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Cheap flights from Incheon Intl Airport to Portland from $395

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 3/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Air Canada Logo
5:45 pm - 2:40 pm
ICN
-
PDX
12h 55m
1 stop
Air Canada Logo
7:45 pm - 4:05 pm
PDX
-
ICN
28h 20m
1 stop
$518Air Canada
Fri, Apr 24 - Mon, May 4
Air Canada Logo
6:55 pm - 6:30 pm
ICN
-
PDX
16h 35m
1 stop
Air Canada Logo
7:05 pm - 4:05 pm
PDX
-
ICN
29h 00m
1 stop
$519Air Canada
Wed, Mar 4 - Sun, Mar 29
Air Canada Logo
5:45 pm - 6:30 pm
ICN
-
PDX
16h 45m
1 stop
Air Canada Logo
7:45 pm - 4:05 pm
PDX
-
ICN
28h 20m
1 stop
$520Air Canada
Fri, Apr 24 - Mon, May 4
Asiana Airlines Logo
5:45 pm - 7:05 pm
ICN
-
PDX
17h 20m
1 stop
Asiana Airlines Logo
10:10 am - 4:05 pm
PDX
-
ICN
13h 55m
1 stop
$547Asiana Airlines
Mon, May 25 - Fri, Jun 5
Asiana Airlines Logo
5:45 pm - 2:45 pm
ICN
-
PDX
13h 00m
1 stop
Asiana Airlines Logo
7:45 pm - 4:05 pm
PDX
-
ICN
28h 20m
1 stop
$548Asiana Airlines
Wed, May 13 - Mon, May 18
Air Canada Logo
5:45 pm - 9:30 am
ICN
-
PDX
31h 45m
1 stop
Air Canada Logo
3:25 pm - 4:05 pm
PDX
-
ICN
32h 40m
1 stop
$557Air Canada
Mon, May 25 - Sun, May 31
Air Canada Logo
6:55 pm - 6:30 pm
ICN
-
PDX
16h 35m
1 stop
Air Canada Logo
7:45 pm - 4:05 pm
PDX
-
ICN
28h 20m
1 stop
$565Air Canada
Fri, Mar 6 - Fri, May 1
Air Canada Logo
5:45 pm - 7:05 pm
ICN
-
PDX
17h 20m
1 stop
Air Canada Logo
8:35 am - 4:05 pm
PDX
-
ICN
39h 30m
2 stops
$566Air Canada
Wed, May 27 - Wed, Jun 3
Air Canada Logo
6:55 pm - 6:55 pm
ICN
-
PDX
17h 00m
2 stops
Air Canada Logo
3:15 pm - 4:05 pm
PDX
-
ICN
32h 50m
1 stop
$571Air Canada
Wed, Mar 4 - Sun, Mar 29
Air Canada Logo
5:45 pm - 2:40 pm
ICN
-
PDX
12h 55m
1 stop
Air Canada Logo
7:45 pm - 4:05 pm
PDX
-
ICN
28h 20m
1 stop
$582Air Canada
Fri, Apr 24 - Tue, Jun 30

Asiana Airlines flights from Incheon Intl Airport to Portland

Our best Asiana Airlines deals on Incheon Intl Airport to Portland flight tickets
Asiana Airlines
May 25
ICN5:45 pmIncheon Intl
17h 20m
1 stop
PDX7:05 pmPortland
Jun 5
PDX10:10 amPortland
13h 55m
1 stop
ICN4:05 pmIncheon Intl
$547
Asiana Airlines
May 13
ICN5:45 pmIncheon Intl
13h 00m
1 stop
PDX2:45 pmPortland
May 17
PDX7:45 pmPortland
28h 20m
1 stop
ICN4:05 pmIncheon Intl
$548
Asiana Airlines
May 16
ICN5:45 pmIncheon Intl
13h 00m
1 stop
PDX2:45 pmPortland
May 19
PDX7:45 pmPortland
28h 20m
1 stop
ICN4:05 pmIncheon Intl
$599

Alaska Airlines flights from Incheon Intl Airport to Portland

Our best Alaska Airlines deals on Incheon Intl Airport to Portland flight tickets
Alaska Airlines
May 27
ICN7:35 pmIncheon Intl
33h 58m
2 stops
PDX1:33 pmPortland
Jun 6
PDX9:26 pmPortland
28h 04m
2 stops
ICN5:30 pmIncheon Intl
$668
Alaska Airlines
May 13
ICN7:35 pmIncheon Intl
30h 12m
2 stops
PDX9:47 amPortland
May 16
PDX9:26 pmPortland
28h 04m
2 stops
ICN5:30 pmIncheon Intl
$702

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 February 20, 2026.
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 4/24

5:45 pm-2:40 pm

1 stop12h 55m

Portland

Mon 5/4

7:45 pm-4:05 pm

1 stop28h 20m

$518

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 3/4

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Sun 3/29

7:05 pm-4:05 pm

1 stop29h 00m

$519

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 4/24

5:45 pm-6:30 pm

1 stop16h 45m

Portland

Mon 5/4

7:45 pm-4:05 pm

1 stop28h 20m

$520

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 5/25

5:45 pm-7:05 pm

1 stop17h 20m

Portland

Fri 6/5

10:10 am-4:05 pm

1 stop13h 55m

$547

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 5/13

5:45 pm-2:45 pm

1 stop13h 00m

Portland

Mon 5/18

7:45 pm-4:05 pm

1 stop28h 20m

$548

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 5/25

5:45 pm-9:30 am

1 stop31h 45m

Portland

Sun 5/31

3:25 pm-4:05 pm

1 stop32h 40m

$557

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 3/6

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Fri 5/1

7:45 pm-4:05 pm

1 stop28h 20m

$565

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 5/27

5:45 pm-7:05 pm

1 stop17h 20m

Portland

Wed 6/3

8:35 am-4:05 pm

2 stops39h 30m

$566

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 3/4

6:55 pm-6:55 pm

2 stops17h 00m

Portland

Sun 3/29

3:15 pm-4:05 pm

1 stop32h 50m

$571

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 4/24

5:45 pm-2:40 pm

1 stop12h 55m

Portland

Tue 6/30

7:45 pm-4:05 pm

1 stop28h 20m

$582

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 $612.

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

As of February 2026, prices for Incheon Intl Airport to Portland flights are approximately 46% more expensive 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

17h 20m

Direct flights

None
The fastest flight from Incheon Intl Airport to Portland takes 17h 20m
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 17h 20m, 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
10,732 reviews
Search Air Canada flights
DeltaPriceFrom $635Free CancellationRating
7.9
8,215 reviews
Search Delta flights
Korean AirPriceFrom $662Free CancellationRating
8.4
1,194 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
Rockaway Beach
Depoe Bay
Beaverton
Hillsboro
Hood River
Tigard
Longview
McMinnville
Gresham
Pacific City
The Dalles
Manzanita
Newberg

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Portland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Seoul.

Can I find flights from Seoul to Portland with flexible booking policies on momondo?

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

How can momondo help me find flights from Seoul to Portland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seoul to Portland.

I’m not ready to book a flight from Seoul to Portland right now. Can momondo alert me if prices change?

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