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Cheap flights from St Louis to San Antonio (STL - SAT)

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The best prices from St Louis to San Antonio are usually found in May or September, booked 60 days in advance, depart on a Tuesday or Sunday and return on a Friday

STL - SAT
Price
$246 - $370
Popular in July High demand for flights, 15% potential price rise
Cheapest in May Best time to find cheap flights, 21% potential price drop
Average price $320 Average for round-trip flights in April 2020
Round-trip from $246 From St Louis to San Antonio

Cheap flights from St Louis to San Antonio in April 2020

The best prices found for STL to SAT flights for April
9 Apr - 11 Apr
$149pp
STL
Lambert-St Louis
Delta
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Delta
 
1 STOP
STL
Lambert-St Louis
17 Apr - 19 Apr
$160pp
STL
Lambert-St Louis
Delta
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Delta
 
1 STOP
STL
Lambert-St Louis
10 Apr - 13 Apr
$172pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis

St Louis to San Antonio 2020 flight deals

Cheap flights to San Antonio from St Louis found for this year
27 May - 30 May
$126pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
22 May - 25 May
$143pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
28 May - 31 May
$154pp
STL
Lambert-St Louis
Delta
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Delta
 
1 STOP
STL
Lambert-St Louis

Last minute flights from St Louis to San Antonio

Late deals on round-trip flights to San Antonio from St Louis, departing today and this week
4 Apr - 7 Apr
$163pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis

Alternative routes for St Louis to San Antonio

Destination information for San Antonio

Things to know before you go. Useful info for your trip from St Louis to San Antonio

Airports servicing St. Louis

Airports servicing San Antonio

Weekly flight availability
from St Louis to San Antonio
Sunday
5 daily flights
Monday
2 daily flights
Tuesday
2 daily flights
Wednesday
2 daily flights
Thursday
2 daily flights
Friday
2 daily flights
Saturday
3 daily flights

Related info for your journey

Useful info, stats and facts about St Louis to San Antonio flights.

Flight FAQs

From St Louis to San Antonio

Are flight prices decreasing from St Louis to San Antonio due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and San Antonio for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from St Louis to San Antonio for under $200 on Cheapflights?

Yes, there are multiple flights from St Louis to San Antonio for under $200. The cheapest flight booked recently is on Delta for just $149, but on average you can expect to pay $160.

Are there nonstop flights from St Louis to San Antonio for under $100 on Cheapflights?

There are no nonstop flights from St Louis to San Antonio, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from St Louis to San Antonio for under $200?

There are currently just 3 open flights from St Louis to San Antonio within the next 7 days for less than $200.

What days are nonstop flights available from St Louis to San Antonio?

Nonstop flights are available for this route on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Saturday.

How popular is this flight route?

The Lambert-St Louis to San Antonio flight path was viewed by 23 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What percent of flights are delayed?

Airlines departing from St Louis to San Antonio are usually on time.

What is the cheapest airline for this route?

While looking for the best option consider Southwest Airlines Co., our data currently shows that they have the cheapest flight available for the flight path. When traveling from St Louis to San Antonio, generally 51 flights depart for this route daily.

How long does the flight from St Louis to San Antonio take?

A typical nonstop flight can take about 3 hours, covering about 491 miles.

How many flights depart from St Louis to San Antonio on average per day?

On average, you can expect to see 6 flights from Lambert-St Louis to San Antonio a day.
Morning (6am - Noon) - 33% of flight departures
Afternoon (Noon - 6pm) - 33% of flight departures
Evening (6pm - Midnight) - 33% of flight departures

Does it rain more in St Louis or San Antonio?

The rainfall in St Louis is generally less than the rainfall in San Antonio. This will continue over the next 17 days.

Is St Louis weather warmer or cooler than San Antonio?

We forecast the temperature to be around the 97 °F's in August, on average. The temperature in San Antonio is generally hotter than in St Louis. Book flights in a timely manner in correlation to your departure date.