WN4390 Flight Status Southwest Airlines: St. Louis to San Antonio (SWA4390)

How long is the WN4390 flight from St. Louis to San Antonio?

The average flight time from St. Louis to San Antonio is 1 hour and 44 minutes. The flight distance is 1266 km / 787 miles and the average flight speed is 730 km/h / 454 mph.

How many WN4390 flights are operated per week?

1 flight per week. The flight WN4390 is operated on Monday.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4390 St. Louis to San Antonio?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4390 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN4390 arriving at?

Flight WN4390 arrives at San Antonio International Airport (SAT) Terminal A.

When was the latest WN4390 flight?

The latest flight took off on Monday, August 10th, 2026 with the flight status being Landed on 23:49.

How else can the flight WN4390 be referenced as?

This Southwest Airlines flight can also be referenced as SWA4390, WN 4390, SWA 4390.

How often is flight WN4390 delayed?

On average, 100% of all WN4390 flights are delayed. The average delay is 29 minutes.

Can I get compensation for my delayed or cancelled WN4390 flight or baggage issues?

If your WN4390 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.