Flight Routes from St. Louis to San Antonio

Compare cheap outbound and return flights from St. Louis (STL) to San Antonio (SAT) and find the best offer from numerous airlines and travel agencies.

Trip type
Cheapest roundtrip flight
from€411
Fastest flight
non-stop flights
29x / week
Flight distance
1,267 km
Time difference
none

Cheap flight offers from St. Louis to San Antonio

sorted by price and recency
  1. –
    American Airlines
    –
    STL–SAT
    1 stopover
    American Airlines
    –
    SAT–STL
    1 stopover
    €3,014
  2. –
    Alaska Airlines
    –
    STL–SAT
    1 stopover
    Alaska Airlines
    –
    SAT–STL
    1 stopover
    €941
  3. –
    American Airlines
    –
    STL–SAT
    1 stopover
    American Airlines
    –
    SAT–STL
    1 stopover
    €558
  4. –
    American Airlines
    –
    STL–SAT
    1 stopover
    American Airlines
    –
    SAT–STL
    1 stopover
    €475
  5. –
    American Airlines
    –
    STL–SAT
    1 stopover
    American Airlines
    –
    SAT–STL
    1 stopover
    €411

Flight schedule from St. Louis (STL) to San Antonio (SAT)

Select a travel date in the flight schedule for the route from St. Louis (STL) to San Antonio (SAT) and compare affordable flight deals.

offers
Active filtersnone
Matching outbound flightsSTL–SAT · 7 of 7
fromto
dep.arr.
durationstopovers
  1. November 8 – 14, 2026
  2. November 15 – 21, 2026
  3. November 22 – 28, 2026
    1. STLSAT
      nonstop
      1. United Airlines
    2. STLSAT
      nonstop
      1. Southwest Airlines
    3. STLSAT
      nonstop
      1. Southwest Airlines
    4. STLSAT
      nonstop
      1. Southwest Airlines
    5. STLSAT
      nonstop
      1. Southwest Airlines
    6. STLSAT
      nonstop
      1. Southwest Airlines
    7. STLSAT
      nonstop
      1. Southwest Airlines

      Important flight information

      Discover more flights around St. Louis and San Antonio

      Departure airport Airport St. Louis - Lambert International Airport (STL)
      Arrival airport Airport San Antonio International Airport, TX (SAT)
      Destination country Flights to United States
      Departure airport - Destination country St. Louis - Lambert International Airport - United States
      Alternative routes to United States