$375+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SEL
Jul 31 — Aug 71
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Seoul with Cheapflights
1. Tell us where you want to go
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 July 1, 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 July 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 9/210:37 am
PDX
- ICN
1 stop19h 03m
Multiple Airlines
Wed 9/307:15 pm
ICN
- PDX
1 stop17h 35m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$901
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 6/27![Multiple Airlines logo]()
$905
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 11/186:55 pm
ICN
- PDX
1 stop14h 39m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$910
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 9/210:37 am
PDX
- ICN
1 stop19h 03m
Multiple Airlines
Wed 9/167:15 pm
ICN
- PDX
1 stop17h 35m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$919
This Kiwi.com deal was found by Cheapflights users on 6/26. 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 9/237:03 am
PDX
- ICN
1 stop22h 37m
Multiple Airlines
Wed 10/217:15 pm
ICN
- PDX
1 stop17h 35m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$926
This Kiwi.com deal was found by Cheapflights users on 6/29. 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
Wed 9/237:15 pm
ICN
- PDX
1 stop17h 35m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$927
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 9/1610:37 am
PDX
- ICN
1 stop19h 03m
Multiple Airlines
Wed 9/237:15 pm
ICN
- PDX
1 stop17h 35m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$931
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 8/1910:37 am
PDX
- ICN
1 stop19h 03m
Multiple Airlines
Wed 9/27:15 pm
ICN
- PDX
1 stop17h 36m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$934
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 8/2910:37 am
PDX
- ICN
1 stop17h 33m
Multiple Airlines
Wed 9/98:00 am
ICN
- PDX
2 stops46h 27m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$947
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 8/1910:37 am
PDX
- ICN
1 stop19h 03m
Multiple Airlines
Mon 8/317:20 am
ICN
- PDX
2 stops41h 47m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$950
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 9/2810:37 am
PDX
- ICN
1 stop19h 03m
Multiple Airlines
Wed 10/147:15 pm
ICN
- PDX
1 stop17h 35m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$951
This FlightHub deal was found by Cheapflights users on 6/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/223:40 pm
PDX
- GMP
2 stops33h 20m
Multiple Airlines
Fri 12/41:50 pm
GMP
- PDX
2 stops25h 54m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$1,240
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 July 1, 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 July 1, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 9/106:50 pm
PDX
- ICN
2 stops30h 40m
Alaska Airlines
Wed 9/167:35 pm
ICN
- PDX
2 stops17h 15m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$1,050
This Delta deal was found by Cheapflights users on 6/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:32 am
PDX
- ICN
1 stop15h 18m
Delta
Tue 8/257:00 pm
ICN
- PDX
1 stop16h 44m
Delta
Deal found 6/29![Delta logo]()
$1,106
This Japan Airlines deal was found by Cheapflights users on 6/28. 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 9/17:03 am
PDX
- GMP
2 stops22h 12m
Japan Airlines
Tue 9/1512:05 pm
GMP
- PDX
2 stops20h 45m
Japan Airlines
Deal found 6/28![Japan Airlines logo]()
$1,396
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 8/206:53 pm
PDX
- ICN
2 stops30h 37m
Alaska Airlines
Mon 8/247:35 pm
ICN
- PDX
2 stops30h 34m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$1,050
This Delta deal was found by Cheapflights users on 6/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:05 am
PDX
- ICN
1 stop17h 45m
Delta
Sat 8/157:00 pm
ICN
- PDX
1 stop14h 14m
Delta
Deal found 6/29![Delta logo]()
$1,106
This Alaska Airlines deal was found by Cheapflights users on 6/26. 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 10/148:02 pm
PDX
- ICN
2 stops29h 28m
Alaska Airlines
Thu 10/298:00 pm
ICN
- PDX
2 stops16h 50m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$1,073
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1111:15 am
PDX
- ICN
1 stop13h 35m
Delta
Fri 7/177:00 pm
ICN
- PDX
1 stop20h 54m
Delta
Deal found 6/27![Delta logo]()
$1,120
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 8/256:53 pm
PDX
- ICN
2 stops30h 37m
Alaska Airlines
Thu 8/277:35 pm
ICN
- PDX
2 stops19h 16m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$1,073
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 8/318:37 pm
PDX
- ICN
2 stops52h 53m
Alaska Airlines
Mon 9/147:35 pm
ICN
- PDX
2 stops29h 32m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$1,074
This Japan Airlines deal was found by Cheapflights users on 6/28. 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.
