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UA3666 Flight Status ( Chicago to Washington )

ARRIVED 12 HOUR 45 MINUTES AGO
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Departure (UA3666 Flight Schedule)

Chicago Ohare Intl ()

flag Chicago, United States

10:00 CST

Thu 26-Feb-2026

 LATE 21 min
CST 00:00:00 DAY
arr   

Arrival (UA3666 Flight Schedule)

Ronald Reagan Washington Natl ()

flag Washington, United States

13:07 EST

Thu 26-Feb-2026

 ON TIME
EST 00:00:00 DAY

Flight Radar Checker UA 3666

Live Flight Tracker Map

Flight UA3666 from Chicago to Washington is operated by United Airlines. Scheduled time of departure from Chicago Ohare Intl is 10:00 CST and scheduled time of arrival in Ronald Reagan Washington Natl is 13:07 EST. The duration of the flight is 2 hours 7 minutes.

 

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from Washington to Chicago

Flight Departure Arrival

07:15
Ronald Reagan Washington Natl
()
Chicago Midway Intl
()

07:15
Ronald Reagan Washington Natl
()
Chicago Midway Intl
()

07:22
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

07:48
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

08:32
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

08:48
Washington Dulles Intl
()
Chicago Ohare Intl
()

08:50
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

08:52
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

09:01
Washington Dulles Intl
()
Chicago Ohare Intl
()

09:17
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

09:43
Washington Dulles Intl
()
Chicago Ohare Intl
()

09:44
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

09:49
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

09:49
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

09:54
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

10:10
Ronald Reagan Washington Natl
()
Chicago Midway Intl
()

10:41
Washington Dulles Intl
()
Chicago Midway Intl
()

10:52
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

11:08
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

11:29
Washington Dulles Intl
()
Chicago Midway Intl
()

11:46
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

11:52
Washington Dulles Intl
()
Chicago Ohare Intl
()

12:55
Ronald Reagan Washington Natl
()
Chicago Midway Intl
()

13:06
Washington Dulles Intl
()
Chicago Midway Intl
()

13:15
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

13:22
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

14:01
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

14:16
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

14:22
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

14:24
Washington Dulles Intl
()
Chicago Midway Intl
()

14:25
Washington Dulles Intl
()
Chicago Ohare Intl
()

14:30
Ronald Reagan Washington Natl
()
Chicago Midway Intl
()

14:37
Washington Dulles Intl
()
Chicago Midway Intl
()

15:09
Washington Dulles Intl
()
Chicago Midway Intl
()

15:12
Washington Dulles Intl
()
Chicago Ohare Intl
()

15:17
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

15:28
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

15:30
Washington Dulles Intl
()
Chicago Ohare Intl
()

16:10
Ronald Reagan Washington Natl
()
Chicago Midway Intl
()

16:40
Ronald Reagan Washington Natl
()
Chicago Midway Intl
()

16:49
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

16:50
Ronald Reagan Washington Natl
()
Chicago Midway Intl
()

16:50
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

17:07
Washington Dulles Intl
()
Chicago Midway Intl
()

18:19
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

18:37
Washington Dulles Intl
()
Chicago Ohare Intl
()

19:17
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

19:29
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

19:34
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

19:50
Ronald Reagan Washington Natl
()
Chicago Midway Intl
()

20:25
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

21:17
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

21:18
Washington Dulles Intl
()
Chicago Ohare Intl
()

21:29
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

21:35
Ronald Reagan Washington Natl
()
Chicago Midway Intl
()

22:15
Ronald Reagan Washington Natl
()
Chicago Midway Intl
()

22:34
Ronald Reagan Washington Natl
()
Chicago Ohare Intl
()

22:36
Washington Dulles Intl
()
Chicago Ohare Intl
()

23:39
Washington Dulles Intl
()
Chicago Ohare Intl
()

