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Cheap flights from Incheon Intl Airport to Portland from $582

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.
Alaska Airlines Logo
8:00 pm - 8:58 pmICN  Incheon Intl-PDX Portland
16h 58m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
2:30 pm - 5:35 pmPDX  Portland-ICN Incheon Intl
35h 05m1 stop Seattle/Tacoma Intl
$758Alaska Airlines
Sun, Oct 25 - Wed, Oct 28
Alaska Airlines Logo
8:00 pm - 11:02 pmICN  Incheon Intl-PDX Portland
19h 02m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:09 am - 5:35 pmPDX  Portland-ICN Incheon Intl
18h 26m1 stop Seattle/Tacoma Intl
$758Alaska Airlines
Sun, Oct 25 - Thu, Oct 29
Alaska Airlines Logo
8:00 pm - 4:48 pmICN  Incheon Intl-PDX Portland
13h 48m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:08 am - 5:35 pmPDX  Portland-ICN Incheon Intl
18h 27m1 stop Seattle/Tacoma Intl
$758Alaska Airlines
Sun, Nov 1 - Sun, Nov 15
Air Canada Logo
6:55 pm - 2:41 pmICN  Incheon Intl-PDX Portland
12h 46m1 stop Vancouver Intl
Air Canada Logo
7:00 am - 5:10 pmPDX  Portland-ICN Incheon Intl
17h 10m1 stop Vancouver Intl
$860Air Canada
Wed, Nov 18 - Fri, Nov 27
Air Canada Logo
6:55 pm - 2:41 pmICN  Incheon Intl-PDX Portland
12h 46m1 stop Vancouver Intl
Air Canada Logo
10:00 am - 5:10 pmPDX  Portland-ICN Incheon Intl
14h 10m1 stop Vancouver Intl
$869Air Canada
Mon, Nov 9 - Mon, Nov 16
Multiple Airlines Logo
6:55 pm - 6:31 pmICN  Incheon Intl-PDX Portland
16h 36m1 stop Vancouver Intl
Multiple Airlines Logo
10:00 am - 10:15 pmPDX  Portland-ICN Incheon Intl
19h 15m2 stops Vancouver Intl Tokyo Narita
$872Multiple Airlines
Wed, Nov 18 - Fri, Nov 27
Air Canada Logo
5:45 pm - 7:11 pmICN  Incheon Intl-PDX Portland
17h 26m1 stop Vancouver Intl
Air Canada Logo
7:15 pm - 4:10 pmPDX  Portland-ICN Incheon Intl
28h 55m1 stop Vancouver Intl
$918Air Canada
Thu, Oct 22 - Sun, Oct 25
Delta Logo
6:45 pm - 10:52 amICN  Incheon Intl-PDX Portland
33h 07m1 stop Seattle/Tacoma Intl
Delta Logo
5:51 pm - 5:45 pmPDX  Portland-ICN Incheon Intl
30h 54m1 stop Seattle/Tacoma Intl
$985Delta
Mon, Nov 16 - Sat, Nov 28
Delta Logo
6:45 pm - 9:07 amICN  Incheon Intl-PDX Portland
31h 22m1 stop Seattle/Tacoma Intl
Delta Logo
1:38 pm - 5:45 pmPDX  Portland-ICN Incheon Intl
35h 07m1 stop Seattle/Tacoma Intl
$1,009Delta
Tue, Dec 22 - Sat, Jan 9
Delta Logo
6:45 pm - 7:01 pmICN  Incheon Intl-PDX Portland
17h 16m1 stop Seattle/Tacoma Intl
Delta Logo
1:38 pm - 5:45 pmPDX  Portland-ICN Incheon Intl
35h 07m1 stop Seattle/Tacoma Intl
$1,009Delta
Mon, Dec 21 - Sat, Jan 9

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Air Canada flights from Incheon Intl Airport to Portland

Our best Air Canada deals on Incheon Intl Airport to Portland flight tickets
Air Canada
Nov 18
ICN6:55 pmIncheon Intl
12h 46m
1 stop
PDX2:41 pmPortland
Nov 27
PDX7:00 amPortland
17h 10m
1 stop
ICN5:10 pmIncheon Intl
$860
Air Canada
Nov 9
ICN6:55 pmIncheon Intl
12h 46m
1 stop
PDX2:41 pmPortland
Nov 16
PDX10:00 amPortland
14h 10m
1 stop
ICN5:10 pmIncheon Intl
$869
Air Canada
Oct 22
ICN5:45 pmIncheon Intl
17h 26m
1 stop
PDX7:11 pmPortland
Oct 25
PDX7:15 pmPortland
28h 55m
1 stop
ICN4:10 pmIncheon Intl
$918

