Frontier Airlines
F9-2017
19:03
07/14/2026
STL
St Louis Lambert International Airport
25h 34m
1 Stop
⏱ LAS · 19h 7mLAS Airport
20:37
07/15/2026
+1
SAT
San Antonio International Airport
₹13,020
per person
Frontier Airlines
F9-4567
20:08
07/14/2026
STL
St Louis Lambert International Airport
22h 36m
1 Stop
⏱ DEN · 17h 46mDEN Airport
18:44
07/15/2026
+1
SAT
San Antonio International Airport
₹13,020
per person
Southwest Airlines
WN-148
08:25
07/14/2026
STL
St Louis Lambert International Airport
2h 10m
Non-stop
10:35
07/14/2026
SAT
San Antonio International Airport
₹15,487
per person
Southwest Airlines
WN-3979
21:20
07/14/2026
STL
St Louis Lambert International Airport
2h 10m
Non-stop
23:30
07/14/2026
SAT
San Antonio International Airport
₹15,487
per person
Delta Air Lines
DL-1393
18:58
07/14/2026
STL
St Louis Lambert International Airport
5h 22m
1 Stop
⏱ ATL · 1h 10mATL Airport
00:20
07/15/2026
+1
SAT
San Antonio International Airport
₹15,604
per person
American Airlines
AA-2261
05:32
07/14/2026
STL
St Louis Lambert International Airport
4h 36m
1 Stop
⏱ DFW · 1h 30mDFW Airport
10:08
07/14/2026
SAT
San Antonio International Airport
₹15,692
per person
American Airlines
AA-2712
17:13
07/14/2026
STL
St Louis Lambert International Airport
4h 47m
1 Stop
⏱ DFW · 1h 33mDFW Airport
22:00
07/14/2026
SAT
San Antonio International Airport
₹15,692
per person
American Airlines
AA-1926
06:55
07/14/2026
STL
St Louis Lambert International Airport
5h 55m
1 Stop
⏱ ORD · 1h 37mORD Airport
12:50
07/14/2026
SAT
San Antonio International Airport
₹15,692
per person
American Airlines
AA-4537
17:58
07/14/2026
STL
St Louis Lambert International Airport
6h 12m
1 Stop
⏱ ORD · 1h 20mORD Airport
00:10
07/15/2026
+1
SAT
San Antonio International Airport
₹15,692
per person
American Airlines
AA-2712
17:13
07/14/2026
STL
St Louis Lambert International Airport
5h 51m
1 Stop
⏱ DFW · 2h 41mDFW Airport
23:04
07/14/2026
SAT
San Antonio International Airport
₹15,692
per person
American Airlines
AA-2712
17:13
07/14/2026
STL
St Louis Lambert International Airport
6h 45m
1 Stop
⏱ DFW · 3h 35mDFW Airport
23:58
07/14/2026
SAT
San Antonio International Airport
₹15,692
per person
Southwest Airlines
WN-482
18:15
07/14/2026
STL
St Louis Lambert International Airport
5h 40m
1 Stop
⏱ BNA · 2h 20mBNA Airport
23:55
07/14/2026
SAT
San Antonio International Airport
₹16,597
per person
Southwest Airlines
WN-3909
06:00
07/14/2026
STL
St Louis Lambert International Airport
5h 20m
1 Stop
⏱ DEN · 0h 50mDEN Airport
11:20
07/14/2026
SAT
San Antonio International Airport
₹16,597
per person
Southwest Airlines
WN-1383
15:35
07/14/2026
STL
St Louis Lambert International Airport
6h 30m
1 Stop
⏱ MCO · 1h 10mMCO Airport
22:05
07/14/2026
SAT
San Antonio International Airport
₹16,597
per person
Southwest Airlines
WN-3919
05:25
07/14/2026
STL
St Louis Lambert International Airport
6h 5m
1 Stop
⏱ HOU · 3h 0mHOU Airport
11:30
07/14/2026
SAT
San Antonio International Airport
₹16,597
per person
Southwest Airlines