Sun 8/307:03 am
PDX
- GMP
2 stops22h 12m
Japan Airlines
Tue 9/812:05 pm
GMP
- PDX
2 stops20h 45m
Japan Airlines
Deal found 6/28![Japan Airlines logo]()
$1,449
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 9/115:53 pm
PDX
- ICN
2 stops31h 37m
Alaska Airlines
Fri 9/187:35 pm
ICN
- PDX
2 stops29h 32m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$1,076
This Japan Airlines deal was found by Cheapflights users on 6/27. 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 12/89:40 am
PDX
- GMP
2 stops32h 15m
Japan Airlines
Wed 12/237:40 pm
GMP
- PDX
2 stops33h 42m
Japan Airlines
Deal found 6/27![Japan Airlines logo]()
$1,460
This Alaska Airlines deal was found by Cheapflights users on 6/26. 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 9/106:50 pm
PDX
- ICN
2 stops30h 40m
Alaska Airlines
Sun 9/207:35 pm
ICN
- PDX
2 stops29h 32m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$1,080
This Japan Airlines deal was found by Cheapflights users on 6/27. 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
Tue 9/2912:05 pm
GMP
- PDX
2 stops20h 45m
Japan Airlines
Deal found 6/27![Japan Airlines logo]()
$1,470
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 9/78:37 pm
PDX
- ICN
2 stops52h 53m
Alaska Airlines
Mon 9/147:35 pm
ICN
- PDX
2 stops29h 32m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$1,114
This Japan Airlines deal was found by Cheapflights users on 6/28. 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.
Sat 9/58:30 am
PDX
- GMP
2 stops20h 45m
Japan Airlines
Tue 9/1512:05 pm
GMP
- PDX
2 stops20h 45m
Japan Airlines
Deal found 6/28![Japan Airlines logo]()
$1,517
This Japan Airlines deal was found by Cheapflights users on 6/27. 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.
Sun 9/207:03 am
PDX
- GMP
2 stops22h 12m
Japan Airlines
Wed 9/3012:05 pm
GMP
- PDX
2 stops20h 45m
Japan Airlines
Deal found 6/27![Japan Airlines logo]()
$1,517
This Japan Airlines deal was found by Cheapflights users on 6/29. 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.
Sun 8/237:03 am
PDX
- GMP
2 stops35h 37m
Japan Airlines
Thu 8/278:00 am
GMP
- PDX
2 stops24h 50m
Japan Airlines
Deal found 6/29![Japan Airlines logo]()
$1,533
This Cheapflightsfares deal was found by Cheapflights users on 6/26. 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.
Tue 10/277:15 am
PDX
- GMP
2 stops22h 50m
Japan Airlines
Tue 11/108:00 am
GMP
- PDX
2 stops25h 34m
Japan Airlines
Deal found 6/26![Japan Airlines logo]()
$1,596
This Japan Airlines deal was found by Cheapflights users on 6/26. 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.
Sun 10/187:15 am
PDX
- GMP
2 stops22h 00m
Japan Airlines
Sat 10/3112:05 pm
GMP
- PDX
2 stops20h 40m
Japan Airlines
Deal found 6/26![Japan Airlines logo]()
$1,638
Last-minute flights from Portland to SeoulDiscover last-minute flight deals from Portland to Seoul. Data last updated July 1, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Seoul. Data last updated July 1, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 6/27. 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.
Wed 7/1510:10 am
PDX
- GMP
2 stops19h 15m
Multiple Airlines
Mon 7/202:25 pm
GMP
- PDX
2 stops35h 06m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$1,903
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 7/179:19 am
PDX
- ICN
1 stop16h 11m
Alaska Airlines
Mon 7/207:35 pm
ICN
- PDX
2 stops53h 54m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$1,086
This Gotogate deal was found by Cheapflights users on 6/29. 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.
Mon 7/2010:10 am
PDX
- GMP
2 stops19h 15m
Multiple Airlines
Sun 8/22:25 pm
GMP
- PDX
2 stops35h 06m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$1,825
This Expedia deal was found by Cheapflights users on 6/26. 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.
Tue 7/219:30 pm
PDX
- ICN
2 stops28h 00m
Alaska Airlines
Mon 7/277:35 pm
ICN
- PDX
1 stop13h 20m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$1,084
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 7/238:19 am
PDX
- ICN
1 stop17h 11m
Alaska Airlines
Mon 7/277:35 pm
ICN
- PDX
2 stops53h 54m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$1,079
This Air Canada deal was found by Cheapflights users on 6/30. 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 7/2410:10 am
PDX
- GMP
2 stops20h 15m
Multiple Airlines
Tue 8/42:25 pm
GMP
- PDX
2 stops20h 46m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$1,882
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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 7/256:19 am
PDX
- ICN
1 stop19h 11m
Alaska Airlines
Sat 8/17:35 pm
ICN
- PDX
2 stops20h 17m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$1,102
This Alaska Airlines deal was found by Cheapflights users on 7/1. 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 7/289:45 pm
PDX
- ICN
2 stops27h 45m
Alaska Airlines
Sat 8/157:35 pm
ICN
- PDX
2 stops17h 14m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$1,020
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 7/289:45 pm
PDX
- ICN
1 stop31h 55m
Multiple Airlines
Mon 8/247:15 pm
ICN
- PDX
1 stop30h 32m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$1,043
This Justfly.com deal was found by Cheapflights users on 6/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:19 am
PDX
- GMP
2 stops21h 56m
Japan Airlines
Mon 8/2412:05 pm
GMP
- PDX
2 stops20h 45m
Japan Airlines
Deal found 6/29![Japan Airlines logo]()
$1,534
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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 7/295:36 pm
PDX
- ICN
2 stops31h 54m
Alaska Airlines
Wed 8/57:35 pm
ICN
- PDX
2 stops20h 17m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$1,034
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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 7/315:30 pm
PDX
- ICN
1 stop32h 00m
Alaska Airlines
Fri 8/77:35 pm
ICN
- PDX
2 stops30h 09m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$1,080
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 July 1, 2026.
