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Cheap Flights from San Antonio to St Louis, MO, United States - SAT to STL Last modified: May 28, 2016 7:44 PM

Popular flights from San Antonio to St Louis Last modified: May 28, 2016 7:44 PM

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
Jun 29, 2016 Jul 6, 2016 $1,289
American Airlines
Departure Date Return Date Lowest Price
Aug 31, 2016 Sep 6, 2016 $254
Sep 1, 2016 Sep 6, 2016 $254
Sep 3, 2016 Sep 7, 2016 $254
Sep 22, 2016 Sep 27, 2016 $254
Frontier Airlines
Departure Date Return Date Lowest Price
Aug 31, 2016 Sep 6, 2016 $248
United Airlines
Departure Date Return Date Lowest Price
Aug 29, 2016 Sep 6, 2016 $256
Aug 31, 2016 Sep 6, 2016 $256
Sep 1, 2016 Sep 6, 2016 $256
Sep 14, 2016 Sep 21, 2016 $256
Sep 22, 2016 Sep 27, 2016 $256

How Much Does it Cost to Fly from San Antonio to St Louis (SAT to STL)?

We have collected flight cost data from across the web for travel from San Antonio to St Louis, and have found the average flight price for this trip to be $286.

When Can I Buy the Cheapest Flight from San Antonio to St Louis (SAT to STL)?

Airlines can adjust prices for plane tickets from San Antonio to St Louis based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Cheapest Day To Fly from San Antonio to St Louis

The chart below shows up-to-date information regarding the cheapest days to fly from San Antonio to St Louis.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$296 $286 $286 $296 $269 $268 $296

Round Trip vs One Way Flights from San Antonio to St Louis (SAT to STL)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from San Antonio to St Louis. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from San Antonio to St Louis is $152.

The average price for round trip flights from San Antonio to St Louis is $275.

San Antonio to St Louis Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from San Antonio to St Louis?
Answer: Chicago, IL

Airlines Flying from San Antonio to St Louis (SAT to STL) Number of flights searched: 135Last modified: May 28, 2016 7:44 PM

Below are the different airlines that fly from San Antonio to St Louis with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from San Antonio to St Louis.

San Antonio to St Louis
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American DFW X X X X X X X
Delta ATL X X X X X X X
Delta ATL / CVG X X X X X X
Frontier DEN X X X X
United IAH X X X X X X X
Southwest - X X X X X X X
Southwest DAL X X X X X X X

Airports for Your Route

These pages contain information about the major airports in San Antonio and St Louis, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from San Antonio - SAT

FlightsAirlineLowest Price
San Antonio to Chicago American, Alaska, United $283
San Antonio to Atlanta American, Alaska, Frontier, United $128
San Antonio to Dallas - Ft Worth American $177

Cheap Domestic Flights to St Louis - STL

FlightsAirlineLowest Price
Houston to St Louis American, Alaska, United $301
Austin to St Louis American, Alaska, United $254
Killeen to St Louis American, Alaska, United $314
Corpus Christi to St Louis American, Alaska, United $416
San Angelo to St Louis American, Alaska $504
Laredo to St Louis American, Alaska, United Check Dates
Houston to Chicago American, Alaska, Spirit, United $154
Houston to New York American, Alaska, JetBlue, United $263
Houston to Atlanta American, Alaska, Frontier, Spirit, United $117
Austin to Chicago American, Alaska, Frontier, United $128
Houston to Dallas - Ft Worth American, Alaska, United $177
Houston to Los Angeles American, Alaska, Frontier, Spirit, United $167
Austin to Atlanta American, Alaska, Frontier, United $136
Houston to Denver American, Alaska, Frontier, Spirit, United $108
Houston to Nashville American, United $323
Austin to New York American, Alaska, JetBlue, United $190
Houston to Indianapolis American, United $287
Houston to Detroit American, Alaska, Spirit, United $213
Houston to Washington American, Alaska, JetBlue, United $213
Houston to Kansas City United $203
Houston to Las Vegas American, Alaska, Frontier, Spirit, United $126
Houston to Minneapolis - St Paul American, Alaska, Spirit, United $177
Houston to Memphis American, United $247
Austin to Dallas - Ft Worth American, Alaska $145
Houston to Orlando American, Alaska, Spirit, United $167
Houston to Springfield American, United $607
Houston to Charlotte American, JetBlue, United $346
Cheap Flights from San Antonio to St Louis, MO, United States, from $248 Round trip from SAT to STL