$429+ Cheap flights from Portland (PDX) to Seoul (SEL)
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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SEL
Jul 22 — Jul 291
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Seoul with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Portland to SeoulExplore the most affordable flight options available from Portland to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 22, 2026.
Explore the most affordable flight options available from Portland to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 22, 2026.
This Gotogate deal was found by Cheapflights users on 6/20. 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.
Tue 8/182:30 pm
PDX
- ICN
1 stop36h 15m
WestJet
Tue 9/228:45 pm
ICN
- PDX
1 stop33h 05m
WestJet
Deal found 6/20![WestJet logo]()
$838
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 9/3010:37 am
PDX
- ICN
1 stop19h 03m
Multiple Airlines
Sat 10/106:00 pm
ICN
- PDX
1 stop18h 50m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$916
This Ovago deal was found by Cheapflights users on 6/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/272:30 pm
PDX
- ICN
1 stop36h 15m
WestJet
Sat 10/108:45 pm
ICN
- PDX
1 stop33h 05m
WestJet
Deal found 6/21![WestJet logo]()
$923
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 9/3010:37 am
PDX
- ICN
1 stop19h 03m
Multiple Airlines
Wed 10/147:15 pm
ICN
- PDX
1 stop17h 35m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$929
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 11/47:01 am
PDX
- ICN
1 stop20h 29m
Multiple Airlines
Wed 11/186:55 pm
ICN
- PDX
1 stop14h 39m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$934
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 10/1410:45 am
PDX
- ICN
1 stop18h 55m
Multiple Airlines
Wed 11/116:55 pm
ICN
- PDX
1 stop14h 39m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$937
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 10/2810:45 am
PDX
- ICN
1 stop17h 45m
Multiple Airlines
Wed 11/116:55 pm
ICN
- PDX
1 stop14h 39m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$938
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 9/910:37 am
PDX
- ICN
1 stop19h 03m
Multiple Airlines
Wed 9/167:15 pm
ICN
- PDX
1 stop17h 35m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$943
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 11/47:01 am
PDX
- ICN
1 stop20h 29m
Multiple Airlines
Sat 11/146:55 pm
ICN
- PDX
1 stop18h 55m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$958
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 11/47:01 am
PDX
- ICN
1 stop20h 29m
Multiple Airlines
Mon 11/166:55 pm
ICN
- PDX
1 stop18h 55m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$960
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 9/2110:37 am
PDX
- ICN
1 stop19h 03m
Multiple Airlines
Wed 10/77:15 pm
ICN
- PDX
1 stop17h 35m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$963
This Expedia deal was found by Cheapflights users on 6/19. 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.
Sun 9/2010:10 am
PDX
- GMP
2 stops34h 45m
Multiple Airlines
Wed 9/305:40 pm
GMP
- PDX
2 stops55h 51m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,214
Best flights from Portland to SeoulDiscover carefully curated flight deals from Portland to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 22, 2026.
Discover carefully curated flight deals from Portland to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 22, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/17. 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 9/109:35 pm
PDX
- ICN
2 stops27h 55m
Alaska Airlines
Wed 9/167:35 pm
ICN
- PDX
2 stops17h 15m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$1,060
This Booking.com deal was found by Cheapflights users on 6/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:36 pm
PDX
- GMP
2 stops33h 39m
Multiple Airlines
Wed 8/198:20 pm
GMP
- PDX
2 stops33h 05m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$1,266
This Japan Airlines deal was found by Cheapflights users on 6/21. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:03 am
PDX
- GMP
2 stops22h 12m
Japan Airlines
Mon 10/512:05 pm
GMP
- PDX
2 stops20h 40m
Japan Airlines
Deal found 6/21![Japan Airlines logo]()
$1,470
This Alaska Airlines deal was found by Cheapflights users on 6/20. 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 10/262:49 pm
PDX
- ICN
2 stops58h 46m
Alaska Airlines
Mon 11/98:00 pm
ICN
- PDX
2 stops30h 35m
Alaska Airlines
Deal found 6/20![Alaska Airlines logo]()
$1,067
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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 9/175:53 pm
PDX
- ICN
2 stops31h 37m
Alaska Airlines
Fri 10/167:35 pm
ICN
- PDX
2 stops29h 54m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$1,081
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 10/59:33 pm
PDX
- ICN
2 stops51h 57m
Alaska Airlines
Sun 10/187:35 pm
ICN
- PDX
2 stops31h 17m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$1,097
This Japan Airlines deal was found by Cheapflights users on 6/21. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:03 am
PDX
- GMP
2 stops22h 12m
Japan Airlines
Sun 10/47:15 pm
GMP
- PDX
2 stops37h 30m
Japan Airlines
Deal found 6/21![Japan Airlines logo]()
$1,470
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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 10/169:33 pm
PDX
- ICN
2 stops27h 57m
Alaska Airlines
Fri 10/308:00 pm
ICN
- PDX
2 stops29h 29m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$1,107
This Air Canada deal was found by Cheapflights users on 6/18. 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 11/2010:00 am
PDX
- GMP
2 stops19h 15m
Multiple Airlines
Sun 11/292:25 pm
GMP
- PDX
2 stops21h 06m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$1,553
This Japan Airlines deal was found by Cheapflights users on 6/21. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:03 am
PDX
- GMP
2 stops22h 12m
Japan Airlines
Wed 10/78:00 am
GMP
- PDX
2 stops24h 45m
Japan Airlines
Deal found 6/21![Japan Airlines logo]()
$1,470
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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.
