| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 06 | DEN | SMF | 19:30 | 21:00 |
Delayed
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Southwest Airlines Flight WN3421 connects Denver, United States to Sacramento, United States, taking off from Denver International Airport DEN and landing at Sacramento International Airport SMF.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3421 Denver to Sacramento?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3421 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN3421 arriving at?
Flight WN3421 arrives at Sacramento International Airport (SMF) Terminal B.
When was the latest WN3421 flight?
The latest flight took off on Friday, August 7th, 2026 with the flight status being Scheduled on 21:00.
How else can the flight WN3421 be referenced as?
This Southwest Airlines flight can also be referenced as SWA3421, WN 3421, SWA 3421.
How often is flight WN3421 delayed?
On average, 0% of all WN3421 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled WN3421 flight or baggage issues?
If your WN3421 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 WN3421 Flight Tracker above for more details.
Other flights departing from Denver DEN: UA696, UA2745, UA1092, UA1371
Other flights arriving at Sacramento SMF: UA2435, UA2624, WN416, UA2132
All flights connecting Denver DEN to Sacramento SMF.