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Cheap flights from Incheon Intl Airport to Washington from $488

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Incheon Intl Airport to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:35 pm - 1:40 pmICN  Incheon Intl-SEA Seattle/Tacoma Intl
10h 05mnonstop
Alaska Airlines Logo
1:40 pm - 5:35 pmSEA  Seattle/Tacoma Intl-ICN Incheon Intl
11h 55mnonstop
$719Alaska Airlines
Thu, Oct 1 - Thu, Oct 29
Alaska Airlines Logo
8:00 pm - 12:55 pmICN  Incheon Intl-SEA Seattle/Tacoma Intl
9h 55mnonstop
Alaska Airlines Logo
12:40 pm - 5:35 pmSEA  Seattle/Tacoma Intl-ICN Incheon Intl
11h 55mnonstop
$719Alaska Airlines
Mon, Dec 14 - Sun, Jan 10
Philippine Airlines Logo
7:30 am - 6:45 pmICN  Incheon Intl-SEA Seattle/Tacoma Intl
28h 15m1 stop Manila Ninoy Aquino Intl
Philippine Airlines Logo
11:55 pm - 7:15 pmSEA  Seattle/Tacoma Intl-ICN Incheon Intl
27h 20m1 stop Manila Ninoy Aquino Intl
$842Philippine Airlines
Wed, Feb 17 - Wed, Apr 14
Philippine Airlines Logo
7:20 am - 8:05 pmICN  Incheon Intl-SEA Seattle/Tacoma Intl
28h 45m1 stop Manila Ninoy Aquino Intl
Philippine Airlines Logo
11:10 pm - 7:15 pmSEA  Seattle/Tacoma Intl-ICN Incheon Intl
28h 05m1 stop Manila Ninoy Aquino Intl
$856Philippine Airlines
Tue, Oct 13 - Tue, Oct 20
Air Canada Logo
5:45 pm - 2:46 pmICN  Incheon Intl-PDX Portland
13h 01m1 stop Vancouver Intl
Air Canada Logo
7:05 am - 4:10 pmPDX  Portland-ICN Incheon Intl
17h 05m1 stop Vancouver Intl
$880Air Canada
Wed, Oct 21 - Mon, Oct 26
Air Canada Logo
5:45 pm - 7:11 pmICN  Incheon Intl-PDX Portland
17h 26m1 stop Vancouver Intl
Air Canada Logo
7:45 pm - 4:05 pmPDX  Portland-ICN Incheon Intl
28h 20m1 stop Vancouver Intl
$880Air Canada
Fri, Oct 16 - Sun, Oct 18
Asiana Airlines Logo
9:20 pm - 3:15 pmICN  Incheon Intl-SEA Seattle/Tacoma Intl
9h 55mnonstop
Asiana Airlines Logo
12:10 am - 4:30 amSEA  Seattle/Tacoma Intl-ICN Incheon Intl
12h 20mnonstop
$989Asiana Airlines
Thu, Oct 1 - Fri, Oct 2
Korean Air Logo
7:00 pm - 1:14 pmICN  Incheon Intl-SEA Seattle/Tacoma Intl
10h 14mnonstop
Korean Air Logo
12:00 pm - 3:55 pmSEA  Seattle/Tacoma Intl-ICN Incheon Intl
11h 55mnonstop
$994Korean Air
Thu, Oct 1 - Thu, Oct 29
Korean Air Logo
7:00 pm - 1:14 pmICN  Incheon Intl-SEA Seattle/Tacoma Intl
10h 14mnonstop
Korean Air Logo
12:10 am - 4:30 amSEA  Seattle/Tacoma Intl-ICN Incheon Intl
12h 20mnonstop
$994Korean Air
Tue, Oct 13 - Mon, Oct 19
Asiana Airlines Logo
9:20 pm - 3:15 pmICN  Incheon Intl-SEA Seattle/Tacoma Intl
9h 55mnonstop
Asiana Airlines Logo
12:10 am - 4:30 amSEA  Seattle/Tacoma Intl-ICN Incheon Intl
12h 20mnonstop
$1,015Asiana Airlines
Thu, Oct 1 - Sun, Oct 4

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Alaska Airlines flights from Incheon Intl Airport to State of Washington

