San Antonio to St Louis (SAT–STL) — Airlines, Schedules & Connections

SAT Airport Page →
787 mi airlines 13/wk
On-time Some delays Frequent delays
Flight Schedule 6 flights Verified 1h ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
WN849
WN Southwest
7M8
7:20 AM
CDT TA
9:30 AM
CDT
2h 10m
M T W T F S S
Prices
WN1436
WN Southwest
7S7
7:25 AM
CDT TA
9:35 AM
CDT
2h 10m
M T W T F S S
Prices
WN4175
WN Southwest
73H
3:50 PM
CDT TA
6:00 PM
CDT
2h 10m
M T W T F S S
Prices
WN2599
WN Southwest
737
8:30 AM
CDT T2
10:50 AM
CDT
2h 20m
M T W T F S S
Prices
WN2045
WN Southwest
73H
9:00 AM
CDT T2
11:20 AM
CDT
2h 20m
M T W T F S S
Prices
WN4517
WN Southwest
B38M
9:45 PM
CDT T2
12:05 AM+1
CDT
2h 20m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
San Antonio to St Louis
1 carrier, 13 flights/week nonstop.
1 Airlines 13 Flights/wk 787 mi 2h 10m nonstop 86 1-stop hubs

SAT–STL is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 787 miles in approximately 2h 10m. Beyond nonstop, 86 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop SAT–STL service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 13 73H, 7M8, 7S7 2h10 90%
Aircraft on this route
73H Boeing 737-800 (Winglets) – WN
7M8 Boeing 737 MAX 8 – WN
7S7 Boeing 737 MAX 7 – WN
Alliance coverage
Unaffiliated: WN (13 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, SAT to STL direction.
Mon
2
flights
Tue
2
flights
Wed
2
flights
Thu
2
flights
Fri
2
flights
Sat
1
flight
Sun
2
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
3
Nonstop flights
13
Outbound / wk
14
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for SAT to STL.
1-STOP
One-Stop Connections
86
Hubs
~3h
Fastest
~27h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,764
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

Other ways to reach St Louis from San Antonio

Nearby airports with service to St. Louis Lambert International Airport.
Metric SAT→STL AUS→STL LRD→STL
Distance from SAT 67 mi 150 mi
Nonstop airlines 1 6 1
Weekly flights 13 22 1
Flight time 2h 10m 2h 5m 2h 9m
Departure OTP 90%
Airports within 200 miles of SAT with service to St. Louis Lambert International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
0h
St Louis is 0 hours the same as San Antonio.
SAT: CDT · STL: CDT

When it's 6:00 PM in San Antonio, it's 6:00 PM in St Louis.
Distance & Flight Time
787 mi / 1,266 km
Nonstop flight time is approximately 2h 10m.

SAT–STL Quick Facts

Key statistics for the San Antonio to St Louis route.
Route details
Distance787 mi / 1,266 km
Flight time2h 10m
Time difference0 hours
Airlines (nonstop)1
Weekly flights13 out / 14 return
1-stop connections86 hubs
Origin: SAT
IATA / ICAOSAT / KSAT
TimezoneAmerica/Chicago
Passengers/yr10.9M
Elevation809 ft / 247 m
Destination: STL
IATA / ICAOSTL / KSTL
TimezoneAmerica/Chicago
Passengers/yr15.6M
Elevation618 ft / 188 m

Frequently Asked Questions

Common questions about SAT to STL flights.
Nonstop flights from San Antonio International Airport to St. Louis Lambert International Airport take approximately 2h 10m. The route covers 787 miles.
1 airline operates nonstop service: Southwest Airlines.
There are approximately 13 nonstop flights per week from SAT to STL. The return direction has about 14 weekly flights.
Yes, 1-stop connections are available through AGS, EGE, ASE, CID, TUL, CGF, CVG, AUS, LWC, MAF, MKE, JAC, CMH, ISM, SAF, ABQ, PIE, RIL, SCF, MMU, CHO, PNS, APF, BZN, CLD, TUS, BCT, PWK, PLS, OPF, MRY, SUA, PSP, YYZ, HPN, PBI, NAS, SNA, TEB, YEG, LGB, PVR, SAV, SJC, BDL, BUR, JFK, MEM, CUN, PDX, TPA, IAD, SFO, IAH, DCA, CLT, HOU, DFW, DAL, LAX, ORD, BNA, EWR, DEN, SLC, LAS, PHX, MCO, MSY, MSP, MCI, MIA, MDW, ATL, DTW, SEA, BWI, PHL, SAN, FLL, OKC, UGN, ECP, HCR, BOS and IND. These options provide additional schedule flexibility.
Yes, return flights from STL to SAT are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include AUS and LRD. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from SAT to STL

San Antonio International Airport (SAT) and St. Louis Lambert International Airport (STL) are connected by nonstop service from Southwest Airlines. With 13 weekly departures, this is a regularly served route.

SAT to STL Flight Duration and Schedule

Nonstop flight time from SAT to STL ranges from 2 hours 10 minutes. The route covers a distance of 787 miles (1,266 km). There are approximately 13 weekly flights outbound and 14 return, totaling 27 flights per week in both directions.

Connecting Options and Alternatives

86 one-stop connections are available, with the fastest taking approximately 3 hours via AGS. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Austin (AUS) and Laredo (LRD).