| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 15 | SFO | SEA | 21:11 | 23:14 |
En-Route
|
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| Sep 14 | SFO | SEA | 21:11 | 22:48 |
Landed
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| Sep 13 | SFO | SEA | 21:11 | 22:54 |
Landed
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| Sep 07 | SFO | SEA | 21:13 | 22:48 |
Landed
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| Sep 04 | SFO | SEA | 22:07 | 23:38 |
Landed Late
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| Sep 03 | SFO | SEA | 21:48 | 23:22 |
Landed
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| Sep 02 | SFO | SEA | 21:26 | 23:02 |
Landed
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| Sep 01 | SFO | SEA | 21:01 | 22:31 |
Landed
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| Aug 31 | SFO | SEA | 22:09 | 23:34 |
Landed Late
|
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| Aug 30 | SFO | SEA | 21:41 | 23:17 |
Landed
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SkyWest Airlines Flight OO3991 connects San Francisco, United States to Seattle, United States, taking off from San Francisco International Airport SFO and landing at Seattle Tacoma International Airport SEA.
How long is the OO3991 flight from San Francisco to Seattle?
The average flight time from San Francisco to Seattle is 1 hour and 34 minutes. The flight distance is 1093 km / 679 miles and the average flight speed is 677 km/h / 421 mph.
How many OO3991 flights are operated per week?
3 flights per week. The flight OO3991 is operated on Monday, Tuesday and Wednesday.
What is the On-Time Performance (OTP) of SkyWest Airlines Flight OO3991 San Francisco to Seattle?
The Airportia On-Time Performance Rating for SkyWest Airlines Flight OO3991 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest OO3991 flight?
The latest flight took off on Wednesday, September 16th, 2026 with the flight status being En-Route on 23:14.
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, 30% of all OO3991 flights are delayed. The average delay is 12 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 2 airlines using the flight numbers SK3106, VS1906
Other flights departing from San Francisco SFO: OO4695, OO5271, UA442, UA1653
Other flights arriving at Seattle SEA: AS306, DL688, AS7004, OO4100
All flights connecting San Francisco SFO to Seattle SEA.