Sat 7/189:19 am
PDX
- ICN
1 stop16h 11m
Alaska Airlines
Sat 7/257:35 pm
ICN
- PDX
1 stop13h 20m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$1,120
This Japan Airlines deal was found by Cheapflights users on 6/19. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:03 am
PDX
- GMP
2 stops22h 12m
Japan Airlines
Sat 9/127:15 pm
GMP
- PDX
2 stops37h 17m
Japan Airlines
Deal found 6/19![Japan Airlines logo]()
$1,533
This Japan Airlines deal was found by Cheapflights users on 6/19. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:19 am
PDX
- GMP
2 stops21h 56m
Multiple Airlines
Thu 8/2712:05 pm
GMP
- PDX
2 stops27h 54m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,696
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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.
Sat 10/249:33 pm
PDX
- ICN
2 stops28h 02m
Alaska Airlines
Sun 11/18:00 pm
ICN
- PDX
1 stop12h 25m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$1,211
This Japan Airlines deal was found by Cheapflights users on 6/21. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:03 am
PDX
- GMP
2 stops22h 12m
Japan Airlines
Fri 10/97:15 pm
GMP
- PDX
2 stops37h 30m
Japan Airlines
Deal found 6/21![Japan Airlines logo]()
$1,589
This Alaska Airlines deal was found by Cheapflights users on 6/21. 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.
Tue 11/175:40 pm
PDX
- ICN
1 stop30h 55m
Alaska Airlines
Thu 12/38:00 pm
ICN
- PDX
2 stops17h 48m
Alaska Airlines
Deal found 6/21![Alaska Airlines logo]()
$1,216
This Japan Airlines deal was found by Cheapflights users on 6/18. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:03 am
PDX
- GMP
2 stops22h 12m
Japan Airlines
Fri 10/1612:05 pm
GMP
- PDX
2 stops20h 40m
Japan Airlines
Deal found 6/18![Japan Airlines logo]()
$1,590
This Alaska Airlines deal was found by Cheapflights users on 6/21. 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.
Tue 9/225:41 pm
PDX
- ICN
1 stop31h 49m
Alaska Airlines
Mon 10/57:35 pm
ICN
- PDX
2 stops17h 15m
Alaska Airlines
Deal found 6/21![Alaska Airlines logo]()
$1,216
This Cheapflightsfares deal was found by Cheapflights users on 6/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:19 am
PDX
- GMP
2 stops21h 56m
Japan Airlines
Thu 8/278:00 am
GMP
- PDX
2 stops24h 50m
Japan Airlines
Deal found 6/20![Japan Airlines logo]()
$1,653
This Japan Airlines deal was found by Cheapflights users on 6/21. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:01 am
PDX
- GMP
2 stops22h 04m
Japan Airlines
Wed 12/27:40 pm
GMP
- PDX
2 stops38h 48m
Japan Airlines
Deal found 6/21![Japan Airlines logo]()
$1,713
Last-minute flights from Portland to SeoulDiscover last-minute flight deals from Portland to Seoul. Data last updated June 22, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Seoul. Data last updated June 22, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 6/19. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:30 pm
PDX
- ICN
1 stop32h 00m
Alaska Airlines
Wed 7/157:35 pm
ICN
- PDX
2 stops20h 17m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$1,078
This Alaska Airlines deal was found by Cheapflights users on 6/21. 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.
