Skip to main content
Beginning of main content

STL (St. Louis) to SAT (San Antonio) Flights $272.6

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia's Price Guarantee.
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap STL to SAT Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from St. Louis to San Antonio (STL to SAT)

Question : How many days should you spend in San Antonio?
Answer : The average time spent in San Antonio by travelers from Saint Louis is five days.

Question : If speed is all that matters, how can you get from STL to SAT as quickly as possible?
Answer : Southwest Airlines currently holds the shortest travel time with two hours and 15 minutes. For example, you would arrive in San Antonio at 5:45 PM CDT if you left Saint Louis at 3:30 PM CDT.

Question : What's the expected flight time for STL to SAT?
Answer : On average, the flight time from STL to SAT is two hours and 17 minutes.

Question : Who struggles with getting their passengers to San Antonio International Airport (SAT) on time?
Answer : 50% of NetJets Aviation flights from Lambert-St. Louis International Airport (STL) to San Antonio International Airport (SAT) are delayed. If you should choose this airline, be sure to track the flight status to stay on top of the departure time.

Question : Over the coming months, which airline is getting their passengers to San Antonio International Airport (SAT) round-trip the cheapest?
Answer : Delta Air Lines is your best bet for finding that coveted low fare. They're offering fares as low as $265, while prices for other flights are as high as $832.

Question : What's the likelihood of you being delayed on this route?
Answer : Using the combined on-time percentage and average delay breakdown, Saint Louis to San Antonio currently has a 3 out of a possible 5 star rating. A 3-star rating means you should feel slightly worried about getting to San Antonio on time.

Question : How often is the Lambert-St. Louis International Airport (STL) to San Antonio International Airport (SAT) route delayed?
Answer : Passengers are currently getting to their destination on schedule 74% of the time, which ranks in the bottom half of the world. When there is a delay, it averages 24 minutes.