAD) 18:20 Denver (DEN) United Airlines UA 395 Non-stop Boeing 737 MAX 9 (7M9) 4:17 Effective 2026-03-07 through 2026-03-28
Daily 16:03 Washington Dulles (IAD) 18:12 Denver (DEN) United Airlines UA 395 Non-stop Boeing 737-900 (739) 4:09 Effective 2026-03-29 through 2026-04-29
Daily 16:08 Washington Dulles (IAD) 18:17 Denver (DEN) United Airlines UA 395 Non-stop Boeing 737-900 (739) 4:09 Effective 2026-04-30 through 2026-05-20
Daily 16:08 Washington Dulles (IAD) 17:53 Denver (DEN) United Airlines UA 395 Non-stop Boeing 737-900 (739) 3:45 Effective from 2026-05-21
Tue 08:15 Washington Dulles (IAD) 10:30 Denver (DEN) United Airlines UA 419 Non-stop Airbus A321neo (32Q) 4:15 Operates only on 2026-01-06
Daily 08:15 Washington Dulles (IAD) 10:27 Denver (DEN) United Airlines UA 419 Non-stop Boeing 757-300 (753) 4:12 Effective 2026-01-07 through 2026-02-03
Daily 08:15 Washington Dulles (IAD) 10:27 Denver (DEN) United Airlines UA 419 Non-stop Boeing 757-300 (753) 4:12 Effective 2026-02-05 through 2026-02-11
Daily 08:20 Washington Dulles (IAD) 10:28 Denver (DEN) United Airlines UA 419 Non-stop Boeing 777 (777) 4:08 Valid until 2026-01-05
Wed 08:45 Washington Dulles (IAD) 10:57 Denver (DEN) United Airlines UA 419 Non-stop Boeing 757-300 (753) 4:12 Operates only on 2026-02-04
Mon-Thu 14:12 Washington Dulles (IAD) 16:23 Denver (DEN) United Airlines UA 431 Non-stop Boeing 737-900 (739) 4:11 Effective 2026-03-05 through 2026-03-26
Fri,Sat 14:12 Washington Dulles (IAD) 16:23 Denver (DEN) United Airlines UA 431 Non-stop Boeing 737 MAX 9 (7M9) 4:11 Effective 2026-03-06 through 2026-03-28
Sun 14:20 Washington Dulles (IAD) 16:33 Denver (DEN) United Airlines UA 431 Non-stop Airbus A321neo (32Q) 4:13 Effective 2026-03-15 through 2026-03-22
Daily 14:21 Washington Dulles (IAD) 16:27 Denver (DEN) United Airlines UA 431 Non-stop Boeing 737-900 (739) 4:06 Effective 2026-03-29 through 2026-04-29
Sun 14:27 Washington Dulles (IAD) 16:40 Denver (DEN) United Airlines UA 431 Non-stop Airbus A321neo (32Q) 4:13 Operates only on 2026-03-08
Daily 14:30 Washington Dulles (IAD) 16:28 Denver (DEN) United Airlines UA 431 Non-stop Airbus A321neo (32Q) 3:58 Effective 2026-04-30 through 2026-05-20
Daily 15:58 Washington Dulles (IAD) 18:14 Denver (DEN) United Airlines UA 484 Non-stop Boeing 737-900 (739) 4:16 Effective 2026-02-12 through 2026-03-04
Daily 22:05 Washington Dulles (IAD) 00:13 Denver (DEN) United Airlines UA 495 Non-stop Boeing 737-900 (739) 4:08 Effective 2026-04-30 through 2026-05-19 The flight arrives 1 day after departure.
Daily 22:05 Washington Dulles (IAD) 23:50 Denver (DEN) United Airlines UA 495 Non-stop Boeing 737-900 (739) 3:45 Effective from 2026-05-21
Daily 22:10 Washington Dulles (IAD) 00:15 Denver (DEN) United Airlines UA 495 Non-stop Boeing 737-900 (739) 4:05 Valid until 2026-01-05 The flight arrives 1 day after departure.
Mon,Wed-Sat 22:25 Washington Dulles (IAD) 00:30 Denver (DEN) United Airlines UA 495 Non-stop Boeing 737-900 (739) 4:05 Effective 2026-02-12 through 2026-03-04 The flight arrives 1 day after departure.
Sun 22:25 Washington Dulles (IAD) 00:30 Denver (DEN) United Airlines UA 495 Non-stop Boeing 737 MAX 9 (7M9) 4:05 Effective 2026-02-15 through 2026-03-01 The flight arrives 1 day after departure.
Wed-Sun 22:30 Washington Dulles (IAD) 00:30 Denver (DEN) United Airlines UA 495 Non-stop Boeing 737-900 (739) 4:00 Effective 2026-03-05 through 2026-03-28 The flight arrives 1 day after departure.
Mon,Tue 22:30 Washington Dulles (IAD) 00:32 Denver (DEN) United Airlines UA 495 Non-stop Airbus A321neo (32Q) 4:02 Effective 2026-03-09 through 2026-03-24 The flight arrives 1 day after departure.
Daily 22:30 Washington Dulles (IAD) 00:38 Denver (DEN) United Airlines UA 495 Non-stop Boeing 737-900 (739) 4:08 Effective 2026-03-29 through 2026-04-29 The flight arrives 1 day after departure.
