United Airlines flight UA 4920: Dayton - Dulles, Washington

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FLIGHT SCHEDULE
Direct Flights:
Daily 10:20 Dayton (DAY) 11:54 Dulles, Washington (IAD)
UA 4920 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:34 Effective 2025-10-26 through 2026-01-05
Daily 10:20 Dayton (DAY) 11:52 Dulles, Washington (IAD)
UA 4920 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:32 Effective from 2026-02-12
Daily 10:25 Dayton (DAY) 12:02 Dulles, Washington (IAD)
UA 4920 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:37 Effective 2025-09-25 through 2025-10-25
Daily 10:26 Dayton (DAY) 11:55 Dulles, Washington (IAD)
UA 4920 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:29 Valid until 2025-08-18
Daily 10:26 Dayton (DAY) 12:00 Dulles, Washington (IAD)
UA 4920 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:34 Effective 2025-08-19 through 2025-09-24
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United Airlines flight UA 4920:
Dayton - Dulles, Washington
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4920
10:20
Dayton (DAY)

11:54
Dulles, Washington (IAD)
Effective 2025-10-26 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:34, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4920
10:20
Dayton (DAY)

11:52
Dulles, Washington (IAD)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:32, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4920
10:25
Dayton (DAY)

12:02
Dulles, Washington (IAD)
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:37, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4920
10:26
Dayton (DAY)

11:55
Dulles, Washington (IAD)
Valid until 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
United Airlines UA4920
10:26
Dayton (DAY)

12:00
Dulles, Washington (IAD)
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:34, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
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  • UA 4920 is a domestic flight departing from the Dayton airport (DAY) and arriving at Dulles, Washington airport (IAD).
  • The flight distance is 367 miles, or 590 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 1:29 and 1:37.
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