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Cheap flights from Incheon Intl Airport to Portland from $359

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to Portland departing on 2/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Incheon Intl Airport to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
8:05 pm - 8:55 pm
ICN
-
PDX
17h 50m1 stop
Delta Logo
7:10 am - 4:30 pm
PDX
-
ICN
16h 20m1 stop
$588Delta
Fri, Feb 20 - Tue, Feb 24
Hawaiian Airlines Logo
8:35 pm - 5:59 pm
ICN
-
PDX
14h 24m1 stop
Hawaiian Airlines Logo
9:30 pm - 6:35 pm
PDX
-
ICN
28h 05m1 stop
$597Hawaiian Airlines
Sun, Feb 1 - Fri, Feb 6
Delta Logo
8:05 pm - 9:59 pm
ICN
-
PDX
18h 54m1 stop
Delta Logo
5:30 am - 4:30 pm
PDX
-
ICN
18h 00m1 stop
$598Delta
Tue, Dec 23 - Tue, Jan 13
Multiple Airlines Logo
8:35 pm - 12:12 am
ICN
-
PDX
20h 37m1 stop
Multiple Airlines Logo
6:14 am - 6:35 pm
PDX
-
ICN
19h 21m1 stop
$602Multiple Airlines
Sun, Dec 28 - Sat, Jan 3
Air Canada Logo
6:55 pm - 9:15 am
ICN
-
PDX
31h 20m1 stop
Air Canada Logo
9:50 am - 5:10 pm
PDX
-
ICN
14h 20m1 stop
$612Air Canada
Mon, Feb 23 - Fri, Mar 6
Multiple Airlines Logo
8:35 pm - 10:59 pm
ICN
-
PDX
19h 24m1 stop
Multiple Airlines Logo
5:10 am - 6:35 pm
PDX
-
ICN
20h 25m1 stop
$616Multiple Airlines
Sun, Dec 21 - Sun, Dec 28
Air Canada Logo
6:55 pm - 6:30 pm
ICN
-
PDX
16h 35m1 stop
Air Canada Logo
7:05 pm - 5:10 pm
PDX
-
ICN
29h 05m1 stop
$623Air Canada
Sat, Feb 21 - Tue, Mar 3
Multiple Airlines Logo
8:35 pm - 6:18 am
ICN
-
PDX
26h 43m1 stop
Multiple Airlines Logo
1:38 pm - 6:35 pm
PDX
-
ICN
35h 57m1 stop
$627Multiple Airlines
Sun, Dec 28 - Fri, Jan 16
Multiple Airlines Logo
8:35 pm - 12:13 pm
ICN
-
PDX
32h 38m1 stop
Multiple Airlines Logo
7:10 am - 6:35 pm
PDX
-
ICN
18h 25m1 stop
$632Multiple Airlines
Sun, Dec 28 - Fri, Jan 16
Multiple Airlines Logo
8:35 pm - 12:12 am
ICN
-
PDX
20h 37m1 stop
Multiple Airlines Logo
5:35 pm - 6:35 pm
PDX
-
ICN
32h 00m2 stops
$638Multiple Airlines
Sun, Dec 28 - Sat, Jan 3

Delta flights from Incheon Intl Airport to Portland

Our best Delta deals on Incheon Intl Airport to Portland flight tickets
Delta
Feb 20
ICN8:05 pmIncheon Intl
17h 50m
1 stop
PDX8:55 pmPortland
Feb 24
PDX7:10 amPortland
16h 20m
1 stop
ICN4:30 pmIncheon Intl
$588
Find similar
Delta
Feb 19
ICN8:05 pmIncheon Intl
29h 26m
1 stop
PDX8:31 amPortland
Mar 2
PDX7:35 pmPortland
27h 55m
1 stop
ICN4:30 pmIncheon Intl
$598
Find similar
Delta
Mar 2
ICN8:05 pmIncheon Intl
29h 26m
1 stop
PDX8:31 amPortland
Mar 13
PDX5:36 pmPortland
30h 54m
1 stop
ICN4:30 pmIncheon Intl
$649
Find similar