Sat 7/116:19 am
PDX
- ICN
1 stop19h 11m
Alaska Airlines
Fri 7/177:35 pm
ICN
- PDX
2 stops29h 27m
Alaska Airlines
Deal found 6/21![Alaska Airlines logo]()
$1,072
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/189:30 pm
PDX
- ICN
1 stop32h 10m
Multiple Airlines
Sat 9/266:00 pm
ICN
- PDX
1 stop18h 33m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,065
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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.
Sat 7/185:00 am
PDX
- ICN
1 stop20h 30m
Alaska Airlines
Sat 9/267:35 pm
ICN
- PDX
2 stops17h 15m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$1,073
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/189:30 pm
PDX
- ICN
1 stop32h 10m
Multiple Airlines
Wed 9/237:15 pm
ICN
- PDX
1 stop17h 35m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,077
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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.
Sun 7/195:30 pm
PDX
- ICN
1 stop32h 00m
Alaska Airlines
Sat 9/267:35 pm
ICN
- PDX
2 stops17h 15m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$1,071
This Alaska Airlines deal was found by Cheapflights users on 6/19. 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 7/206:19 am
PDX
- ICN
1 stop19h 11m
Alaska Airlines
Wed 9/237:35 pm
ICN
- PDX
2 stops17h 15m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$1,066
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/227:19 am
PDX
- ICN
1 stop22h 21m
Multiple Airlines
Sat 9/266:00 pm
ICN
- PDX
1 stop14h 50m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,021
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/227:19 am
PDX
- ICN
1 stop22h 21m
Multiple Airlines
Fri 9/257:15 pm
ICN
- PDX
1 stop29h 34m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,039
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/227:19 am
PDX
- ICN
1 stop22h 21m
Multiple Airlines
Mon 9/217:15 pm
ICN
- PDX
1 stop29h 34m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,048
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 7/227:19 am
PDX
- ICN
1 stop22h 21m
Multiple Airlines
Wed 9/237:15 pm
ICN
- PDX
1 stop17h 35m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,051
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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 7/225:36 pm
PDX
- ICN
2 stops31h 54m
Alaska Airlines
Sun 7/267:35 pm
ICN
- PDX
1 stop18h 50m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$1,075
One-way flights from Portland to SeoulSearch for one-way flight options from Portland to Seoul. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
Search for one-way flight options from Portland to Seoul. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 9/1910:37 am
PDX
- ICN
1 stop17h 33m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 8/155:36 pm
PDX
- ICN
1 stop36h 04m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$439
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 8/252:42 pm
PDX
- ICN
1 stop38h 58m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$449
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 9/179:35 pm
PDX
- ICN
1 stop32h 05m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 9/109:35 pm
PDX
- ICN
1 stop32h 05m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 9/58:30 am
PDX
- ICN
1 stop19h 40m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 8/205:53 pm
PDX
- ICN
1 stop35h 47m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$472
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 8/109:30 pm
PDX
- GMP
3 stops52h 45m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$562
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 8/269:46 pm
PDX
- GMP
3 stops47h 09m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$617
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 8/65:36 pm
PDX
- GMP
3 stops54h 39m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$649
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 9/105:30 pm
PDX
- GMP
3 stops51h 40m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$672
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 8/256:53 pm
PDX
- GMP
2 stops27h 32m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$690
Find flight deals from Portland to Seoul
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $838 (Gotogate) |
One-way from | $429 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,508 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Seoul 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 June 22, 2026.
