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WN3945 Flight Status Southwest Airlines: Miami to Denver (SWA3945)

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WN 3945 Miami to Denver Flight Status

Southwest Airlines Flight WN3945 from Miami International Airport MIA 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 WN3945's most recent flight history:

WN 3945 Flight Status & Schedule

Date Departure Arrival Status
Oct 26 13:05 14:58
Landed
 Track >
Oct 19 12:57 14:50
Landed
 Track >
Oct 12 14:00 15:45
Landed Late
 Track >
Oct 05 12:40 14:24
Landed
 Track >
< All MIA Departures All DEN Arrivals >

Southwest Airlines WN 3945 Miami to Denver Flight Information

Southwest Airlines Flight WN3945 connects Miami, United States to Denver, United States, taking off from Miami International Airport MIA and landing at Denver International Airport DEN.

How long is the WN3945 flight from Miami to Denver?

The average flight time from Miami to Denver is 3 hours and 48 minutes. The flight distance is 2749 km / 1708 miles and the average flight speed is 721 km/h / 448 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3945 Miami to Denver?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3945 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3945 arriving at?

Flight WN3945 arrives at Denver International Airport (DEN) Terminal N.

When was the latest WN3945 flight?

The latest flight took off on Sunday, October 26th, 2025 with the flight status being Landed on 14:58.

How else can the flight WN3945 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3945, WN 3945, SWA 3945.

How often is flight WN3945 delayed?

On average, 50% of all WN3945 flights are delayed. The average delay is 31 minutes.

Can I get compensation for my delayed or cancelled WN3945 flight or baggage issues?

If your WN3945 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 WN3945 Flight Tracker above for more details.

WN3945 and Miami MIA to Denver DEN Flights

Other flights departing from Miami MIA: AA1972, AA3516, AA335, NK3840

Other flights arriving at Denver DEN: WN1879, WN480, WN1044, WN4258

All flights connecting Miami MIA to Denver DEN.

WN3945 Southwest Airlines Flight: Miami to Denver Route Map

WN3945 Southwest Airlines Flight Map: Miami to Denver
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.