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WN 3423 San Francisco to Denver Flight Status

Southwest Airlines Flight WN3423 from San Francisco International Airport SFO to Denver International Airport DEN 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 WN3423's most recent flight history:

WN 3423 Flight Status & Schedule

Date Departure Arrival Status
Sep 29 09:01 12:00
Landed
Track >
Sep 28 09:06 12:16
Landed
Track >
Sep 26 08:55 12:04
Landed
Track >
Sep 25 08:56 12:02
Landed
Track >
Sep 22 08:50 11:50
Landed
Track >

Southwest Airlines WN 3423 San Francisco to Denver Flight Information

Southwest Airlines Flight WN3423 connects San Francisco, United States to Denver, United States, taking off from San Francisco International Airport SFO and landing at Denver International Airport DEN.

How long is the WN3423 flight from San Francisco to Denver?

The average flight time from San Francisco to Denver is 2 hours and 5 minutes. The flight distance is 1553 km / 965 miles and the average flight speed is 746 km/h / 463 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3423 San Francisco to Denver?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3423 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3423 arriving at?

Flight WN3423 arrives at Denver International Airport (DEN) Terminal S.

When was the latest WN3423 flight?

The latest flight took off on Monday, September 29th, 2025 with the flight status being Landed on 12:00.

How else can the flight WN3423 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3423, WN 3423, SWA 3423.

How often is flight WN3423 delayed?

On average, 60% of all WN3423 flights are delayed. The average delay is 10 minutes.

Can I get compensation for my delayed or cancelled WN3423 flight or baggage issues?

If your WN3423 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 WN3423 Flight Tracker above for more details.

WN3423 and San Francisco SFO to Denver DEN Flights

Other flights departing from San Francisco SFO: AS3323, WN2301, UA3871, AA6263

Other flights arriving at Denver DEN: AA1754, WN371, WN1872, WN4193

All flights connecting San Francisco SFO to Denver DEN.

WN3423 Southwest Airlines Flight: San Francisco to Denver Route Map

WN3423 Southwest Airlines Flight Map: San Francisco to Denver
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.