Mon,Wed,Thu,Sat,Sun 22:32 Washington Dulles (IAD) 00:30 Denver (DEN) United Airlines UA 495 Non-stop Boeing 737-900 (739) 3:58 Effective 2026-01-07 through 2026-01-15 The flight arrives 1 day after departure.
Fri 22:32 Washington Dulles (IAD) 00:32 Denver (DEN) United Airlines UA 495 Non-stop Airbus A321neo (32Q) 4:00 Effective 2026-01-09 through 2026-02-06 The flight arrives 1 day after departure.
Mon,Wed,Thu,Sat,Sun 22:32 Washington Dulles (IAD) 00:30 Denver (DEN) United Airlines UA 495 Non-stop Boeing 737-900 (739) 3:58 Effective 2026-01-18 through 2026-02-08 The flight arrives 1 day after departure.
Mon 22:32 Washington Dulles (IAD) 00:32 Denver (DEN) United Airlines UA 495 Non-stop Airbus A321neo (32Q) 4:00 Operates only on 2026-02-09 The flight arrives 1 day after departure.
Wed 22:32 Washington Dulles (IAD) 00:30 Denver (DEN) United Airlines UA 495 Non-stop Boeing 737-900 (739) 3:58 Operates only on 2026-02-11 The flight arrives 1 day after departure.
Sat 22:37 Washington Dulles (IAD) 00:35 Denver (DEN) United Airlines UA 495 Non-stop Boeing 737-900 (739) 3:58 Operates only on 2026-01-17 The flight arrives 1 day after departure.
Wed-Sun 19:59 Washington Dulles (IAD) 22:06 Denver (DEN) United Airlines UA 587 Non-stop Airbus A321neo (32Q) 4:07 Effective 2026-03-05 through 2026-03-28
Tue 17:15 Washington Dulles (IAD) 19:28 Denver (DEN) United Airlines UA 599 Non-stop Airbus A321neo (32Q) 4:13 Operates only on 2026-01-06
Daily 17:15 Washington Dulles (IAD) 19:26 Denver (DEN) United Airlines UA 599 Non-stop Boeing 737 MAX 9 (7M9) 4:11 Effective 2026-01-07 through 2026-02-10
Wed 17:15 Washington Dulles (IAD) 19:28 Denver (DEN) United Airlines UA 599 Non-stop Airbus A321neo (32Q) 4:13 Operates only on 2026-02-11
Daily 17:15 Washington Dulles (IAD) 19:23 Denver (DEN) United Airlines UA 599 Non-stop Boeing 757-300 (753) 4:08 Effective 2026-04-30 through 2026-05-20
Daily 17:15 Washington Dulles (IAD) 19:01 Denver (DEN) United Airlines UA 599 Non-stop Boeing 757-300 (753) 3:46 Effective from 2026-05-21
Daily 17:19 Washington Dulles (IAD) 19:40 Denver (DEN) United Airlines UA 599 Non-stop Boeing 737-900 (739) 4:21 Effective 2026-03-05 through 2026-03-28
Daily 17:19 Washington Dulles (IAD) 19:27 Denver (DEN) United Airlines UA 599 Non-stop Boeing 757-300 (753) 4:08 Effective 2026-03-29 through 2026-04-29
Daily 17:20 Washington Dulles (IAD) 19:28 Denver (DEN) United Airlines UA 599 Non-stop Boeing 777 (777) 4:08 Valid until 2026-01-05
Daily 12:35 Washington Dulles (IAD) 14:46 Denver (DEN) United Airlines UA 754 Non-stop Airbus A321neo (32Q) 4:11 Effective 2026-01-06 through 2026-02-11
Daily 16:11 Washington Dulles (IAD) 18:24 Denver (DEN) United Airlines UA 759 Non-stop Boeing 737-900 (739) 4:13 Effective 2026-01-06 through 2026-02-11
Tue 14:24 Washington Dulles (IAD) 16:38 Denver (DEN) United Airlines UA 1095 Non-stop Airbus A321neo (32Q) 4:14 Operates only on 2026-01-06
Mon-Fri,Sun 14:24 Washington Dulles (IAD) 16:37 Denver (DEN) United Airlines UA 1095 Non-stop Boeing 737-900 (739) 4:13 Effective 2026-01-07 through 2026-02-03
Sat 14:24 Washington Dulles (IAD) 16:39 Denver (DEN) United Airlines UA 1095 Non-stop Airbus A321neo (32Q) 4:15 Effective 2026-01-10 through 2026-02-07
Mon-Fri,Sun 14:24 Washington Dulles (IAD) 16:37 Denver (DEN) United Airlines UA 1095 Non-stop Boeing 737-900 (739) 4:13 Effective 2026-02-05 through 2026-02-11
Wed 14:31 Washington Dulles (IAD) 16:45 Denver (DEN) United Airlines UA 1095 Non-stop Airbus A321neo (32Q) 4:14 Operates only on 2026-02-04
Daily 14:25 Washington Dulles (IAD) 16:23 Denver (DEN) United Airlines UA 1126 Non-stop Boeing 737-900 (739) 3:58 Effective from 2026-10-25
Daily 14:39 Washington Dulles (IAD) 16:28 Denver (DEN) United Airlines UA 1126 Non-stop Boeing 737-900 (739) 3:49 Effective 2026-06-25 through 2026-08-17

