All airlines flying from Denver (DEN) to Washington Dulles (IAD).
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| FLIGHT SCHEDULE |
|---|
| Direct Codeshare Flights: |
| Sat
06:10
Denver (DEN)
11:32
Washington Dulles (IAD) Copa Airlines CM 2870 Non-stop Airbus A321neo (32Q) 3:22 Operates only on 2026-03-07 Codeshare flight, operated by United Airlines.(UA 1279) |
| Sun
06:10
Denver (DEN)
11:30
Washington Dulles (IAD) Copa Airlines CM 2870 Non-stop Boeing 737-900 (739) 3:20 Effective 2026-03-08 through 2026-03-22 Codeshare flight, operated by United Airlines.(UA 1279) |
| Mon,Thu-Sat
06:10
Denver (DEN)
11:30
Washington Dulles (IAD) Copa Airlines CM 2870 Non-stop Boeing 757-200 (752) 3:20 Effective 2026-03-09 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 1279) |
| Mon,Wed-Sat
15:36
Denver (DEN)
20:53
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Boeing 737-900 (739) 3:17 Effective 2026-02-12 through 2026-03-04 Codeshare flight, operated by United Airlines.(UA 798) |
| Sun
15:36
Denver (DEN)
20:53
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Boeing 737 MAX 9 (7M9) 3:17 Effective 2026-02-15 through 2026-03-01 Codeshare flight, operated by United Airlines.(UA 798) |
| Tue
15:36
Denver (DEN)
20:55
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Airbus A321neo (32Q) 3:19 Effective 2026-02-17 through 2026-03-03 Codeshare flight, operated by United Airlines.(UA 798) |
| Mon,Tue,Thu,Sat,Sun
15:47
Denver (DEN)
21:07
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Boeing 737-900 (739) 3:20 Effective 2026-01-06 through 2026-02-08 Codeshare flight, operated by United Airlines.(UA 798) |
| Fri
15:47
Denver (DEN)
21:08
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Airbus A321neo (32Q) 3:21 Effective 2026-01-09 through 2026-02-06 Codeshare flight, operated by United Airlines.(UA 798) |
| Mon
15:47
Denver (DEN)
21:08
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Airbus A321neo (32Q) 3:21 Operates only on 2026-02-09 Codeshare flight, operated by United Airlines.(UA 798) |
| Tue
15:47
Denver (DEN)
21:07
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Boeing 737-900 (739) 3:20 Operates only on 2026-02-10 Codeshare flight, operated by United Airlines.(UA 798) |
| Wed
15:51
Denver (DEN)
21:11
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Boeing 737-900 (739) 3:20 Effective 2026-01-07 through 2026-02-04 Codeshare flight, operated by United Airlines.(UA 798) |
| Daily
15:51
Denver (DEN)
21:21
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Airbus A321neo (32Q) 3:30 Effective 2026-03-29 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 798) |
| Daily
15:55
Denver (DEN)
21:10
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Boeing 757-300 (753) 3:15 Effective 2026-04-30 through 2026-05-20 Codeshare flight, operated by United Airlines.(UA 798) |
| Daily
15:55
Denver (DEN)
21:10
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Boeing 737-900 (739) 3:15 Effective from 2026-05-21 Codeshare flight, operated by United Airlines.(UA 798) |
| Wed
15:59
Denver (DEN)
21:19
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Boeing 737-900 (739) 3:20 Operates only on 2026-02-11 Codeshare flight, operated by United Airlines.(UA 798) |
| Thu,Fri
16:00
Denver (DEN)
21:18
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Airbus A321neo (32Q) 3:18 Effective 2026-03-05 through 2026-03-06 Codeshare flight, operated by United Airlines.(UA 798) |
| Sun
16:00
Denver (DEN)
21:16
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Boeing 737-900 (739) 3:16 Effective 2026-03-08 through 2026-03-22 Codeshare flight, operated by United Airlines.(UA 798) |
| Mon-Sat
16:00
Denver (DEN)
21:18
