Landed On Time
Departure: Thu, Jun 4, 2026
Scheduled:
05:35
|
Actual:
05:48
Arrival: Thu, Jun 4, 2026
Scheduled:
06:50
|
Actual:
06:40
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WN 3909 Flight Status & Schedule

Date Departure Arrival Status
Jun 04 05:48 06:40
Landed
Track >

Southwest Airlines WN 3909 St. Louis to Denver Flight Information

Southwest Airlines Flight WN3909 connects St. Louis, United States to Denver, United States, taking off from St. Louis Lambert International Airport STL and landing at Denver International Airport DEN.

How long is the WN3909 flight from St. Louis to Denver?

The average flight time from St. Louis to Denver is 1 hour and 52 minutes. The flight distance is 1235 km / 768 miles and the average flight speed is 662 km/h / 411 mph.

How many WN3909 flights are operated per week?

1 flight per week. The flight WN3909 is operated on Thursday.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3909 St. Louis to Denver?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3909 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN3909 flight?

The latest flight took off on Thursday, June 4th, 2026 with the flight status being Landed on 06:40.

How else can the flight WN3909 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3909, WN 3909, SWA 3909.

How often is flight WN3909 delayed?

On average, 0% of all WN3909 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WN3909 flight or baggage issues?

If your WN3909 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 WN3909 Flight Tracker above for more details.

WN3909 and St. Louis STL to Denver DEN Flights

Other flights departing from St. Louis STL: AA1716, AA2261, WN1008, WN4939

Other flights arriving at Denver DEN: WN4083, WN2942, OO5036, UA5040

All flights connecting St. Louis STL to Denver DEN.

WN3909 Southwest Airlines Flight: St. Louis to Denver Route Map

WN3909 Southwest Airlines Flight Map: St. Louis to Denver
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.