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Cheap flights from Incheon Intl Airport to Seattle from $377

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 9/25. 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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Tue 8/6

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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 18
ICN5:25 pmIncheon Intl
21h 35m
1 stop
SEA11:00 pmSeattle/Tacoma Intl
Sep 22
SEA11:59 pmSeattle/Tacoma Intl
23h 16m
1 stop
ICN3:15 pmIncheon Intl
Air Canada
Sep 18
ICN6:00 pmIncheon Intl
12h 30m
1 stop
SEA2:30 pmSeattle/Tacoma Intl
Oct 16
SEA5:50 amSeattle/Tacoma Intl
18h 15m
1 stop
ICN4:05 pmIncheon Intl
Hawaiian Airlines
Dec 16
ICN9:25 pmIncheon Intl
16h 45m
1 stop
SEA9:10 pmSeattle/Tacoma Intl
Jan 4
SEA7:00 amSeattle/Tacoma Intl
19h 25m
1 stop
ICN7:25 pmIncheon Intl
Multiple Airlines
Sep 17
ICN6:00 pmIncheon Intl
16h 26m
1 stop
SEA6:26 pmSeattle/Tacoma Intl
Sep 23
SEA10:40 amSeattle/Tacoma Intl
17h 35m
2 stops
ICN8:15 pmIncheon Intl
Asiana Airlines
Dec 18
ICN6:15 pmIncheon Intl
9h 45m
SEA11:00 amSeattle/Tacoma Intl
Dec 25
SEA12:50 pmSeattle/Tacoma Intl
12h 00m
ICN5:50 pmIncheon Intl
Korean Air
Nov 12
ICN4:00 pmIncheon Intl
9h 55m
SEA8:55 amSeattle/Tacoma Intl
Nov 21
SEA10:45 amSeattle/Tacoma Intl
11h 40m
ICN3:25 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 25
ICN5:25 pmIncheon Intl
21h 35m
1 stop
SEA11:00 pmSeattle/Tacoma Intl
Hawaiian Airlines
Sep 9
ICN9:25 pmIncheon Intl
16h 45m
1 stop
SEA10:10 pmSeattle/Tacoma Intl
Multiple Airlines
Sep 25
ICN8:35 amIncheon Intl
31h 35m
2 stops
SEA12:10 amSeattle/Tacoma Intl

Find the cheapest direct flights from Incheon Intl Airport to Seattle

Asiana Airlines
Dec 18
ICN6:15 pmIncheon Intl
9h 45m
SEA11:00 amSeattle/Tacoma Intl
Mar 15
SEA1:50 pmSeattle/Tacoma Intl
12h 00m
ICN5:50 pmIncheon Intl
Korean Air
Nov 12
ICN4:00 pmIncheon Intl
9h 55m
SEA8:55 amSeattle/Tacoma Intl
Nov 21
SEA10:45 amSeattle/Tacoma Intl
11h 40m
ICN3:25 pmIncheon Intl
Delta
Oct 21
ICN7:20 pmIncheon Intl
10h 30m
SEA1:50 pmSeattle/Tacoma Intl
Oct 28
SEA11:35 amSeattle/Tacoma Intl
12h 40m
ICN4:15 pmIncheon Intl
Asiana Airlines
Dec 16
ICN6:15 pmIncheon Intl
9h 45m
SEA11:00 amSeattle/Tacoma Intl
Jan 4
SEA12:50 pmSeattle/Tacoma Intl
12h 00m
ICN5:50 pmIncheon Intl
Korean Air
Nov 11
ICN4:00 pmIncheon Intl
9h 55m
SEA8:55 amSeattle/Tacoma Intl
Nov 25
SEA10:45 amSeattle/Tacoma Intl
11h 40m
ICN3:25 pmIncheon Intl
Delta
Sep 23
ICN7:20 pmIncheon Intl
10h 45m
SEA2:05 pmSeattle/Tacoma Intl
Oct 1
SEA12:05 pmSeattle/Tacoma Intl
12h 25m
ICN4:30 pmIncheon 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
Air Canada
Aug 3
ICN6:00 pmIncheon Intl
20h 20m
1 stop
SEA10:20 pmSeattle/Tacoma Intl
Aug 10
SEA7:05 pmSeattle/Tacoma Intl
29h 00m
1 stop
ICN4:05 pmIncheon Intl
Multiple Airlines
Jul 30
ICN11:40 amIncheon Intl
46h 46m
3 stops
SEA6:26 pmSeattle/Tacoma Intl
Aug 10
SEA1:16 pmSeattle/Tacoma Intl
34h 29m
2 stops
ICN3:45 pmIncheon Intl
WestJet
Aug 3
ICN9:40 pmIncheon Intl
14h 41m
1 stop
SEA8:21 pmSeattle/Tacoma Intl
Oct 26
SEA7:15 amSeattle/Tacoma Intl
20h 25m
2 stops
ICN7:40 pmIncheon Intl
United Airlines
Aug 3
ICN4:50 pmIncheon Intl
31h 12m
2 stops
SEA8:02 amSeattle/Tacoma Intl
Aug 25
SEA6:45 amSeattle/Tacoma Intl
40h 15m
2 stops
ICN3:00 pmIncheon Intl
Hawaiian Airlines
Aug 2
ICN9:25 pmIncheon Intl
41h 10m
2 stops
SEA10:35 pmSeattle/Tacoma Intl
Aug 10
SEA8:45 amSeattle/Tacoma Intl
18h 15m
1 stop
ICN7:00 pmIncheon Intl
Asiana Airlines
Aug 3
ICN6:15 pmIncheon Intl
10h 30m
SEA12:45 pmSeattle/Tacoma Intl
Aug 26
SEA2:20 pmSeattle/Tacoma Intl
11h 25m
ICN5:45 pmIncheon Intl

