$353+ Cheap flights from Incheon Intl (ICN) to Washington
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SEA
Mar 15 — Mar 221
1 adult, Economy
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Cheapest flights from Incheon Intl to WashingtonExplore the most affordable flight options available from Incheon Intl to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
Explore the most affordable flight options available from Incheon Intl to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.
This Mytrip deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:10 pm
ICN
- SEA
2 stops17h 51m
Multiple Airlines
Thu 3/58:00 pm
SEA
- ICN
1 stop28h 10m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$478
This CheapOair deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:10 pm
ICN
- SEA
2 stops16h 51m
Multiple Airlines
Tue 3/178:00 pm
SEA
- ICN
1 stop28h 15m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$524
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/48:35 pm
ICN
- PDX
1 stop29h 58m
Hawaiian Airlines
Fri 4/1710:10 am
PDX
- ICN
1 stop16h 25m
Hawaiian Airlines
Deal found 2/10![Hawaiian Airlines logo]()
$535
This Mytrip deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:10 am
ICN
- SEA
2 stops23h 10m
Multiple Airlines
Mon 5/189:55 am
SEA
- ICN
1 stop14h 10m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$537
This CheapOair deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:10 pm
ICN
- SEA
2 stops16h 51m
Multiple Airlines
Tue 9/83:00 pm
SEA
- ICN
2 stops31h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$541
This OneTravel deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:45 pm
ICN
- SEA
1 stop12h 35m
Air Canada
Tue 5/195:40 am
SEA
- ICN
1 stop18h 25m
Air Canada
Deal found 2/11![Air Canada logo]()
$542
This WhyPayMore deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/218:35 pm
ICN
- PDX
1 stop17h 35m
Hawaiian Airlines
Sat 2/285:40 pm
PDX
- ICN
1 stop31h 55m
Hawaiian Airlines
Deal found 2/10![Hawaiian Airlines logo]()
$551
This OneTravel deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:45 pm
ICN
- SEA
1 stop16h 45m
Multiple Airlines
Tue 5/199:55 am
SEA
- ICN
2 stops20h 20m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$554
This OneTravel deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:45 pm
ICN
- SEA
1 stop13h 18m
Multiple Airlines
Wed 4/228:00 pm
SEA
- ICN
2 stops26h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$559
This CheapOair deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:10 am
ICN
- PDX
2 stops23h 30m
Multiple Airlines
Sun 3/293:15 pm
PDX
- ICN
1 stop32h 50m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$560
This Air Canada deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2310:25 am
ICN
- SEA
2 stops20h 38m
Multiple Airlines
Thu 5/79:55 am
SEA
- ICN
1 stop14h 10m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$570
This Air Canada deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/105:45 pm
ICN
- PDX
1 stop17h 21m
Air Canada
Sun 7/125:15 am
PDX
- ICN
2 stops42h 50m
Air Canada
Deal found 2/10![Air Canada logo]()
$571
Best flights from Incheon Intl to WashingtonDiscover carefully curated flight deals from Incheon Intl to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
Discover carefully curated flight deals from Incheon Intl to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 13, 2026.
This WhyPayMore deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:35 pm
ICN
- PDX
1 stop31h 11m
Hawaiian Airlines
Fri 3/67:05 am
PDX
- ICN
1 stop18h 30m
Hawaiian Airlines
Deal found 2/10![Hawaiian Airlines logo]()
$551
This Air Canada deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/105:45 pm
ICN
- PDX
1 stop17h 21m
Air Canada
Sun 7/125:15 am
PDX
- ICN
2 stops42h 50m
Air Canada
Deal found 2/10![Air Canada logo]()
$571
This Mytrip deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:10 am
ICN
- SEA
2 stops23h 55m
Multiple Airlines
Fri 5/89:55 am
SEA
- ICN
1 stop14h 10m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$606
This Alaska Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:35 pm
ICN
- PDX
1 stop17h 56m
Alaska Airlines
Mon 5/48:45 am
PDX
- ICN
1 stop16h 45m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$622
