| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | SMF | SEA | 06:25 | 07:58 |
Landed
|
Track > |
| Jan 01 | SMF | SEA | 20:28 | 21:54 |
Landed
|
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| Dec 31 | SMF | SEA | 20:13 | 21:37 |
Landed
|
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| Dec 25 | SMF | SEA | 20:42 | 22:06 |
Landed Late
|
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| Dec 24 | SMF | SEA | 20:08 | 21:28 |
Landed
|
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| Dec 18 | SMF | SEA | 06:26 | 08:03 |
Landed
|
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| Dec 17 | SMF | SEA | 20:12 | 21:55 |
Landed
|
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| Dec 16 | SMF | SEA | 20:19 | 22:02 |
Landed
|
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| Dec 15 | SMF | SEA | 19:59 | 21:30 |
Landed
|
Track > |
| Dec 14 | SMF | SEA | 06:22 | 07:49 |
Landed
|
Track > |
Southwest Airlines Flight WN343 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 WN343 flight from Sacramento to Seattle?
The average flight time from Sacramento to Seattle is 1 hour and 30 minutes. The flight distance is 975 km / 606 miles and the average flight speed is 649 km/h / 403 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN343 Sacramento to Seattle?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN343 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest WN343 flight?
The latest flight took off on Monday, January 5th, 2026 with the flight status being Landed on 07:58.
How else can the flight WN343 be referenced as?
This Southwest Airlines flight can also be referenced as SWA343, WN0343, WN 343, SWA 343.
How often is flight WN343 delayed?
On average, 40% of all WN343 flights are delayed. The average delay is 9 minutes.
Can I get compensation for my delayed or cancelled WN343 flight or baggage issues?
If your WN343 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 WN343 Flight Tracker above for more details.
Other flights departing from Sacramento SMF: AA2056, WN4354, WN2542, WN3977
Other flights arriving at Seattle SEA: AS154, AS618, WN1692, UA5901
All flights connecting Sacramento SMF to Seattle SEA.