Explore Air Canada flights from United States to Costa Rica starting at CAD 247*
Flights between United States and Costa Rica - our lowest fares in cash
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CAD
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Detroit (DTW)to
San José, Costa Rica (SJO) Mar 11, 2025
CAD 247*
One-way
/
Economy
Boston (BOS)to
San José, Costa Rica (SJO) Nov 29, 2024
CAD 281*
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.
Flights between United States and Costa Rica - our lowest fares in points
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*Points displayed do not reflect preferred pricing for Aeroplan Elite Status Members and/or Aeroplan Credit Cardholders. Prices have been collected within the past 48 hrs 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.