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Cheap flights from Incheon Intl Airport to Portland from $397

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 2/18. 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.
Hawaiian Airlines Logo
8:35 pm - 8:47 pm
ICN
-
PDX
17h 12m1 stop
Hawaiian Airlines Logo
5:35 pm - 6:35 pm
PDX
-
ICN
32h 00m1 stop
$575Hawaiian Airlines
Sun, Feb 1 - Fri, Feb 6
American Airlines Logo
7:15 pm - 11:07 am
ICN
-
PDX
32h 52m1 stop
American Airlines Logo
11:59 pm - 4:45 pm
PDX
-
ICN
23h 46m1 stop
$582American Airlines
Thu, Feb 19 - Mon, Mar 2
Multiple Airlines Logo
8:35 pm - 10:46 pm
ICN
-
PDX
19h 11m1 stop
Multiple Airlines Logo
7:05 am - 6:35 pm
PDX
-
ICN
18h 30m1 stop
$589Multiple Airlines
Sat, Feb 7 - Fri, Feb 13
American Airlines Logo
7:15 pm - 6:09 pm
ICN
-
PDX
39h 54m1 stop
American Airlines Logo
11:59 pm - 4:45 pm
PDX
-
ICN
23h 46m1 stop
$593American Airlines
Thu, Feb 19 - Mon, Mar 2
Hawaiian Airlines Logo
8:35 pm - 9:10 pm
ICN
-
PDX
17h 35m1 stop
Hawaiian Airlines Logo
9:19 pm - 6:35 pm
PDX
-
ICN
29h 16m1 stop
$594Hawaiian Airlines
Mon, Mar 2 - Fri, Mar 13
Delta Logo
8:05 pm - 8:33 am
ICN
-
PDX
29h 28m1 stop
Delta Logo
11:15 am - 4:30 pm
PDX
-
ICN
36h 15m1 stop
$595Delta
Thu, Jan 29 - Sat, Feb 28
Air Canada Logo
6:55 pm - 9:15 am
ICN
-
PDX
31h 20m1 stop
Air Canada Logo
3:15 pm - 5:10 pm
PDX
-
ICN
32h 55m1 stop
$601Air Canada
Mon, Feb 9 - Sun, Feb 22
Multiple Airlines Logo
8:35 pm - 5:59 pm
ICN
-
PDX
14h 24m1 stop
Multiple Airlines Logo
10:30 am - 6:35 pm
PDX
-
ICN
15h 05m1 stop
$602Multiple Airlines
Mon, Feb 9 - Sun, Mar 1
Multiple Airlines Logo
8:35 pm - 8:47 pm
ICN
-
PDX
17h 12m1 stop
Multiple Airlines Logo
9:10 am - 6:35 pm
PDX
-
ICN
16h 25m1 stop
$604Multiple Airlines
Sun, Feb 1 - Fri, Feb 6
American Airlines Logo
7:15 pm - 12:16 am
ICN
-
PDX
22h 01m2 stops
American Airlines Logo
11:59 pm - 4:45 pm
PDX
-
ICN
23h 46m1 stop
$605American Airlines
Fri, Feb 20 - Mon, Mar 2

American Airlines flights from Incheon Intl Airport to Portland

Our best American Airlines deals on Incheon Intl Airport to Portland flight tickets
American Airlines
Feb 19
ICN7:15 pmIncheon Intl
32h 52m
1 stop
PDX11:07 amPortland
Mar 2
PDX11:59 pmPortland
23h 46m
1 stop
ICN4:45 pmIncheon Intl
$582
Find similar
American Airlines
Feb 19
ICN7:15 pmIncheon Intl
39h 54m
1 stop
PDX6:09 pmPortland
Mar 2
PDX11:59 pmPortland
23h 46m
1 stop
ICN4:45 pmIncheon Intl
$593
Find similar
American Airlines
Feb 20
ICN7:15 pmIncheon Intl
22h 01m
2 stops
PDX12:16 amPortland
Mar 2
PDX11:59 pmPortland
23h 46m
1 stop
ICN4:45 pmIncheon Intl
$605
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
17h 12m
1 stop
PDX8:47 pmPortland
Feb 6
PDX5:35 pmPortland
32h 00m
1 stop
ICN6:35 pmIncheon Intl
$575
Find similar
Hawaiian Airlines
Mar 2
ICN8:35 pmIncheon Intl
17h 35m
1 stop
PDX9:10 pmPortland
Mar 13
PDX9:19 pmPortland
29h 16m
1 stop
ICN6:35 pmIncheon Intl
$594
Find similar
Hawaiian Airlines
Mar 2
ICN8:35 pmIncheon Intl
17h 35m
1 stop
PDX9:10 pmPortland
Mar 13
PDX5:40 pmPortland
32h 55m
1 stop
ICN6:35 pmIncheon Intl
$637
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 26, 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

Sun 2/1

8:35 pm-8:47 pm

1 stop17h 12m

Portland

Fri 2/6

5:35 pm-6:35 pm

1 stop32h 00m

$575

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Thu 2/19

7:15 pm-11:07 am

1 stop32h 52m

Portland

Mon 3/2

11:59 pm-4:45 pm

1 stop23h 46m

$582

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sat 2/7

8:35 pm-10:46 pm

1 stop19h 11m

Portland

Fri 2/13

7:05 am-6:35 pm

1 stop18h 30m

$589

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Thu 2/19

7:15 pm-6:09 pm

1 stop39h 54m

Portland

Mon 3/2

11:59 pm-4:45 pm

1 stop23h 46m

$593

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 3/2

8:35 pm-9:10 pm

1 stop17h 35m

Portland

Fri 3/13

9:19 pm-6:35 pm

1 stop29h 16m

$594

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Thu 1/29

8:05 pm-8:33 am

1 stop29h 28m

Portland

Sat 2/28

11:15 am-4:30 pm

1 stop36h 15m

$595

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 2/9

6:55 pm-9:15 am

1 stop31h 20m

Portland

Sun 2/22

3:15 pm-5:10 pm

1 stop32h 55m

$601

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 2/9

8:35 pm-5:59 pm

1 stop14h 24m

Portland

Sun 3/1

10:30 am-6:35 pm

1 stop15h 05m

$602

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 2/1

8:35 pm-8:47 pm

1 stop17h 12m

Portland

Fri 2/6

9:10 am-6:35 pm

1 stop16h 25m

$604

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 2/20

7:15 pm-12:16 am

2 stops22h 01m

Portland

Mon 3/2

11:59 pm-4:45 pm

1 stop23h 46m

$605

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

12h 37m

Direct flights

None
The fastest flight from Incheon Intl Airport to Portland takes 12h 37m
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 12h 37m, 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
10,562 reviews
Search Air Canada flights
DeltaPriceFrom $635Free CancellationRating
7.9
8,018 reviews
Search Delta flights
Korean AirPriceFrom $652Free CancellationRating
8.4
1,185 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
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Depoe Bay
Rockaway Beach
Beaverton
Hillsboro
Hood River
McMinnville
Gresham
Tigard
Longview
Pacific City
The Dalles
Manzanita
Clackamas

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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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