Cheap Flights To San Antonio 2026

San Antonio Flights as Low as $403

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Oct 2 - Tue, Oct 13
BWI
Baltimore Washington Intl. Thurgood Marshall
SJO
Juan Santamaría Intl.
$403
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Oct 2 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Tue, Oct 13, priced at $403 found 1 day ago
avianca
Fri, Oct 2 - Sat, Oct 10
IAD
Washington Dulles Intl.
SJO
Juan Santamaría Intl.
$408
Roundtrip
found 9 hours ago
Select avianca flight, departing Fri, Oct 2 from Washington Dulles Intl. to Juan Santamaría Intl., returning Sat, Oct 10, priced at $408 found 9 hours ago
American Airlines
Fri, Oct 2 - Tue, Oct 13
BWI
Baltimore Washington Intl. Thurgood Marshall
SJO
Juan Santamaría Intl.
$420
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Oct 2 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Tue, Oct 13, priced at $420 found 1 day ago
Copa
Wed, Sep 30 - Fri, Oct 9
IAD
Washington Dulles Intl.
SJO
Juan Santamaría Intl.
$450
Roundtrip
found 10 hours ago
Select Copa flight, departing Wed, Sep 30 from Washington Dulles Intl. to Juan Santamaría Intl., returning Fri, Oct 9, priced at $450 found 10 hours ago
JetBlue Airways
Southwest Airlines
Fri, Oct 16 - Sat, Oct 24
BWI
Baltimore Washington Intl. Thurgood Marshall
SJO
Juan Santamaría Intl.
$488
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Fri, Oct 16 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Oct 24, priced at $488 found 1 day ago
Frontier Airlines
Fri, Oct 16 - Sat, Oct 24
BWI
Baltimore Washington Intl. Thurgood Marshall
SJO
Juan Santamaría Intl.
$518
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Oct 16 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Sat, Oct 24, priced at $518 found 1 day ago
Volaris
Alaska Airlines
JetBlue Airways
United
Wed, Sep 30 - Fri, Oct 9
IAD
Washington Dulles Intl.
SJO
Juan Santamaría Intl.
$649
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Sep 30 from Washington Dulles Intl. to Juan Santamaría Intl., returning Fri, Oct 9, priced at $649 found 10 hours ago
Delta
Sun, Jan 24 - Tue, Jan 26
SMF
Sacramento Intl.
SJO
Juan Santamaría Intl.
$669
Roundtrip
found 14 hours ago
Select Delta flight, departing Sun, Jan 24 from Sacramento Intl. to Juan Santamaría Intl., returning Tue, Jan 26, priced at $669 found 14 hours ago
Southwest Airlines
Air Canada
Aeromexico
Delta

Cheap San Antonio Flights

For seniors interested in answering the call of adventure, use Expedia and AARP to book your plane tickets. Browse AARP Travel Center flights in San Antonio so you can stretch your travel budget further when you save big on your airfare. These available San Antonio best deals on flights make planning your trip more affordable and hassle-free.

See the vast selection of cheap flights for seniors in San Antonio for yourself by simply entering your travel dates and destinations. This time and money-saving search engine will then produce a variety of travel times, airline carriers, and senior flights in San Antonio, so you can find the flight best suiting your travel plans. What’s more, on top of these deals, AARP members are exempt from paying any additional booking fees associated with San Antonio senior flights. Snatch these discount airline tickets and embark on your adventure today.