Alaska Airlines Flights from Costa Rica to United States
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Deals on one-way flights from Costa Rica to United States.*
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There are no fares that match your filter criteria. Please adjust your filters.
There are no fares that match your filter criteria. Please adjust your filters.*Prices have been available for one-way trips within the last 48 hours and may not be currently available. Fares listed may be Saver fares which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.
One-way low-fare flights Costa Rica to United States.*
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Liberia, CR (LIR) | Seattle (SEA) | One-way | Main | Depart: Jun 18, 2025 | From $335 Seen: 8 hours ago | |
| Liberia, CR (LIR) | San Francisco (SFO) | One-way | Main | Depart: Dec 28, 2025 | From $545 Seen: 12 hours ago | |
| Liberia, CR (LIR) | Seattle (SEA) | One-way | Main | Depart: Jan 4, 2026 | From $1,373 Seen: 15 hours ago |
*Prices have been available for one-way trips within the last 48 hours and may not be currently available. Fares listed may be Saver fares which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.