Our best Alaska Airlines deals on Incheon Intl Airport to State of Washington flight tickets
Alaska Airlines
Oct 1
ICN7:35 pmIncheon Intl
10h 05m
SEA1:40 pmSeattle/Tacoma Intl
Oct 29
SEA1:40 pmSeattle/Tacoma Intl
11h 55m
ICN5:35 pmIncheon Intl
$719
Alaska Airlines
Oct 1
ICN7:35 pmIncheon Intl
10h 05m
SEA1:40 pmSeattle/Tacoma Intl
Oct 29
SEA1:40 pmSeattle/Tacoma Intl
11h 55m
ICN5:35 pmIncheon Intl
$722
Alaska Airlines
Dec 21
ICN8:00 pmIncheon Intl
9h 55m
SEA12:55 pmSeattle/Tacoma Intl
Jan 13
SEA12:40 pmSeattle/Tacoma Intl
11h 55m
ICN5:35 pmIncheon Intl
$743

Philippine Airlines flights from Incheon Intl Airport to State of Washington

Our best Philippine Airlines deals on Incheon Intl Airport to State of Washington flight tickets
Philippine Airlines
Feb 17
ICN7:30 amIncheon Intl
28h 15m
1 stop
SEA6:45 pmSeattle/Tacoma Intl
Apr 14
SEA11:55 pmSeattle/Tacoma Intl
27h 20m
1 stop
ICN7:15 pmIncheon Intl
$842
Philippine Airlines
Oct 13
ICN7:20 amIncheon Intl
28h 45m
1 stop
SEA8:05 pmSeattle/Tacoma Intl
Oct 20
SEA11:10 pmSeattle/Tacoma Intl
28h 05m
1 stop
ICN7:15 pmIncheon Intl
$856
Philippine Airlines
Jan 31
ICN8:30 pmIncheon Intl
39h 15m
1 stop
SEA6:45 pmSeattle/Tacoma Intl
Jun 28
SEA11:55 pmSeattle/Tacoma Intl
38h 00m
1 stop
ICN5:55 amIncheon Intl
$859

momondo Fare Finder

 
Use the filters below to find and compare flights from Incheon Intl Airport to Washington that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

