| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 26 | SEA | SJC | 21:12 | 22:59 |
Delayed
|
Track > |
| Jul 24 | SEA | SJC | 20:15 | 22:06 |
Landed
|
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| Jul 21 | SEA | SJC | 20:28 | 22:16 |
Landed
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| Jul 19 | SEA | SJC | 20:14 | 22:08 |
Landed
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| Jul 17 | SEA | SJC | 21:12 | 23:07 |
Delayed
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| Jun 09 | SEA | SJC | 17:58 | 19:35 |
Landed
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| Jun 07 | SEA | SJC | 18:30 | 20:11 |
Landed
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| Jun 05 | SEA | SJC | 18:44 | 20:33 |
Landed Late
|
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| Jun 02 | SEA | SJC | 17:54 | 19:32 |
Landed
|
Track > |
| May 31 | SEA | SJC | 18:01 | 19:44 |
Landed
|
Track > |
Finnair Flight AY3991 connects Seattle, United States to San Jose, United States, taking off from Seattle Tacoma International Airport SEA and landing at San Jose International Airport SJC.
How long is the AY3991 flight from Seattle to San Jose?
The average flight time from Seattle to San Jose is 1 hour and 46 minutes. The flight distance is 1122 km / 697 miles and the average flight speed is 635 km/h / 395 mph.
How many AY3991 flights are operated per week?
3 flights per week. The flight AY3991 is operated on Monday, Wednesday and Saturday.
What is the On-Time Performance (OTP) of Finnair Flight AY3991 Seattle to San Jose?
The Airportia On-Time Performance Rating for Finnair Flight AY3991 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AY3991 arriving at?
Flight AY3991 arrives at San Jose International Airport (SJC) Terminal B.
When was the latest AY3991 flight?
The latest flight took off on Monday, July 27th, 2026 with the flight status being En-Route on 22:59.
How else can the flight AY3991 be referenced as?
This Finnair flight can also be referenced as FIN3991, AY 3991, FIN 3991.
How often is flight AY3991 delayed?
On average, 40% of all AY3991 flights are delayed. The average delay is 32 minutes.
Can I get compensation for my delayed or cancelled AY3991 flight or baggage issues?
If your AY3991 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 AY3991 Flight Tracker above for more details.
Other flights departing from Seattle SEA: WN4845, AS1310, BR637, AS642
Other flights arriving at San Jose SJC: AS1310, DL3073, AA1197, WN4936
All flights connecting Seattle SEA to San Jose SJC.
