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WN3639 Flight Status Southwest Airlines: Denver to Chicago (SWA3639)

WN 3639 Denver to Chicago Flight Status

Southwest Airlines Flight WN3639 from Denver International Airport DEN to Chicago Midway International Airport MDW is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on January 3rd, 2026.
Check the table below for WN3639's most recent flight history:

WN 3639 Flight Status & Schedule

Date Departure Arrival Status
Jan 03 17:41 20:32
Landed
 Track >
Dec 27 18:10 20:54
Landed
 Track >
Dec 20 17:56 20:36
Landed
 Track >
< All DEN Departures All MDW Arrivals >

Southwest Airlines WN 3639 Denver to Chicago Flight Information

Southwest Airlines Flight WN3639 connects Denver, United States to Chicago, United States, taking off from Denver International Airport DEN and landing at Chicago Midway International Airport MDW.

How long is the WN3639 flight from Denver to Chicago?

The average flight time from Denver to Chicago is 1 hour and 45 minutes. The flight distance is 1437 km / 893 miles and the average flight speed is 823 km/h / 511 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3639 Denver to Chicago?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3639 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3639 arriving at?

Flight WN3639 arrives at Chicago Midway International Airport (MDW) Terminal 2.

When was the latest WN3639 flight?

The latest flight took off on Sunday, January 4th, 2026 with the flight status being Landed on 20:32.

How else can the flight WN3639 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3639, WN 3639, SWA 3639.

How often is flight WN3639 delayed?

On average, 33% of all WN3639 flights are delayed. The average delay is 14 minutes.

Can I get compensation for my delayed or cancelled WN3639 flight or baggage issues?

If your WN3639 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 WN3639 Flight Tracker above for more details.

WN3639 and Denver DEN to Chicago MDW Flights

Other flights departing from Denver DEN: AA6469, WN2356, WN2576, UA351

Other flights arriving at Chicago MDW: WN3064, WN1959, WN549, WN5025

All flights connecting Denver DEN to Chicago MDW.

WN3639 Southwest Airlines Flight: Denver to Chicago Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: ZP2860 UP712 N42268 NO4552 6K7022 6Q2844 LO6857 U29328 MW8122 B68451
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.