United Airlines flights from Los Angeles (LAX) to Dulles, Washington (IAD).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 08:00 Los Angeles (LAX) 7 16:09 Dulles, Washington (IAD)
United Airlines UA 688 Non-stop Boeing 757-300 (753) 5:09 Effective 2025-09-25 through 2025-10-25
Mon-Fri,Sun 08:15 Los Angeles (LAX) 7 16:21 Dulles, Washington (IAD)
United Airlines UA 688 Non-stop Boeing 757-300 (753) 5:06 Effective 2025-06-26 through 2025-08-18
Daily 08:15 Los Angeles (LAX) 7 16:12 Dulles, Washington (IAD)
United Airlines UA 688 Non-stop Boeing 777 (777) 4:57 Effective 2025-08-19 through 2025-09-24
Sat 08:19 Los Angeles (LAX) 7 16:30 Dulles, Washington (IAD)
United Airlines UA 688 Non-stop Boeing 737-900 (739) 5:11 Effective 2025-06-28 through 2025-08-16
Daily 08:40 Los Angeles (LAX) 7 16:13 Dulles, Washington (IAD)
United Airlines UA 688 Non-stop Boeing 777 (777) 4:33 Effective from 2025-10-26
Mon,Thu,Fri,Sun 06:15 Los Angeles (LAX) 7 14:18 Dulles, Washington (IAD)
United Airlines UA 1057 Non-stop Boeing 737-900 (739) 5:03 Effective 2025-06-26 through 2025-07-03
Sat 06:15 Los Angeles (LAX) 7 14:14 Dulles, Washington (IAD)
United Airlines UA 1057 Non-stop Boeing 757-300 (753) 4:59 Operates only on 2025-06-28
Mon,Thu,Fri,Sun 06:15 Los Angeles (LAX) 7 14:18 Dulles, Washington (IAD)
United Airlines UA 1057 Non-stop Boeing 737-900 (739) 5:03 Effective 2025-07-06 through 2025-07-31
Sat 06:15 Los Angeles (LAX) 7 14:14 Dulles, Washington (IAD)
United Airlines UA 1057 Non-stop Boeing 757-300 (753) 4:59 Effective 2025-07-12 through 2025-07-26
Mon,Wed-Sun 08:15 Los Angeles (LAX) 7 16:21 Dulles, Washington (IAD)
United Airlines UA 1140 Non-stop Boeing 757-300 (753) 5:06 Effective 2025-05-22 through 2025-06-25
Tue 08:15 Los Angeles (LAX) 7 16:26 Dulles, Washington (IAD)
United Airlines UA 1140 Non-stop Boeing 737 MAX 9 (7M9) 5:11 Effective 2025-05-27 through 2025-06-24
Daily 08:16 Los Angeles (LAX) 7 16:22 Dulles, Washington (IAD)
United Airlines UA 1140 Non-stop Boeing 757-300 (753) 5:06 Valid until 2025-05-21
Daily 16:29 Los Angeles (LAX) 7 00:30 Dulles, Washington (IAD)
United Airlines UA 1573 Non-stop Boeing 737 MAX 9 (7M9) 5:01 Effective 2025-08-19 through 2025-09-24
The flight arrives 1 day after departure.
Daily 16:29 Los Angeles (LAX) 7 00:30 Dulles, Washington (IAD)
United Airlines UA 1573 Non-stop Boeing 737-900 (739) 5:01 Effective 2025-09-25 through 2025-10-25
The flight arrives 1 day after departure.
Daily 16:42 Los Angeles (LAX) 7 00:31 Dulles, Washington (IAD)
United Airlines UA 1573 Non-stop Boeing 737-900 (739) 4:49 Effective 2025-10-26 through 2025-12-01
The flight arrives 1 day after departure.
Daily 16:42 Los Angeles (LAX) 7 00:31 Dulles, Washington (IAD)
United Airlines UA 1573 Non-stop Boeing 737-900 (739) 4:49 Effective 2025-12-18 through 2026-01-05
The flight arrives 1 day after departure.
Daily 16:42 Los Angeles (LAX) 7 00:31 Dulles, Washington (IAD)
United Airlines UA 1573 Non-stop Boeing 737-900 (739) 4:49 Effective from 2026-02-12
The flight arrives 1 day after departure.
Mon-Fri 16:45 Los Angeles (LAX) 7 00:44 Dulles, Washington (IAD)
