| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 01 | SJC | SEA | 17:02 | 18:39 |
Landed
|
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| Feb 27 | SJC | SEA | 16:45 | 18:31 |
Landed
|
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| Feb 26 | SJC | SEA | 16:42 | 18:30 |
Landed
|
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| Feb 22 | SJC | SEA | 17:20 | 19:07 |
Landed Late
|
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| Feb 20 | SJC | SEA | 16:52 | 18:43 |
Landed
|
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| Feb 16 | SJC | SEA | 16:57 | 18:41 |
Landed
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| Feb 13 | SJC | SEA | 16:46 | 18:30 |
Landed
|
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| Feb 12 | SJC | SEA | 16:51 | 18:42 |
Landed
|
Track > |
Southwest Airlines Flight WN1256 connects San Jose, United States to Seattle, United States, taking off from San Jose International Airport SJC and landing at Seattle Tacoma International Airport SEA.
How long is the WN1256 flight from San Jose to Seattle?
The average flight time from San Jose to Seattle is 1 hour and 46 minutes. The flight distance is 1122 km / 697 miles and the average flight speed is 636 km/h / 395 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN1256 San Jose to Seattle?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN1256 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN1256 arriving at?
Flight WN1256 arrives at Seattle Tacoma International Airport (SEA) Terminal B.
When was the latest WN1256 flight?
The latest flight took off on Monday, March 2nd, 2026 with the flight status being Landed on 18:39.
How else can the flight WN1256 be referenced as?
This Southwest Airlines flight can also be referenced as SWA1256, WN 1256, SWA 1256.
How often is flight WN1256 delayed?
On average, 12% of all WN1256 flights are delayed. The average delay is 17 minutes.
Can I get compensation for my delayed or cancelled WN1256 flight or baggage issues?
If your WN1256 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 WN1256 Flight Tracker above for more details.
Other flights departing from San Jose SJC: WN3531, WN3566, WN1291, WN3550
Other flights arriving at Seattle SEA: DL1552, DL1520, DL4451, AS9411
All flights connecting San Jose SJC to Seattle SEA.
