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WN 4459 St. Louis to Denver Flight Status

Southwest Airlines Flight WN4459 from St. Louis Lambert International Airport STL to Denver International Airport DEN is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on June 1st, 2026.
Check the table below for WN4459's most recent flight history:

WN 4459 Flight Status & Schedule

Date Departure Arrival Status
Jun 01 19:46 21:24
Delayed
Track >
May 31 18:58 19:55
Landed
Track >
May 29 20:13 21:18
Delayed
Track >
May 28 21:50 22:43
Delayed
Track >
May 25 20:28 21:20
Delayed
Track >

Southwest Airlines WN 4459 St. Louis to Denver Flight Information

Southwest Airlines Flight WN4459 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 WN4459 flight from St. Louis to Denver?

The average flight time from St. Louis to Denver is 2 hours. The flight distance is 1235 km / 768 miles and the average flight speed is 622 km/h / 387 mph.

How many WN4459 flights are operated per week?

3 flights per week. The flight WN4459 is operated on Monday, Friday and Sunday.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4459 St. Louis to Denver?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4459 is 3.7/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN4459 flight?

The latest flight took off on Tuesday, June 2nd, 2026 with the flight status being En-Route on 21:24.

How else can the flight WN4459 be referenced as?

This Southwest Airlines flight can also be referenced as SWA4459, WN 4459, SWA 4459.

How often is flight WN4459 delayed?

On average, 80% of all WN4459 flights are delayed. The average delay is 95 minutes.

Can I get compensation for my delayed or cancelled WN4459 flight or baggage issues?

If your WN4459 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 WN4459 Flight Tracker above for more details.

WN4459 and St. Louis STL to Denver DEN Flights

Other flights departing from St. Louis STL: AA2731, UA6284, DL1393, UA4411

Other flights arriving at Denver DEN: WN1249, WN3491, WN114, WN1096

All flights connecting St. Louis STL to Denver DEN.

WN4459 Southwest Airlines Flight: St. Louis to Denver Route Map

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.