WN-4780
08:35
07/14/2026
STL
St Louis Lambert International Airport
6h 45m
1 Stop
⏱ MSY · 3h 25mMSY Airport
15:20
07/14/2026
SAT
San Antonio International Airport
₹16,597
per person
Southwest Airlines
WN-1396
05:50
07/14/2026
STL
St Louis Lambert International Airport
5h 20m
1 Stop
⏱ DAL · 2h 30mDAL Airport
11:10
07/14/2026
SAT
San Antonio International Airport
₹16,597
per person
Southwest Airlines
WN-824
17:20
07/14/2026
STL
St Louis Lambert International Airport
6h 0m
1 Stop
⏱ DEN · 1h 20mDEN Airport
23:20
07/14/2026
SAT
San Antonio International Airport
₹16,597
per person
Southwest Airlines
WN-1396
05:50
07/14/2026
STL
St Louis Lambert International Airport
6h 55m
1 Stop
⏱ DAL · 4h 10mDAL Airport
12:45
07/14/2026
SAT
San Antonio International Airport
₹17,131
per person
Southwest Airlines
WN-5072
13:45
07/14/2026
STL
St Louis Lambert International Airport
9h 35m
1 Stop
⏱ DEN · 5h 0mDEN Airport
23:20
07/14/2026
SAT
San Antonio International Airport
₹17,131
per person
Southwest Airlines
WN-4358
05:15
07/14/2026
STL
St Louis Lambert International Airport
10h 5m
2 Stops
⏱ MCO · 1h 45mMCO Airport⏱ MSY · 2h 35mMSY Airport
15:20
07/14/2026
SAT
San Antonio International Airport
₹17,277
per person
Southwest Airlines
WN-1293
15:10
07/14/2026
STL
St Louis Lambert International Airport
8h 45m
1 Stop
⏱ BNA · 5h 20mBNA Airport
23:55
07/14/2026
SAT
San Antonio International Airport
₹18,495
per person
Southwest Airlines
WN-1860
13:45
07/14/2026
STL
St Louis Lambert International Airport
10h 10m
1 Stop
⏱ BNA · 6h 45mBNA Airport
23:55
07/14/2026
SAT
San Antonio International Airport
₹18,495
per person
Southwest Airlines
WN-3947
10:20
07/14/2026
STL
St Louis Lambert International Airport
11h 45m
1 Stop
⏱ MCO · 6h 30mMCO Airport
22:05
07/14/2026
SAT
San Antonio International Airport
₹18,495
per person
Southwest Airlines
WN-3950
20:25
07/14/2026
STL
St Louis Lambert International Airport
12h 0m
1 Stop
⏱ MCO · 6h 50mMCO Airport
08:25
07/15/2026
+1
SAT
San Antonio International Airport
₹18,495
per person
😕 No flights match your filters.
St. Louis (STL)
📍 St Louis Lambert International Airport
🌍 United States
🕐 GMT -6
📐 Latitude: 38.748697
📐 Longitude: -90.370003
San Antonio (SAT)
📍 San Antonio International Airport
🌍 United States
🕐 GMT -6
📐 Latitude: 29.533700942993164
📐 Longitude: -98.46980285644531
✈ Distance: St. Louis,USA to San Antonio,USA — 1265.88 km
📅 Results on this page are loaded for 14 Jul 2026. Click Load more flights to expand the full list on this page.
St. Louis to San Antonio — what to expect when booking
The STL–SAT route is served by multiple carriers throughout the year. Fares on this route can move quickly — a price available now may not be there 30 minutes later.
If your dates are flexible, try shifting your departure by a day or two using the date strip above. Mid-week departures often show lower base fares compared to weekend starts on many routes.
The distance between St. Louis,USA and San Antonio,USA is approximately 1265.88 km.