Use the filters below to find and compare flights from Portland to Seoul that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandIncheon
PDX - ICN
PDXICN
Portland
Thu 9/10
9:35 pm-5:30 pm
2 stops27h 55m
Incheon Intl
Wed 9/16
7:35 pm-8:50 pm
2 stops17h 15m
$1,060
PortlandIncheon
PDX - ICN
PDXICN
Portland
Mon 10/26
2:49 pm-5:35 pm
2 stops58h 46m
Incheon Intl
Mon 11/9
8:00 pm-9:35 am
2 stops30h 35m
$1,067
PortlandIncheon
PDX - ICN
PDXICN
Portland
Thu 9/17
5:53 pm-5:30 pm
2 stops31h 37m
Incheon Intl
Fri 10/16
7:35 pm-9:29 am
2 stops29h 54m
$1,081
PortlandIncheon
PDX - ICN
PDXICN
Portland
Mon 10/5
9:33 pm-5:30 pm
2 stops51h 57m
Incheon Intl
Sun 10/18
7:35 pm-10:52 am
2 stops31h 17m
$1,097
PortlandIncheon
PDX - ICN
PDXICN
Portland
Fri 10/16
9:33 pm-5:30 pm
2 stops27h 57m
Incheon Intl
Fri 10/30
8:00 pm-9:29 am
2 stops29h 29m
$1,107
Quickest round-trip
PortlandIncheon
PDX - ICN
PDXICN
Portland
Sat 7/18
9:19 am-5:30 pm
1 stop16h 11m
Incheon Intl
Sat 7/25
7:35 pm-4:55 pm
1 stop13h 20m
$1,120
PortlandIncheon
PDX - ICN
PDXICN
Portland
Sat 10/24
9:33 pm-5:35 pm
2 stops28h 02m
Incheon Intl
Sun 11/1
8:00 pm-3:25 pm
1 stop12h 25m
$1,211
PortlandIncheon
PDX - ICN
PDXICN
Portland
Tue 11/17
5:40 pm-5:35 pm
1 stop30h 55m
Incheon Intl
Thu 12/3
8:00 pm-8:48 pm
2 stops17h 48m
$1,216
PortlandIncheon
PDX - ICN
PDXICN
Portland
Tue 9/22
5:41 pm-5:30 pm
1 stop31h 49m
Incheon Intl
Mon 10/5
7:35 pm-8:50 pm
2 stops17h 15m
$1,216
PortlandSeoul
PDX - GMP
PDXGMP
Portland
Mon 8/10
5:36 pm-7:15 pm
2 stops33h 39m
Seoul Gimpo Intl
Wed 8/19
8:20 pm-1:25 pm
2 stops33h 05m
$1,266
Showing 1-10 of 37 resultsSorted by cheapest first
Compare providers for flights from Portland to Seoul
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Seoul in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Seoul flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Seoul flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Seoul
Have a flexible travel schedule? Discover the best time to fly to Seoul from Portland with our price prediction graph.
PDX-SEL
PDX-ICN
PDX-GMP
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 Portland to Seoul
PDX-SEL
PDX-ICN
PDX-GMP
What is the cheapest month to book a flight from Portland to Seoul?
Currently, January is the cheapest month in which you can book a flight from Portland to Seoul (average of $161). Flying from Portland to Seoul in June is currently the most expensive (average of $960). 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.
How much does it cost to fly round-trip from Portland to Seoul?
How far ahead should I book a flight from Portland to Seoul?
The price you pay for your flight from Portland to Seoul may vary depending on when you book. For the best chance of a lower fare, look to book 8 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Seoul
Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated June 22, 2026.
See what other customers who have flown with Korean Air,Asiana Airlines, andAlaska Airlines from Portland to Seoul have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.7
Comfort
8.3
Boarding
8.5
Overall
8.4
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Crew
8.7
Comfort
8.3
Boarding
8.5
Overall
8.4
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Crew
8.7
Comfort
8.3
Boarding
8.5
Overall
8.4
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Crew
8.7
Comfort
8.3
Boarding
8.5
Overall
8.4
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Crew
8.7
Comfort
8.3
Boarding
8.5
Overall
8.4
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Crew
8.7
Comfort
8.3
Boarding
8.5
Overall
8.4
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Related info for your journey
Find useful and relevant information for your journey from Portland to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Complete your trip
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Popular flights
Seoul flight routes
Alternative routes for Portland to Seoul
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Complete your trip
Complete your trip to Seoul by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Seoul by cabin class
Find flights from Portland to Seoul, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Seoul flights
Browse other Portland and Seoul flight options. Last updated on June 22, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on June 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seoul
Explore flights to Seoul departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 22, 2026.
Top 6 airlines flying from Portland to Seoul
Discover the top 6 airlines that operate flights from Portland to Seoul. 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 June 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$791 | Average$1,104 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$815 | Average$1,008 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$881 | Average$1,182 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$910 | Average$1,209 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$915 | Average$1,239 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,059 | Average$1,180 | FlexibilityNo cancel fee | On-time81% |