Are you looking for the June 3rd, 2026 WN 3978 Raleigh-Durham to Austin flight? Click here to go to our WN3978 Raleigh-Durham to Austin Flight Status page >

WN 3978 Atlanta to Chicago Flight Status

Southwest Airlines Flight WN3978 from Atlanta Hartsfield-Jackson International Airport ATL to Chicago Midway International Airport MDW is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on August 4th, 2025.
Check the table below for WN3978's most recent flight history:

WN 3978 Flight Status & Schedule

Date Departure Arrival Status
Aug 04 22:21 22:44
Landed
Track >
Aug 03 20:39 21:10
Landed
Track >
Aug 01 22:47 23:12
Landed Late
Track >
Jul 31 01:38 22:55
En-Route
Track >
Jul 30 17:32 17:58
Landed
Track >

Southwest Airlines WN 3978 Atlanta to Chicago Flight Information

Southwest Airlines Flight WN3978 connects Atlanta, United States to Chicago, United States, taking off from Atlanta Hartsfield-Jackson International Airport ATL and landing at Chicago Midway International Airport MDW.

How long is the WN3978 flight from Atlanta to Chicago?

The average flight time from Atlanta to Chicago is 1 hour and 25 minutes. The flight distance is 952 km / 591 miles and the average flight speed is 649 km/h / 403 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3978 Atlanta to Chicago?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3978 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN3978 flight?

The latest flight took off on Tuesday, August 5th, 2025 with the flight status being Landed on 22:44.

How else can the flight WN3978 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3978, WN 3978, SWA 3978.

How often is flight WN3978 delayed?

On average, 40% of all WN3978 flights are delayed. The average delay is 40 minutes.

Can I get compensation for my delayed or cancelled WN3978 flight or baggage issues?

If your WN3978 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 WN3978 Flight Tracker above for more details.

WN3978 and Atlanta ATL to Chicago MDW Flights

Other flights departing from Atlanta ATL: DL5362, WN2622, NK1755, DL326

Other flights arriving at Chicago MDW: WN2445, WN2608, WN3151, WN3564

All flights connecting Atlanta ATL to Chicago MDW.

WN3978 Southwest Airlines Flight: Atlanta to Chicago Route Map

WN3978 Southwest Airlines Flight Map: Atlanta to Chicago
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.