United Airlines
flight
UA 1999:
Washington Dulles - Denver via Raleigh/Durham
Washington Dulles - Denver via Raleigh/Durham
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA1999
Operates only on 2026-02-21
Mon
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Tue
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Fri
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Sat
Sun
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Duration: 1:24, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1999
Effective 2026-01-11 through 2026-02-08
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 1:20, non-stop
Airbus A319 (319)
Airbus A319 (319)
Direct Flights:
United Airlines UA1999
Operates only on 2026-01-06
Mon
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Tue
Wed
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Thu
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Fri
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Sat
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Sun
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Duration: 1:20, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1999
Effective 2026-01-07 through 2026-01-13
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
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Duration: 1:20, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1999
Effective 2026-01-10 through 2026-02-07
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 1:20, non-stop
Airbus A319 (319)
Airbus A319 (319)
Direct Flights:
United Airlines UA1999
Effective 2026-01-14 through 2026-01-28
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 1:20, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1999
Effective 2026-01-15 through 2026-02-10
Mon
Tue
Wed
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-
Thu
Fri
Sat
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-
Sun
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-
Duration: 1:20, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1999
Operates only on 2026-02-11
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 1:20, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1999
Effective 2026-02-13 through 2026-02-27
Mon
Tue
Wed
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-
Thu
Fri
Sat
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Sun
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Duration: 1:24, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1999
Operates only on 2026-02-14
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 1:24, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1999
Effective 2026-02-15 through 2026-03-01
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 1:24, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1999
Operates only on 2026-02-18
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 1:24, non-stop
Airbus A319 (319)
Airbus A319 (319)
Direct Flights:
United Airlines UA1999
Effective 2026-02-25 through 2026-03-04
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 1:24, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA1999
Effective 2026-02-28 through 2026-03-03
Mon
Tue
Wed
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Thu
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Fri
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Sat
Sun
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Duration: 1:24, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1999
Operates only on 2026-02-12
Mon
-
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Tue
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Wed
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Thu
Fri
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Sat
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Sun
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Duration: 1:24, non-stop
Boeing 767-400 (764)
Boeing 767-400 (764)
Direct Flights:
United Airlines UA1999
Operates only on 2026-02-04
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 1:20, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1999
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:23, non-stop
Airbus A319 (319)
Airbus A319 (319)
Direct Flights:
United Airlines UA1999
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 1:41, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA1999
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:37, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1999
Effective from 2026-04-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:23, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1999
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:34, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1999
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:30, non-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1999
Operates only on 2026-02-21
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 8:22, 1-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1999
Effective 2026-02-13 through 2026-02-27
Mon
Tue
Wed
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-
Thu
Fri
Sat
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Sun
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Duration: 8:01, 1-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1999
Operates only on 2026-02-14
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 8:01, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1999
Effective 2026-02-15 through 2026-03-01
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 8:01, 1-stop
Boeing 737-900 (739)
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1999
Operates only on 2026-02-18
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 8:01, 1-stop
Airbus A319 (319)
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA1999
Effective 2026-02-25 through 2026-03-04
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 8:01, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA1999
Effective 2026-02-28 through 2026-03-03
Mon
Tue
Wed
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Thu
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Fri
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Sat
Sun
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-
Duration: 8:01, 1-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1999
Operates only on 2026-02-12
Mon
-
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Tue
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Wed
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Thu
Fri
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Sat
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Sun
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Duration: 7:57, 1-stop
Boeing 767-400 (764)
Boeing 767-400 (764)
Non-Direct Flights:
United Airlines UA1999
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 7:49, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here IAD-DEN
- UA 1999 is a domestic flight departing from the Washington Dulles airport (IAD) and arriving at Denver airport (DEN).
- The flight runs via Raleigh/Durham (RDU).
- The flight distance is 1448 miles, or 2331 km.
- The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-7 . 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.