IncheonSeattle

ICN Incheon Intl - SEA Seattle/Tacoma Intl

ICNSEA

Incheon Intl

Thu 10/1

7:35 pm-1:40 pm

Nonstop10h 05m

Seattle/Tacoma Intl

Thu 10/29

1:40 pm-5:35 pm

Nonstop11h 55m

$719
Quickest round-trip

IncheonSeattle

ICN Incheon Intl - SEA Seattle/Tacoma Intl

ICNSEA

Incheon Intl

Mon 12/14

8:00 pm-12:55 pm

Nonstop9h 55m

Seattle/Tacoma Intl

Sun 1/10

12:40 pm-5:35 pm

Nonstop11h 55m

$719

IncheonSeattle

ICN Incheon Intl - SEA Seattle/Tacoma Intl

ICNSEA

Incheon Intl

Wed 2/17

7:30 am-6:45 pm

1 stop28h 15m

Seattle/Tacoma Intl

Wed 4/14

11:55 pm-7:15 pm

1 stop27h 20m

$842

IncheonSeattle

ICN Incheon Intl - SEA Seattle/Tacoma Intl

ICNSEA

Incheon Intl

Tue 10/13

7:20 am-8:05 pm

1 stop28h 45m

Seattle/Tacoma Intl

Tue 10/20

11:10 pm-7:15 pm

1 stop28h 05m

$856

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Wed 10/21

5:45 pm-2:46 pm

1 stop13h 01m

Portland

Mon 10/26

7:05 am-4:10 pm

1 stop17h 05m

$880

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Fri 10/16

5:45 pm-7:11 pm

1 stop17h 26m

Portland

Sun 10/18

7:45 pm-4:05 pm

1 stop28h 20m

$880

IncheonSeattle

ICN Incheon Intl - SEA Seattle/Tacoma Intl

ICNSEA

Incheon Intl

Thu 10/1

9:20 pm-3:15 pm

Nonstop9h 55m

Seattle/Tacoma Intl

Fri 10/2

12:10 am-4:30 am

Nonstop12h 20m

$989

IncheonSeattle

ICN Incheon Intl - SEA Seattle/Tacoma Intl

ICNSEA

Incheon Intl

Thu 10/1

7:00 pm-1:14 pm

Nonstop10h 14m

Seattle/Tacoma Intl

Thu 10/29

12:00 pm-3:55 pm

Nonstop11h 55m

$994

IncheonSeattle

ICN Incheon Intl - SEA Seattle/Tacoma Intl

ICNSEA

Incheon Intl

Tue 10/13

7:00 pm-1:14 pm

Nonstop10h 14m

Seattle/Tacoma Intl

Mon 10/19

12:10 am-4:30 am

Nonstop12h 20m

$994

IncheonSeattle

ICN Incheon Intl - SEA Seattle/Tacoma Intl

ICNSEA

Incheon Intl

Thu 10/1

9:20 pm-3:15 pm

Nonstop9h 55m

Seattle/Tacoma Intl

Sun 10/4

12:10 am-4:30 am

Nonstop12h 20m

$1,015

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Incheon Intl Airport to State of Washington

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 to State of Washington?

The month of November is, on average, the cheapest month to fly to State of Washington from Incheon Intl Airport, with most prices found around $566. If you aren’t able to travel to State of Washington during the month of November, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $616.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Incheon Intl Airport to State of Washington is on a Monday. Travelers who choose to depart for State of Washington on a Monday will often find tickets for as low as $730. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Incheon Intl Airport to State of Washington for around $938.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is in the afternoon when flights can be purchased for as low as $788. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $815 on average. Flights to State of Washington from Incheon Intl Airport in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Incheon Intl to Washington flight route?

Fly from Incheon Intl to Seattle/Tacoma Intl for the best Incheon Intl - Washington flight prices

How far in advance should I book a flight from Incheon Intl Airport to Washington?

You are more likely to see cheaper flights to State of Washington from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $793 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Incheon Intl Airport for as low as $561 on momondo.

What cabin class options are available on Incheon Intl Airport to State of Washington flights?

There are 3 cabin classes available to choose from on Incheon Intl Airport to State of Washington 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 State of Washington flights?

No. A direct flight is the cheapest option for a flight between Incheon Intl Airport to State of Washington.

Cheap Incheon Intl Airport to State of Washington flight deals and tips

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

Best Price Found

$488

Fastest flight time

9h 50m

Direct flights

Every day

Airports in State of Washington

96 airports
The best one-way flight to State of Washington from Incheon Intl Airport in the past 72 hours is $488. The best round-trip flight deal from Incheon Intl Airport to State of Washington found on momondo in the last 72 hours is $719.
The fastest flight from Incheon Intl Airport to State of Washington takes 9h 50m
Direct flights go from Incheon Intl Airport to State of Washington every day.
There are 96 airports in State of Washington. From Incheon Intl Airport there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

Frequently asked questions about flying from Incheon Intl Airport to Washington

  • When did momondo last update prices for flights from Incheon Intl Airport to Washington?

    Prices for flights from Incheon Intl Airport to Washington are refreshed on a daily basis.

  • How many operators does momondo search for flights from Incheon Intl Airport to Washington?

  • How old do you have to be to fly from Incheon Intl Airport to Washington?

    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 Washington.

  • What documentation or ID do you need to fly to Washington?

    The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Incheon Intl Airport to State of Washington?

Best airlines flying from Incheon Intl Airport to State of Washington

Compare and see reviews for airlines that fly from Incheon Intl Airport to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $349Free CancellationRating
7.8
2,812 reviews
Search Hawaiian Airlines flights
Korean AirPriceFrom $449Free CancellationRating
8.4
1,220 reviews
Search Korean Air flights
Air CanadaPriceFrom $472Free CancellationRating
7.1
11,632 reviews
Search Air Canada flights
Alaska AirlinesPriceFrom $476Free CancellationRating
7.9
12,932 reviews
Search Alaska Airlines flights
Asiana AirlinesPriceFrom $512Free CancellationRating
8.1
561 reviews
Search Asiana Airlines flights
DeltaPriceFrom $618Free CancellationRating
7.8
8,568 reviews
Search Delta flights

Why use momondo?

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

Finding the right flight to Washington from Seoul is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington quick and easy, saving you time and money.

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

Yes. All flights to Washington from Seoul on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seoul to Washington.

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

Of course. momondo tracks the price of Seoul to Washington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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