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WN 2378 St. Louis to Denver Flight Status

Southwest Airlines Flight WN2378 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 August 4th, 2025.
Check the table below for WN2378's most recent flight history:

WN 2378 Flight Status & Schedule

Date Departure Arrival Status
Aug 04 05:26 06:26
Landed
Track >
Aug 03 05:52 06:44
Landed
Track >
Aug 02 05:28 06:26
Landed
Track >
Aug 01 05:29 06:18
Landed
Track >
Jul 31 05:31 06:32
Landed
Track >

Southwest Airlines WN 2378 St. Louis to Denver Flight Information

Southwest Airlines Flight WN2378 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 WN2378 flight from St. Louis to Denver?

The average flight time from St. Louis to Denver is 1 hour and 54 minutes. The flight distance is 1235 km / 768 miles and the average flight speed is 650 km/h / 404 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN2378 St. Louis to Denver?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN2378 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN2378 flight?

The latest flight took off on Monday, August 4th, 2025 with the flight status being Landed on 06:26.

How else can the flight WN2378 be referenced as?

This Southwest Airlines flight can also be referenced as SWA2378, WN 2378, SWA 2378.

How often is flight WN2378 delayed?

On average, 10% of all WN2378 flights are delayed. The average delay is 13 minutes.

Can I get compensation for my delayed or cancelled WN2378 flight or baggage issues?

If your WN2378 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 WN2378 Flight Tracker above for more details.

WN2378 and St. Louis STL to Denver DEN Flights

Other flights departing from St. Louis STL: WN1460, WN3483, WN944, WN743

Other flights arriving at Denver DEN: WN3120, WN3179, WN541, WN3612

All flights connecting St. Louis STL to Denver DEN.

WN2378 Southwest Airlines Flight: St. Louis to Denver Route Map

WN2378 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.