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WN 4623 Sacramento to Seattle Flight Status

Southwest Airlines Flight WN4623 from Sacramento International Airport SMF to Seattle Tacoma International Airport SEA is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on September 29th, 2025.
Check the table below for WN4623's most recent flight history:

WN 4623 Flight Status & Schedule

Date Departure Arrival Status
Sep 29 10:44 12:10
Landed Late
Track >
Sep 26 09:45 11:24
Landed
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Sep 25 09:55 11:18
Landed
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Sep 22 09:47 11:19
Landed
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Sep 19 09:46 11:08
Landed
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Southwest Airlines WN 4623 Sacramento to Seattle Flight Information

Southwest Airlines Flight WN4623 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 WN4623 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 652 km/h / 405 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4623 Sacramento to Seattle?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4623 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN4623 arriving at?

Flight WN4623 arrives at Seattle Tacoma International Airport (SEA) Terminal 2.

When was the latest WN4623 flight?

The latest flight took off on Monday, September 29th, 2025 with the flight status being Landed on 12:10.

How else can the flight WN4623 be referenced as?

This Southwest Airlines flight can also be referenced as SWA4623, WN 4623, SWA 4623.

How often is flight WN4623 delayed?

On average, 20% of all WN4623 flights are delayed. The average delay is 37 minutes.

Can I get compensation for my delayed or cancelled WN4623 flight or baggage issues?

If your WN4623 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 WN4623 Flight Tracker above for more details.

WN4623 and Sacramento SMF to Seattle SEA Flights

Other flights departing from Sacramento SMF: WN3492, WN3732, WN1873, WN4344

Other flights arriving at Seattle SEA: AS633, AS2079, WN1572, AS2055

All flights connecting Sacramento SMF to Seattle SEA.

WN4623 Southwest Airlines Flight: Sacramento to Seattle Route Map

WN4623 Southwest Airlines Flight Map: Sacramento to Seattle
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.