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A domestic route departing from the Washington Dulles airport (IAD) and arriving at Denver airport (DEN).
The flight distance is 1448 miles, or 2331 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-7 . 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 3:35 and 4:21.

Return (DEN-IAD) flights

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All airlines flying from Washington Dulles (IAD) to Denver (DEN).

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN291

17:55

Washington Dulles (IAD)

19:40

Denver (DEN)

Effective 2026-08-06 through 2026-09-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-800 (73H)

Direct Flights:

United Airlines UA395

16:00

Washington Dulles (IAD)

18:17

Denver (DEN)

Effective 2026-03-05 through 2026-03-27

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:17, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA395

16:03

Washington Dulles (IAD)

18:20

Denver (DEN)

Effective 2026-03-07 through 2026-03-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 4:17, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

United Airlines UA395

16:03

Washington Dulles (IAD)

18:12

Denver (DEN)

Effective 2026-03-29 through 2026-04-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:09, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA395

16:08

Washington Dulles (IAD)

18:17

Denver (DEN)

Effective 2026-04-30 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:09, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA395

16:08

Washington Dulles (IAD)

17:53

Denver (DEN)

Effective from 2026-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:45, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA419

08:15

Washington Dulles (IAD)

10:30

Denver (DEN)

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:15, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA419

08:15

Washington Dulles (IAD)

10:27

Denver (DEN)

Effective 2026-01-07 through 2026-02-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:12, non-stop
Boeing 757-300 (753)

Direct Flights:

United Airlines UA419

08:15

Washington Dulles (IAD)

10:27

Denver (DEN)

Effective 2026-02-05 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:12, non-stop
Boeing 757-300 (753)

Direct Flights:

United Airlines UA419

08:20

Washington Dulles (IAD)

10:28

Denver (DEN)

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:08, non-stop
Boeing 777 (777)

Direct Flights:

United Airlines UA419

08:45

Washington Dulles (IAD)

10:57

Denver (DEN)

Operates only on 2026-02-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:12, non-stop
Boeing 757-300 (753)

Direct Flights:

United Airlines UA431

14:12

Washington Dulles (IAD)

16:23

Denver (DEN)

Effective 2026-03-05 through 2026-03-26

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:11, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA431

14:12

Washington Dulles (IAD)

16:23

Denver (DEN)

Effective 2026-03-06 through 2026-03-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 4:11, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

United Airlines UA431

14:20

Washington Dulles (IAD)

16:33

Denver (DEN)

Effective 2026-03-15 through 2026-03-22

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:13, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA431

14:21

Washington Dulles (IAD)

16:27

Denver (DEN)

Effective 2026-03-29 through 2026-04-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:06, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA431

14:27

Washington Dulles (IAD)

16:40

Denver (DEN)

Operates only on 2026-03-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:13, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA431

14:30

Washington Dulles (IAD)

16:28

Denver (DEN)

Effective 2026-04-30 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:58, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA484

15:58

Washington Dulles (IAD)

18:14

Denver (DEN)

Effective 2026-02-12 through 2026-03-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:16, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA495

22:05

Washington Dulles (IAD)

00:13(+1)

Denver (DEN)

Effective 2026-04-30 through 2026-05-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:08, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:05

Washington Dulles (IAD)

23:50

Denver (DEN)

Effective from 2026-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:45, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA495

22:10

Washington Dulles (IAD)

00:15(+1)

Denver (DEN)

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:05, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:25

