| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 03 | SEA | SFO | 17:51 | 20:19 |
Scheduled
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| Aug 02 | SEA | SFO | 19:53 | 21:39 |
Delayed
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| Aug 01 | SEA | SFO | 18:49 | 20:47 |
Landed Late
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| Jul 31 | SEA | SFO | 18:43 | 20:38 |
Landed Late
|
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| Jul 30 | SEA | SFO | 18:49 | 20:34 |
Landed Late
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SkyWest Airlines Flight OO3991 connects Seattle, United States to San Francisco, United States, taking off from Seattle Tacoma International Airport SEA and landing at San Francisco International Airport SFO.
How long is the OO3991 flight from Seattle to San Francisco?
The average flight time from Seattle to San Francisco is 1 hour and 51 minutes. The flight distance is 1093 km / 679 miles and the average flight speed is 562 km/h / 349 mph.
How many OO3991 flights are operated per week?
4 flights per week. The flight OO3991 is operated on Monday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of SkyWest Airlines Flight OO3991 Seattle to San Francisco?
The Airportia On-Time Performance Rating for SkyWest Airlines Flight OO3991 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight OO3991 arriving at?
Flight OO3991 arrives at San Francisco International Airport (SFO) Terminal 1.
When was the latest OO3991 flight?
The latest flight took off on Monday, August 3rd, 2026 with the flight status being En-Route on 21:39.
How else can the flight OO3991 be referenced as?
This SkyWest Airlines flight can also be referenced as SKW3991, OO 3991, SKW 3991.
How often is flight OO3991 delayed?
On average, 80% of all OO3991 flights are delayed. The average delay is 38 minutes.
Can I get compensation for my delayed or cancelled OO3991 flight or baggage issues?
If your OO3991 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 OO3991 Flight Tracker above for more details.
Flight OO3991 is code-shared by 3 airlines using the flight numbers KL6277, SK3645, VS3214
Other flights departing from Seattle SEA: AS592, DL848, DL2861, OO4100
Other flights arriving at San Francisco SFO: AA2035, AS812, UA2850, OO5713
All flights connecting Seattle SEA to San Francisco SFO.