| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 04 | SMF | SEA | 14:10 | 15:47 |
Landed
|
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| Mar 03 | SMF | SEA | 14:08 | 15:36 |
Landed
|
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| Mar 02 | SMF | SEA | 17:16 | 18:51 |
Landed Late
|
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| Mar 01 | SMF | SEA | 16:34 | 17:54 |
Landed
|
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| Feb 27 | SMF | SEA | 16:17 | 17:46 |
Landed
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| Feb 26 | SMF | SEA | 16:04 | 17:38 |
Landed
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| Feb 25 | SMF | SEA | 14:05 | 15:37 |
Landed
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| Feb 24 | SMF | SEA | 14:07 | 15:32 |
Landed
|
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| Feb 23 | SMF | SEA | 18:57 | 20:24 |
Delayed
|
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| Feb 22 | SMF | SEA | 16:39 | 18:02 |
Landed Late
|
Track > |
Southwest Airlines Flight WN3678 connects Sacramento, United States to Seattle, United States, taking off from Sacramento International Airport SMF and landing at Seattle Tacoma International Airport SEA.
How long is the WN3678 flight from Sacramento to Seattle?
The average flight time from Sacramento to Seattle is 1 hour and 29 minutes. The flight distance is 975 km / 606 miles and the average flight speed is 660 km/h / 410 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3678 Sacramento to Seattle?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3678 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN3678 arriving at?
Flight WN3678 arrives at Seattle Tacoma International Airport (SEA) Terminal B.
When was the latest WN3678 flight?
The latest flight took off on Wednesday, March 4th, 2026 with the flight status being Landed on 15:47.
How else can the flight WN3678 be referenced as?
This Southwest Airlines flight can also be referenced as SWA3678, WN 3678, SWA 3678.
How often is flight WN3678 delayed?
On average, 50% of all WN3678 flights are delayed. The average delay is 32 minutes.
Can I get compensation for my delayed or cancelled WN3678 flight or baggage issues?
If your WN3678 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 WN3678 Flight Tracker above for more details.
Other flights departing from Sacramento SMF: UA1759, WN1396, WN194, WN4819
Other flights arriving at Seattle SEA: DL1032, UA5403, WN2325, AS2242
All flights connecting Sacramento SMF to Seattle SEA.