| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 17 | ONT | SFO | 06:12 | 07:12 |
Landed
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| Dec 16 | ONT | SFO | 06:12 | 07:13 |
Landed
|
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| Dec 15 | ONT | SFO | 06:21 | 07:20 |
Landed
|
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| Dec 14 | ONT | SFO | 06:23 | 07:20 |
Landed
|
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| Dec 13 | ONT | SFO | 06:29 | 07:25 |
Landed
|
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| Dec 12 | ONT | SFO | 06:23 | 07:18 |
Landed
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| Dec 11 | ONT | SFO | 06:14 | 07:13 |
Landed
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| Dec 10 | ONT | SFO | 06:08 | 07:07 |
Landed
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| Dec 09 | ONT | SFO | 06:15 | 07:15 |
Landed
|
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| Dec 08 | ONT | SFO | 06:31 | 07:26 |
Landed
|
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United Airlines Flight UA277 connects Ontario, United States to San Francisco, United States, taking off from Ontario International Airport ONT and landing at San Francisco International Airport SFO.
How long is the UA277 flight from Ontario to San Francisco?
The average flight time from Ontario to San Francisco is 58 minutes. The flight distance is 585 km / 363 miles and the average flight speed is 605 km/h / 376 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA277 Ontario to San Francisco?
The Airportia On-Time Performance Rating for United Airlines Flight UA277 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA277 arriving at?
Flight UA277 arrives at San Francisco International Airport (SFO) Terminal 2.
When was the latest UA277 flight?
The latest flight took off on Wednesday, December 17th, 2025 with the flight status being Landed on 07:12.
How else can the flight UA277 be referenced as?
This United Airlines flight can also be referenced as UAL277, UA0277, UA 277, UAL 277.
How often is flight UA277 delayed?
On average, 20% of all UA277 flights are delayed. The average delay is 1 minute.
Can I get compensation for my delayed or cancelled UA277 flight or baggage issues?
If your UA277 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 UA277 Flight Tracker above for more details.
Flight UA277 is code-shared by 1 airline using the flight number AC4080
Other flights departing from Ontario ONT: Y48901, WN3351, Y42327, WN3058
Other flights arriving at San Francisco SFO: UA2363, OO5338, WN2444, UA3934
All flights connecting Ontario ONT to San Francisco SFO.
