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WN 645 San Antonio to Denver Flight Status

Southwest Airlines Flight WN645 from San Antonio International Airport SAT to Denver International Airport DEN is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on October 26th, 2025.
Check the table below for WN645's most recent flight history:

WN 645 Flight Status & Schedule

Date Departure Arrival Status
Oct 26 13:23 14:13
Delayed
Track >
Oct 19 11:11 12:04
Landed
Track >
Oct 12 11:03 11:51
Landed
Track >
Oct 05 11:07 11:50
Landed
Track >

Southwest Airlines WN 645 San Antonio to Denver Flight Information

Southwest Airlines Flight WN645 connects San Antonio, United States to Denver, United States, taking off from San Antonio International Airport SAT and landing at Denver International Airport DEN.

How long is the WN645 flight from San Antonio to Denver?

The average flight time from San Antonio to Denver is 1 hour and 48 minutes. The flight distance is 1280 km / 795 miles and the average flight speed is 709 km/h / 440 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN645 San Antonio to Denver?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN645 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN645 arriving at?

Flight WN645 arrives at Denver International Airport (DEN) Terminal N.

When was the latest WN645 flight?

The latest flight took off on Sunday, October 26th, 2025 with the flight status being En-Route on 14:13.

How else can the flight WN645 be referenced as?

This Southwest Airlines flight can also be referenced as SWA645, WN0645, WN 645, SWA 645.

How often is flight WN645 delayed?

On average, 25% of all WN645 flights are delayed. The average delay is 118 minutes.

Can I get compensation for my delayed or cancelled WN645 flight or baggage issues?

If your WN645 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 WN645 Flight Tracker above for more details.

WN645 and San Antonio SAT to Denver DEN Flights

Other flights departing from San Antonio SAT: WN101, WN2761, WN276, WN1304

Other flights arriving at Denver DEN: WN3143, WN3246, WN1852, WN159

All flights connecting San Antonio SAT to Denver DEN.

WN645 Southwest Airlines Flight: San Antonio to Denver Route Map

WN645 Southwest Airlines Flight Map: San Antonio 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.