Cheap Flights from Seoul to Seattle

Get deals on this route

A watch sends you this route's deals by email or browser notification.

The latest fare from Seoul to Seattle: $1128 round trip, Mar 1 – Mar 7, seen Nov 4. Prices by month are below.

Across 4 months of observations from Seoul to Seattle, the lowest round-trip economy fare we recorded was $646, in August. The typical economy fare was $859. August was the cheapest month we saw and November the dearest.

The most recent economy price we saw on this route was $1128 on Alaska, seen Nov 4.

See every deal from Seoul, to Seattle, or the return direction Seattle to Seoul.

Latest economy price we saw: Seoul to Seattle

The most recent economy round-trip fare we saw on this route.

From	Price	Per mile	Travel dates	Airline	Seen	Check price
Seoul (ICN) to Seattle (SEA)	$1128	10.8¢	Mar 1 – Mar 7	Alaska	Nov 4	Check price

Economy price history: Seoul to Seattle

The lowest fares we saw each month.

Month	Low	Typical	Sightings
Nov 2026	$1128	$1128	1
Sep 2026	$896	$896	1
Aug 2026	$646	$683	4
Jul 2026	$729	$729	1

Frequently asked questions

How many flight deals from Seoul to Seattle are on Sparkflights right now?

There are 0 deals from Seoul to Seattle on the board right now.

What is the lowest price ever seen from Seoul to Seattle?

The lowest economy fare we've recorded from Seoul to Seattle is $646, based on 7 price observations over 4 months.

How much does a flight from Seoul to Seattle cost?

The typical round-trip economy fare we observed from Seoul to Seattle is $859, against a recorded low of $646. These are observations, not quotes.

When is the cheapest month to fly Seoul to Seattle?

For economy fares from Seoul to Seattle, August was the cheapest month we observed and November the dearest, over 4 months of data.

What is the current price from Seoul to Seattle?

The most recent economy fare we saw from Seoul to Seattle is $1128, on Nov 4.