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Cheap flights from Incheon Intl Airport to Portland from $545

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 9/30. 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
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.
Multiple Airlines Logo
8:40 pm - 9:46 am
ICN
-
PDX
29h 06m
1 stop
Multiple Airlines Logo
2:30 pm - 6:45 pm
PDX
-
ICN
36h 15m
1 stop
$1,033Multiple Airlines
Thu, Jul 2 - Tue, Aug 18
Multiple Airlines Logo
6:55 am - 2:51 pm
ICN
-
PDX
23h 56m
2 stops
Multiple Airlines Logo
10:10 am - 9:55 pm
PDX
-
ICN
19h 45m
2 stops
$1,035Multiple Airlines
Mon, Jun 29 - Sun, Jul 12
Multiple Airlines Logo
8:40 pm - 9:46 am
ICN
-
PDX
29h 06m
1 stop
Multiple Airlines Logo
2:30 pm - 6:45 pm
PDX
-
ICN
36h 15m
1 stop
$1,046Multiple Airlines
Tue, Jun 30 - Tue, Aug 18
Alaska Airlines Logo
7:35 pm - 9:02 am
ICN
-
PDX
29h 27m
2 stops
Alaska Airlines Logo
2:53 pm - 5:30 pm
PDX
-
ICN
34h 37m
2 stops
$1,064Alaska Airlines
Mon, Jul 20 - Tue, Sep 1
Multiple Airlines Logo
8:40 pm - 9:46 am
ICN
-
PDX
29h 06m
1 stop
Multiple Airlines Logo
2:30 pm - 6:45 pm
PDX
-
ICN
36h 15m
1 stop
$1,065Multiple Airlines
Tue, Jul 7 - Wed, Aug 12
Delta Logo
7:00 pm - 8:39 am
ICN
-
PDX
29h 39m
1 stop
Delta Logo
11:15 am - 4:50 pm
PDX
-
ICN
13h 35m
1 stop
$1,066Delta
Mon, Jun 29 - Wed, Jul 29
Alaska Airlines Logo
7:35 pm - 12:22 am
ICN
-
PDX
20h 47m
1 stop
Alaska Airlines Logo
9:19 am - 5:30 pm
PDX
-
ICN
16h 11m
1 stop
$1,069Alaska Airlines
Mon, Jun 29 - Sat, Jul 4
Multiple Airlines Logo
6:55 am - 7:11 pm
ICN
-
PDX
28h 16m
2 stops
Multiple Airlines Logo
7:45 pm - 4:05 pm
PDX
-
ICN
28h 20m
1 stop
$1,071Multiple Airlines
Mon, Jun 29 - Sun, Jul 12
Alaska Airlines Logo
7:35 pm - 10:58 pm
ICN
-
PDX
19h 23m
2 stops
Alaska Airlines Logo
9:30 pm - 5:30 pm
PDX
-
ICN
28h 00m
2 stops
$1,081Alaska Airlines
Sat, Oct 3 - Thu, Oct 15
Multiple Airlines Logo
8:40 pm - 9:46 am
ICN
-
PDX
29h 06m
1 stop
Multiple Airlines Logo
10:37 am - 9:40 pm
PDX
-
ICN
19h 03m
1 stop
$1,083Multiple Airlines
Tue, Jul 7 - Wed, Aug 19

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Alaska Airlines flights from Incheon Intl Airport to Portland

Our best Alaska Airlines deals on Incheon Intl Airport to Portland flight tickets
Alaska Airlines
Jun 20
ICN7:35 pmIncheon Intl
19h 37m
1 stop
PDX11:12 pmPortland
Aug 30
PDX1:59 pmPortland
35h 31m
1 stop
ICN5:30 pmIncheon Intl
$997
Alaska Airlines
Jul 20
ICN7:35 pmIncheon Intl
29h 27m
2 stops
PDX9:02 amPortland
Sep 1
PDX2:53 pmPortland
34h 37m
2 stops
ICN5:30 pmIncheon Intl
$1,064
Alaska Airlines
Jun 25
ICN7:35 pmIncheon Intl
19h 55m
1 stop
PDX11:30 pmPortland
Jul 22
PDX7:19 amPortland
18h 11m
2 stops
ICN5:30 pmIncheon Intl
$1,065

Air Canada flights from Incheon Intl Airport to Portland

Our best Air Canada deals on Incheon Intl Airport to Portland flight tickets
Air Canada
Jun 24
ICN5:45 pmIncheon Intl
13h 06m
1 stop
PDX2:51 pmPortland
Jul 24
PDX10:10 amPortland
13h 55m
1 stop
ICN4:05 pmIncheon Intl
$1,012
Air Canada
Jun 23
ICN5:45 pmIncheon Intl
17h 26m
1 stop
PDX7:11 pmPortland
Aug 23
PDX7:45 pmPortland
28h 20m
1 stop
ICN4:05 pmIncheon Intl
$1,016
Air Canada
Jun 24
ICN5:45 pmIncheon Intl
13h 06m
1 stop
PDX2:51 pmPortland
Aug 12
PDX7:45 pmPortland
29h 20m
2 stops
ICN5:05 pmIncheon Intl
$1,029

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 June 19, 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

Thu 7/2

8:40 pm-9:46 am

1 stop29h 06m

Portland

Tue 8/18

2:30 pm-6:45 pm

1 stop36h 15m

$1,033

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 6/29

6:55 am-2:51 pm

2 stops23h 56m

Portland

Sun 7/12

10:10 am-9:55 pm

2 stops19h 45m

$1,035

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 6/30

8:40 pm-9:46 am

1 stop29h 06m

Portland

Tue 8/18

2:30 pm-6:45 pm

1 stop36h 15m

$1,046

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 7/20

7:35 pm-9:02 am

2 stops29h 27m

Portland

Tue 9/1

2:53 pm-5:30 pm

2 stops34h 37m

$1,064

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 7/7

8:40 pm-9:46 am

1 stop29h 06m

Portland

Wed 8/12

2:30 pm-6:45 pm

1 stop36h 15m

$1,065

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 6/29

7:00 pm-8:39 am

1 stop29h 39m

Portland

Wed 7/29

11:15 am-4:50 pm

1 stop13h 35m

$1,066
Quickest round-trip

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 6/29

7:35 pm-12:22 am

1 stop20h 47m

Portland

Sat 7/4

9:19 am-5:30 pm

1 stop16h 11m

$1,069

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 6/29

6:55 am-7:11 pm

2 stops28h 16m

Portland

Sun 7/12

7:45 pm-4:05 pm

1 stop28h 20m

$1,071

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sat 10/3

7:35 pm-10:58 pm

2 stops19h 23m

Portland

Thu 10/15

9:30 pm-5:30 pm

2 stops28h 00m

$1,081

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 7/7

8:40 pm-9:46 am

1 stop29h 06m

Portland

Wed 8/19

10:37 am-9:40 pm

1 stop19h 03m

$1,083

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 $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 $621.

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

As of June 2026, prices for Incheon Intl Airport to Portland flights are approximately 23% 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

20h 26m

Direct flights

None
The fastest flight from Incheon Intl Airport to Portland takes 20h 26m
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 20h 26m, 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
12,538 reviews
Search Alaska Airlines flights
Air CanadaPriceFrom $612Free CancellationRating
7.1
11,217 reviews
Search Air Canada flights
DeltaPriceFrom $622Free CancellationRating
7.8
8,416 reviews
Search Delta flights
Korean AirPriceFrom $662Free CancellationRating
8.4
1,218 reviews
Search Korean Air flights

Traveling to a place near Portland?

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