Flight offers from Boston to Costa Rica with avianca

Our most popular flights from Boston to Costa Rica

USD
Select journey type

*Fares displayed have been collected within the last 48 hrs and may no longer be available at the time of booking. Additional fees and charges for optional products and services may apply.

Discover more cheap flights from Boston to Costa Rica

USD
Discover more cheap flights from Boston to Costa Rica
From
To
Fare Type
Dates
Price
FromBoston (BOS)ToSan Jose, CR (SJO)One-way
/
Economy11
Fri 30 May 2025

From

USD 251*

Seen: 9 hrs ago

*Fares displayed have been collected within the last 48 hrs and may no longer be available at the time of booking. Additional fees and charges for optional products and services may apply.

Avianca Airlines airplane

Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.