Alaska Airlines Cheap Flights from Seoul to United States

Deals on one-way flights from Seoul to United States.*

*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.

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One-way low-fare flights Seoul to United States.*

One-way low-fare flights Seoul to United States.*
From
To
Fare Type
Dates
Price
Seoul (ICN)Seattle (SEA)One-way
|
Main
Depart: Sep 26, 2025

From

$451

Seen: 9 hours ago

Seoul (ICN)Seattle (SEA)One-way
|
Main
Depart: Mar 31, 2026

From

$1,304

Seen: 2 hours ago

Seoul (ICN)Seattle (SEA)One-way
|
Main
Depart: Apr 1, 2026

From

$1,308

Seen: 21 hours ago

Seoul (ICN)Seattle (SEA)One-way
|
Main
Depart: Nov 20, 2025

From

$1,308

Seen: 17 hours ago

Seoul (ICN)Seattle (SEA)One-way
|
Main
Depart: Oct 13, 2025

From

$1,308

Seen: 17 hours ago

Seoul (ICN)Seattle (SEA)One-way
|
Main
Depart: Nov 13, 2025

From

$1,308

Seen: 17 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.

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