This WhyPayMore deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:00 pm
ICN
- SEA
Nonstop9h 55m
Asiana Airlines
Thu 5/712:55 am
SEA
- ICN
Nonstop12h 20m
Asiana Airlines
Deal found 2/12![Asiana Airlines logo]()
$632
This WhyPayMore deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:00 pm
ICN
- SEA
Nonstop10h 07m
Korean Air
Tue 5/51:00 pm
SEA
- ICN
Nonstop11h 50m
Korean Air
Deal found 2/12![Korean Air logo]()
$646
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:15 pm
ICN
- PDX
1 stop21h 12m
American Airlines
Tue 3/311:40 pm
PDX
- ICN
1 stop24h 05m
American Airlines
Deal found 2/12![American Airlines logo]()
$723
This Gotogate deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:45 pm
ICN
- SEA
1 stop13h 20m
Air Canada
Tue 5/57:20 pm
SEA
- ICN
1 stop28h 45m
Air Canada
Deal found 2/12![Air Canada logo]()
$618
This Alaska Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:35 pm
ICN
- PDX
1 stop33h 09m
Multiple Airlines
Fri 3/69:30 pm
PDX
- ICN
2 stops28h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$633
This WhyPayMore deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:00 pm
ICN
- SEA
Nonstop10h 07m
Korean Air
Tue 5/51:00 pm
SEA
- ICN
Nonstop11h 50m
Korean Air
Deal found 2/12![Korean Air logo]()
$646
This Alaska Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:35 pm
ICN
- SEA
Nonstop10h 00m
Alaska Airlines
Thu 5/71:40 pm
SEA
- ICN
Nonstop11h 50m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$668
This Gotogate deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/245:45 pm
ICN
- SEA
1 stop13h 20m
Air Canada
Tue 5/55:40 am
SEA
- ICN
1 stop18h 25m
Air Canada
Deal found 2/12![Air Canada logo]()
$620
This Gotogate deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/245:45 pm
ICN
- SEA
1 stop17h 35m
Multiple Airlines
Tue 5/57:20 pm
SEA
- ICN
2 stops25h 20m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$642
This WhyPayMore deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:00 pm
ICN
- SEA
Nonstop10h 07m
Korean Air
Sat 5/21:00 pm
SEA
- ICN
Nonstop11h 50m
Korean Air
Deal found 2/12![Korean Air logo]()
$646
This Alaska Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:35 pm
ICN
- SEA
Nonstop10h 00m
Alaska Airlines
Wed 5/271:35 pm
SEA
- ICN
Nonstop11h 55m
Alaska Airlines
Deal found 2/12![Alaska Airlines logo]()
$671
This WhyPayMore deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 pm
ICN
- SEA
Nonstop10h 07m
Korean Air
Sat 4/251:00 pm
SEA
- ICN
Nonstop11h 50m
Korean Air
Deal found 2/12![Korean Air logo]()
$646
This Air Canada deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2310:25 am
ICN
- SEA
2 stops20h 40m
Multiple Airlines
Tue 5/53:00 pm
SEA
- ICN
2 stops29h 40m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$655
This Alaska Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:35 pm
ICN
- PDX
1 stop31h 21m
Alaska Airlines
Tue 6/305:36 pm
PDX
- ICN
1 stop31h 54m
Alaska Airlines
Deal found 2/12![Alaska Airlines logo]()
$690
This WhyPayMore deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:55 pm
ICN
- PDX
1 stop31h 20m
Air Canada
Tue 3/37:30 am
PDX
- ICN
2 stops40h 40m
Air Canada
Deal found 2/10![Air Canada logo]()
$724
This Alaska Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:35 pm
ICN
- PDX
2 stops30h 07m
Multiple Airlines
Fri 3/138:30 am
PDX
- ICN
1 stop18h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$665
This Gotogate deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:25 am
ICN
- PDX
2 stops20h 20m
Multiple Airlines
Tue 5/197:45 pm
PDX
- ICN
1 stop28h 20m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$709
This Alaska Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/247:35 pm
ICN
- GEG
1 stop17h 24m
Alaska Airlines
Mon 8/1712:30 pm
GEG
- ICN
2 stops61h 00m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$1,099
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/241:00 pm
ICN
- GEG
1 stop25h 18m
Multiple Airlines
Mon 8/171:23 pm
GEG
- ICN
1 stop23h 22m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$1,400
Last-minute flights from Incheon Intl to WashingtonDiscover last-minute flight deals from Incheon Intl to Washington. Data last updated February 13, 2026 and is based on user searches.
