Explore Air Canada flights from United States to Costa Rica starting at USD 356*
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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 United States and Costa Rica
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USD
Washington, D.C. (IAD)to
San José, Costa Rica (SJO) Jul 06, 2026
From
USD 536
One-way
Economy
Washington, D.C. (IAD)to
San José, Costa Rica (SJO) Jul 04, 2026
From
USD 593
One-way
Economy
Detroit (DTW)to
San José, Costa Rica (SJO) Jul 06, 2026
From
USD 356
One-way
Economy
Detroit (DTW)to
San José, Costa Rica (SJO) Jul 05, 2026
From
USD 528
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 United States and Costa Rica
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No popular fares were found for the options selected. Try updating your selection.
No popular fares were found for the options selected. Try updating your selection.*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.