Cheap Flights from Seattle to Seoul
No deal from Seattle to Seoul has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Seattle to Seoul, the lowest round-trip fare we recorded was $794, in August. The typical fare was $908. August was the cheapest month we saw and October the dearest.
The most recent price we saw on this route was $861 on Cathay Pacific, seen Oct 17. It is an unverified observation and may have changed.
See every deal <a href="/from/seattle">from Seattle</a>, <a href="/to/seoul">to Seoul</a>, or the return direction <a href="/from/seoul/to/seattle">Seoul to Seattle</a>.
Latest price we saw: Seattle to Seoul
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Seattle (SEA) to Seoul (ICN) | $861 | 8.3¢ | Oct 22 – Oct 28 | Cathay Pacific | Oct 17 | Check price |
Price history: Seattle to Seoul
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $861 | $1077 | 63 |
| Sep 2026 | $861 | $862 | 68 |
| Aug 2026 | $794 | $878 | 92 |
| Jul 2026 | $816 | $816 | 2 |
Frequently asked questions
How many flight deals from Seattle to Seoul are on Sparkflights right now?
There are 0 verified deals from Seattle to Seoul on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Seattle to Seoul?
The lowest fare we've recorded from Seattle to Seoul is $794, based on 225 price observations over 4 months.
How much does a flight from Seattle to Seoul cost?
The typical round-trip fare we observed from Seattle to Seoul is $908, against a recorded low of $794. These are observations, not quotes.
When is the cheapest month to fly Seattle to Seoul?
August was the cheapest month we observed from Seattle to Seoul and October the dearest, over 4 months of data.
What is the current price from Seattle to Seoul?
The most recent fare our sweep saw from Seattle to Seoul is $861, on Oct 17. It is an unverified observation rather than a verified deal, so check it before booking.