Alaska Airlines Flights from Costa Rica to United States
Deals on one-way flights from Costa Rica to United States.*
San Jose, CR (SJO)to
Seattle (SEA)San Jose, CR (SJO)to
Seattle (SEA)San Jose, CR (SJO)to
Seattle (SEA)San Jose, CR (SJO)to
Seattle (SEA)San Jose, CR (SJO)to
Seattle (SEA)Liberia, CR (LIR)to
Seattle (SEA)Liberia, CR (LIR)to
Seattle (SEA)Liberia, CR (LIR)to
Seattle (SEA)Liberia, CR (LIR)to
San Francisco (SFO)Liberia, CR (LIR)to
San Francisco (SFO)*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.*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Main | Depart: Jun 4, 2025 | From $269 Seen: 5 hours ago | |
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Main | Depart: Jun 5, 2025 | From $269 Seen: 5 hours ago | |
| Liberia, CR (LIR) | Seattle (SEA) | One-way | Main | Depart: Jun 17, 2025 | From $330 Seen: 8 hours ago | |
| Liberia, CR (LIR) | San Francisco (SFO) | One-way | Main | Depart: Jun 12, 2025 | From $383 Seen: 5 hours ago | |
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Main | Depart: Jul 27, 2025 | From $420 Seen: 8 hours ago | |
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Main | Depart: Jun 27, 2025 | From $425 Seen: 13 hours ago | |
| Liberia, CR (LIR) | San Francisco (SFO) | One-way | Main | Depart: Mar 21, 2026 | From $466 Seen: 7 hours ago | |
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Main | Depart: Jun 6, 2025 | From $515 Seen: 5 hours ago | |
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Main | Depart: May 30, 2025 | From $520 Seen: 11 hours ago | |
| Liberia, CR (LIR) | San Francisco (SFO) | One-way | Main | Depart: May 29, 2025 | From $545 Seen: 16 hours ago | |
| Liberia, CR (LIR) | San Francisco (SFO) | One-way | Main | Depart: May 27, 2025 | From $996 Seen: 26 minutes 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.