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UA421 Flight Status ( Denver to Washington )

ARRIVED 9 HOUR 55 MINUTES AGO
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dep   

Departure (UA421 Flight Schedule)

Denver Intl ()

flag Denver, United States

15:50 MDT

Fri 19-Jun-2026

 ON TIME
MDT 00:00:00 DAY
arr   

Arrival (UA421 Flight Schedule)

Washington Dulles Intl ()

flag Washington, United States

21:22 EDT

Fri 19-Jun-2026

 EARLY 32 min
EDT 00:00:00 DAY

Flight Radar Checker UA 421

Live Flight Tracker Map

Flight UA421 from Denver to Washington is operated by United Airlines. Scheduled time of departure from Denver Intl is 15:50 MDT and scheduled time of arrival in Washington Dulles Intl is 21:22 EDT. The duration of the flight is 3 hours 32 minutes.

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4.5 out of 5 stars / 7 votes

Flight Finder
from Washington to Denver

Flight Departure Arrival

00:30
Washington Dulles Intl
()
Denver Intl
()

07:45
Washington Dulles Intl
()
Denver Intl
()

08:22
Washington Dulles Intl
()
Denver Intl
()

09:07
Ronald Reagan Washington Natl
()
Denver Intl
()

10:10
Washington Dulles Intl
()
Denver Intl
()

12:08
Washington Dulles Intl
()
Denver Intl
()

14:42
Washington Dulles Intl
()
Denver Intl
()

15:36
Washington Dulles Intl
()
Denver Intl
()

15:55
Ronald Reagan Washington Natl
()
Denver Intl
()

16:29
Washington Dulles Intl
()
Denver Intl
()

18:03
Washington Dulles Intl
()
Denver Intl
()

18:25
Ronald Reagan Washington Natl
()
Denver Intl
()

19:45
Washington Dulles Intl
()
Denver Intl
()

20:00
Washington Dulles Intl
()
Denver Intl
()

20:14
Ronald Reagan Washington Natl
()
Denver Intl
()

21:27
Washington Dulles Intl
()
Denver Intl
()

History Flight Information for UA421 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Sat, 20 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT
Fri, 19 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:58 MDT 20:48 EDT
Thu, 18 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:56 MDT 20:50 EDT
Wed, 17 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:51 MDT 21:18 EDT
Mon, 15 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:49 MDT 20:40 EDT
Sun, 14 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:50 MDT 20:41 EDT
Sat, 13 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT
Fri, 12 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:54 MDT 20:53 EDT
Thu, 11 Jun UA421 Denver Intl () Washington Dulles Intl () 15:58 MDT 21:30 EDT
Wed, 10 Jun UA421 Denver Intl () Washington Dulles Intl () 15:58 MDT 21:30 EDT 16:02 MDT 21:18 EDT
Tue, 09 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT
Mon, 08 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 17:13 MDT 23:11 EDT
Sun, 07 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:50 MDT 21:45 EDT
Sat, 06 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:49 MDT 22:35 EDT
Fri, 05 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 16:03 MDT 21:07 EDT
Thu, 04 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT
Wed, 03 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:49 MDT 21:17 EDT
Tue, 02 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT
Mon, 01 Jun UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 17:54 MDT 23:36 EDT
Sun, 31 May UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT
Sat, 30 May UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:54 MDT 21:13 EDT
Fri, 29 May UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:54 MDT 21:05 EDT
Thu, 28 May UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 16:09 MDT 21:15 EDT
Wed, 27 May UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:48 MDT 21:08 EDT
Tue, 26 May UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT
Mon, 25 May UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:48 MDT 20:57 EDT
Sun, 24 May UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 16:05 MDT 21:13 EDT
Sat, 23 May UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:24 MDT 20:59 EDT
Fri, 22 May UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:50 MDT 20:56 EDT
Thu, 21 May UA421 Denver Intl () Washington Dulles Intl () 15:50 MDT 21:22 EDT 15:48 MDT 21:11 EDT
Wed, 20 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:12 PDT 14:05 MDT
Tue, 19 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:00 PDT 13:48 MDT
Sun, 17 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:03 PDT 14:34 MDT
Sat, 16 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:02 PDT 14:20 MDT
Thu, 14 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:26 PDT 14:29 MDT
Wed, 13 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 13:06 PDT 16:09 MDT
Tue, 12 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:09 PDT 14:03 MDT
Mon, 11 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:23 PDT 14:14 MDT
Sun, 10 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:14 PDT 14:13 MDT
Sat, 09 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:04 PDT 13:56 MDT
Thu, 07 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:15 PDT 14:12 MDT
Wed, 06 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 10:58 PDT 14:07 MDT
Tue, 05 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:09 PDT 13:54 MDT
Sun, 03 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:06 PDT 13:48 MDT
Sat, 02 May UA421 John Wayne Arpt Orange Co () Denver Intl () 11:00 PDT 14:24 MDT (Airbus A320) 11:04 PDT 14:00 MDT

Disclaimer for UA421 Flight Radar Data

Flight UA421 from Denver Intl to Washington Dulles Intl data is collected from different sources. The data is for informational purposes only and PlaneMapper is not responsible for the accuracy and reliability of flight UA421 data.