Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Incheon Intl Airport to Portland from $429

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Incheon Intl Airport to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:50 pm - 9:50 amICN  Incheon Intl-PDX Portland
33h 00m2 stops San Francisco Newark
United Airlines Logo
7:29 pm - 3:00 pmPDX  Portland-ICN Incheon Intl
27h 31m1 stop San Francisco
$773United Airlines
Wed, Oct 7 - Sat, Oct 10
Air Canada Logo
5:45 pm - 7:06 pmICN  Incheon Intl-PDX Portland
17h 21m1 stop Vancouver Intl
Air Canada Logo
10:00 am - 4:10 pmPDX  Portland-ICN Incheon Intl
14h 10m1 stop Vancouver Intl
$777Air Canada
Mon, Oct 5 - Mon, Oct 26
Multiple Airlines Logo
5:45 pm - 7:11 pmICN  Incheon Intl-PDX Portland
17h 26m1 stop Vancouver Intl
Multiple Airlines Logo
5:30 am - 4:05 pmPDX  Portland-ICN Incheon Intl
18h 35m2 stops San Francisco Vancouver Intl
$780Multiple Airlines
Mon, Sep 14 - Wed, Sep 23
Air Canada Logo
5:45 pm - 7:11 pmICN  Incheon Intl-PDX Portland
17h 26m1 stop Vancouver Intl
Air Canada Logo
7:45 pm - 4:05 pmPDX  Portland-ICN Incheon Intl
28h 20m1 stop Vancouver Intl
$780Air Canada
Mon, Sep 14 - Wed, Sep 23
Delta Logo
7:00 pm - 5:04 pmICN  Incheon Intl-PDX Portland
14h 04m1 stop Seattle/Tacoma Intl
Delta Logo
8:44 pm - 4:50 pmPDX  Portland-ICN Incheon Intl
28h 06m1 stop Seattle/Tacoma Intl
$805Delta
Wed, Oct 7 - Tue, Oct 13
Delta Logo
7:00 pm - 5:04 pmICN  Incheon Intl-PDX Portland
14h 04m1 stop Seattle/Tacoma Intl
Delta Logo
5:30 am - 4:50 pmPDX  Portland-ICN Incheon Intl
19h 20m1 stop Seattle/Tacoma Intl
$805Delta
Tue, Oct 6 - Mon, Oct 12
Korean Air Logo
7:40 pm - 10:19 pmICN  Incheon Intl-PDX Portland
18h 39m1 stop Los Angeles
Korean Air Logo
6:45 am - 5:50 pmPDX  Portland-ICN Incheon Intl
19h 05m1 stop Los Angeles
$875Korean Air
Thu, Oct 8 - Wed, Oct 14
Korean Air Logo
7:00 pm - 5:04 pmICN  Incheon Intl-PDX Portland
14h 04m1 stop Seattle/Tacoma Intl
Korean Air Logo
6:45 am - 5:50 pmPDX  Portland-ICN Incheon Intl
19h 05m1 stop Los Angeles
$875Korean Air
Wed, Oct 7 - Wed, Oct 14
Alaska Airlines Logo
7:35 pm - 9:56 pmICN  Incheon Intl-PDX Portland
18h 21m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:09 am - 5:30 pmPDX  Portland-ICN Incheon Intl
18h 21m1 stop Seattle/Tacoma Intl
$885Alaska Airlines
Fri, Oct 9 - Sun, Oct 11
Alaska Airlines Logo
7:35 pm - 9:07 amICN  Incheon Intl-PDX Portland
29h 32m2 stops Seattle/Tacoma Intl San Francisco
Alaska Airlines Logo
3:48 pm - 5:30 pmPDX  Portland-ICN Incheon Intl
33h 42m1 stop Seattle/Tacoma Intl
$901Alaska Airlines
Sun, Sep 27 - Sat, Oct 10

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

Delta flights from Incheon Intl Airport to Portland

Our best Delta deals on Incheon Intl Airport to Portland flight tickets
Delta
Oct 5
ICN7:00 pmIncheon Intl
20h 54m
1 stop
PDX11:54 pmPortland
Oct 12
PDX5:30 amPortland
19h 20m
1 stop
ICN4:50 pmIncheon Intl
$805
Delta
Oct 7
ICN7:00 pmIncheon Intl
17h 00m
1 stop
PDX8:00 pmPortland
Oct 14
PDX5:30 amPortland
19h 10m
1 stop
ICN4:40 pmIncheon Intl
$875
Delta
Oct 3
ICN7:00 pmIncheon Intl
19h 31m
1 stop
PDX10:31 pmPortland
Oct 15
PDX5:30 amPortland
19h 10m
1 stop
ICN4:40 pmIncheon Intl
$930

