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UA1851 Flight Status ( Chicago to Ontario )

ARRIVED 6 HOUR 41 MINUTES AGO
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Departure (UA1851 Flight Schedule)

Chicago Ohare Intl ()

flag Chicago, United States

18:52 CDT

Sun 08-Mar-2026

 LATE 1 hour 12 min
CDT 00:00:00 DAY
arr   

Arrival (UA1851 Flight Schedule)

Ontario Intl ()

flag Ontario, United States

21:18 PDT

Sun 08-Mar-2026

 LATE 34 min
PDT 00:00:00 DAY

Flight Radar Checker UA 1851

Live Flight Tracker Map

Flight UA1851 from Chicago to Ontario is operated by United Airlines. Scheduled time of departure from Chicago Ohare Intl is 18:52 CDT and scheduled time of arrival in Ontario Intl is 21:18 PDT. The duration of the flight is 4 hours 26 minutes.

 

4.6 out of 5 stars / 10 votes

Flight Finder
from Ontario to Chicago

Flight Departure Arrival

05:40
Ontario Intl
()
Chicago Midway Intl
()

05:40
Ontario Intl
()
Chicago Midway Intl
()

06:02
Ontario Intl
()
Chicago Ohare Intl
()

18:25
Ontario Intl
()
Chicago Midway Intl
()

History Flight Information for UA1851 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Mon, 09 Mar UA1851 Chicago Ohare Intl () Ontario Intl () 19:52 CDT 22:18 PDT
Mon, 09 Mar UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:29 EDT 17:03 CDT
Sun, 08 Mar UA1851 Chicago Ohare Intl () Ontario Intl () 18:52 CDT 21:18 PDT 20:20 CDT 21:52 PDT
Sun, 08 Mar UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 13:29 EDT 16:03 CDT
Sat, 07 Mar UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:29 EST 17:03 CST 15:48 EST 17:30 CST
Fri, 06 Mar UA1851 Chicago Ohare Intl () Ontario Intl () 19:52 CST 22:18 PST
Fri, 06 Mar UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:29 EST 17:03 CST 17:37 EST 19:40 CST
Thu, 05 Mar UA1851 Chicago Ohare Intl () Ontario Intl () 19:52 CST 22:18 PST 21:22 CST 23:10 PST
Thu, 05 Mar UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:29 EST 17:03 CST
Wed, 04 Mar UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:40 EST 17:32 CST
Tue, 03 Mar UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:39 EST 17:30 CST
Mon, 02 Mar UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:40 EST 17:28 CST
Sun, 01 Mar UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:03 CST (Boeing B753) 16:28 EST 18:22 CST
Sat, 28 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST
Fri, 27 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 16:05 EST 17:50 CST
Thu, 26 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:44 EST 17:32 CST
Wed, 25 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:44 EST 17:42 CST
Tue, 24 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:40 EST 17:52 CST
Mon, 23 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 16:01 EST 17:49 CST
Sun, 22 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:03 CST (Boeing B753) 16:29 EST 18:10 CST
Sat, 21 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:57 EST 17:39 CST
Fri, 20 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:43 EST 17:50 CST
Thu, 19 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:45 EST 17:52 CST
Wed, 18 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:48 EST 17:44 CST
Tue, 17 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:40 EST 17:30 CST
Mon, 16 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 15:56 EST 17:50 CST
Sun, 15 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:03 CST (Boeing B753) 15:53 EST 17:32 CST
Sat, 14 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 16:03 EST 17:52 CST
Fri, 13 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 16:00 EST 18:04 CST
Thu, 12 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:30 EST 17:04 CST 17:56 EST 20:02 CST
Wed, 11 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:32 EST 17:04 CST 15:45 EST 17:45 CST
Tue, 10 Feb UA1851 Chicago Ohare Intl () Theodore Francis Green State () 18:07 CST 21:26 EST (Airbus A319) 19:30 CST 22:03 EST
Tue, 10 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:32 EST 17:04 CST 15:36 EST 17:27 CST
Mon, 09 Feb UA1851 Chicago Ohare Intl () Theodore Francis Green State () 18:07 CST 21:26 EST (Airbus A319) 19:21 CST 22:08 EST
Mon, 09 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:32 EST 17:04 CST 15:37 EST 17:32 CST
Sun, 08 Feb UA1851 Chicago Ohare Intl () Theodore Francis Green State () 18:07 CST 21:26 EST (Airbus A319) 19:20 CST 22:15 EST
Sun, 08 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:32 EST 17:04 CST 15:56 EST 17:53 CST
Sat, 07 Feb UA1851 Chicago Ohare Intl () Theodore Francis Green State () 18:07 CST 21:26 EST (Airbus A320) 19:34 CST 22:21 EST
Sat, 07 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:32 EST 17:04 CST 15:38 EST 17:40 CST
Fri, 06 Feb UA1851 Chicago Ohare Intl () Theodore Francis Green State () 18:07 CST 21:26 EST (Airbus A320) 20:05 CST 22:47 EST
Fri, 06 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:32 EST 17:04 CST 15:49 EST 18:01 CST
Thu, 05 Feb UA1851 Chicago Ohare Intl () Theodore Francis Green State () 18:07 CST 21:26 EST (Airbus A319) 19:28 CST 22:19 EST
Thu, 05 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:32 EST 17:04 CST 15:42 EST 17:27 CST
Wed, 04 Feb UA1851 Chicago Ohare Intl () Theodore Francis Green State () 18:07 CST 21:26 EST 19:43 CST 22:31 EST
Wed, 04 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:32 EST 17:04 CST 15:45 EST 17:27 CST
Tue, 03 Feb UA1851 Chicago Ohare Intl () Theodore Francis Green State () 18:07 CST 21:26 EST (Airbus A319) 19:24 CST 22:09 EST
Tue, 03 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:32 EST 17:04 CST 16:16 EST 18:02 CST
Mon, 02 Feb UA1851 Chicago Ohare Intl () Theodore Francis Green State () 18:07 CST 21:26 EST (Airbus A320) 20:30 CST 23:20 EST
Mon, 02 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:32 EST 17:04 CST 15:44 EST 17:44 CST
Sun, 01 Feb UA1851 Chicago Ohare Intl () Theodore Francis Green State () 18:07 CST 21:26 EST (Airbus A319) 19:36 CST 22:26 EST
Sun, 01 Feb UA1851 Fort Lauderdale Hollywood Intl () Chicago Ohare Intl () 14:32 EST 17:04 CST 15:44 EST 17:35 CST
Sat, 31 Jan UA1851 Chicago Ohare Intl () Theodore Francis Green State () 18:07 CST 21:26 EST (Airbus A320) 19:36 CST 22:25 EST

Disclaimer for UA1851 Flight Radar Data

Flight UA1851 from Chicago Ohare Intl to Ontario 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 UA1851 data.