| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 24 | STL | SFO | 17:55 | 19:35 |
Landed
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| Sep 23 | STL | SFO | 17:56 | 19:41 |
Landed
|
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| Sep 22 | STL | SFO | 17:55 | 19:59 |
Landed
|
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| Sep 21 | STL | SFO | 20:06 | 22:05 |
Delayed
|
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| Sep 20 | STL | SFO | 17:50 | 19:49 |
Landed
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| Sep 19 | STL | SFO | 17:57 | 20:00 |
Landed
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| Sep 18 | STL | SFO | 17:51 | 19:43 |
Landed
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| Sep 17 | STL | SFO | 17:54 | 19:44 |
Landed
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| Sep 16 | STL | SFO | 17:56 | 19:51 |
Landed
|
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| Sep 15 | STL | SFO | 18:05 | 19:57 |
Landed
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United Airlines Flight UA1603 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 UA1603 flight from St. Louis to San Francisco?
The average flight time from St. Louis to San Francisco is 3 hours and 53 minutes. The flight distance is 2786 km / 1731 miles and the average flight speed is 715 km/h / 444 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA1603 St. Louis to San Francisco?
The Airportia On-Time Performance Rating for United Airlines Flight UA1603 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA1603 arriving at?
Flight UA1603 arrives at San Francisco International Airport (SFO) Terminal 2.
When was the latest UA1603 flight?
The latest flight took off on Thursday, September 25th, 2025 with the flight status being Landed on 19:35.
How else can the flight UA1603 be referenced as?
This United Airlines flight can also be referenced as UAL1603, UA 1603, UAL 1603.
How often is flight UA1603 delayed?
On average, 10% of all UA1603 flights are delayed. The average delay is 115 minutes.
Can I get compensation for my delayed or cancelled UA1603 flight or baggage issues?
If your UA1603 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 UA1603 Flight Tracker above for more details.
Flight UA1603 is code-shared by 2 airlines using the flight numbers NZ9701, OZ6344
Other flights departing from St. Louis STL: WN700, WN1511, WN4380, AA2286
Other flights arriving at San Francisco SFO: UA1074, UA796, UA2110, AA4904
All flights connecting St. Louis STL to San Francisco SFO.
