United Airlines flights from Dulles, Washington (IAD) to Las Vegas Harry Reid (LAS).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 12:35 Dulles, Washington (IAD) 14:57 Las Vegas Harry Reid (LAS) 3
United Airlines UA 636 Non-stop Boeing 737-800 (738) 5:22 Effective 2025-01-07 through 2025-02-12
Daily 17:31 Dulles, Washington (IAD) 19:48 Las Vegas Harry Reid (LAS) 3
United Airlines UA 780 Non-stop Boeing 737 MAX 9 (7M9) 5:17 Effective from 2025-02-13
Mon,Thu,Sun 17:35 Dulles, Washington (IAD) 19:41 Las Vegas Harry Reid (LAS) 3
United Airlines UA 780 Non-stop Boeing 737-800 (738) 5:06 Valid until 2024-09-02
Mon,Thu-Sun 17:35 Dulles, Washington (IAD) 19:41 Las Vegas Harry Reid (LAS) 3
United Airlines UA 780 Non-stop Boeing 737 MAX 8 (7M8) 5:06 Effective 2024-09-05 through 2024-09-13
Sat 17:35 Dulles, Washington (IAD) 19:41 Las Vegas Harry Reid (LAS) 3
United Airlines UA 780 Non-stop Boeing 737 MAX 9 (7M9) 5:06 Effective 2024-09-14 through 2024-09-21
Mon,Thu,Fri,Sun 17:35 Dulles, Washington (IAD) 19:41 Las Vegas Harry Reid (LAS) 3
United Airlines UA 780 Non-stop Boeing 737 MAX 8 (7M8) 5:06 Effective 2024-09-15 through 2024-09-23
Daily 17:50 Dulles, Washington (IAD) 19:56 Las Vegas Harry Reid (LAS) 3
United Airlines UA 780 Non-stop Boeing 737 MAX 9 (7M9) 5:06 Effective 2024-09-26 through 2024-10-26
Daily 17:50 Dulles, Washington (IAD) 20:10 Las Vegas Harry Reid (LAS) 3
United Airlines UA 780 Non-stop Boeing 737 MAX 8 (7M8) 5:20 Effective 2024-10-27 through 2024-11-27
Mon,Fri-Sun 17:50 Dulles, Washington (IAD) 20:10 Las Vegas Harry Reid (LAS) 3
United Airlines UA 780 Non-stop Boeing 737 MAX 8 (7M8) 5:20 Effective 2024-11-29 through 2024-12-02
Daily 17:50 Dulles, Washington (IAD) 20:10 Las Vegas Harry Reid (LAS) 3
United Airlines UA 780 Non-stop Boeing 737-800 (738) 5:20 Effective 2024-12-03 through 2024-12-18
Daily 17:50 Dulles, Washington (IAD) 20:12 Las Vegas Harry Reid (LAS) 3
United Airlines UA 780 Non-stop Boeing 737-800 (738) 5:22 Effective 2025-01-07 through 2025-02-12
Daily 19:37 Dulles, Washington (IAD) 22:00 Las Vegas Harry Reid (LAS) 3
United Airlines UA 780 Non-stop Boeing 737-900 (739) 5:23 Effective 2024-12-19 through 2025-01-06
Daily 12:35 Dulles, Washington (IAD) 14:55 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1066 Non-stop Boeing 737-900 (739) 5:20 Effective 2024-10-27 through 2024-12-02
Thu 12:35 Dulles, Washington (IAD) 14:55 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1066 Non-stop Boeing 737-800 (738) 5:20 Effective 2024-12-05 through 2024-12-12
Thu 12:40 Dulles, Washington (IAD) 14:39 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1066 Non-stop Boeing 737 MAX 8 (7M8) 4:59 Operates only on 2024-09-26
Daily 12:40 Dulles, Washington (IAD) 14:39 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1066 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Effective 2024-09-27 through 2024-10-26
Mon-Wed,Fri-Sun 12:45 Dulles, Washington (IAD) 15:05 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1066 Non-stop Boeing 737-800 (738) 5:20 Effective 2024-12-03 through 2024-12-18
Daily 13:00 Dulles, Washington (IAD) 14:58 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1066 Non-stop Boeing 737 MAX 9 (7M9) 4:58 Valid until 2024-09-25
Daily 08:15 Dulles, Washington (IAD) 10:15 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1323 Non-stop Boeing 737 MAX 9 (7M9) 5:00 Effective from 2025-02-13
Daily 08:45 Dulles, Washington (IAD) 10:46 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1323 Non-stop Boeing 737 MAX 9 (7M9) 5:01 Effective 2024-09-26 through 2024-10-26
Tue-Sun 08:45 Dulles, Washington (IAD) 11:04 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1323 Non-stop Boeing 757-300 (753) 5:19 Effective 2024-10-27 through 2024-11-02
Mon 08:45 Dulles, Washington (IAD) 11:09 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1323 Non-stop Boeing 737-900 (739) 5:24 Operates only on 2024-10-28
Daily 08:45 Dulles, Washington (IAD) 11:04 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1323 Non-stop Boeing 757-300 (753) 5:19 Effective 2024-11-03 through 2024-12-02
Daily 08:45 Dulles, Washington (IAD) 11:09 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1323 Non-stop Boeing 737-900 (739) 5:24 Effective 2024-12-03 through 2024-12-18
Daily 08:45 Dulles, Washington (IAD) 11:07 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1323 Non-stop Boeing 737-800 (738) 5:22 Effective 2025-01-07 through 2025-02-12
Daily 08:57 Dulles, Washington (IAD) 11:20 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1323 Non-stop Boeing 737-800 (738) 5:23 Effective 2024-12-19 through 2025-01-06
Daily 08:32 Dulles, Washington (IAD) 10:33 Las Vegas Harry Reid (LAS) 3
United Airlines UA 1494 Non-stop Boeing 737 MAX 8 (7M8) 5:01 Effective 2024-09-03 through 2024-09-25
Non-Direct Flights:
Mon,Thu-Sun 16:05 Dulles, Washington (IAD) 22:15 Las Vegas Harry Reid (LAS) 3
United Airlines UA 284 1-stop Boeing 737-900 (739) 9:10 Effective 2024-12-19 through 2024-12-27
Sat 16:05 Dulles, Washington (IAD) 22:15 Las Vegas Harry Reid (LAS) 3
United Airlines UA 284 1-stop Boeing 737-800 (738) 9:10 Operates only on 2024-12-28
Mon,Wed-Sun 16:05 Dulles, Washington (IAD) 22:15 Las Vegas Harry Reid (LAS) 3
United Airlines UA 284 1-stop Boeing 737-900 (739) 9:10 Effective 2024-12-29 through 2025-01-06
Daily 16:05 Dulles, Washington (IAD) 22:05 Las Vegas Harry Reid (LAS) 3
United Airlines UA 284 1-stop Boeing 737-900 (739) 9:00 Effective 2025-01-07 through 2025-02-12
Daily 16:08 Dulles, Washington (IAD) 21:59 Las Vegas Harry Reid (LAS) 3
United Airlines UA 284 1-stop Boeing 737-900 (739) 8:51 Effective from 2025-02-13
Mon,Wed,Thu,Sat,Sun 12:35 Dulles, Washington (IAD) 20:41 Las Vegas Harry Reid (LAS) 3
United Airlines UA 2427 1-stop Boeing 737 MAX 9 (7M9) 11:06 Valid until 2024-09-05
Tue 12:35 Dulles, Washington (IAD) 20:41 Las Vegas Harry Reid (LAS) 3
United Airlines UA 2427 1-stop Boeing 737-900 (739) 11:06 Valid until 2024-09-24
Mon,Wed-Sun 12:35 Dulles, Washington (IAD) 20:41 Las Vegas Harry Reid (LAS) 3
United Airlines UA 2427 1-stop Boeing 737 MAX 9 (7M9) 11:06 Effective 2024-09-06 through 2024-09-25




