$382+ Cheap flights from Portland (PDX) to Incheon Intl (ICN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ICN
Oct 28 — Nov 41
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Incheon Intl 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Incheon Intl
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Best
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One-way
Cheapest flights from Portland to Incheon IntlExplore the most affordable flight options available from Portland to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.
Explore the most affordable flight options available from Portland to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 11/117:04 am -
1 stop21h 16m
Wed 11/187:45 pm -
1 stop18h 02m
Deal found 9/28![Multiple Airlines logo]()
$861
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 11/17:04 am -
1 stop21h 16m
Sat 11/77:45 pm -
1 stop18h 02m
Deal found 9/24![Multiple Airlines logo]()
$901
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 11/75:53 pm -
1 stop34h 27m
Sat 11/147:45 pm -
1 stop18h 02m
Deal found 9/24![Multiple Airlines logo]()
$908
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 11/47:34 am -
1 stop20h 46m
Sun 11/158:40 pm -
2 stops33h 50m
Deal found 9/26![Multiple Airlines logo]()
$917
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 11/105:53 pm -
1 stop34h 27m
Thu 11/195:15 pm -
2 stops23h 40m
Deal found 9/23![Multiple Airlines logo]()
$933
This Air Canada deal was found by Cheapflights users on 9/27. 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.
Sun 11/17:15 pm -
1 stop28h 55m
Thu 11/126:55 pm -
1 stop16h 36m
Deal found 9/27![Air Canada logo]()
$936
This FlightHub deal was found by Cheapflights users on 9/25. 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.
Mon 10/193:30 pm -
1 stop32h 35m
Wed 11/49:00 pm -
2 stops40h 46m
Deal found 9/25![Multiple Airlines logo]()
$952
Best flights from Portland to Incheon IntlDiscover carefully curated flight deals from Portland to Incheon Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
Discover carefully curated flight deals from Portland to Incheon Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/25. 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 11/67:30 pm -
2 stops29h 05m
Sat 11/148:00 pm -
2 stops17h 47m
Deal found 9/25![Alaska Airlines logo]()
$977
This Delta deal was found by Cheapflights users on 9/23. 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.
Wed 10/145:33 am -
1 stop17h 47m
Thu 10/296:45 pm -
1 stop14h 19m
Deal found 9/23![Delta logo]()
$1,008
This United Airlines deal was found by Cheapflights users on 9/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:33 pm -
1 stop24h 47m
Wed 10/215:15 pm -
2 stops37h 50m
Deal found 9/27![United Airlines logo]()
$1,020
This Cathay Pacific deal was found by Cheapflights users on 9/23. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:18 pm -
2 stops26h 22m
Mon 10/267:35 pm -
2 stops31h 09m
Deal found 9/23![Cathay Pacific logo]()
$1,170
This Alaska Airlines deal was found by Cheapflights users on 9/26. 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 1/286:10 pm -
2 stops30h 25m
Fri 2/198:00 pm -
2 stops30h 46m
Deal found 9/26![Alaska Airlines logo]()
$982
This Delta deal was found by Cheapflights users on 9/27. 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.
Sun 10/115:33 am -
1 stop17h 47m
Sun 10/187:20 pm -
1 stop20h 27m
Deal found 9/27![Delta logo]()
$1,058
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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 1/216:10 pm -
2 stops30h 25m
Sat 1/238:00 pm -
2 stops17h 49m
Deal found 9/28![Alaska Airlines logo]()
$982
This United Airlines deal was found by Cheapflights users on 9/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:27 pm -
2 stops32h 33m
Fri 10/306:00 pm -
2 stops19h 13m
Deal found 9/24![United Airlines logo]()
$1,112
This Alaska Airlines deal was found by Cheapflights users on 9/26. 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.