Search for one-way flight options from Portland to Seoul. Find affordable one-way fares based on user searches. Data last updated July 1, 2026.
This Trip.com deal was found by Cheapflights users on 6/28. 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.
Wed 8/122:30 pm
PDX
- ICN
1 stop36h 15m
WestJet
Deal found 6/28![WestJet logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 6/30![Multiple Airlines logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 8/185:36 pm
PDX
- ICN
1 stop36h 04m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 8/197:03 am
PDX
- ICN
1 stop22h 37m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 9/156:50 pm
PDX
- ICN
1 stop34h 50m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 11/47:50 am
PDX
- ICN
1 stop19h 40m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 6/29![Multiple Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 10/315:45 pm
PDX
- ICN
1 stop34h 45m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 9/122:40 pm
PDX
- ICN
1 stop39h 00m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$439
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 10/279:33 pm
PDX
- ICN
1 stop30h 57m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 stops50h 45m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$539
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 8/117:15 am
PDX
- GMP
3 stops42h 45m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$542
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 July 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $901 (Kiwi.com) |
One-way from | $375 (Trip.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,284 |
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 July 1, 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
6:50 pm-5:30 pm
2 stops30h 40m
Incheon Intl
Wed 9/16
7:35 pm-8:50 pm
2 stops17h 15m
$1,050
PortlandIncheon
PDX - ICN
PDXICN
Portland
Thu 8/20
6:53 pm-5:30 pm
2 stops30h 37m
Incheon Intl
Mon 8/24
7:35 pm-10:09 am
2 stops30h 34m
$1,050
PortlandIncheon
PDX - ICN
PDXICN
Portland
Wed 10/14
8:02 pm-5:30 pm
2 stops29h 28m
Incheon Intl
Thu 10/29
8:00 pm-8:50 pm
2 stops16h 50m
$1,073
PortlandIncheon
PDX - ICN
PDXICN
Portland
Tue 8/25
6:53 pm-5:30 pm
2 stops30h 37m
Incheon Intl
Thu 8/27
7:35 pm-10:51 pm
2 stops19h 16m
$1,073
PortlandIncheon
PDX - ICN
PDXICN
Portland
Mon 8/31
8:37 pm-5:30 pm
2 stops52h 53m
Incheon Intl
Mon 9/14
7:35 pm-9:07 am
2 stops29h 32m
$1,074
PortlandIncheon
PDX - ICN
PDXICN
Portland
Fri 9/11
5:53 pm-5:30 pm
2 stops31h 37m
Incheon Intl
Fri 9/18
7:35 pm-9:07 am
2 stops29h 32m
$1,076
PortlandIncheon
PDX - ICN
PDXICN
Portland
Thu 9/10
6:50 pm-5:30 pm
2 stops30h 40m
Incheon Intl
Sun 9/20
7:35 pm-9:07 am
2 stops29h 32m
$1,080
PortlandIncheon
PDX - ICN
PDXICN
Portland
Tue 7/28
9:32 am-4:50 pm
1 stop15h 18m
Incheon Intl
Tue 8/25
7:00 pm-7:44 pm
1 stop16h 44m
$1,106
Quickest round-trip
PortlandIncheon
PDX - ICN
PDXICN
Portland
Tue 7/28
7:05 am-4:50 pm
1 stop17h 45m
Incheon Intl
Sat 8/15
7:00 pm-5:14 pm
1 stop14h 14m
$1,106
PortlandIncheon
PDX - ICN
PDXICN
Portland
Mon 9/7
8:37 pm-5:30 pm
2 stops52h 53m
Incheon Intl
Mon 9/14
7:35 pm-9:07 am
2 stops29h 32m
$1,114
Showing 1-10 of 40 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 July.
| 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 July 1, 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.
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Food
8.1
Crew
8.7
Overall
8.4
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Food
8.1
Crew
8.7
Overall
8.4
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Food
8.1
Crew
8.7
Overall
8.4
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Food
8.1
Crew
8.7
Overall
8.4
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Food
8.1
Crew
8.7
Overall
8.4
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Comfort
8.3
Entertainment
8.2
Boarding
8.5
Food
8.1
Crew
8.7
Overall
8.4
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 July 1, 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 July 1, 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 July 1, 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 July 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$791 | Average$1,144 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$815 | Average$1,008 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$881 | Average$1,198 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$910 | Average$1,209 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$916 | Average$1,241 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,155 | Average$1,180 | FlexibilityNo cancel fee | On-time81% |