United Airlines flights from Roanoke (ROA) to Dulles, Washington (IAD).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 10:30 Roanoke (ROA) 11:44 Dulles, Washington (IAD)
United Airlines UA 4332 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:14 Effective 2025-09-25 through 2025-10-25
Daily 10:30 Roanoke (ROA) 11:45 Dulles, Washington (IAD)
United Airlines UA 4332 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:15 Effective from 2025-10-26
Mon-Fri,Sun 10:34 Roanoke (ROA) 11:46 Dulles, Washington (IAD)
United Airlines UA 4332 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:12 Valid until 2025-05-02
Daily 10:34 Roanoke (ROA) 11:46 Dulles, Washington (IAD)
United Airlines UA 4332 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:12 Effective 2025-05-03 through 2025-05-21
Daily 10:35 Roanoke (ROA) 11:46 Dulles, Washington (IAD)
United Airlines UA 4332 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:11 Effective 2025-05-22 through 2025-06-25
Daily 19:45 Roanoke (ROA) 20:57 Dulles, Washington (IAD)
United Airlines UA 4827 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:12 Valid until 2025-05-02
Mon,Thu,Fri,Sun 19:45 Roanoke (ROA) 20:57 Dulles, Washington (IAD)
United Airlines UA 4827 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:12 Effective 2025-05-04 through 2025-05-19
Daily 14:50 Roanoke (ROA) 16:04 Dulles, Washington (IAD)
United Airlines UA 4833 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:14 Effective 2025-08-19 through 2025-10-25
Daily 15:00 Roanoke (ROA) 16:12 Dulles, Washington (IAD)
United Airlines UA 4833 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:12 Valid until 2025-05-21
Mon-Fri 15:00 Roanoke (ROA) 16:11 Dulles, Washington (IAD)
United Airlines UA 4833 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:11 Effective 2025-06-26 through 2025-08-18
Mon-Sat 15:00 Roanoke (ROA) 16:09 Dulles, Washington (IAD)
United Airlines UA 4833 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:09 Effective 2025-10-27 through 2025-12-06
Daily 15:00 Roanoke (ROA) 16:09 Dulles, Washington (IAD)
United Airlines UA 4833 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:09 Effective from 2025-12-07
Mon-Fri 15:05 Roanoke (ROA) 16:14 Dulles, Washington (IAD)
United Airlines UA 4833 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:09 Effective 2025-05-22 through 2025-06-25
Sun 15:05 Roanoke (ROA) 16:14 Dulles, Washington (IAD)
United Airlines UA 4833 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:09 Effective 2025-10-26 through 2025-11-30
Daily 19:40 Roanoke (ROA) 20:51 Dulles, Washington (IAD)
United Airlines UA 4866 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:11 Effective 2025-05-22 through 2025-06-25
Thu-Sun 19:50 Roanoke (ROA) 20:59 Dulles, Washington (IAD)
United Airlines UA 4866 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:09 Effective 2025-06-26 through 2025-07-03
Thu-Sun 19:50 Roanoke (ROA) 20:59 Dulles, Washington (IAD)
United Airlines UA 4866 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:09 Effective 2025-07-05 through 2025-08-17
Daily 19:55 Roanoke (ROA) 21:09 Dulles, Washington (IAD)
United Airlines UA 4866 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:14 Effective 2025-08-19 through 2025-10-25
Daily 20:00 Roanoke (ROA) 21:07 Dulles, Washington (IAD)
United Airlines UA 4866 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:07 Effective from 2025-10-26
Daily 06:00 Roanoke (ROA) 07:15 Dulles, Washington (IAD)
United Airlines UA 4922 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:15 Effective 2025-10-26 through 2026-01-05
Daily 06:20 Roanoke (ROA) 07:32 Dulles, Washington (IAD)
United Airlines UA 4922 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:12 Effective 2025-05-02 through 2025-05-21
Daily 06:20 Roanoke (ROA) 07:31 Dulles, Washington (IAD)
United Airlines UA 4922 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:11 Effective 2025-05-22 through 2025-08-18
Daily 06:20 Roanoke (ROA) 07:34 Dulles, Washington (IAD)
United Airlines UA 4922 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:14 Effective 2025-08-19 through 2025-09-24




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United Airlines flights from Roanoke (ROA) to Dulles, Washington (IAD).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4332
10:30
Roanoke (ROA)

11:44
Dulles, Washington (IAD)
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:14, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4332
10:30
Roanoke (ROA)

11:45
Dulles, Washington (IAD)
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:15, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4332
10:34
Roanoke (ROA)

11:46
Dulles, Washington (IAD)
Valid until 2025-05-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:12, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4332
10:34
Roanoke (ROA)

11:46
Dulles, Washington (IAD)
Effective 2025-05-03 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:12, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4332
10:35
Roanoke (ROA)

11:46
Dulles, Washington (IAD)
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:11, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4827
19:45
Roanoke (ROA)

20:57
Dulles, Washington (IAD)
Valid until 2025-05-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:12, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4827
19:45
Roanoke (ROA)

20:57
Dulles, Washington (IAD)
Effective 2025-05-04 through 2025-05-19
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:12, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4833
14:50
Roanoke (ROA)

16:04
Dulles, Washington (IAD)
Effective 2025-08-19 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:14, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4833
15:00
Roanoke (ROA)

16:12
Dulles, Washington (IAD)
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:12, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4833
15:00
Roanoke (ROA)

16:11
Dulles, Washington (IAD)
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:11, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4833
15:00
Roanoke (ROA)

16:09
Dulles, Washington (IAD)
Effective 2025-10-27 through 2025-12-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:09, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4833
15:00
Roanoke (ROA)

16:09
Dulles, Washington (IAD)
Effective from 2025-12-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:09, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4833
15:05
Roanoke (ROA)

16:14
Dulles, Washington (IAD)
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:09, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4833
15:05
Roanoke (ROA)

16:14
Dulles, Washington (IAD)
Effective 2025-10-26 through 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:09, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4866
19:40
Roanoke (ROA)

20:51
Dulles, Washington (IAD)
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:11, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4866
19:50
Roanoke (ROA)

20:59
Dulles, Washington (IAD)
Effective 2025-06-26 through 2025-07-03
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 1:09, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4866
19:50
Roanoke (ROA)

20:59
Dulles, Washington (IAD)
Effective 2025-07-05 through 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 1:09, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4866
19:55
Roanoke (ROA)

21:09
Dulles, Washington (IAD)
Effective 2025-08-19 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:14, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4866
20:00
Roanoke (ROA)

21:07
Dulles, Washington (IAD)
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:07, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4922
06:00
Roanoke (ROA)

07:15
Dulles, Washington (IAD)
Effective 2025-10-26 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:15, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4922
06:20
Roanoke (ROA)

07:32
Dulles, Washington (IAD)
Effective 2025-05-02 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:12, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4922
06:20
Roanoke (ROA)

07:31
Dulles, Washington (IAD)
Effective 2025-05-22 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:11, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4922
06:20
Roanoke (ROA)

07:34
Dulles, Washington (IAD)
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:14, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
  • A domestic route departing from the Roanoke airport (ROA) and arriving at Dulles, Washington airport (IAD).
  • The flight distance is 177 miles, or 285 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:07 and 1:15.
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