ICN

$348 Find Cheap Flights from Washington to Seoul Incheon Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Incheon Intl departing on 12/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$734
Overall average: $990
Multiple Airlines
Thu 11/13Tue 11/25
SEA - ICN • 2 stops
Cheapest non-stop
$769
Typical prices: $878-$1,202
Asiana Airlines
Mon 11/10Tue 11/18
SEA - ICN • Non-stop
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Flight Deals
Useful Info
Flight Deals

Cheap Flights from Washington to Incheon Intl

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to Incheon Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington to Incheon Intl

Thu, Nov 13 - Tue, Nov 25
Multiple Airlines Logo
10:05 am - 9:00 pmSEA-ICN
41h 55m2 stops
Multiple Airlines Logo
9:20 pm - 6:46 pmICN-SEA
14h 26m1 stop
$734Multiple Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 4
Multiple Airlines Logo
11:26 am - 9:35 pmSEA-ICN
17h 09m1 stop
Multiple Airlines Logo
9:20 pm - 10:22 amICN-SEA
30h 02m2 stops
$735Multiple Airlines
Find Deal
Thu, Dec 4 - Wed, Dec 10
Hainan Airlines Logo
10:05 am - 9:00 pmSEA-ICN
41h 55m2 stops
Hainan Airlines Logo
10:10 pm - 8:05 amICN-SEA
26h 55m2 stops
$748Hainan Airlines
Find Deal
Thu, Nov 13 - Wed, Nov 19
Hainan Airlines Logo
10:05 am - 9:00 pmSEA-ICN
41h 55m2 stops
Hainan Airlines Logo
10:10 pm - 8:05 amICN-SEA
26h 55m2 stops
$749Hainan Airlines
Find Deal
Tue, Nov 11 - Tue, Nov 18
Asiana Airlines Logo
12:10 am - 5:20 amSEA-ICN
12h 10mnonstop
Asiana Airlines Logo
9:00 pm - 1:55 pmICN-SEA
9h 55mnonstop
$769Asiana Airlines
Find Deal
Mon, Nov 10 - Thu, Nov 20
Asiana Airlines Logo
12:10 am - 5:20 amSEA-ICN
12h 10mnonstop
Asiana Airlines Logo
9:00 pm - 1:55 pmICN-SEA
9h 55mnonstop
$785Asiana Airlines
Find Deal
Tue, Feb 3 - Tue, Feb 17
Air Canada Logo
8:00 pm - 5:10 pmSEA-ICN
28h 10m1 stop
Air Canada Logo
6:55 pm - 7:16 pmICN-SEA
17h 21m1 stop
$790Air Canada
Find Deal
Mon, Jan 19 - Mon, Jan 26
Air Canada Logo
5:50 am - 5:10 pmSEA-ICN
18h 20m1 stop
Air Canada Logo
6:55 pm - 10:06 pmICN-SEA
20h 11m1 stop
$791Air Canada
Find Deal
Tue, Jan 20 - Thu, Feb 5
Alaska Airlines Logo
2:38 pm - 6:35 pmPDX-ICN
34h 57m1 stop
Alaska Airlines Logo
8:35 pm - 5:59 pmICN-PDX
14h 24m1 stop
$821Alaska Airlines
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Thu, Mar 26 - Fri, Mar 27
Alaska Airlines Logo
11:35 am - 6:35 pmGEG-ICN
15h 00m1 stop
Alaska Airlines Logo
8:35 pm - 12:13 amICN-GEG
19h 38m1 stop
$905Alaska Airlines
Find Deal
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$348
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly with an average 29% increase in price.
Flight from Seattle to Incheon

FAQs for booking Washington to Seoul Incheon Airport flights

  • How does KAYAK find such low prices on flights from Washington to Seoul Incheon Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Seoul Incheon Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Seoul Incheon Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seoul Incheon Airport from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Seoul Incheon Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seoul Incheon Airport with an airline and back to Washington with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Seoul Incheon Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seoul Incheon Airport from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Incheon Intl?

Book flights to Incheon Intl if you plan to visit one of these locations
Suwon
Seongnam
Anyang

Everything you need to know for your flight to Incheon Intl

Information on your arrival and departure airports

Seoul Incheon Airport (ICN)

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