$28 Cheap Flights to San Antonio Intl., TX

View $28 flight on Tue, May 19, 2026Opens in a new window

Flight 1

Popular airlines to San Antonio International Airport (SAT)

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How much is the cheapest flight to San Antonio Intl.?

Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Jun 9 - Tue, Jun 23
DEN
Denver
SAT
San Antonio
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Jun 9 from Denver to San Antonio, returning Tue, Jun 23, priced at $56 just found
Spirit Airlines
Thu, May 7 - Sun, May 10
FLL
Fort Lauderdale
SAT
San Antonio
$160 Roundtrip, just found
$160
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, May 7 from Fort Lauderdale to San Antonio, returning Sun, May 10, priced at $160 just found
United
Tue, May 19 - Tue, May 26
DEN
Denver
SAT
San Antonio
$169 Roundtrip, just found
$169
Roundtrip
just found
Select United flight, departing Tue, May 19 from Denver to San Antonio, returning Tue, May 26, priced at $169 just found
Southwest Airlines
Tue, Jun 16 - Tue, Jun 23
DEN
Denver
SAT
San Antonio
$169 Roundtrip, just found
$169
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Jun 16 from Denver to San Antonio, returning Tue, Jun 23, priced at $169 just found
American Airlines
Wed, May 6 - Wed, May 13
DEN
Denver
SAT
San Antonio
$189 Roundtrip, found 2 hours ago
$189
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Wed, May 6 from Denver to San Antonio, returning Wed, May 13, priced at $189 found 2 hours ago

Alternative airports near San Antonio

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Antonio Intl. SAT. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $417
SAT
San Antonio Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $417

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
San Antonio Intl.
Destination airport IATA code
SAT
Destination city name
San Antonio
Airlines serving
Aeromexico, Air Canada, Air France, Alaska Airlines, American Airlines, Breeze Airways, British Airways, Delta, Finnair, Frontier Airlines, Iberia, KLM, LATAM Airlines Group, Lufthansa, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United, Viva, Volaris
Roundtrip price
$140
Popular airline
American Airlines

Trending flights to San Antonio Intl.

Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Jun 9 - Tue, Jun 23
DEN
Denver
SAT
San Antonio
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Jun 9 from Denver to San Antonio, returning Tue, Jun 23, priced at $56 just found

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