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United Airlines flights from Dulles, Washington (IAD) to Las Vegas Harry Reid (LAS).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA636
12:35
Dulles, Washington (IAD)

14:57
Las Vegas Harry Reid (LAS) 3
Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:22, non-stop
Boeing 737-800 (738)
United Airlines UA780
17:31
Dulles, Washington (IAD)

19:48
Las Vegas Harry Reid (LAS) 3
Effective from 2025-02-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:17, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA780
17:35
Dulles, Washington (IAD)

19:41
Las Vegas Harry Reid (LAS) 3
Valid until 2024-09-02
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 5:06, non-stop
Boeing 737-800 (738)
United Airlines UA780
17:35
Dulles, Washington (IAD)

19:41
Las Vegas Harry Reid (LAS) 3
Effective 2024-09-05 through 2024-09-13
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 5:06, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA780
17:35
Dulles, Washington (IAD)

19:41
Las Vegas Harry Reid (LAS) 3
Effective 2024-09-14 through 2024-09-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:06, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA780
17:35
Dulles, Washington (IAD)

19:41
Las Vegas Harry Reid (LAS) 3
Effective 2024-09-15 through 2024-09-23
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 5:06, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA780
17:50
Dulles, Washington (IAD)

19:56
Las Vegas Harry Reid (LAS) 3
Effective 2024-09-26 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:06, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA780
17:50
Dulles, Washington (IAD)

20:10
Las Vegas Harry Reid (LAS) 3
Effective 2024-10-27 through 2024-11-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:20, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA780
17:50
Dulles, Washington (IAD)

20:10
Las Vegas Harry Reid (LAS) 3
Effective 2024-11-29 through 2024-12-02
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 5:20, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA780
17:50
Dulles, Washington (IAD)

20:10
Las Vegas Harry Reid (LAS) 3
Effective 2024-12-03 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:20, non-stop
Boeing 737-800 (738)
United Airlines UA780
17:50
Dulles, Washington (IAD)

20:12
Las Vegas Harry Reid (LAS) 3
Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:22, non-stop
Boeing 737-800 (738)
United Airlines UA780
19:37
Dulles, Washington (IAD)