History Flight Information for UA3666 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Fri, 27 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST
Thu, 26 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST 10:37 CST 12:57 EST
Tue, 24 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST 10:03 CST 12:20 EST
Mon, 23 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST (Emb-175LR E175) 10:25 CST 12:53 EST
Sun, 22 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST 10:31 CST 12:58 EST
Sat, 21 Feb UA3666 Chicago Ohare Intl () Cherry Capital Airport () 13:22 CST 15:43 EST 13:39 CST 15:10 EST
Fri, 20 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST (Embraer E175) 11:30 CST 13:42 EST
Thu, 19 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST ( E175) 10:55 CST 13:16 EST
Wed, 18 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST 11:24 CST 13:40 EST
Mon, 16 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST 10:54 CST 13:11 EST
Sun, 15 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST 10:36 CST 12:52 EST
Sat, 14 Feb UA3666 Chicago Ohare Intl () Cherry Capital Airport () 13:22 CST 15:43 EST 14:04 CST 15:35 EST
Fri, 13 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST 10:44 CST 13:06 EST
Thu, 12 Feb UA3666 Chicago Ohare Intl () Ronald Reagan Washington Natl () 10:00 CST 13:07 EST (Embraer E175) 10:27 CST 12:42 EST
Sun, 08 Feb UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST 16:21 EST 17:14 CST
Fri, 06 Feb UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST ( E175) 16:22 EST 17:23 CST
Sun, 01 Feb UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST (Embraer E175) 16:21 EST 17:13 CST
Sat, 31 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST 16:23 EST 17:06 CST
Fri, 30 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST
Sun, 25 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST
Sat, 24 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST (Embraer E175) 16:19 EST 17:55 CST
Fri, 23 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST 16:24 EST 17:43 CST
Mon, 19 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST 16:30 EST 17:37 CST
Sun, 18 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST 16:46 EST 17:54 CST
Sat, 17 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST 16:20 EST 17:23 CST
Fri, 16 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST 16:29 EST 17:29 CST
Sun, 11 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST 17:05 EST 18:00 CST
Sat, 10 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST ( E175) 16:11 EST 17:30 CST
Fri, 09 Jan UA3666 Burlington Intl () Chicago Ohare Intl () 16:11 EST 18:10 CST (Embraer E175) 16:15 EST 17:41 CST
Mon, 05 Jan UA3666 Newark Liberty Intl () Syracuse Hancock Intl () 21:59 EST 23:21 EST (Embraer E170) 22:02 EST 22:55 EST
Mon, 05 Jan UA3666 Cleveland Hopkins Intl () Newark Liberty Intl () 18:59 EST 20:44 EST 19:07 EST 20:14 EST
Sun, 04 Jan UA3666 Newark Liberty Intl () Syracuse Hancock Intl () 21:59 EST 23:21 EST (Embraer E175) 21:56 EST 23:09 EST
Sat, 03 Jan UA3666 Newark Liberty Intl () Syracuse Hancock Intl () 21:59 EST 23:21 EST (Cessna E175) 22:05 EST 22:45 EST
Fri, 02 Jan UA3666 Newark Liberty Intl () Syracuse Hancock Intl () 21:59 EST 23:21 EST ( E175) 22:07 EST 22:57 EST
Fri, 02 Jan UA3666 Cleveland Hopkins Intl () Newark Liberty Intl () 18:59 EST 20:44 EST
Thu, 01 Jan UA3666 Newark Liberty Intl () Syracuse Hancock Intl () 21:59 EST 23:21 EST
Thu, 01 Jan UA3666 Cleveland Hopkins Intl () Newark Liberty Intl () 18:59 EST 20:44 EST 20:33 EST 21:29 EST
Wed, 31 Dec UA3666 Newark Liberty Intl () Syracuse Hancock Intl () 22:29 EST 23:51 EST (Cessna E175) 22:24 EST 23:58 EST

Disclaimer for UA3666 Flight Radar Data

Flight UA3666 from Chicago Ohare Intl to Ronald Reagan Washington Natl 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 UA3666 data.