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UA4020 Flight Status ( Buffalo to Washington )

ARRIVED 19 HOUR 38 MINUTES AGO
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Departure (UA4020 Flight Schedule)

Buffalo Niagara Intl ()

flag Buffalo, United States

10:37 EST

Fri 14-Nov-2025

 ON TIME
EST 00:00:00 DAY
arr   

Arrival (UA4020 Flight Schedule)

Washington Dulles Intl ()

flag Washington, United States

11:55 EST

Fri 14-Nov-2025

 EARLY 16 min
EST 00:00:00 DAY

Flight Radar Checker UA 4020

Live Flight Tracker Map

Flight UA4020 from Buffalo to Washington is operated by United Airlines. Scheduled time of departure from Buffalo Niagara Intl is 10:37 EST and scheduled time of arrival in Washington Dulles Intl is 11:55 EST. The duration of the flight is 1 hour 18 minutes.

N86311

Embraer (E175)

Not Rated

Flight Finder
from Washington to Buffalo

Flight Departure Arrival

00:20
Washington Dulles Intl
()
Buffalo Niagara Intl
()

00:44
Ronald Reagan Washington Natl
()
Buffalo Niagara Intl
()

09:48
Washington Dulles Intl
()
Buffalo Niagara Intl
()

09:49
Washington Dulles Intl
()
Buffalo Niagara Intl
()

10:48
Washington Dulles Intl
()
Buffalo Niagara Intl
()

11:22
Ronald Reagan Washington Natl
()
Buffalo Niagara Intl
()

14:20
Washington Dulles Intl
()
Buffalo Niagara Intl
()

16:55
Ronald Reagan Washington Natl
()
Buffalo Niagara Intl
()

17:01
Ronald Reagan Washington Natl
()
Buffalo Niagara Intl
()

17:55
Ronald Reagan Washington Natl
()
Buffalo Niagara Intl
()

18:46
Washington Dulles Intl
()
Buffalo Niagara Intl
()

19:44
Washington Dulles Intl
()
Buffalo Niagara Intl
()

19:52
Ronald Reagan Washington Natl
()
Buffalo Niagara Intl
()

23:45
Ronald Reagan Washington Natl
()
Buffalo Niagara Intl
()

History Flight Information for UA4020 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Fri, 14 Nov UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EST 11:55 EST (Embraer E175) 10:44 EST 11:37 EST
Thu, 13 Nov UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EST 11:55 EST
Tue, 11 Nov UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EST 11:55 EST
Mon, 10 Nov UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EST 11:55 EST (Embraer E175) 11:16 EST 12:13 EST
Fri, 07 Nov UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EST 11:55 EST
Thu, 06 Nov UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EST 11:55 EST (Embraer E175) 10:54 EST 11:43 EST
Tue, 04 Nov UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EST 11:55 EST (Embraer E175) 10:39 EST 11:31 EST
Mon, 03 Nov UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EST 11:55 EST (Embraer E175) 10:38 EST 11:31 EST
Fri, 31 Oct UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EDT 11:55 EDT
Thu, 30 Oct UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EDT 11:55 EDT (Embraer E175) 09:54 EDT 10:48 EDT
Tue, 28 Oct UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EDT 11:55 EDT (Embraer E175) 09:36 EDT 10:23 EDT
Mon, 27 Oct UA4020 Buffalo Niagara Intl () Washington Dulles Intl () 10:37 EDT 11:55 EDT (EMBRAER E175) 09:44 EDT 10:34 EDT
Sat, 25 Oct UA4020 Port Columbus Intl () Washington Dulles Intl () 19:51 EDT 21:20 EDT (Embraer E175) 19:13 EDT 19:59 EDT
Fri, 24 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 15:34 CDT 16:35 CDT
Thu, 23 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 16:01 CDT 17:02 CDT
Wed, 22 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 15:38 CDT 16:42 CDT
Tue, 21 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E170) 15:56 CDT 16:52 CDT
Mon, 20 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT ( E175) 15:48 CDT 16:42 CDT
Sun, 19 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 15:50 CDT 16:54 CDT
Sat, 18 Oct UA4020 Port Columbus Intl () Washington Dulles Intl () 19:51 EDT 21:20 EDT (Embraer E175) 18:58 EDT 19:47 EDT
Fri, 17 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 15:35 CDT 16:33 CDT
Thu, 16 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 15:28 CDT 16:26 CDT
Wed, 15 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 15:35 CDT 16:39 CDT
Tue, 14 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 15:47 CDT 16:48 CDT
Mon, 13 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT ( E175) 15:55 CDT 16:55 CDT
Sun, 12 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 17:05 CDT 18:07 CDT
Sat, 11 Oct UA4020 Port Columbus Intl () Washington Dulles Intl () 19:51 EDT 21:20 EDT ( E175) 19:14 EDT 20:12 EDT
Fri, 10 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT ( E175) 15:55 CDT 16:59 CDT
Thu, 09 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 15:33 CDT 16:36 CDT
Wed, 08 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 16:28 CDT 17:31 CDT
Tue, 07 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 15:33 CDT 16:28 CDT
Mon, 06 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 15:51 CDT 16:50 CDT
Sun, 05 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT (Embraer E175) 15:48 CDT 16:47 CDT
Sat, 04 Oct UA4020 Port Columbus Intl () Washington Dulles Intl () 19:51 EDT 21:20 EDT (Embraer E175) 18:58 EDT 19:53 EDT
Fri, 03 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT
Thu, 02 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT
Wed, 01 Oct UA4020 George Bush Intercontinental () Will Rogers World () 16:26 CDT 17:57 CDT

Disclaimer for UA4020 Flight Radar Data

Flight UA4020 from Buffalo Niagara 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 UA4020 data.