Southwest® flights from Boston to Costa Rica

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Boston (BOS)to

San Jose, Costa Rica (SJO)
Depart: 08/01/2026
From
$442
Seen: 7 hrs ago
One-way
Choice
*Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

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From
To
Fare Type
Dates
Price
Boston (BOS)San Jose, Costa Rica (SJO)One-way
/
Basic		Depart: 11/02/2026

From

$172

Seen: 21 hrs ago

Boston (BOS)Liberia, Costa Rica (LIR)One-way
/
Basic		Depart: 11/14/2026

From

$270

Seen: 2 hrs ago

*Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

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