Alaska Airlines Cheap Flights from Seoul to United States
Deals on one-way flights from Seoul to United States.*
*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 Seoul to United States.*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Seoul (ICN) | Seattle (SEA) | One-way | Main | Depart: Sep 22, 2025 | From $458 Seen: 8 hours ago | |
| Seoul (ICN) | Seattle (SEA) | One-way | Main | Depart: Oct 19, 2025 | From $524 Seen: 8 hours ago | |
| Seoul (ICN) | Seattle (SEA) | One-way | Main | Depart: Oct 12, 2025 | From $524 Seen: 10 hours ago | |
| Seoul (ICN) | Seattle (SEA) | One-way | Main | Depart: Sep 21, 2025 | From $525 Seen: 1 day ago | |
| Seoul (ICN) | Seattle (SEA) | One-way | Main | Depart: Mar 30, 2026 | From $1,271 Seen: 1 day ago | |
| Seoul (ICN) | Seattle (SEA) | One-way | Main | Depart: Apr 25, 2026 | From $1,299 Seen: 2 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.