United Airlines UA 1573 Non-stop Boeing 737-900 (739) 4:59 Effective 2025-05-22 through 2025-05-30
The flight arrives 1 day after departure.
Mon-Fri,Sun 16:45 Los Angeles (LAX) 7 00:44 Dulles, Washington (IAD)
United Airlines UA 1573 Non-stop Boeing 737-900 (739) 4:59 Effective 2025-06-01 through 2025-06-25
The flight arrives 1 day after departure.
Wed-Fri,Sun 16:50 Los Angeles (LAX) 7 00:50 Dulles, Washington (IAD)
United Airlines UA 1573 Non-stop Boeing 737-900 (739) 5:00 Valid until 2025-05-21
The flight arrives 1 day after departure.
Tue 17:02 Los Angeles (LAX) 7 00:59 Dulles, Washington (IAD)
United Airlines UA 1573 Non-stop Boeing 737-900 (739) 4:57 Effective 2025-07-01 through 2025-08-12
The flight arrives 1 day after departure.
Mon,Wed-Fri,Sun 17:03 Los Angeles (LAX) 7 01:00 Dulles, Washington (IAD)
United Airlines UA 1573 Non-stop Boeing 737-900 (739) 4:57 Effective 2025-06-26 through 2025-08-18
The flight arrives 1 day after departure.
Mon-Fri,Sun 21:05 Los Angeles (LAX) 7 05:06 Dulles, Washington (IAD)
United Airlines UA 1631 Non-stop Boeing 737 MAX 9 (7M9) 5:01 Valid until 2025-05-21
The flight arrives 1 day after departure.
Daily 21:30 Los Angeles (LAX) 7 05:33 Dulles, Washington (IAD)
United Airlines UA 1631 Non-stop Boeing 737 MAX 9 (7M9) 5:03 Effective 2025-09-25 through 2025-10-25
The flight arrives 1 day after departure.
Mon-Fri,Sun 21:30 Los Angeles (LAX) 7 05:15 Dulles, Washington (IAD)
United Airlines UA 1631 Non-stop Boeing 757-300 (753) 4:45 Effective 2025-10-26 through 2025-11-07
The flight arrives 1 day after departure.
Sat 21:30 Los Angeles (LAX) 7 04:15 Dulles, Washington (IAD)
United Airlines UA 1631 Non-stop Boeing 757-300 (753) 4:45 Operates only on 2025-11-01
The flight arrives 1 day after departure.
Daily 21:30 Los Angeles (LAX) 7 05:15 Dulles, Washington (IAD)
United Airlines UA 1631 Non-stop Boeing 757-300 (753) 4:45 Effective from 2025-11-08
The flight arrives 1 day after departure.
Sat 21:35 Los Angeles (LAX) 7 05:36 Dulles, Washington (IAD)
United Airlines UA 1631 Non-stop Boeing 737-900 (739) 5:01 Effective 2025-05-03 through 2025-05-17
The flight arrives 1 day after departure.
Mon-Thu,Sun 21:35 Los Angeles (LAX) 7 05:37 Dulles, Washington (IAD)
United Airlines UA 1631 Non-stop Boeing 737-900 (739) 5:02 Effective 2025-05-22 through 2025-06-25
The flight arrives 1 day after departure.
Mon-Fri 12:40 Los Angeles (LAX) 7 20:45 Dulles, Washington (IAD)
United Airlines UA 1635 Non-stop Boeing 737-900 (739) 5:05 Effective 2025-07-01 through 2025-07-31
Sat 12:45 Los Angeles (LAX) 7 20:50 Dulles, Washington (IAD)
United Airlines UA 1635 Non-stop Boeing 737 MAX 9 (7M9) 5:05 Effective 2025-05-24 through 2025-06-21
Mon,Thu-Sun 12:50 Los Angeles (LAX) 7 20:55 Dulles, Washington (IAD)
United Airlines UA 1635 Non-stop Boeing 737-900 (739) 5:05 Effective 2025-06-26 through 2025-06-30
Daily 12:50 Los Angeles (LAX) 7 20:55 Dulles, Washington (IAD)
United Airlines UA 1635 Non-stop Boeing 737-900 (739) 5:05 Effective 2025-08-01 through 2025-08-18
Daily 13:00 Los Angeles (LAX) 7 20:59 Dulles, Washington (IAD)
