
Cheap Frontier Airlines flights San Antonio (SAT) to St. Louis (STL)
Prices were available within the past 7 days and start at for one-way flights and $472 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Dec 23 - Mon, Dec 29
SAT
San Antonio
STL
St. Louis
$472 Roundtrip, found 1 day ago
$472
Roundtrip
found 1 day ago

Mon, Dec 22 - Tue, Dec 30
SAT
San Antonio
STL
St. Louis
$497 Roundtrip, found 1 day ago
$497
Roundtrip
found 1 day ago

Mon, Dec 22 - Mon, Dec 29
SAT
San Antonio
STL
St. Louis
$532 Roundtrip, found 1 day ago
$532
Roundtrip
found 1 day ago
Find the cheapest month to fly from San Antonio (SAT) to St. Louis (STL)
August is typically the cheapest month to fly
From $158 - $658 per traveler.
Origin airport | San Antonio Intl. |
|---|---|
Destination airport | Lambert-St. Louis Intl. |
Distance | 1258 km |
Average flight time | 2 hours 8 mins |
Most Popular Frontier Airlines Routes from San Antonio
Most Popular Frontier Airlines Routes from St. Louis
- Baltimore to San Juan (BWI - SJU)
- Atlanta to Denver (ATL - DEN)
- Philadelphia to San Juan (PHL - SJU)
- Philadelphia to San Juan (PHL - SJU)
- Boston to Orlando (BOS - MCO)
- Seattle to Phoenix (SEA - PHX)
- Atlanta to Fort Lauderdale (ATL - FLL)
- New York to Atlanta (JFK - ATL)
- Baltimore to San Juan (BWI - SJU)
- Atlanta to Miami (ATL - MIA)
Popular Domestic Routes in Lambert-St. Louis Intl.
- Newark Liberty Intl. Airport to Orlando (EWR - MCO)
- Atlanta to Miami (ATL - MIA)
- Philadelphia to San Juan (PHL - SJU)
- Dallas to Philadelphia (DFW - PHL)
- Seattle to Phoenix (SEA - PHX)
- Boston to Orlando (BOS - MCO)
- Boston to Orlando (BOS - MCO)
- Atlanta to Miami (ATL - MIA)
- Atlanta to Denver (ATL - DEN)
- Baltimore to San Juan (BWI - SJU)