Explore Air Canada flights from United States to Costa Rica starting at CAD 216*
*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.
Flights between United States and Costa Rica - our lowest fares in cash
Chicago (ORD)to
Liberia, Costa Rica (LIR)Chicago (ORD)to
Liberia, Costa Rica (LIR)Boston (BOS)to
Liberia, Costa Rica (LIR)Boston (BOS)to
Liberia, Costa Rica (LIR)*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
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Los Angeles (LAX) | San José, Costa Rica (SJO) | One-way / Economy | May 24, 2026 | From 37,500 pts + CAD 319 Viewed: 7 hours ago |
| Chicago (ORD) | San José, Costa Rica (SJO) | One-way / Economy | Dec 07, 2026 | From 90,000 pts + CAD 418 Viewed: 1 day ago |
| Washington, D.C. (IAD) | San José, Costa Rica (SJO) | One-way / Economy | Mar 28, 2026 | From 12,500 pts + CAD 122 Viewed: 3 hours ago |
*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.