Alaska Airlines Flights from Costa Rica to United States
Deals on one-way flights from Costa Rica to United States.*
Liberia, CR (LIR)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
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)San Jose, CR (SJO)to
Seattle (SEA)Liberia, CR (LIR)to
San Francisco (SFO)Liberia, CR (LIR)to
San Francisco (SFO)Liberia, CR (LIR)to
San Francisco (SFO)Liberia, CR (LIR)to
San Francisco (SFO)Liberia, CR (LIR)to
San Francisco (SFO)*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. 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 | |
|---|---|---|---|---|---|
| Liberia, CR (LIR) | San Francisco (SFO) | One-way | Saver | Depart: Sep 9, 2025 | From $206 Seen: 17 hours ago | |
| Liberia, CR (LIR) | San Francisco (SFO) | One-way | Saver | Depart: Sep 18, 2025 | From $206 Seen: 17 hours ago | |
| Liberia, CR (LIR) | San Francisco (SFO) | One-way | Saver | Depart: Sep 30, 2025 | From $206 Seen: 17 hours ago | |
| Liberia, CR (LIR) | San Francisco (SFO) | One-way | Saver | Depart: Oct 14, 2025 | From $206 Seen: 17 hours ago | |
| Liberia, CR (LIR) | San Francisco (SFO) | One-way | Saver | Depart: Oct 29, 2025 | From $206 Seen: 17 hours ago | |
| Liberia, CR (LIR) | San Francisco (SFO) | One-way | Saver | Depart: Nov 5, 2025 | From $206 Seen: 17 hours ago | |
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Saver | Depart: Oct 16, 2025 | From $235 Seen: 16 hours ago | |
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Saver | Depart: Oct 23, 2025 | From $235 Seen: 16 hours ago | |
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Saver | Depart: Oct 9, 2025 | From $235 Seen: 16 hours ago | |
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Saver | Depart: Oct 11, 2025 | From $235 Seen: 16 hours ago | |
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Saver | Depart: Oct 29, 2025 | From $235 Seen: 16 hours ago | |
| Liberia, CR (LIR) | Seattle (SEA) | One-way | Saver | Depart: Sep 9, 2025 | From $236 Seen: 16 hours ago | |
| Liberia, CR (LIR) | Seattle (SEA) | One-way | Saver | Depart: Sep 23, 2025 | From $236 Seen: 16 hours ago | |
| Liberia, CR (LIR) | Seattle (SEA) | One-way | Saver | Depart: Nov 18, 2025 | From $236 Seen: 5 hours ago | |
| Liberia, CR (LIR) | Seattle (SEA) | One-way | Saver | Depart: Oct 30, 2025 | From $241 Seen: 16 hours ago | |
| Liberia, CR (LIR) | Seattle (SEA) | One-way | Saver | Depart: Aug 28, 2025 | From $241 Seen: 16 hours ago | |
| Liberia, CR (LIR) | Seattle (SEA) | One-way | Saver | Depart: Sep 11, 2025 | From $241 Seen: 16 hours ago | |
| San Jose, CR (SJO) | Seattle (SEA) | One-way | Saver | Depart: Nov 4, 2025 | From $241 Seen: 16 hours ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.