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Cheap flights from Incheon Intl Airport to Seattle from $331

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to Seattle departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Easily compare round-trip flights from Incheon Intl Airport to Seattle

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Incheon Intl Airport to Seattle by changing tabs
American Airlines
Sep 10
ICN5:25 pmIncheon Intl
19h 48m
1 stop
SEA9:13 pmSeattle/Tacoma Intl
Dec 3
SEA1:43 amSeattle/Tacoma Intl
21h 42m
1 stop
ICN4:25 pmIncheon Intl
Hawaiian Airlines
Oct 21
ICN9:25 pmIncheon Intl
16h 45m
1 stop
SEA10:10 pmSeattle/Tacoma Intl
Oct 25
SEA7:40 amSeattle/Tacoma Intl
19h 20m
1 stop
ICN7:00 pmIncheon Intl
United Airlines
Sep 9
ICN4:50 pmIncheon Intl
21h 32m
2 stops
SEA10:22 pmSeattle/Tacoma Intl
Sep 15
SEA4:43 pmSeattle/Tacoma Intl
30h 17m
2 stops
ICN3:00 pmIncheon Intl
Air Canada
Sep 19
ICN6:00 pmIncheon Intl
12h 30m
1 stop
SEA2:30 pmSeattle/Tacoma Intl
Sep 26
SEA5:50 amSeattle/Tacoma Intl
18h 15m
1 stop
ICN4:05 pmIncheon Intl
Multiple Airlines
Sep 25
ICN2:05 pmIncheon Intl
16h 25m
2 stops
SEA2:30 pmSeattle/Tacoma Intl
Oct 31
SEA5:50 amSeattle/Tacoma Intl
18h 10m
1 stop
ICN4:00 pmIncheon Intl
Asiana Airlines
Oct 21
ICN6:15 pmIncheon Intl
10h 30m
SEA12:45 pmSeattle/Tacoma Intl
Oct 25
SEA2:20 pmSeattle/Tacoma Intl
11h 25m
ICN5:45 pmIncheon Intl

Find the cheapest one-way flights from Incheon Intl Airport to Seattle

If you're looking for one-way flights from Incheon Intl Airport to Seattle, view some of our deals below provided by American Airlines, Asiana Airlines and Hawaiian Airlines
American Airlines
Sep 23
ICN5:25 pmIncheon Intl
21h 32m
1 stop
SEA10:57 pmSeattle/Tacoma Intl
Multiple Airlines
Jun 4
ICN2:45 pmIncheon Intl
57h 47m
3 stops
SEA8:32 amSeattle/Tacoma Intl
Hawaiian Airlines
Sep 18
ICN9:25 pmIncheon Intl
16h 45m
1 stop
SEA10:10 pmSeattle/Tacoma Intl

Search last-minute flights to Seattle from Incheon Intl Airport

Find and compare round-trip flight prices for your last-minute flight from Incheon Intl Airport to Seattle
American Airlines
Jun 4
ICN5:25 pmIncheon Intl
31h 05m
2 stops
SEA8:30 amSeattle/Tacoma Intl
Jun 10
SEA1:14 amSeattle/Tacoma Intl
22h 01m
1 stop
ICN3:15 pmIncheon Intl
EVA Air
Jun 5
ICN12:00 pmIncheon Intl
23h 30m
1 stop
SEA7:30 pmSeattle/Tacoma Intl
Sep 3
SEA1:30 amSeattle/Tacoma Intl
25h 15m
1 stop
ICN6:45 pmIncheon Intl
Korean Air
Jun 5
ICN7:20 pmIncheon Intl
10h 40m
SEA2:00 pmSeattle/Tacoma Intl
Sep 4
SEA1:00 pmSeattle/Tacoma Intl
11h 40m
ICN4:40 pmIncheon Intl
Multiple Airlines
Jun 5
ICN8:40 pmIncheon Intl
17h 46m
1 stop
SEA10:26 pmSeattle/Tacoma Intl
Jun 26
SEA7:00 amSeattle/Tacoma Intl
18h 35m
1 stop
ICN5:35 pmIncheon Intl
United Airlines
May 31
ICN11:30 amIncheon Intl
15h 10m
1 stop
SEA10:40 amSeattle/Tacoma Intl
Jun 5
SEA8:58 amSeattle/Tacoma Intl
27h 22m
2 stops
ICN4:20 amIncheon Intl
Delta
Jun 5
ICN8:00 pmIncheon Intl
18h 55m
1 stop
SEA10:55 pmSeattle/Tacoma Intl
Jun 24
SEA5:45 pmSeattle/Tacoma Intl
31h 35m
1 stop
ICN5:20 pmIncheon Intl

Asiana Airlines flights from Incheon Intl Airport to Seattle

Our best Asiana Airlines deals on Incheon Intl Airport to Seattle flight tickets
Asiana Airlines
Oct 21
ICN6:15 pmIncheon Intl
10h 30m
SEA12:45 pmSeattle/Tacoma Intl
Oct 25
SEA2:20 pmSeattle/Tacoma Intl
11h 25m
ICN5:45 pmIncheon Intl
Asiana Airlines
Sep 18
ICN6:15 pmIncheon Intl
10h 30m
SEA12:45 pmSeattle/Tacoma Intl
Oct 1
SEA2:20 pmSeattle/Tacoma Intl
11h 25m
ICN5:45 pmIncheon Intl
Asiana Airlines
Sep 26
ICN6:15 pmIncheon Intl
10h 30m
SEA12:45 pmSeattle/Tacoma Intl
Oct 25
SEA2:20 pmSeattle/Tacoma Intl
11h 25m
ICN5:45 pmIncheon Intl