Sat 11/148:08 am -
1 stop16h 27m
Mon 11/308:00 pm -
2 stops34h 50m
Deal found 9/26![Alaska Airlines logo]()
$1,046
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 12/289:30 pm -
2 stops51h 05m
Thu 1/218:00 pm -
2 stops17h 49m
Deal found 9/23![Alaska Airlines logo]()
$1,116
This Alaska Airlines deal was found by Cheapflights users on 9/25. 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 1/196:10 pm -
2 stops30h 25m
Sun 1/318:00 pm -
2 stops17h 50m
Deal found 9/25![Alaska Airlines logo]()
$1,127
Last-minute flights from Portland to Incheon IntlDiscover last-minute flight deals from Portland to Incheon Intl. Data last updated September 28, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Incheon Intl. Data last updated September 28, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:30 am -
1 stop17h 30m
Mon 10/124:50 pm -
1 stop17h 41m
Deal found 9/25![United Airlines logo]()
$1,008
This United Airlines deal was found by Cheapflights users on 9/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:30 am -
1 stop17h 30m
Tue 10/2011:30 am -
2 stops19h 36m
Deal found 9/25![United Airlines logo]()
$1,012
This FlightHub deal was found by Cheapflights users on 9/24. 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.
Tue 10/137:45 pm -
1 stop28h 20m
Mon 12/149:00 am -
2 stops26h 31m
Deal found 9/24![Multiple Airlines logo]()
$959
This Air Canada deal was found by Cheapflights users on 9/26. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:45 pm -
1 stop28h 20m
Tue 10/205:45 pm -
1 stop17h 26m
Deal found 9/26![Air Canada logo]()
$992
This Alaska Airlines deal was found by Cheapflights users on 9/25. 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 10/175:48 pm -
2 stops31h 42m
Sat 10/247:35 pm -
2 stops29h 54m
Deal found 9/25![Alaska Airlines logo]()
$994
This Air Canada deal was found by Cheapflights users on 9/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:45 pm -
1 stop28h 20m
Fri 10/305:55 pm -
1 stop12h 46m
Deal found 9/28![Air Canada logo]()
$973
This Air Canada deal was found by Cheapflights users on 9/27. 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.
Sun 10/187:45 pm -
1 stop28h 20m
Wed 10/215:45 pm -
1 stop17h 26m
Deal found 9/27![Air Canada logo]()
$993
This FlightHub deal was found by Cheapflights users on 9/25. 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.
Mon 10/193:30 pm -
1 stop32h 35m
Wed 11/49:00 pm -
2 stops40h 46m
Deal found 9/25![Multiple Airlines logo]()
$952
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 10/215:48 pm -
1 stop18h 37m
Wed 10/289:00 pm -
1 stop15h 50m
Deal found 9/23![Multiple Airlines logo]()
$1,003
This FlightHub deal was found by Cheapflights users on 9/28. 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.
Sat 10/247:45 pm -
1 stop28h 25m
Sun 11/19:00 pm -
2 stops53h 26m
Deal found 9/28![Multiple Airlines logo]()
$989
This Air Canada deal was found by Cheapflights users on 9/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:45 pm -
1 stop28h 25m
Sun 11/16:55 pm -
1 stop16h 36m
Deal found 9/28![Air Canada logo]()
$1,011
This Air Canada deal was found by Cheapflights users on 9/27. 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.
Tue 10/2710:00 am -
1 stop14h 10m
Tue 11/106:55 pm -
1 stop12h 46m
Deal found 9/27![Air Canada logo]()
$936
One-way flights from Portland to Incheon IntlSearch for one-way flight options from Portland to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
Search for one-way flight options from Portland to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 10/2810:48 am -
1 stop18h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$382
This Air Canada deal was found by Cheapflights users on 9/25. 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.
Tue 1/267:00 am -
1 stop17h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Air Canada logo]()
$472
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 1/92:46 pm -
1 stop37h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$474
This Justfly.com deal was found by Cheapflights users on 9/24. 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.
Mon 2/17:10 pm -
1 stop29h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Air Canada logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 1/3010:59 am -
1 stop17h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$486
This FlightHub deal was found by Cheapflights users on 9/24. 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.
Mon 2/17:10 pm -
2 stops38h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$488
This Air Canada deal was found by Cheapflights users on 9/25. 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.