Alaska Airlines flights from Incheon Intl Airport to Portland

Our best Alaska Airlines deals on Incheon Intl Airport to Portland flight tickets
Alaska Airlines
Oct 25
ICN8:00 pmIncheon Intl
16h 58m
1 stop
PDX8:58 pmPortland
Oct 28
PDX2:30 pmPortland
35h 05m
1 stop
ICN5:35 pmIncheon Intl
$758
Alaska Airlines
Oct 25
ICN8:00 pmIncheon Intl
29h 29m
2 stops
PDX9:29 amPortland
Oct 29
PDX5:06 amPortland
20h 29m
1 stop
ICN5:35 pmIncheon Intl
$984
Alaska Airlines
Dec 19
ICN8:00 pmIncheon Intl
17h 50m
1 stop
PDX8:50 pmPortland
Jan 8
PDX9:31 amPortland
15h 04m
1 stop
ICN5:35 pmIncheon Intl
$1,012

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

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Route

Depart

Return

Price

Cheapest round-trip

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Sun 10/25

8:00 pm-8:58 pm

1 stop16h 58m

Portland

Wed 10/28

2:30 pm-5:35 pm

1 stop35h 05m

$758

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Sun 10/25

8:00 pm-11:02 pm

1 stop19h 02m

Portland

Thu 10/29

7:09 am-5:35 pm

1 stop18h 26m

$758

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Sun 11/1

8:00 pm-4:48 pm

1 stop13h 48m

Portland

Sun 11/15

6:08 am-5:35 pm

1 stop18h 27m

$758

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Wed 11/18

6:55 pm-2:41 pm

1 stop12h 46m

Portland

Fri 11/27

7:00 am-5:10 pm

1 stop17h 10m

$860
Quickest round-trip

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Mon 11/9

6:55 pm-2:41 pm

1 stop12h 46m

Portland

Mon 11/16

10:00 am-5:10 pm

1 stop14h 10m

$869

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Wed 11/18

6:55 pm-6:31 pm

1 stop16h 36m

Portland

Fri 11/27

10:00 am-10:15 pm

2 stops19h 15m

$872

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Thu 10/22

5:45 pm-7:11 pm

1 stop17h 26m

Portland

Sun 10/25

7:15 pm-4:10 pm

1 stop28h 55m

$918

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Mon 11/16

6:45 pm-10:52 am

1 stop33h 07m

Portland

Sat 11/28

5:51 pm-5:45 pm

1 stop30h 54m

$985

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Tue 12/22

6:45 pm-9:07 am

1 stop31h 22m

Portland

Sat 1/9

1:38 pm-5:45 pm

1 stop35h 07m

$1,009

IncheonPortland

ICN Incheon Intl - PDX Portland

ICNPDX

Incheon Intl

Mon 12/21

6:45 pm-7:01 pm

1 stop17h 16m

Portland

Sat 1/9

1:38 pm-5:45 pm

1 stop35h 07m

$1,009

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 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 $617, 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 $621.

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

As of September 2026, prices for Incheon Intl Airport to Portland flights are approximately 39% 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

$582

Fastest flight time

16h 35m

Direct flights

None
The best one-way flight to Portland from Incheon Intl Airport in the past 72 hours is $582. The best round-trip flight deal from Incheon Intl Airport to Portland found on momondo in the last 72 hours is $758.
The fastest flight from Incheon Intl Airport to Portland takes 16h 35m
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 16h 35m, 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 $565Free CancellationRating
7.1
11,690 reviews
Search Air Canada flights
DeltaPriceFrom $622Free CancellationRating
7.8
8,608 reviews
Search Delta flights
Korean AirPriceFrom $662Free CancellationRating
8.4
1,218 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
Beaverton
Long Beach
Hillsboro
Rockaway Beach
Tigard
Longview
Hood River
Newberg
Clackamas
Troutdale
Gresham
McMinnville
Depoe Bay
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.

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