Washington Dulles (IAD)

00:30(+1)

Denver (DEN)

Effective 2026-02-12 through 2026-03-04

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun
-

Duration: 4:05, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:25

Washington Dulles (IAD)

00:30(+1)

Denver (DEN)

Effective 2026-02-15 through 2026-03-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:05, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:30

Washington Dulles (IAD)

00:30(+1)

Denver (DEN)

Effective 2026-03-05 through 2026-03-28

Mon
-

Tue
-

Wed

Thu

Fri

Sat

Sun

Duration: 4:00, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:30

Washington Dulles (IAD)

00:32(+1)

Denver (DEN)

Effective 2026-03-09 through 2026-03-24

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:02, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:30

Washington Dulles (IAD)

00:38(+1)

Denver (DEN)

Effective 2026-03-29 through 2026-04-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:08, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:32

Washington Dulles (IAD)

00:30(+1)

Denver (DEN)

Effective 2026-01-07 through 2026-01-15

Mon

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Duration: 3:58, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:32

Washington Dulles (IAD)

00:32(+1)

Denver (DEN)

Effective 2026-01-09 through 2026-02-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:00, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:32

Washington Dulles (IAD)

00:30(+1)

Denver (DEN)

Effective 2026-01-18 through 2026-02-08

Mon

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Duration: 3:58, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:32

Washington Dulles (IAD)

00:32(+1)

Denver (DEN)

Operates only on 2026-02-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:00, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:32

Washington Dulles (IAD)

00:30(+1)

Denver (DEN)

Operates only on 2026-02-11

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:58, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA495

22:37

Washington Dulles (IAD)

00:35(+1)

Denver (DEN)

Operates only on 2026-01-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:58, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA587

19:59

Washington Dulles (IAD)

22:06

Denver (DEN)

Effective 2026-03-05 through 2026-03-28

Mon
-

Tue
-

Wed

Thu

Fri

Sat

Sun

Duration: 4:07, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA599

17:15

Washington Dulles (IAD)

19:28

Denver (DEN)

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:13, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA599

17:15

Washington Dulles (IAD)

19:26

Denver (DEN)

Effective 2026-01-07 through 2026-02-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:11, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

United Airlines UA599

17:15

Washington Dulles (IAD)

19:28

Denver (DEN)

Operates only on 2026-02-11

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:13, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA599

17:15

Washington Dulles (IAD)

19:23

Denver (DEN)

Effective 2026-04-30 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:08, non-stop
Boeing 757-300 (753)

Direct Flights:

United Airlines UA599

17:15

Washington Dulles (IAD)

19:01

Denver (DEN)

Effective from 2026-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:46, non-stop
Boeing 757-300 (753)

Direct Flights:

United Airlines UA599

17:19

Washington Dulles (IAD)

19:40

Denver (DEN)

Effective 2026-03-05 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:21, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA599

17:19

Washington Dulles (IAD)

19:27

Denver (DEN)

Effective 2026-03-29 through 2026-04-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:08, non-stop
Boeing 757-300 (753)

Direct Flights:

United Airlines UA599

17:20

Washington Dulles (IAD)

19:28

Denver (DEN)

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:08, non-stop
Boeing 777 (777)

Direct Flights:

United Airlines UA754

12:35

Washington Dulles (IAD)

14:46

Denver (DEN)

Effective 2026-01-06 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:11, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA759

16:11

Washington Dulles (IAD)

18:24

Denver (DEN)

Effective 2026-01-06 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:13, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA1095

14:24

Washington Dulles (IAD)

16:38

Denver (DEN)

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:14, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA1095

14:24

Washington Dulles (IAD)

16:37

Denver (DEN)

Effective 2026-01-07 through 2026-02-03

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:13, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA1095

14:24

Washington Dulles (IAD)

16:39

Denver (DEN)

Effective 2026-01-10 through 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:15, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA1095

14:24

Washington Dulles (IAD)

16:37

Denver (DEN)

Effective 2026-02-05 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 4:13, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA1095

14:31

Washington Dulles (IAD)

16:45

Denver (DEN)

Operates only on 2026-02-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:14, non-stop
Airbus A321neo (32Q)

Direct Flights:

United Airlines UA1126

14:25

Washington Dulles (IAD)

16:23

Denver (DEN)

Effective from 2026-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:58, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA1126

14:39

Washington Dulles (IAD)

16:28

Denver (DEN)

Effective 2026-06-25 through 2026-08-17

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:49, non-stop
Boeing 737-900 (739)

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A domestic route departing from the Washington Dulles airport (IAD) and arriving at Denver airport (DEN).
The flight distance is 1448 miles, or 2331 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-7 . 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 3:35 and 4:21.

Return (DEN-IAD) flights

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