| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 03 | MDW | SMF | 00:05 | 02:01 |
Delayed
|
Track > |
| Aug 02 | MDW | SMF | 22:51 | 00:37 |
Landed Late
|
Track > |
| Aug 01 | MDW | SMF | 23:03 | 00:53 |
Delayed
|
Track > |
| Jul 31 | MDW | SMF | 00:27 | 02:16 |
Delayed
|
Track > |
| Jul 30 | MDW | SMF | 22:59 | 01:00 |
Landed Late
|
Track > |
| Jul 29 | MDW | SMF | 23:13 | 01:05 |
Landed Late
|
Track > |
| Jul 28 | MDW | SMF | 22:30 | 00:32 |
Landed
|
Track > |
| Jul 27 | MDW | SMF | 21:55 | 00:25 |
Cancelled
|
Track > |
| Claim > | ||||||
| Jul 26 | MDW | SMF | 23:41 | 01:29 |
Delayed
|
Track > |
| Jul 25 | MDW | SMF | 21:03 | 22:55 |
Landed
|
Track > |
Southwest Airlines Flight WN4121 connects Chicago, United States to Sacramento, United States, taking off from Chicago Midway International Airport MDW and landing at Sacramento International Airport SMF.
How long is the WN4121 flight from Chicago to Sacramento?
The average flight time from Chicago to Sacramento is 3 hours and 52 minutes. The flight distance is 2874 km / 1786 miles and the average flight speed is 731 km/h / 454 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4121 Chicago to Sacramento?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4121 is 4.2/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4121 arriving at?
Flight WN4121 arrives at Sacramento International Airport (SMF) Terminal B.
When was the latest WN4121 flight?
The latest flight took off on Tuesday, August 4th, 2026 with the flight status being En-Route on 02:01.
How else can the flight WN4121 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4121, WN 4121, SWA 4121.
How often is flight WN4121 delayed?
On average, 80% of all WN4121 flights are delayed. The average delay is 61 minutes.
Can I get compensation for my delayed or cancelled WN4121 flight or baggage issues?
If your WN4121 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 WN4121 Flight Tracker above for more details.
Other flights departing from Chicago MDW: WN4085, WN2043, WN4144, WN2660
Other flights arriving at Sacramento SMF: WN4226, WN4757, UA1302, WN8512
All flights connecting Chicago MDW to Sacramento SMF.