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Airbus A321neo (32Q) 3:18 Effective 2026-03-09 through 2026-03-27 Codeshare flight, operated by United Airlines.(UA 798) |
| Sat
16:00
Denver (DEN)
21:16
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Boeing 737 MAX 9 (7M9) 3:16 Operates only on 2026-03-28 Codeshare flight, operated by United Airlines.(UA 798) |
| Daily
16:05
Denver (DEN)
21:25
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Airbus A321neo (32Q) 3:20 Valid until 2026-01-05 Codeshare flight, operated by United Airlines.(UA 798) |
| Sat
16:10
Denver (DEN)
21:28
Washington Dulles (IAD) Copa Airlines CM 2871 Non-stop Airbus A321neo (32Q) 3:18 Operates only on 2026-03-07 Codeshare flight, operated by United Airlines.(UA 798) |
| Daily
23:50
Denver (DEN)
05:08
Washington Dulles (IAD) Copa Airlines CM 2872 Non-stop Boeing 737-900 (739) 3:18 Effective from 2026-04-30 Codeshare flight, operated by United Airlines.(UA 1924) The flight arrives 1 day after departure. |
| Daily
23:59
Denver (DEN)
05:19
Washington Dulles (IAD) Copa Airlines CM 2872 Non-stop Boeing 777 (777) 3:20 Valid until 2026-01-05 Codeshare flight, operated by United Airlines.(UA 1924) The flight arrives 1 day after departure. |
| Mon,Wed-Sun
23:59
Denver (DEN)
05:21
Washington Dulles (IAD) Copa Airlines CM 2872 Non-stop Boeing 737-900 (739) 3:22 Effective 2026-01-07 through 2026-02-06 Codeshare flight, operated by United Airlines.(UA 1924) The flight arrives 1 day after departure. |
| Sat
23:59
Denver (DEN)
05:21
Washington Dulles (IAD) Copa Airlines CM 2872 Non-stop Boeing 737 MAX 9 (7M9) 3:22 Operates only on 2026-02-07 Codeshare flight, operated by United Airlines.(UA 1924) The flight arrives 1 day after departure. |
| Mon,Wed,Sun
23:59
Denver (DEN)
05:21
Washington Dulles (IAD) Copa Airlines CM 2872 Non-stop Boeing 737-900 (739) 3:22 Effective 2026-02-08 through 2026-02-11 Codeshare flight, operated by United Airlines.(UA 1924) The flight arrives 1 day after departure. |
| Mon,Wed-Sun
23:59
Denver (DEN)
05:18
Washington Dulles (IAD) Copa Airlines CM 2872 Non-stop Airbus A321neo (32Q) 3:19 Effective 2026-02-12 through 2026-03-04 Codeshare flight, operated by United Airlines.(UA 1924) The flight arrives 1 day after departure. |
| Wed-Fri,Sun
23:59
Denver (DEN)
05:17
Washington Dulles (IAD) Copa Airlines CM 2872 Non-stop Boeing 737-900 (739) 3:18 Effective 2026-03-05 through 2026-03-27 Codeshare flight, operated by United Airlines.(UA 1924) The flight arrives 1 day after departure. |
| Sat
23:59
Denver (DEN)
06:17
Washington Dulles (IAD) Copa Airlines CM 2872 Non-stop Boeing 737 MAX 9 (7M9) 3:18 Operates only on 2026-03-07 Codeshare flight, operated by United Airlines.(UA 1924) The flight arrives 1 day after departure. |
| Mon,Tue
23:59
Denver (DEN)
05:17
Washington Dulles (IAD) Copa Airlines CM 2872 Non-stop Boeing 757-200 (752) 3:18 Effective 2026-03-09 through 2026-03-24 Codeshare flight, operated by United Airlines.(UA 1924) The flight arrives 1 day after departure. |
| Sat
23:59
Denver (DEN)
05:17
Washington Dulles (IAD) Copa Airlines CM 2872 Non-stop Boeing 737 MAX 9 (7M9) 3:18 Effective 2026-03-14 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 1924) The flight arrives 1 day after departure. |
| Daily
23:59
Denver (DEN)
05:27
Washington Dulles (IAD) Copa Airlines CM 2872 Non-stop Boeing 737 MAX 9 (7M9) 3:28 Effective 2026-03-29 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 1924) The flight arrives 1 day after departure. |
| Tue,Thu,Sun
10:20
Denver (DEN)
15:44
Washington Dulles (IAD) ITA Airways AZ 4374 Non-stop Boeing 737-900 (739) 3:24 Effective 2026-03-08 through 2026-03-26 Codeshare flight, operated by United Airlines.(UA 326) |
| Sun
06:00
Denver (DEN)
11:20
Washington Dulles (IAD) ITA Airways AZ 4375 Non-stop Boeing 737 MAX 9 (7M9) 3:20 Operates only on 2026-03-01 Codeshare flight, operated by United Airlines.(UA 1279) |
