Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Incheon Intl Airport to Portland from $409

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 8/27. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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 - 6:30 pm
ICN
-
PDX
16h 45m
1 stop
Air Canada Logo
7:05 pm - 4:05 pm
PDX
-
ICN
29h 00m
1 stop
$534Air Canada
Tue, Apr 14 - Tue, Apr 21
Air Canada Logo
5:45 pm - 7:05 pm
ICN
-
PDX
17h 20m
1 stop
Air Canada Logo
10:10 am - 4:05 pm
PDX
-
ICN
13h 55m
1 stop
$535Air Canada
Tue, May 19 - Tue, Jun 2
Air Canada Logo
5:45 pm - 6:30 pm
ICN
-
PDX
16h 45m
1 stop
Air Canada Logo
7:05 pm - 4:05 pm
PDX
-
ICN
29h 00m
1 stop
$538Air Canada
Tue, Apr 14 - Tue, Apr 21
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
$540Air Canada
Fri, Apr 24 - Mon, May 4
Air Canada Logo
5:55 pm - 9:15 am
ICN
-
PDX
31h 20m
1 stop
Air Canada Logo
7:05 pm - 4:05 pm
PDX
-
ICN
29h 00m
1 stop
$543Air Canada
Mon, Mar 16 - Sun, Mar 29
Air Canada Logo
5:45 pm - 2:45 pm
ICN
-
PDX
13h 00m
1 stop
Air Canada Logo
7:45 pm - 4:05 pm
PDX
-
ICN
28h 20m
1 stop
$547Air Canada
Tue, May 19 - Tue, Jun 2
Air Canada Logo
5:45 pm - 2:40 pm
ICN
-
PDX
12h 55m
1 stop
Air Canada Logo
7:05 pm - 4:05 pm
PDX
-
ICN
29h 00m
1 stop
$549Air Canada
Tue, Apr 14 - Tue, Apr 21
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
$550Air Canada
Fri, Apr 24 - Mon, May 4
Delta Logo
7:00 pm - 8:59 pm
ICN
-
PDX
17h 59m
1 stop
Delta Logo
7:32 pm - 4:50 pm
PDX
-
ICN
29h 18m
1 stop
$565Delta
Tue, Apr 7 - Tue, Apr 21
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
$577Air Canada
Fri, Apr 24 - Tue, Jun 30

United Airlines flights from Incheon Intl Airport to Portland

Our best United Airlines deals on Incheon Intl Airport to Portland flight tickets
United Airlines
Apr 24
ICN11:30 amIncheon Intl
38h 18m
2 stops
PDX9:48 amPortland
Apr 28
PDX1:39 pmPortland
22h 41m
1 stop
ICN4:20 amIncheon Intl
$586
United Airlines
Mar 9
ICN5:00 pmIncheon Intl
23h 35m
1 stop
PDX12:35 amPortland
Mar 16
PDX1:39 pmPortland
23h 01m
1 stop
ICN4:40 amIncheon Intl
$611

Korean Air flights from Incheon Intl Airport to Portland

Our best Korean Air deals on Incheon Intl Airport to Portland flight tickets
Korean Air
Jul 13
ICN7:40 pmIncheon Intl
18h 42m
1 stop
PDX10:22 pmPortland
Jul 23
PDX11:10 amPortland
13h 30m
1 stop
ICN4:40 pmIncheon Intl
$789
Korean Air
Jun 10
ICN4:40 pmIncheon Intl
15h 53m
1 stop
PDX4:33 pmPortland
Jun 20
PDX9:19 amPortland
15h 31m
1 stop
ICN4:50 pmIncheon Intl
$791
Korean Air
Jun 10
ICN7:00 pmIncheon Intl
18h 22m
1 stop
PDX9:22 pmPortland
Jun 20
PDX9:19 amPortland
15h 31m
1 stop
ICN4:50 pmIncheon Intl
$796

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 March 6, 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

Cheapest round-trip

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 4/14

5:45 pm-6:30 pm

1 stop16h 45m

Portland

Tue 4/21

7:05 pm-4:05 pm

1 stop29h 00m

$534
Quickest round-trip

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 5/19

5:45 pm-7:05 pm

1 stop17h 20m

Portland

Tue 6/2

10:10 am-4:05 pm

1 stop13h 55m

$535

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 4/14

5:45 pm-6:30 pm

1 stop16h 45m

Portland

Tue 4/21

7:05 pm-4:05 pm

1 stop29h 00m

$538

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

$540

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 3/16

5:55 pm-9:15 am

1 stop31h 20m

Portland

Sun 3/29

7:05 pm-4:05 pm

1 stop29h 00m

$543

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 5/19

5:45 pm-2:45 pm

1 stop13h 00m

Portland

Tue 6/2

7:45 pm-4:05 pm

1 stop28h 20m

$547

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 4/14

5:45 pm-2:40 pm

1 stop12h 55m

Portland

Tue 4/21

7:05 pm-4:05 pm

1 stop29h 00m

$549

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

$550

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 4/7

7:00 pm-8:59 pm

1 stop17h 59m

Portland

Tue 4/21

7:32 pm-4:50 pm

1 stop29h 18m

$565

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 4/24

5:45 pm-6:30 pm

1 stop16h 45m

Portland

Tue 6/30

7:45 pm-4:05 pm

1 stop28h 20m

$577

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 March 2026, prices for Incheon Intl Airport to Portland flights are approximately 37% 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

12h 55m

Direct flights

None
The fastest flight from Incheon Intl Airport to Portland takes 12h 55m
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 55m, 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
10,784 reviews
Search Air Canada flights
DeltaPriceFrom $635Free CancellationRating
7.9
8,261 reviews
Search Delta flights
Korean AirPriceFrom $662Free CancellationRating
8.4
1,200 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
The Dalles
Pacific City
Gresham
Newberg
Manzanita

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?

Yes momondo offers price alerts on flights to Portland from Seoul. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 4/5
Sun 4/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States