Cheap Flights To San Carlos 2026

San Carlos 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
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
BWI
Baltimore Washington Intl. Thurgood Marshall
SJO
Juan Santamaría Intl.
$453
Roundtrip
found 5 hours ago
Select Copa flight, departing Wed, Sep 30 from Baltimore Washington Intl. Thurgood Marshall to Juan Santamaría Intl., returning Fri, Oct 9, priced at $453 found 5 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
Delta
Sun, Jan 24 - Tue, Jan 26
SMF
Sacramento Intl.
SJO
Juan Santamaría Intl.
$669
Roundtrip
found 9 hours ago
Select Delta flight, departing Sun, Jan 24 from Sacramento Intl. to Juan Santamaría Intl., returning Tue, Jan 26, priced at $669 found 9 hours ago
United
Mon, Apr 5 - Fri, Apr 16
LAX
Los Angeles Intl.
SJO
Juan Santamaría Intl.
$674
Roundtrip
found 17 hours ago
Select United flight, departing Mon, Apr 5 from Los Angeles Intl. to Juan Santamaría Intl., returning Fri, Apr 16, priced at $674 found 17 hours ago
Southwest Airlines
avianca
Air Canada
Aeromexico
Delta

Cheap San Carlos Flights

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