| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 21 | STL | SFO | 09:52 | 11:04 |
En-Route
|
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| Aug 20 | STL | SFO | 10:43 | 12:26 |
Delayed
|
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| Aug 19 | STL | SFO | 09:41 | 11:37 |
Landed Late
|
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| Aug 17 | STL | SFO | 10:18 | 11:56 |
Delayed
|
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| Aug 16 | STL | SFO | 08:58 | 10:42 |
Landed
|
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| Aug 14 | STL | SFO | 10:15 | 12:06 |
Delayed
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| Aug 13 | STL | SFO | 09:00 | 10:44 |
Landed
|
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| Aug 12 | STL | SFO | 08:57 | 10:41 |
Landed
|
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United Airlines Flight UA1257 connects St. Louis, United States to San Francisco, United States, taking off from St. Louis Lambert International Airport STL and landing at San Francisco International Airport SFO.
How long is the UA1257 flight from St. Louis to San Francisco?
The average flight time from St. Louis to San Francisco is 3 hours and 45 minutes. The flight distance is 2786 km / 1731 miles and the average flight speed is 728 km/h / 452 mph.
How many UA1257 flights are operated per week?
5 flights per week. The flight UA1257 is operated on Monday, Wednesday, Thursday, Friday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA1257 St. Louis to San Francisco?
The Airportia On-Time Performance Rating for United Airlines Flight UA1257 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA1257 arriving at?
Flight UA1257 arrives at San Francisco International Airport (SFO) Terminal 2.
When was the latest UA1257 flight?
The latest flight took off on Friday, August 21st, 2026 with the flight status being En-Route on 11:04.
How else can the flight UA1257 be referenced as?
This United Airlines flight can also be referenced as UAL1257, UA 1257, UAL 1257.
How often is flight UA1257 delayed?
On average, 50% of all UA1257 flights are delayed. The average delay is 57 minutes.
Can I get compensation for my delayed or cancelled UA1257 flight or baggage issues?
If your UA1257 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 UA1257 Flight Tracker above for more details.
Flight UA1257 is code-shared by 2 airlines using the flight numbers NZ9700, OZ6344
Other flights departing from St. Louis STL: AA1959, G74506, 9E5325, G74601
Other flights arriving at San Francisco SFO: KE23, UA34, DL2078, UA2100
All flights connecting St. Louis STL to San Francisco SFO.