Hawaiian Airlines flights from Incheon Intl Airport to Portland

Our best Hawaiian Airlines deals on Incheon Intl Airport to Portland flight tickets
Hawaiian Airlines
Feb 1
ICN8:35 pmIncheon Intl
14h 24m
1 stop
PDX5:59 pmPortland
Feb 6
PDX9:30 pmPortland
28h 05m
1 stop
ICN6:35 pmIncheon Intl
$597
Find similar
Hawaiian Airlines
Dec 19
ICN8:35 pmIncheon Intl
34h 39m
1 stop
PDX2:14 pmPortland
Jan 2
PDX1:51 pmPortland
35h 44m
1 stop
ICN6:35 pmIncheon Intl
$3,010
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Incheon Intl Airport to Portland 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, momondo users made 832,500 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 2/20

8:05 pm-8:55 pm

1 stop17h 50m

Portland

Tue 2/24

7:10 am-4:30 pm

1 stop16h 20m

$588

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 2/1

8:35 pm-5:59 pm

1 stop14h 24m

Portland

Fri 2/6

9:30 pm-6:35 pm

1 stop28h 05m

$597

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 12/23

8:05 pm-9:59 pm

1 stop18h 54m

Portland

Tue 1/13

5:30 am-4:30 pm

1 stop18h 00m

$598

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/28

8:35 pm-12:12 am

1 stop20h 37m

Portland

Sat 1/3

6:14 am-6:35 pm

1 stop19h 21m

$602

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 2/23

6:55 pm-9:15 am

1 stop31h 20m

Portland

Fri 3/6

9:50 am-5:10 pm

1 stop14h 20m

$612

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/21

8:35 pm-10:59 pm

1 stop19h 24m

Portland

Sun 12/28

5:10 am-6:35 pm

1 stop20h 25m

$616

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sat 2/21

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Tue 3/3

7:05 pm-5:10 pm

1 stop29h 05m

$623

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/28

8:35 pm-6:18 am

1 stop26h 43m

Portland

Fri 1/16

1:38 pm-6:35 pm

1 stop35h 57m

$627

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/28

8:35 pm-12:13 pm

1 stop32h 38m

Portland

Fri 1/16

7:10 am-6:35 pm

1 stop18h 25m

$632

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/28

8:35 pm-12:12 am

1 stop20h 37m

Portland

Sat 1/3

5:35 pm-6:35 pm

2 stops32h 00m

$638

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from Incheon Intl Airport to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Incheon Intl Airport and Portland?

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Incheon Intl Airport is in November. Flight prices, which tend to average around $474, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in November, then you should wait until February to fly from Incheon Intl Airport, when ticket prices are also cheap, with an average price of $614.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Thursday when prices can be found for as low as $792. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Wednesday, with ticket prices averaging around $1,300.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the afternoon when flights can be purchased for as low as $881. In the evening is when there is more demand to fly to Portland, so prices are often more expensive at around $1,239 per ticket.

How have Incheon Intl Airport to Portland flight prices changed over time?

As of December 2025, prices for Incheon Intl Airport to Portland flights are approximately 24% cheaper when compared to flights at the same time last year.

When to book flights from Incheon Intl Airport to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Incheon Intl Airport to Portland according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Incheon Intl Airport to Portland (ICN to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to Portland

Fastest flight time

13h 25m

Direct flights

None
The fastest flight from Incheon Intl Airport to Portland takes 13h 25m
There are no direct flights from Incheon Intl Airport to Portland. There are no popular flight routes from Incheon Intl Airport to Portland.
Search flight deals

  • How far is Incheon Intl to Portland by plane?

    Incheon Intl and Portland are 5272.8 mi apart from one another. Flights usually cover this in 13h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Incheon Intl Airport to Portland Airport?

    Prices for flights from Incheon Intl Airport to Portland Airport are updated daily.

  • How many operators does momondo search for flights from Incheon Intl Airport to Portland Airport?

  • How old do you have to be to fly from Incheon Intl Airport to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Incheon Intl Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Incheon Intl Airport to Portland?

Best airlines flying from Incheon Intl Airport to Portland

Compare and see reviews for airlines that fly from Incheon Intl Airport to Portland with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $474Free CancellationRating
7.1
10,525 reviews
Search Air Canada flights
DeltaPriceFrom $635Free CancellationRating
7.9
8,008 reviews
Search Delta flights
Korean AirPriceFrom $652Free CancellationRating
8.4
1,186 reviews
Search Korean Air flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Depoe Bay
Rockaway Beach
Beaverton
Hillsboro
Hood River
McMinnville
Gresham
Longview
Tigard
The Dalles
Pacific City
Manzanita
Tillamook

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All flight searches from Seoul to Portland on momondo can be filtered to show those which offer flexible booking policies.

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