American Airlines flights from Incheon Intl Airport to Seattle

Our best American Airlines deals on Incheon Intl Airport to Seattle flight tickets
American Airlines
Sep 18
ICN5:25 pmIncheon Intl
21h 35m
1 stop
SEA11:00 pmSeattle/Tacoma Intl
Sep 22
SEA11:59 pmSeattle/Tacoma Intl
23h 16m
1 stop
ICN3:15 pmIncheon Intl
American Airlines
Oct 21
ICN5:25 pmIncheon Intl
21h 44m
1 stop
SEA11:09 pmSeattle/Tacoma Intl
Oct 27
SEA1:43 amSeattle/Tacoma Intl
22h 42m
1 stop
ICN4:25 pmIncheon Intl
American Airlines
Sep 19
ICN5:25 pmIncheon Intl
20h 33m
1 stop
SEA9:58 pmSeattle/Tacoma Intl
Sep 30
SEA3:45 pmSeattle/Tacoma Intl
31h 30m
1 stop
ICN3:15 pmIncheon Intl

Hawaiian Airlines flights from Incheon Intl Airport to Seattle

Our best Hawaiian Airlines deals on Incheon Intl Airport to Seattle flight tickets
Hawaiian Airlines
Dec 16
ICN9:25 pmIncheon Intl
16h 45m
1 stop
SEA9:10 pmSeattle/Tacoma Intl
Jan 4
SEA7:00 amSeattle/Tacoma Intl
19h 25m
1 stop
ICN7:25 pmIncheon Intl
Hawaiian Airlines
Nov 11
ICN9:25 pmIncheon Intl
16h 45m
1 stop
SEA9:10 pmSeattle/Tacoma Intl
Nov 19
SEA7:35 amSeattle/Tacoma Intl
18h 50m
1 stop
ICN7:25 pmIncheon Intl
Hawaiian Airlines
Nov 22
ICN9:25 pmIncheon Intl
24h 50m
1 stop
SEA5:15 amSeattle/Tacoma Intl
Dec 6
SEA7:00 amSeattle/Tacoma Intl
19h 25m
1 stop
ICN7:25 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?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday

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

In the morning. Incheon Intl Airport to Seattle flights are approximately 16% more expensive in the evening than in the morning

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

American Airlines. American Airlines, United Airlines, and ANA 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?

51 days before. The cheapest time to buy a flight from Incheon Intl Airport to Seattle is approximately 51 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 July 2024. The most frequent departure time is 6:00PM, with 65% of daily flights leaving in the evening.

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

As of July 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 19% on your flight if you consider stops on a Incheon Intl Airport to Seattle flight.

How have Incheon Intl Airport to Seattle flight prices changed over time?

As of July 2024, prices for Incheon Intl Airport to Seattle flights are approximately 13% cheaper when compared to flights at the same time last year.

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

$377

Fastest flight time

9h 45m

Direct flights

Tue, Wed, Thu, Fri and Sat

Airports in Seattle

1 airport
The best one-way flight to Seattle from Incheon Intl Airport in the past 72 hours is $377. The best round-trip flight deal from Incheon Intl Airport to Seattle found on momondo in the last 72 hours is $618.
The fastest flight from Incheon Intl Airport to Seattle takes 9h 45m
Direct flights go from Incheon Intl Airport to Seattle on Tuesday, Wednesday, Thursday, Friday and Saturday. Airlines offering direct flights are: Korean Air, Delta and Asiana Airlines.
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
American AirlinesPriceFrom $539Free CancellationRating
7.3
10,000 reviews
Search American Airlines flights
Air CanadaPriceFrom $748Free CancellationRating
6.9
7,353 reviews
Search Air Canada flights
United AirlinesPriceFrom $842Free CancellationRating
7.4
10,000 reviews
Search United Airlines flights
ANAPriceFrom $906Free CancellationRating
8.4
862 reviews
Search ANA flights
DeltaPriceFrom $967Free CancellationRating
8.0
9,630 reviews
Search Delta flights
Asiana AirlinesPriceFrom $994Free CancellationRating
8.3
527 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $1,035Free CancellationRating
8.5
1,092 reviews
Search Korean Air flights
Hawaiian AirlinesPriceFrom $1,081Free CancellationRating
7.9
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 $1,035. Generally, Korean Air has 15 flights on this route every week with an average price of $1,282. 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 $994 round-trip, depending on your selected dates, with average Asiana Airlines deals seen on momondo around $1,191. Asiana Airlines operates 3 flights to Seattle from Incheon Intl Airport in an average week. Users have rated it 8.3/10 across 527 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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Tue 8/6
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