| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 09 | ORD | SFO | 16:36 | 18:35 |
En-Route
|
Track > |
| Sep 08 | ORD | SFO | 16:44 | 18:44 |
Landed
|
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| Sep 07 | ORD | SFO | 17:31 | 19:32 |
Landed Late
|
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| Sep 06 | ORD | SFO | 16:18 | 18:31 |
Landed
|
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| Sep 05 | ORD | SFO | 16:13 | 18:14 |
Landed
|
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| Sep 04 | ORD | SFO | 16:41 | 18:44 |
Landed
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| Sep 03 | ORD | SFO | 18:21 | 20:26 |
Delayed
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| Sep 02 | ORD | SFO | 16:50 | 18:59 |
Landed
|
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| Sep 01 | ORD | SFO | 16:21 | 18:28 |
Landed
|
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| Aug 31 | ORD | SFO | 18:07 | 20:19 |
Delayed
|
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United Airlines Flight UA2251 connects Chicago, United States to San Francisco, United States, taking off from Chicago O'Hare International Airport ORD and landing at San Francisco International Airport SFO.
How long is the UA2251 flight from Chicago to San Francisco?
The average flight time from Chicago to San Francisco is 4 hours and 5 minutes. The flight distance is 2964 km / 1842 miles and the average flight speed is 726 km/h / 451 mph.
How many UA2251 flights are operated per week?
6 flights per week. The flight UA2251 is operated on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA2251 Chicago to San Francisco?
The Airportia On-Time Performance Rating for United Airlines Flight UA2251 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA2251 arriving at?
Flight UA2251 arrives at San Francisco International Airport (SFO) Terminal 2.
When was the latest UA2251 flight?
The latest flight took off on Thursday, September 10th, 2026 with the flight status being En-Route on 18:35.
How else can the flight UA2251 be referenced as?
This United Airlines flight can also be referenced as UAL2251, UA 2251, UAL 2251.
How often is flight UA2251 delayed?
On average, 40% of all UA2251 flights are delayed. The average delay is 60 minutes.
Can I get compensation for my delayed or cancelled UA2251 flight or baggage issues?
If your UA2251 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our UA2251 Flight Tracker above for more details.
Flight UA2251 is code-shared by 2 airlines using the flight numbers AC3763, NZ9332
Other flights departing from Chicago ORD: UA664, UA1121, OO5538, OO5398
Other flights arriving at San Francisco SFO: AA3295, WN184, UA1160, WN2922
All flights connecting Chicago ORD to San Francisco SFO.