WN 635 St. Louis to Philadelphia Flight Status

Southwest Airlines Flight WN635 from St. Louis Lambert International Airport STL to Philadelphia International Airport PHL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on June 4th, 2025.
Check the table below for WN635's most recent flight history:

WN 635 Flight Status & Schedule

Date Departure Arrival Status
Jun 04 19:05 21:52
Landed
Track >
Jun 03 21:20 00:07
Landed Late
Track >
Jun 02 19:49 22:36
Landed
Track >
Jun 01 08:59 11:42
Landed
Track >

Southwest Airlines WN 635 St. Louis to Philadelphia Flight Information

Southwest Airlines Flight WN635 connects St. Louis, United States to Philadelphia, United States, taking off from St. Louis Lambert International Airport STL and landing at Philadelphia International Airport PHL.

How long is the WN635 flight from St. Louis to Philadelphia?

The average flight time from St. Louis to Philadelphia is 1 hour and 46 minutes. The flight distance is 1306 km / 811 miles and the average flight speed is 739 km/h / 459 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN635 St. Louis to Philadelphia?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN635 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN635 arriving at?

Flight WN635 arrives at Philadelphia International Airport (PHL) Terminal E.

When was the latest WN635 flight?

The latest flight took off on Thursday, June 5th, 2025 with the flight status being Landed on 21:52.

How else can the flight WN635 be referenced as?

This Southwest Airlines flight can also be referenced as SWA635, WN0635, WN 635, SWA 635.

How often is flight WN635 delayed?

On average, 25% of all WN635 flights are delayed. The average delay is 117 minutes.

Can I get compensation for my delayed or cancelled WN635 flight or baggage issues?

If your WN635 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 WN635 Flight Tracker above for more details.

WN635 and St. Louis STL to Philadelphia PHL Flights

Other flights departing from St. Louis STL: WN2975, WN3855, AA4982, WN3596

Other flights arriving at Philadelphia PHL: WN1874, NK3999, B62659, UA8163

All flights connecting St. Louis STL to Philadelphia PHL.

WN635 Southwest Airlines Flight: St. Louis to Philadelphia Route Map

WN635 Southwest Airlines Flight Map: St. Louis to Philadelphia
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.