Discover last-minute flight deals from Incheon Intl to Washington. Data last updated February 13, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/138:35 pm
ICN
- PDX
1 stop20h 09m
Multiple Airlines
Fri 2/206:00 am
PDX
- ICN
1 stop19h 35m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$635
This Jetabroad deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/138:35 pm
ICN
- PDX
1 stop20h 09m
Multiple Airlines
Sun 2/157:05 am
PDX
- ICN
1 stop18h 30m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$650
This WhyPayMore deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/218:35 pm
ICN
- PDX
1 stop17h 35m
Hawaiian Airlines
Sat 2/285:40 pm
PDX
- ICN
1 stop31h 55m
Hawaiian Airlines
Deal found 2/10![Hawaiian Airlines logo]()
$551
This WhyPayMore deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:35 pm
ICN
- PDX
1 stop17h 35m
Hawaiian Airlines
Fri 3/61:36 pm
PDX
- ICN
1 stop35h 59m
Hawaiian Airlines
Deal found 2/12![Hawaiian Airlines logo]()
$616
This Alaska Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:35 pm
ICN
- PDX
1 stop33h 09m
Multiple Airlines
Fri 3/69:30 pm
PDX
- ICN
2 stops28h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$633
This Mytrip deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:10 pm
ICN
- SEA
2 stops17h 51m
Multiple Airlines
Thu 3/58:00 pm
SEA
- ICN
1 stop28h 10m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$478
This CheapOair deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:10 am
ICN
- PDX
2 stops23h 30m
Multiple Airlines
Sun 3/293:15 pm
PDX
- ICN
1 stop32h 50m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$560
This CheapOair deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:10 pm
ICN
- SEA
2 stops16h 51m
Multiple Airlines
Tue 3/178:00 pm
SEA
- ICN
1 stop28h 15m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$524
This CheapOair deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:10 pm
ICN
- SEA
2 stops16h 51m
Multiple Airlines
Tue 9/83:00 pm
SEA
- ICN
2 stops31h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$541
This Tourvis deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Tourvis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/142:10 pm
ICN
- SEA
2 stops16h 51m
Multiple Airlines
Sun 3/228:00 pm
SEA
- ICN
1 stop28h 15m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$632
This Gotogate deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/148:45 am
ICN
- PDX
2 stops25h 45m
Multiple Airlines
Tue 3/177:05 pm
PDX
- ICN
1 stop29h 10m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$656
This Expedia deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/198:35 pm
ICN
- PDX
1 stop17h 03m
Multiple Airlines
Tue 3/249:30 pm
PDX
- ICN
1 stop29h 05m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$574
One-way flights from Incheon Intl to WashingtonSearch for one-way flight options from Incheon Intl to Washington. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
Search for one-way flight options from Incheon Intl to Washington. Find affordable one-way fares based on user searches. Data last updated February 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/89:20 pm
ICN
- SEA
2 stops29h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$353
This SmartFares deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/119:40 pm
ICN
- SEA
2 stops27h 25m
Hainan Airlines
Deal found 2/12![Hainan Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/116:00 pm
ICN
- SEA
2 stops55h 27m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/109:20 pm
ICN
- SEA
2 stops32h 59m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:00 pm
ICN
- PDX
1 stop35h 47m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/259:40 pm
ICN
- SEA
2 stops27h 25m
Hainan Airlines
Deal found 2/10![Hainan Airlines logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/79:20 pm
ICN
- SEA
2 stops29h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:00 pm
ICN
- SEA
2 stops42h 20m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:15 pm
ICN
- PDX
1 stop21h 12m
American Airlines
Deal found 2/10![American Airlines logo]()
$407
This Trip.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:10 pm
ICN
- PDX
1 stop28h 00m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/48:45 pm
ICN
- PDX
2 stops29h 03m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/249:10 pm
ICN
- PDX
1 stop28h 38m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$441
Find flight deals from Incheon Intl to Washington
Keep the following information in mind while searching for Incheon Intl to Washington flight deals. Data was last updated February 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $478 (Mytrip) |
One-way from | $353 (Kiwi.com) |
Popular in | August |
Cheapest in | November |
Average price | $630 |
Good round-trip deal | $732 or less |
Good one-way deal | $649 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Incheon Intl to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 13, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Washington that are best for you.