Tue 1/267:10 pm -
2 stops24h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$499
This deal was found by Cheapflights users on 9/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:00 am -
1 stop14h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Air Canada logo]()
$513
This United Airlines deal was found by Cheapflights users on 9/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:30 pm -
2 stops23h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![United Airlines logo]()
$517
This Kiwi.com deal was found by Cheapflights users on 9/24. 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 3/2210:30 am -
1 stop18h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$528
Find flight deals from Portland to Incheon Intl
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Incheon Intl (ICN). 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 September 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $861 (Kiwi.com) |
One-way from | $382 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,287 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Incheon Intl 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 7,457,451 searches. Data last updated September 28, 2026.
Use the filters below to find and compare flights from Portland to Incheon Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandIncheon
PDX Portland - ICN Incheon Intl
PDXICN
Portland
Mon 2/1
7:10 pm-2:15 am
2 stops38h 05m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$488
PortlandIncheon
PDX Portland - ICN Incheon Intl
PDXICN
Portland
Wed 11/4
7:10 am-4:15 pm
1 stop16h 05m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$517
PortlandIncheon
PDX Portland - ICN Incheon Intl
PDXICN
Portland
Sat 10/17
10:33 pm-3:20 pm
1 stop24h 47m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$582
PortlandIncheon
PDX Portland - ICN Incheon Intl
PDXICN
Portland
Sun 10/4
7:37 pm-11:00 am
2 stops23h 23m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$671
PortlandIncheon
PDX Portland - ICN Incheon Intl
PDXICN
Portland
Sat 10/3
11:03 am-9:15 pm
2 stops18h 12m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$690
PortlandIncheon
PDX Portland - ICN Incheon Intl
PDXICN
Portland
Mon 3/22
10:59 pm-12:40 am
3 stops33h 41m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$691
Quickest round-trip
PortlandIncheon
PDX Portland - ICN Incheon Intl
PDXICN
Portland
Sat 12/26
10:00 am-5:10 pm
1 stop14h 10m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$692
PortlandIncheon
PDX Portland - ICN Incheon Intl
PDXICN
Portland
Sun 1/31
4:05 pm-4:25 pm
3 stops31h 20m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$699
PortlandIncheon
PDX Portland - ICN Incheon Intl
PDXICN
Portland
Sat 10/3
5:40 am-3:20 pm
1 stop17h 40m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$712
PortlandIncheon
PDX Portland - ICN Incheon Intl
PDXICN
Portland
Sat 1/30
4:05 pm-4:15 pm
3 stops55h 10m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$730
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Portland to Incheon Intl
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 Incheon Intl in September.
| 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 | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Portland-Incheon Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Incheon Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Incheon Intl Airport 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-Incheon Intl Airport 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 Incheon Intl
Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Portland with our price prediction graph.
PDX-ICN
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 Incheon Intl Airport
How far ahead should I book a flight from Portland to Incheon Intl Airport?
The best time to book flights from Portland to Incheon Intl Airport is 34 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Portland to Incheon Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Portland to Incheon Intl Airport (average of $989). Flying from Portland to Incheon Intl Airport in December is currently the most expensive (average of $1,677). 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 Incheon Intl Airport?
Airfare is below average for this route at the moment.
Portland to Incheon Intl Airport flights typically cost between $985 and $1,380 in November.The cheapest round-trip price found within the last 5 days was $861 on Multiple Airlines (Nov 11-Nov 18).
Reviews of airlines servicing Incheon Intl
Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated September 28, 2026.
See what other customers who have flown with Korean Air,Asiana Airlines, andAlaska Airlines from Portland to Incheon Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.4
Boarding
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Overall
8.4
Boarding
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Overall
8.4
Boarding
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Overall
8.4
Boarding
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Overall
8.4
Boarding
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Overall
8.4
Boarding
8.5
Comfort
8.3
Crew
8.7
Entertainment
8.2
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Related info for your journey
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Top 6 airlines flying from Portland to Incheon Intl
Discover the top 6 airlines that operate flights from Portland to Incheon Intl. 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 7,457,451 searches. Data last updated September 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$131 | Average$1,053 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$791 | Average$1,239 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$914 | Average$1,265 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$915 | Average$1,336 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$921 | Average$1,333 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,172 | Average$1,287 | FlexibilityNo cancel fee | On-time81% |