| Tue,Fri-Sun
06:00
Denver (DEN)
11:29
Washington Dulles (IAD) ITA Airways AZ 4375 Non-stop Boeing 737-900 (739) 3:29 Effective 2026-03-29 through 2026-04-28 Codeshare flight, operated by United Airlines.(UA 1279) |
| Tue,Fri-Sun
06:00
Denver (DEN)
11:14
Washington Dulles (IAD) ITA Airways AZ 4375 Non-stop Boeing 737-900 (739) 3:14 Effective 2026-05-01 through 2026-05-31 Codeshare flight, operated by United Airlines.(UA 1279) |
| Daily
06:00
Denver (DEN)
11:14
Washington Dulles (IAD) ITA Airways AZ 4375 Non-stop Boeing 737-900 (739) 3:14 Effective 2026-06-01 through 2026-09-29 Codeshare flight, operated by United Airlines.(UA 1279) |
| Tue,Fri-Sun
06:00
Denver (DEN)
11:14
Washington Dulles (IAD) ITA Airways AZ 4375 Non-stop Boeing 737-900 (739) 3:14 Effective 2026-10-02 through 2026-10-24 Codeshare flight, operated by United Airlines.(UA 1279) |
| Thu
06:10
Denver (DEN)
11:30
Washington Dulles (IAD) ITA Airways AZ 4375 Non-stop Boeing 757-200 (752) 3:20 Operates only on 2026-03-05 Codeshare flight, operated by United Airlines.(UA 1279) |
| Tue,Thu,Sun
07:45
Denver (DEN)
13:05
Washington Dulles (IAD) ITA Airways AZ 4389 Non-stop Boeing 737-900 (739) 3:20 Effective 2026-03-01 through 2026-03-05 Codeshare flight, operated by United Airlines.(UA 351) |
| Tue,Thu
07:45
Denver (DEN)
13:05
Washington Dulles (IAD) ITA Airways AZ 4389 Non-stop Boeing 737-900 (739) 3:20 Effective 2026-03-10 through 2026-03-26 Codeshare flight, operated by United Airlines.(UA 351) |
| Sun
07:45
Denver (DEN)
13:07
Washington Dulles (IAD) ITA Airways AZ 4389 Non-stop Airbus A321neo (32Q) 3:22 Effective 2026-03-15 through 2026-03-22 Codeshare flight, operated by United Airlines.(UA 1101) |
| Tue,Fri-Sun
07:45
Denver (DEN)
13:14
Washington Dulles (IAD) ITA Airways AZ 4389 Non-stop Boeing 737-900 (739) 3:29 Effective 2026-03-29 through 2026-04-28 Codeshare flight, operated by United Airlines.(UA 1101) |
| Sun
07:52
Denver (DEN)
13:14
Washington Dulles (IAD) ITA Airways AZ 4389 Non-stop Airbus A321neo (32Q) 3:22 Operates only on 2026-03-08 Codeshare flight, operated by United Airlines.(UA 1101) |
| Tue,Fri-Sun
08:10
Denver (DEN)
13:27
Washington Dulles (IAD) ITA Airways AZ 4389 Non-stop Airbus A321neo (32Q) 3:17 Effective 2026-05-01 through 2026-05-19 Codeshare flight, operated by United Airlines.(UA 1101) |
| Tue,Fri-Sun
08:10
Denver (DEN)
13:27
Washington Dulles (IAD) ITA Airways AZ 4389 Non-stop Boeing 737-900 (739) 3:17 Effective 2026-05-22 through 2026-05-31 Codeshare flight, operated by United Airlines.(UA 1101) |
| Daily
08:10
Denver (DEN)
13:27
Washington Dulles (IAD) ITA Airways AZ 4389 Non-stop Boeing 737-900 (739) 3:17 Effective 2026-06-01 through 2026-09-29 Codeshare flight, operated by United Airlines.(UA 1101) |
| Tue,Fri-Sun
08:10
Denver (DEN)
13:27
Washington Dulles (IAD) ITA Airways AZ 4389 Non-stop Boeing 737-900 (739) 3:17 Effective 2026-10-02 through 2026-10-24 Codeshare flight, operated by United Airlines.(UA 1101) |
| Daily
10:25
Denver (DEN)
15:50
Washington Dulles (IAD) Lufthansa LH 7463 Non-stop Boeing 757-300 (753) 3:25 Effective 2026-05-21 through 2026-06-24 Codeshare flight, operated by United Airlines.(UA 2087) |
| Daily
10:25
Denver (DEN)
15:50
Washington Dulles (IAD) Lufthansa LH 7463 Non-stop Boeing 757-300 (753) 3:25 Effective 2026-08-18 through 2026-10-24 Codeshare flight, operated by United Airlines.(UA 2087) |
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Parallax here DEN-IAD
- A domestic route departing from the Denver airport (DEN) and arriving at Washington Dulles airport (IAD).
- The flight distance is 1448 miles, or 2331 km.
- The timezone of the departure airport is UTC-7 , 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 3:05 and 3:35.
