Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Incheon Intl Airport to Portland from $374

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 12/12. 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
6:55 pm - 2:40 pmICN-PDX
12h 45m1 stop
Air Canada Logo
9:50 am - 5:10 pmPDX-ICN
14h 20m1 stop
$546Air Canada
Find Deal
Wed, Nov 26 - Fri, Dec 5
Air Canada Logo
6:55 pm - 6:30 pmICN-PDX
16h 35m1 stop
Air Canada Logo
9:50 am - 5:10 pmPDX-ICN
14h 20m1 stop
$548Air Canada
Find Deal
Wed, Nov 26 - Fri, Dec 5
Air Canada Logo
6:55 pm - 6:30 pmICN-PDX
16h 35m1 stop
Air Canada Logo
7:00 pm - 5:10 pmPDX-ICN
29h 10m1 stop
$568Air Canada
Find Deal
Thu, Dec 25 - Sun, Jan 4
Air Canada Logo
5:55 pm - 2:40 pmICN-PDX
13h 45m1 stop
Air Canada Logo
7:00 pm - 5:10 pmPDX-ICN
29h 10m1 stop
$572Air Canada
Find Deal
Wed, Dec 17 - Sat, Feb 28
Air Canada Logo
6:55 pm - 2:40 pmICN-PDX
12h 45m1 stop
Air Canada Logo
7:00 pm - 5:10 pmPDX-ICN
29h 10m1 stop
$574Air Canada
Find Deal
Sun, Nov 23 - Tue, Dec 2
Air Canada Logo
5:55 pm - 6:30 pmICN-PDX
17h 35m1 stop
Air Canada Logo
7:00 pm - 5:10 pmPDX-ICN
29h 10m1 stop
$575Air Canada
Find Deal
Wed, Dec 17 - Sat, Feb 28
Air Canada Logo
6:55 pm - 6:30 pmICN-PDX
16h 35m1 stop
Air Canada Logo
7:00 pm - 5:10 pmPDX-ICN
29h 10m1 stop
$597Air Canada
Find Deal
Thu, Dec 25 - Sat, Jan 3
Alaska Airlines Logo
8:35 pm - 12:18 amICN-PDX
20h 43m1 stop
Alaska Airlines Logo
5:50 pm - 6:35 pmPDX-ICN
31h 45m2 stops
$603Alaska Airlines
Find Deal
Sat, Nov 22 - Wed, Dec 3
Air Canada Logo
6:55 pm - 6:30 pmICN-PDX
16h 35m1 stop
Air Canada Logo
7:00 pm - 4:00 pmPDX-ICN
28h 00m1 stop
$604Air Canada
Find Deal
Sat, Feb 7 - Fri, Feb 13
Air Canada Logo
5:55 pm - 2:40 pmICN-PDX
13h 45m1 stop
Air Canada Logo
9:50 am - 5:10 pmPDX-ICN
14h 20m1 stop
$606Air Canada
Find Deal
Sun, Dec 21 - Sun, Dec 28

Air Canada flights from Incheon Intl Airport to Portland

Our best Air Canada deals on Incheon Intl Airport to Portland flight tickets
Air Canada
Dec 23
ICN6:55 pmIncheon Intl
31h 20m
1 stop
PDX9:15 amPortland
Jan 12
PDX7:00 pmPortland
28h 00m
1 stop
ICN4:00 pmIncheon Intl
$546
Find similar
Air Canada
Nov 26
ICN6:55 pmIncheon Intl
16h 35m
1 stop
PDX6:30 pmPortland
Dec 5
PDX9:50 amPortland
14h 20m
1 stop
ICN5:10 pmIncheon Intl
$548
Find similar
Air Canada
Dec 25
ICN6:55 pmIncheon Intl
16h 35m
1 stop
PDX6:30 pmPortland
Jan 4
PDX7:00 pmPortland
29h 10m
1 stop
ICN5:10 pmIncheon Intl
$568
Find similar

Alaska Airlines flights from Incheon Intl Airport to Portland

Our best Alaska Airlines deals on Incheon Intl Airport to Portland flight tickets
Alaska Airlines
Nov 22
ICN8:35 pmIncheon Intl
20h 43m
1 stop
PDX12:18 amPortland
Dec 3
PDX5:50 pmPortland
31h 45m
2 stops
ICN6:35 pmIncheon Intl
$603
Find similar
Alaska Airlines
Jan 30
ICN8:35 pmIncheon Intl
17h 12m
1 stop
PDX8:47 pmPortland
Mar 1
PDX8:30 amPortland
17h 05m
1 stop
ICN6:35 pmIncheon Intl
$609
Find similar
Alaska Airlines
Jan 31
ICN8:35 pmIncheon Intl
14h 19m
1 stop
PDX5:54 pmPortland
Feb 28
PDX9:19 pmPortland
28h 16m
1 stop
ICN6:35 pmIncheon Intl
$620
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 November 12, 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

Wed 11/26

6:55 pm-2:40 pm

1 stop12h 45m

Portland

Fri 12/5

9:50 am-5:10 pm

1 stop14h 20m

$546

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 11/26

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Fri 12/5

9:50 am-5:10 pm

1 stop14h 20m

$548

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Thu 12/25

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Sun 1/4

7:00 pm-5:10 pm

1 stop29h 10m

$568

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 12/17

5:55 pm-2:40 pm

1 stop13h 45m

Portland

Sat 2/28

7:00 pm-5:10 pm

1 stop29h 10m

$572

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 11/23

6:55 pm-2:40 pm

1 stop12h 45m

Portland

Tue 12/2

7:00 pm-5:10 pm

1 stop29h 10m

$574

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 12/17

5:55 pm-6:30 pm

1 stop17h 35m

Portland

Sat 2/28

7:00 pm-5:10 pm

1 stop29h 10m

$575

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Thu 12/25

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Sat 1/3

7:00 pm-5:10 pm

1 stop29h 10m

$597

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sat 11/22

8:35 pm-12:18 am

1 stop20h 43m

Portland

Wed 12/3

5:50 pm-6:35 pm

2 stops31h 45m

$603

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sat 2/7

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Fri 2/13

7:00 pm-4:00 pm

1 stop28h 00m

$604

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/21

5:55 pm-2:40 pm

1 stop13h 45m

Portland

Sun 12/28

9:50 am-5:10 pm

1 stop14h 20m

$606

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 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 $505, 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 October to fly from Incheon Intl Airport, when ticket prices are also cheap, with an average price of $708.

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 November 2025, prices for Incheon Intl Airport to Portland flights are approximately 29% 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

Direct flights

None
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 45m, 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
10,443 reviews
Search Air Canada flights
DeltaPriceFrom $698Free CancellationRating
7.9
8,008 reviews
Search Delta flights
Korean AirPriceFrom $706Free CancellationRating
8.4
1,163 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
Gresham
McMinnville
Longview
The Dalles
Pacific City
Tigard
Manzanita
Tillamook

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
Fri 12/12
Fri 12/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States