United Airlines flights from Incheon Intl Airport to Portland

Our best United Airlines deals on Incheon Intl Airport to Portland flight tickets
United Airlines
Oct 7
ICN4:50 pmIncheon Intl
33h 00m
2 stops
PDX9:50 amPortland
Oct 10
PDX7:29 pmPortland
27h 31m
1 stop
ICN3:00 pmIncheon Intl
$773
United Airlines
Sep 14
ICN4:50 pmIncheon Intl
32h 42m
2 stops
PDX9:32 amPortland
Sep 16
PDX10:56 amPortland
36h 04m
2 stops
ICN3:00 pmIncheon Intl
$774
United Airlines
Oct 28
ICN11:45 amIncheon Intl
27h 24m
2 stops
PDX11:09 pmPortland
Nov 1
PDX5:30 amPortland
17h 45m
1 stop
ICN4:15 pmIncheon Intl
$806

momondo Fare Finder

 
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 Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Wed 10/7

4:50 pm-9:50 am

2 stops33h 00m

Portland

Sat 10/10

7:29 pm-3:00 pm

1 stop27h 31m

$773
Quickest round-trip

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Mon 10/5

5:45 pm-7:06 pm

1 stop17h 21m

Portland

Mon 10/26

10:00 am-4:10 pm

1 stop14h 10m

$777

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Mon 9/14

5:45 pm-7:11 pm

1 stop17h 26m

Portland

Wed 9/23

5:30 am-4:05 pm

2 stops18h 35m

$780

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Mon 9/14

5:45 pm-7:11 pm

1 stop17h 26m

Portland

Wed 9/23

7:45 pm-4:05 pm

1 stop28h 20m

$780

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Wed 10/7

7:00 pm-5:04 pm

1 stop14h 04m

Portland

Tue 10/13

8:44 pm-4:50 pm

1 stop28h 06m

$805

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Tue 10/6

7:00 pm-5:04 pm

1 stop14h 04m

Portland

Mon 10/12

5:30 am-4:50 pm

1 stop19h 20m

$805

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Thu 10/8

7:40 pm-10:19 pm

1 stop18h 39m

Portland

Wed 10/14

6:45 am-5:50 pm

1 stop19h 05m

$875

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Wed 10/7

7:00 pm-5:04 pm

1 stop14h 04m

Portland

Wed 10/14

6:45 am-5:50 pm

1 stop19h 05m

$875

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Fri 10/9

7:35 pm-9:56 pm

1 stop18h 21m

Portland

Sun 10/11

7:09 am-5:30 pm

1 stop18h 21m

$885

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Sun 9/27

7:35 pm-9:07 am

2 stops29h 32m

Portland

Sat 10/10

3:48 pm-5:30 pm

1 stop33h 42m

$901

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?

Prices are currently low for flights on this route.

Typical prices usually range from $1,368 to $1,766.
The lowest price recently found on this route was $773.

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 February to fly from Incheon Intl Airport, when ticket prices are also cheap, with an average price of $604.

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

As of August 2026, prices for Incheon Intl Airport to Portland flights are approximately 1% 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

Best Price Found

$429

Fastest flight time

14h 14m

Direct flights

None
The best one-way flight to Portland from Incheon Intl Airport in the past 72 hours is $429. The best round-trip flight deal from Incheon Intl Airport to Portland found on momondo in the last 72 hours is $773.
The fastest flight from Incheon Intl Airport to Portland takes 14h 14m
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

Frequently asked questions about flying from Incheon Intl Airport to Portland

  • 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 14h 14m, 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
Alaska AirlinesPriceFrom $337Free CancellationRating
7.9
12,813 reviews
Search Alaska Airlines flights
Air CanadaPriceFrom $565Free CancellationRating
7.1
11,497 reviews
Search Air Canada flights
DeltaPriceFrom $622Free CancellationRating
7.8
8,499 reviews
Search Delta flights
Korean AirPriceFrom $662Free CancellationRating
8.4
1,221 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
Vancouver
Cannon Beach
Salem
Astoria
Long Beach
Beaverton
Rockaway Beach
Hillsboro
Tigard
Depoe Bay
Longview
Hood River
Newberg
Clackamas
Troutdale
Gresham
Kelso
Wilsonville

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
Thu 9/17
Thu 9/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States