| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 04 | IAD | DEN | 18:18 | 19:41 |
Landed
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| Mar 03 | IAD | DEN | 17:39 | 19:27 |
Landed
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| Mar 02 | IAD | DEN | 05:52 | 07:33 |
Landed
|
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| Mar 01 | IAD | DEN | 05:15 | 06:54 |
Landed
|
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| Feb 28 | IAD | DEN | 05:32 | 07:03 |
Landed
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| Feb 27 | IAD | DEN | 05:22 | 06:56 |
Landed
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| Feb 26 | IAD | DEN | 05:35 | 07:15 |
Landed
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| Feb 25 | IAD | DEN | 18:32 | 20:34 |
Delayed
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| Feb 24 | IAD | DEN | 17:50 | 19:40 |
Landed
|
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| Feb 23 | IAD | DEN | 05:36 | 07:02 |
Landed
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Southwest Airlines Flight WN4531 connects Washington, United States to Denver, United States, taking off from Washington Dulles International Airport IAD and landing at Denver International Airport DEN.
How long is the WN4531 flight from Washington to Denver?
The average flight time from Washington to Denver is 3 hours and 39 minutes. The flight distance is 2331 km / 1449 miles and the average flight speed is 639 km/h / 397 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4531 Washington to Denver?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4531 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4531 arriving at?
Flight WN4531 arrives at Denver International Airport (DEN) Terminal 1.
When was the latest WN4531 flight?
The latest flight took off on Thursday, March 5th, 2026 with the flight status being Landed on 19:41.
How else can the flight WN4531 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4531, WN 4531, SWA 4531.
How often is flight WN4531 delayed?
On average, 50% of all WN4531 flights are delayed. The average delay is 15 minutes.
Can I get compensation for my delayed or cancelled WN4531 flight or baggage issues?
If your WN4531 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 WN4531 Flight Tracker above for more details.
Other flights departing from Washington IAD: UA4557, UA4595, UA1102, UA2241
Other flights arriving at Denver DEN: WN3182, WN199, UA5129, WN3153
All flights connecting Washington IAD to Denver DEN.