Before you book
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More flights from St. Louis (STL)
54 routes
More flights from St. Louis (STL)
54 routes
St. Louis → Atlanta
STL → ATL
St. Louis → Boston
STL → BOS
St. Louis → Burlington IA
STL → BRL
St. Louis → Cancun
STL → CUN
St. Louis → Cape Girardeau
STL → CGI
St. Louis → Charlotte
STL → CLT
St. Louis → Chicago
STL → MDW
St. Louis → Cincinnati
STL → CVG
St. Louis → Cleveland
STL → CLE
St. Louis → Columbus
STL → CMH
St. Louis → Dallas
STL → DAL
St. Louis → Decatur
STL → DEC
St. Louis → Denver
STL → DEN
St. Louis → Detroit
STL → DTW
St. Louis → Fort Lauderdale
STL → FLL
St. Louis → Fort Leonard Wood
STL → TBN
St. Louis → Fort Myers
STL → RSW
St. Louis → Fort Worth
STL → DFW
St. Louis → Grand Rapids
STL → GRR
St. Louis → Houston
STL → IAH
St. Louis → Houston
STL → HOU
St. Louis → Jonesboro
STL → JBR
St. Louis → Kansas City
STL → MCI
St. Louis → Kirksville
STL → IRK
St. Louis → Las Vegas
STL → LAS
St. Louis → Little Rock
STL → LIT
St. Louis → Los Angeles
STL → LAX
St. Louis → Marion
STL → MWA
St. Louis → Miami
STL → MIA
St. Louis → Milwaukee
STL → MKE
St. Louis → Minneapolis
STL → MSP
St. Louis → Montego Bay
STL → MBJ
St. Louis → Nashville
STL → BNA
St. Louis → New Orleans
STL → MSY
St. Louis → New York
STL → LGA
St. Louis → Oklahoma City
STL → OKC
St. Louis → Omaha
STL → OMA
St. Louis → Orlando
STL → MCO
St. Louis → Owensboro
STL → OWB
St. Louis → Philadelphia
STL → PHL
St. Louis → Phoenix
STL → PHX
St. Louis → Pittsburgh International Airport
STL → PIT
St. Louis → Puerto Vallarta
STL → PVR
St. Louis → Punta Cana
STL → PUJ
St. Louis → Quincy
STL → UIN
St. Louis → Raleigh
STL → RDU
St. Louis → Salt Lake City
STL → SLC
St. Louis → San Diego
STL → SAN
St. Louis → San Francisco
STL → SFO
St. Louis → Seattle
STL → SEA
St. Louis → Tampa
STL → TPA
St. Louis → Toronto
STL → YYZ
St. Louis → Tulsa
STL → TUL
St. Louis → Washington DC
STL → IAD
More flights from San Antonio (SAT)
31 routes
More flights from San Antonio (SAT)
31 routes
San Antonio → Atlanta
SAT → ATL
San Antonio → Cancun
SAT → CUN
San Antonio → Charlotte
SAT → CLT
San Antonio → Chicago
SAT → MDW
San Antonio → Dallas
SAT → DAL
San Antonio → Denver
SAT → DEN
San Antonio → Detroit
SAT → DTW
San Antonio → El Paso
SAT → ELP
San Antonio → Fort Worth
SAT → DFW
San Antonio → Guadalajara
SAT → GDL
San Antonio → Harlingen
SAT → HRL
San Antonio → Houston
SAT → IAH
San Antonio → Houston
SAT → HOU
San Antonio → Las Vegas
SAT → LAS
San Antonio → Los Angeles
SAT → LAX
San Antonio → Memphis
SAT → MEM
San Antonio → Mexico City
SAT → MEX
San Antonio → Minneapolis
SAT → MSP
San Antonio → Monterrey
SAT → MTY
San Antonio → Nashville
SAT → BNA
San Antonio → New York
SAT → JFK
San Antonio → Orlando
SAT → MCO
San Antonio → Philadelphia
SAT → PHL
San Antonio → Phoenix
SAT → PHX
San Antonio → Salt Lake City
SAT → SLC
San Antonio → San Diego
SAT → SAN
San Antonio → San Francisco
SAT → SFO
San Antonio → Seattle
SAT → SEA
San Antonio → St. Louis
SAT → STL
San Antonio → Tampa
SAT → TPA
San Antonio → Washington DC
SAT → BWI