Fly from
Incheon Intl
Fly to
Washington
Route
Depart
Return
Price
IncheonPortland
ICN - PDX
ICNPDX
Incheon Intl
Mon 2/23
8:35 pm-10:46 am
1 stop31h 11m
Portland
Fri 3/6
7:05 am-6:35 pm
1 stop18h 30m
$551
IncheonPortland
ICN - PDX
ICNPDX
Incheon Intl
Fri 7/10
5:45 pm-7:06 pm
1 stop17h 21m
Portland
Sun 7/12
5:15 am-4:05 pm
2 stops42h 50m
$571
IncheonSeattle
ICN - SEA
ICNSEA
Incheon Intl
Thu 4/23
7:10 am-3:05 pm
2 stops23h 55m
Seattle/Tacoma Intl
Fri 5/8
9:55 am-4:05 pm
1 stop14h 10m
$606
IncheonSeattle
ICN - SEA
ICNSEA
Incheon Intl
Thu 4/23
5:45 pm-3:05 pm
1 stop13h 20m
Seattle/Tacoma Intl
Tue 5/5
7:20 pm-4:05 pm
1 stop28h 45m
$618
IncheonSeattle
ICN - SEA
ICNSEA
Incheon Intl
Fri 4/24
5:45 pm-3:05 pm
1 stop13h 20m
Seattle/Tacoma Intl
Tue 5/5
5:40 am-4:05 pm
1 stop18h 25m
$620
IncheonPortland
ICN - PDX
ICNPDX
Incheon Intl
Fri 4/24
7:35 pm-9:31 pm
1 stop17h 56m
Portland
Mon 5/4
8:45 am-5:30 pm
1 stop16h 45m
$622
IncheonSeattle
ICN - SEA
ICNSEA
Incheon Intl
Thu 4/23
9:00 pm-2:55 pm
Nonstop9h 55m
Seattle/Tacoma Intl
Thu 5/7
12:55 am-5:15 am
Nonstop12h 20m
$632
IncheonPortland
ICN - PDX
ICNPDX
Incheon Intl
Mon 2/23
8:35 pm-12:44 pm
1 stop33h 09m
Portland
Fri 3/6
9:30 pm-6:35 pm
2 stops28h 05m
$633
IncheonSeattle
ICN - SEA
ICNSEA
Incheon Intl
Fri 4/24
5:45 pm-7:20 pm
1 stop17h 35m
Seattle/Tacoma Intl
Tue 5/5
7:20 pm-12:40 pm
2 stops25h 20m
$642
IncheonSeattle
ICN - SEA
ICNSEA
Incheon Intl
Thu 4/23
7:00 pm-1:07 pm
Nonstop10h 07m
Seattle/Tacoma Intl
Tue 5/5
1:00 pm-4:50 pm
Nonstop11h 50m
$646
Showing 1-10 of 42 results
Best time to book a flight from Incheon Intl to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from Incheon Intl with our price prediction graph.
ICN-SEA
ICN-PDX
ICN-GEG
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Incheon Intl Airport to Washington
ICN-USWA
ICN-SEA
ICN-PDX
ICN-GEG
What is the cheapest month to book a flight from Incheon Intl Airport to State of Washington?
Currently, November is the cheapest month in which you can book a flight from Incheon Intl Airport to State of Washington (average of $338). Flying from Incheon Intl Airport to State of Washington in August is currently the most expensive (average of $661). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ICN to WA?
Find hourly flight availability from Incheon Intl to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 13, 2026.
When flying from Incheon Intl Airport to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Incheon Intl Airport to State of Washington
Explore weekly flight availability from Incheon Intl to Washington. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 13, 2026.
The most flights from ICN to USWA are scheduled on a Friday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).
Reviews of airlines servicing Washington
Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated February 13, 2026.
Read through reviews of airlines operating flights from Incheon Intl Airport to Washington, such as Korean Air, Asiana Airlines, and Alaska Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.7
Food
8.1
Overall
8.4
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Crew
8.7
Food
8.1
Overall
8.4
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Crew
8.7
Food
8.1
Overall
8.4
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Crew
8.7
Food
8.1
Overall
8.4
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Crew
8.7
Food
8.1
Overall
8.4
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Crew
8.7
Food
8.1
Overall
8.4
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Related info for your journey
Find useful and relevant information for your journey from Incheon Intl to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Incheon Intl and Washington flights
Browse other Incheon Intl and Washington flight options. Last updated on February 13, 2026.
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Incheon Intl to Washington flights
Consider these flights traveling from Incheon Intl to Washington.
Top 7 airlines flying from Incheon Intl to Washington
Discover the top 7 airlines that operate flights from Incheon Intl to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$351 | Average$866 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$466 | Average$641 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$469 | Average$731 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$472 | Average$556 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$476 | Average$583 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$516 | Average$646 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$606 | Average$684 | FlexibilityNo cancel fee | On-timeN/A |