Cheap Flights To San Francisco 2026

San Francisco Flights as Low as $324

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.

Frontier Airlines
Frontier Airlines
Fri, Oct 16 - Sat, Oct 24
BWI
Baltimore Washington Intl. Thurgood Marshall
SJO
Juan Santamaría Intl.
$336
Roundtrip
found 21 hours 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 $336 found 21 hours ago
Copa
Wed, Sep 30 - Sat, Oct 3
FLL
Fort Lauderdale - Hollywood Intl.
SJO
Juan Santamaría Intl.
$346
Roundtrip
found 8 hours ago
Select Copa flight, departing Wed, Sep 30 from Fort Lauderdale - Hollywood Intl. to Juan Santamaría Intl., returning Sat, Oct 3, priced at $346 found 8 hours ago
United
Wed, Oct 28 - Wed, Dec 2
PHL
Philadelphia Intl.
SJO
Juan Santamaría Intl.
$346
Roundtrip
found 5 days ago
Select United flight, departing Wed, Oct 28 from Philadelphia Intl. to Juan Santamaría Intl., returning Wed, Dec 2, priced at $346 found 5 days ago
Southwest Airlines
American Airlines
American Airlines
Copa
Tue, Jan 19 - Tue, Feb 2
IAD
Washington Dulles Intl.
SJO
Juan Santamaría Intl.
$366
Roundtrip
found 17 hours ago
Select Copa flight, departing Tue, Jan 19 from Washington Dulles Intl. to Juan Santamaría Intl., returning Tue, Feb 2, priced at $366 found 17 hours ago
Copa
Fri, Sep 11 - Fri, Sep 18
JFK
John F. Kennedy Intl.
SJO
Juan Santamaría Intl.
$374
Roundtrip
found 21 hours ago
Select Copa flight, departing Fri, Sep 11 from John F. Kennedy Intl. to Juan Santamaría Intl., returning Fri, Sep 18, priced at $374 found 21 hours ago
avianca
Thu, Jan 21 - Fri, Jan 29
JFK
John F. Kennedy Intl.
SJO
Juan Santamaría Intl.
$376
Roundtrip
found 1 day ago
Select avianca flight, departing Thu, Jan 21 from John F. Kennedy Intl. to Juan Santamaría Intl., returning Fri, Jan 29, priced at $376 found 1 day ago
American Airlines
Delta
Fri, Nov 27 - Tue, Dec 8
BWI
Baltimore Washington Intl. Thurgood Marshall
SJO
Juan Santamaría Intl.
$378
Roundtrip
found 23 hours ago
Select Delta flight, departing Fri, Nov 27 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Tue, Dec 8, priced at $378 found 23 hours ago
JetBlue Airways
American Airlines
Southwest Airlines
Arajet

Cheap San Francisco Flights

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See the vast selection of cheap flights for seniors in San Francisco 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 Francisco, 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 Francisco senior flights. Snatch these discount airline tickets and embark on your adventure today.