United Airlines flight UA 4831: Dulles, Washington - Roanoke

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FLIGHT SCHEDULE
Direct Flights:
Daily 12:35 Dulles, Washington (IAD) 13:58 Roanoke (ROA)
UA 4831 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:23 Effective from 2025-10-26
Mon-Fri 12:50 Dulles, Washington (IAD) 13:59 Roanoke (ROA)
UA 4831 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:09 Effective 2025-05-22 through 2025-08-18
Daily 12:50 Dulles, Washington (IAD) 14:03 Roanoke (ROA)
UA 4831 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:13 Effective 2025-08-19 through 2025-10-25
Daily 12:55 Dulles, Washington (IAD) 14:08 Roanoke (ROA)
UA 4831 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:13 Valid until 2025-05-21
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United Airlines flight UA 4831:
Dulles, Washington - Roanoke
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4831
12:35
Dulles, Washington (IAD)

13:58
Roanoke (ROA)
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:23, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4831
12:50
Dulles, Washington (IAD)

13:59
Roanoke (ROA)
Effective 2025-05-22 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:09, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4831
12:50
Dulles, Washington (IAD)

14:03
Roanoke (ROA)
Effective 2025-08-19 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:13, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4831
12:55
Dulles, Washington (IAD)

14:08
Roanoke (ROA)
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:13, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
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  • UA 4831 is a domestic flight departing from the Dulles, Washington airport (IAD) and arriving at Roanoke airport (ROA).
  • 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 1:09 and 1:23.
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