United Airlines flights from Incheon Intl Airport to Seattle

Our best United Airlines deals on Incheon Intl Airport to Seattle flight tickets
United Airlines
Sep 9
ICN4:50 pmIncheon Intl
21h 32m
2 stops
SEA10:22 pmSeattle/Tacoma Intl
Sep 15
SEA4:43 pmSeattle/Tacoma Intl
30h 17m
2 stops
ICN3:00 pmIncheon Intl
United Airlines
Sep 23
ICN4:50 pmIncheon Intl
21h 09m
1 stop
SEA9:59 pmSeattle/Tacoma Intl
Oct 28
SEA5:35 amSeattle/Tacoma Intl
17h 40m
1 stop
ICN3:15 pmIncheon Intl
United Airlines
Sep 21
ICN11:30 amIncheon Intl
17h 36m
1 stop
SEA1:06 pmSeattle/Tacoma Intl
Nov 1
SEA5:35 amSeattle/Tacoma Intl
17h 40m
1 stop
ICN3:15 pmIncheon Intl

How to get the cheapest flight ticket from Incheon Intl Airport to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Incheon Intl Airport to Seattle?

February. The cheapest time of year to fly to Seattle from Incheon Intl Airport is February. Most expensive is August

What is the cheapest day to depart Incheon Intl Airport for Seattle?

Monday. The cheapest day of the week is typically Monday. The most expensive is typically Saturday

When is the cheapest time to fly from Incheon Intl Airport to Seattle?

In the morning. Incheon Intl Airport to Seattle flights are approximately 21% more expensive in the evening than in the morning

What is the cheapest airline that flies to Seattle from Incheon Intl Airport?

United Airlines. ANA, Air Canada, and Asiana Airlines are the most popular carriers operating from Incheon Intl Airport to Seattle

How far in advance should you book Incheon Intl Airport to Seattle flights?

41 days before. The cheapest time to buy a flight from Incheon Intl Airport to Seattle is approximately 41 days to departure

How many flights depart from Incheon Intl Airport to Seattle on average per day?

The number of flights available between Incheon Intl Airport and Seattle is 6 per day as of May 2024. The most frequent departure time is 5:00PM, with 83% of daily flights leaving in the afternoon.

How many flights depart from Incheon Intl Airport to Seattle on average per week?

As of May 2024, 44 flights take off from Incheon Intl Airport and land in Seattle each week. The most common flight departure day for this route is Monday, with 23% of weekly flights taking off on this day.

What cabin class options are available on Incheon Intl Airport to Seattle flights?

There are 3 cabin classes available to choose from on Incheon Intl Airport to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Incheon Intl Airport to Seattle flights?

You could potentially save up to 41% on your flight if you consider stops on a Incheon Intl Airport to Seattle flight.

Cheap Incheon Intl Airport to Seattle (ICN to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to Seattle

Best Price Found

$331

Fastest flight time

9h 45m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Incheon Intl Airport in the past 72 hours is $331. The best round-trip flight deal from Incheon Intl Airport to Seattle found on momondo in the last 72 hours is $541.
The fastest flight from Incheon Intl Airport to Seattle takes 9h 45m
Direct flights go from Incheon Intl Airport to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Incheon Intl to Seattle/Tacoma Intl by plane?

    The distance between Incheon Intl and Seattle/Tacoma Intl is about 5192.0 mi. By plane, this route typically takes 9h 45m.

  • When did momondo last update prices for flights from Incheon Intl Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Incheon Intl Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Incheon Intl Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Incheon Intl Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Incheon Intl Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Best airlines flying from Incheon Intl Airport to Seattle

Compare and see reviews for airlines that fly from Incheon Intl Airport to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $748Free CancellationRating
7.0
6,963 reviews
Search Air Canada flights
United AirlinesPriceFrom $841Free CancellationRating
7.4
10,845 reviews
Search United Airlines flights
ANAPriceFrom $906Free CancellationRating
8.4
917 reviews
Search ANA flights
Asiana AirlinesPriceFrom $998Free CancellationRating
8.3
575 reviews
Search Asiana Airlines flights
DeltaPriceFrom $1,023Free CancellationRating
8.0
10,561 reviews
Search Delta flights
Korean AirPriceFrom $1,034Free CancellationRating
8.5
1,161 reviews
Search Korean Air flights
Hawaiian AirlinesPriceFrom $1,081Free CancellationRating
8.0
2,298 reviews
Search Hawaiian Airlines flights
  • Korean Air Flights From Incheon Intl Airport to Seattle

    The lowest priced Korean Air flight from Incheon Intl Airport to Seattle from the last 72 hours was $1,034. Generally, Korean Air has 15 flights on this route every week with an average price of $1,341. Korean Air is rated 8.5/10 by our users.

  • Asiana Airlines Flights From Incheon Intl Airport to Seattle

    Asiana Airlines is also a popular choice for this route. Asiana Airlines flight deals for Incheon Intl Airport to Seattle start from as low as $998 round-trip, depending on your selected dates, with average Asiana Airlines deals seen on momondo around $1,205. Asiana Airlines operates 3 flights to Seattle from Incheon Intl Airport in an average week. Users have rated it 8.3/10 across 575 reviews.


Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Seattle?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seoul to Seattle. momondo saves you time and could save you money on your trip.

Can I find flights from Seoul to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seoul to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Seoul to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from Seoul. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seoul to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seoul to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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