22:00
Las Vegas Harry Reid (LAS) 3
Effective 2024-12-19 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:23, non-stop
Boeing 737-900 (739)
United Airlines UA1066
12:35
Dulles, Washington (IAD)

14:55
Las Vegas Harry Reid (LAS) 3
Effective 2024-10-27 through 2024-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:20, non-stop
Boeing 737-900 (739)
United Airlines UA1066
12:35
Dulles, Washington (IAD)

14:55
Las Vegas Harry Reid (LAS) 3
Effective 2024-12-05 through 2024-12-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:20, non-stop
Boeing 737-800 (738)
United Airlines UA1066
12:40
Dulles, Washington (IAD)

14:39
Las Vegas Harry Reid (LAS) 3
Operates only on 2024-09-26
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:59, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA1066
12:40
Dulles, Washington (IAD)

14:39
Las Vegas Harry Reid (LAS) 3
Effective 2024-09-27 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA1066
12:45
Dulles, Washington (IAD)

15:05
Las Vegas Harry Reid (LAS) 3
Effective 2024-12-03 through 2024-12-18
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
Duration: 5:20, non-stop
Boeing 737-800 (738)
United Airlines UA1066
13:00
Dulles, Washington (IAD)

14:58
Las Vegas Harry Reid (LAS) 3
Valid until 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:58, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA1323
08:15
Dulles, Washington (IAD)

10:15
Las Vegas Harry Reid (LAS) 3
Effective from 2025-02-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:00, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA1323
08:45
Dulles, Washington (IAD)

10:46
Las Vegas Harry Reid (LAS) 3
Effective 2024-09-26 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:01, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA1323
08:45
Dulles, Washington (IAD)

11:04
Las Vegas Harry Reid (LAS) 3
Effective 2024-10-27 through 2024-11-02
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:19, non-stop
Boeing 757-300 (753)
United Airlines UA1323
08:45
Dulles, Washington (IAD)

11:09
Las Vegas Harry Reid (LAS) 3
Operates only on 2024-10-28
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:24, non-stop
Boeing 737-900 (739)
United Airlines UA1323
08:45
Dulles, Washington (IAD)

11:04
Las Vegas Harry Reid (LAS) 3
Effective 2024-11-03 through 2024-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:19, non-stop
Boeing 757-300 (753)
United Airlines UA1323
08:45
Dulles, Washington (IAD)

11:09
Las Vegas Harry Reid (LAS) 3
Effective 2024-12-03 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:24, non-stop
Boeing 737-900 (739)
United Airlines UA1323
08:45
Dulles, Washington (IAD)

11:07
Las Vegas Harry Reid (LAS) 3
Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:22, non-stop
Boeing 737-800 (738)
United Airlines UA1323
08:57
Dulles, Washington (IAD)

11:20
Las Vegas Harry Reid (LAS) 3
Effective 2024-12-19 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:23, non-stop
Boeing 737-800 (738)
United Airlines UA1494
08:32
Dulles, Washington (IAD)

10:33
Las Vegas Harry Reid (LAS) 3
Effective 2024-09-03 through 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:01, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA284
16:05
Dulles, Washington (IAD)

22:15
Las Vegas Harry Reid (LAS) 3
Effective 2024-12-19 through 2024-12-27
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 9:10, 1-stop
Boeing 737-900 (739)
United Airlines UA284
16:05
Dulles, Washington (IAD)

22:15
Las Vegas Harry Reid (LAS) 3
Operates only on 2024-12-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 9:10, 1-stop
Boeing 737-800 (738)
United Airlines UA284
16:05
Dulles, Washington (IAD)

22:15
Las Vegas Harry Reid (LAS) 3
Effective 2024-12-29 through 2025-01-06
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 9:10, 1-stop
Boeing 737-900 (739)
United Airlines UA284
16:05
Dulles, Washington (IAD)

22:05
Las Vegas Harry Reid (LAS) 3
Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:00, 1-stop
Boeing 737-900 (739)
United Airlines UA284
16:08
Dulles, Washington (IAD)

21:59
Las Vegas Harry Reid (LAS) 3
Effective from 2025-02-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:51, 1-stop
Boeing 737-900 (739)
United Airlines UA2427
12:35
Dulles, Washington (IAD)

20:41
Las Vegas Harry Reid (LAS) 3
Valid until 2024-09-05
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
Duration: 11:06, 1-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA2427
12:35
Dulles, Washington (IAD)

20:41
Las Vegas Harry Reid (LAS) 3
Valid until 2024-09-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 11:06, 1-stop
Boeing 737-900 (739)
United Airlines UA2427
12:35
Dulles, Washington (IAD)

20:41
Las Vegas Harry Reid (LAS) 3
Effective 2024-09-06 through 2024-09-25
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 11:06, 1-stop
Boeing 737 MAX 9 (7M9)
  • A domestic route departing from the Dulles, Washington airport (IAD) and arriving at Las Vegas Harry Reid airport (LAS).
  • The flight distance is 2060 miles, or 3315 km.
  • The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-8 . 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 4:58 and 5:24.
All IAD-LAS flights
All United Airlines flights
Return (LAS-IAD) flights
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