United Airlines UA 1635 Non-stop Boeing 757-300 (753) 4:59 Effective 2025-09-25 through 2025-10-25
Daily 13:00 Los Angeles (LAX) 7 20:50 Dulles, Washington (IAD)
United Airlines UA 1635 Non-stop Boeing 737-900 (739) 4:50 Effective from 2025-10-26
Daily 13:15 Los Angeles (LAX) 7 21:14 Dulles, Washington (IAD)
United Airlines UA 1635 Non-stop Boeing 757-300 (753) 4:59 Valid until 2025-05-21
Mon-Fri,Sun 13:15 Los Angeles (LAX) 7 21:20 Dulles, Washington (IAD)
United Airlines UA 1635 Non-stop Boeing 737-900 (739) 5:05 Effective 2025-05-23 through 2025-06-25
Sat,Sun 13:15 Los Angeles (LAX) 7 21:20 Dulles, Washington (IAD)
United Airlines UA 1635 Non-stop Boeing 737-900 (739) 5:05 Effective 2025-07-05 through 2025-07-27
Thu 13:20 Los Angeles (LAX) 7 21:25 Dulles, Washington (IAD)
United Airlines UA 1635 Non-stop Boeing 737-900 (739) 5:05 Operates only on 2025-05-22
Daily 13:20 Los Angeles (LAX) 7 21:21 Dulles, Washington (IAD)
United Airlines UA 1635 Non-stop Boeing 737-900 (739) 5:01 Effective 2025-08-19 through 2025-09-24
Mon-Fri,Sun 23:50 Los Angeles (LAX) 7 07:35 Dulles, Washington (IAD)
United Airlines UA 1892 Non-stop Boeing 757-300 (753) 4:45 Effective 2025-10-26 through 2025-11-07
The flight arrives 1 day after departure.
Sat 23:50 Los Angeles (LAX) 7 06:35 Dulles, Washington (IAD)
United Airlines UA 1892 Non-stop Boeing 757-300 (753) 4:45 Operates only on 2025-11-01
The flight arrives 1 day after departure.
Daily 23:50 Los Angeles (LAX) 7 07:35 Dulles, Washington (IAD)
United Airlines UA 1892 Non-stop Boeing 757-300 (753) 4:45 Effective from 2025-11-08
The flight arrives 1 day after departure.
Daily 23:59 Los Angeles (LAX) 7 08:00 Dulles, Washington (IAD)
United Airlines UA 1892 Non-stop Boeing 737-900 (739) 5:01 Valid until 2025-05-21
The flight arrives 1 day after departure.
Daily 22:40 Los Angeles (LAX) 6 06:29 Dulles, Washington (IAD)
United Airlines UA 1914 Non-stop Boeing 777 (777) 4:49 Effective 2025-05-22 through 2025-05-31
The flight arrives 1 day after departure.
Daily 22:50 Los Angeles (LAX) 7 06:39 Dulles, Washington (IAD)
United Airlines UA 1914 Non-stop Boeing 777 (777) 4:49 Effective 2025-06-01 through 2025-06-25
The flight arrives 1 day after departure.
Mon-Thu,Sun 23:59 Los Angeles (LAX) 7 08:05 Dulles, Washington (IAD)
United Airlines UA 1914 Non-stop Boeing 737-900 (739) 5:06 Effective 2025-06-26 through 2025-08-18
The flight arrives 1 day after departure.
Mon-Fri,Sun 06:15 Los Angeles (LAX) 7 14:15 Dulles, Washington (IAD)
United Airlines UA 2081 Non-stop Boeing 737 MAX 9 (7M9) 5:00 Valid until 2025-05-21
Sat 06:15 Los Angeles (LAX) 7 14:15 Dulles, Washington (IAD)
United Airlines UA 2081 Non-stop Boeing 737-900 (739) 5:00 Effective 2025-05-03 through 2025-05-17
Fri 22:50 Los Angeles (LAX) 7 06:40 Dulles, Washington (IAD)
United Airlines UA 2282 Non-stop Boeing 777 (777) 4:50 Effective 2025-06-27 through 2025-08-15
The flight arrives 1 day after departure.
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United Airlines flights from Los Angeles (LAX) to Dulles, Washington (IAD).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:09, non-stop
Boeing 757-300 (753)

Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:06, non-stop
Boeing 757-300 (753)

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:57, non-stop
Boeing 777 (777)

Effective 2025-06-28 through 2025-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:11, non-stop
Boeing 737-900 (739)

Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:33, non-stop
Boeing 777 (777)

Effective 2025-06-26 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 5:03, non-stop
Boeing 737-900 (739)

Operates only on 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:59, non-stop
Boeing 757-300 (753)

Effective 2025-07-06 through 2025-07-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 5:03, non-stop
Boeing 737-900 (739)

Effective 2025-07-12 through 2025-07-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:59, non-stop
Boeing 757-300 (753)

Effective 2025-05-22 through 2025-06-25
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 5:06, non-stop
Boeing 757-300 (753)

Effective 2025-05-27 through 2025-06-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:11, non-stop
Boeing 737 MAX 9 (7M9)

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:06, non-stop
Boeing 757-300 (753)

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:01, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:01, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Effective 2025-10-26 through 2025-12-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:49, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:49, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:49, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Effective 2025-05-22 through 2025-05-30
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:59, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Effective 2025-06-01 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:59, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Valid until 2025-05-21
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Effective 2025-07-01 through 2025-08-12
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:57, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Effective 2025-06-26 through 2025-08-18
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:57, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:01, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:03, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Effective 2025-10-26 through 2025-11-07
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:45, non-stop
Boeing 757-300 (753)
The flight arrives 1 day after departure.

Operates only on 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:45, non-stop
Boeing 757-300 (753)
The flight arrives 1 day after departure.

Effective from 2025-11-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:45, non-stop
Boeing 757-300 (753)
The flight arrives 1 day after departure.

Effective 2025-05-03 through 2025-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:01, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 5:02, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Effective 2025-07-01 through 2025-07-31
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 5:05, non-stop
Boeing 737-900 (739)

Effective 2025-05-24 through 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:05, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-06-26 through 2025-06-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 5:05, non-stop
Boeing 737-900 (739)

Effective 2025-08-01 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:05, non-stop
Boeing 737-900 (739)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:59, non-stop
Boeing 757-300 (753)

Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:50, non-stop
Boeing 737-900 (739)

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:59, non-stop
Boeing 757-300 (753)

Effective 2025-05-23 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:05, non-stop
Boeing 737-900 (739)

Effective 2025-07-05 through 2025-07-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 5:05, non-stop
Boeing 737-900 (739)

Operates only on 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:05, non-stop
Boeing 737-900 (739)

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:01, non-stop
Boeing 737-900 (739)

Effective 2025-10-26 through 2025-11-07
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:45, non-stop
Boeing 757-300 (753)
The flight arrives 1 day after departure.

Operates only on 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:45, non-stop
Boeing 757-300 (753)
The flight arrives 1 day after departure.

Effective from 2025-11-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:45, non-stop
Boeing 757-300 (753)
The flight arrives 1 day after departure.

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:01, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Effective 2025-05-22 through 2025-05-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:49, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Effective 2025-06-01 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:49, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 5:06, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-05-03 through 2025-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:00, non-stop
Boeing 737-900 (739)

Effective 2025-06-27 through 2025-08-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:50, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.
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  • A domestic route departing from the Los Angeles airport (LAX) and arriving at Dulles, Washington airport (IAD).
  • The flight distance is 2282 miles, or 3672 km.
  • The timezone of the departure airport is UTC-8 , 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 4:33 and 5:11.