| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 30 | MDW | SAN | 19:29 | 21:21 |
Landed
|
Track > |
| Jul 29 | MDW | SAN | 19:18 | 21:07 |
Landed
|
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| Jul 23 | MDW | SAN | 19:22 | 21:12 |
Landed
|
Track > |
| Jul 22 | MDW | SAN | 19:20 | 21:00 |
Landed
|
Track > |
| Jul 16 | MDW | SAN | 20:11 | 22:11 |
Landed Late
|
Track > |
| Jul 15 | MDW | SAN | 19:37 | 21:24 |
Landed
|
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| Jul 09 | MDW | SAN | 19:20 | 21:04 |
Landed
|
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| Jul 08 | MDW | SAN | 19:31 | 21:19 |
Landed
|
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| Jul 02 | MDW | SAN | 19:33 | 21:19 |
Landed
|
Track > |
| Jul 01 | MDW | SAN | 19:30 | 21:15 |
Landed
|
Track > |
Southwest Airlines Flight WN3978 connects Chicago, United States to San Diego, United States, taking off from Chicago Midway International Airport MDW and landing at San Diego International Airport SAN.
How long is the WN3978 flight from Chicago to San Diego?
The average flight time from Chicago to San Diego is 3 hours and 48 minutes. The flight distance is 2776 km / 1725 miles and the average flight speed is 731 km/h / 454 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3978 Chicago to San Diego?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3978 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN3978 arriving at?
Flight WN3978 arrives at San Diego International Airport (SAN) Terminal 1.
When was the latest WN3978 flight?
The latest flight took off on Thursday, July 31st, 2025 with the flight status being Landed on 21:21.
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, 50% of all WN3978 flights are delayed. The average delay is 15 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.
Other flights departing from Chicago MDW: WN2089, WN3376, WN744, WN3934
Other flights arriving at San Diego SAN: AS3396, WN1456, WN4573, WN1061
All flights connecting Chicago MDW to San Diego SAN.
