Explore Air Canada flights from Boston to Costa Rica from USD 197*
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*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Best fares between Boston and Costa Rica
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USD
Boston (BOS)to
San José, Costa Rica (SJO) Nov 28, 2026
From
USD 304
One-way
Economy
Boston (BOS)to
San José, Costa Rica (SJO) Dec 06, 2026
From
USD 304
One-way
Economy
Boston (BOS)to
Liberia, Costa Rica (LIR) Nov 17, 2026
From
USD 197
One-way
Economy
Boston (BOS)to
Liberia, Costa Rica (LIR) Nov 23, 2026
From
USD 197
One-way
Economy
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Find low fares between Boston and Costa Rica
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From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Boston (BOS) | Liberia, Costa Rica (LIR) | One-way / Economy | Apr 14, 2027 | From USD 258 Viewed: 1 day ago |
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.