| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Oct 29 | SJC | SEA | 19:09 | 20:50 |
Landed
|
Track > |
| Oct 28 | SJC | SEA | 18:49 | 20:35 |
Landed
|
Track > |
| Oct 22 | SJC | SEA | 19:15 | 21:01 |
Landed Late
|
Track > |
| Oct 21 | SJC | SEA | 18:37 | 20:16 |
Landed
|
Track > |
| Oct 15 | SJC | SEA | 19:13 | 20:58 |
Landed
|
Track > |
| Oct 14 | SJC | SEA | 19:08 | 20:53 |
Landed
|
Track > |
| Oct 08 | SJC | SEA | 18:36 | 20:16 |
Landed
|
Track > |
| Oct 07 | SJC | SEA | 18:34 | 20:11 |
Landed
|
Track > |
Southwest Airlines Flight WN3855 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 WN3855 flight from San Jose to Seattle?
The average flight time from San Jose to Seattle is 1 hour and 42 minutes. The flight distance is 1122 km / 697 miles and the average flight speed is 658 km/h / 409 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3855 San Jose to Seattle?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3855 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN3855 arriving at?
Flight WN3855 arrives at Seattle Tacoma International Airport (SEA) Terminal 8.
When was the latest WN3855 flight?
The latest flight took off on Thursday, October 30th, 2025 with the flight status being Landed on 20:50.
How else can the flight WN3855 be referenced as?
This Southwest Airlines flight can also be referenced as SWA3855, WN 3855, SWA 3855.
How often is flight WN3855 delayed?
On average, 50% of all WN3855 flights are delayed. The average delay is 10 minutes.
Can I get compensation for my delayed or cancelled WN3855 flight or baggage issues?
If your WN3855 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 WN3855 Flight Tracker above for more details.
Other flights departing from San Jose SJC: WN3221, WN4490, WN2868, WN1503
Other flights arriving at Seattle SEA: WN2002, AA3029, AA6371, AA6510
All flights connecting San Jose SJC to Seattle SEA.
