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Cheap flights from Incheon Intl Airport to Oregon from $359

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 Oregon departing on 2/19. 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

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Find the cheapest flights from Incheon Intl Airport to Oregon

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
8:05 pm - 8:55 pm
ICN
-
PDX
17h 50m1 stop
Delta Logo
7:10 am - 4:30 pm
PDX
-
ICN
16h 20m1 stop
$588Delta
Fri, Feb 20 - Tue, Feb 24
Hawaiian Airlines Logo
8:35 pm - 5:59 pm
ICN
-
PDX
14h 24m1 stop
Hawaiian Airlines Logo
7:38 pm - 6:35 pm
PDX
-
ICN
29h 57m1 stop
$597Hawaiian Airlines
Sun, Feb 1 - Fri, Feb 6
Delta Logo
8:05 pm - 8:31 am
ICN
-
PDX
29h 26m1 stop
Delta Logo
5:30 am - 4:30 pm
PDX
-
ICN
18h 00m1 stop
$598Delta
Thu, Feb 19 - Mon, Mar 2
Multiple Airlines Logo
8:35 pm - 12:12 am
ICN
-
PDX
20h 37m1 stop
Multiple Airlines Logo
6:14 am - 6:35 pm
PDX
-
ICN
19h 21m1 stop
$602Multiple Airlines
Sun, Dec 28 - Sat, Jan 3
Air Canada Logo
6:55 pm - 9:15 am
ICN
-
PDX
31h 20m1 stop
Air Canada Logo
9:50 am - 5:10 pm
PDX
-
ICN
14h 20m1 stop
$612Air Canada
Mon, Feb 23 - Fri, Mar 6
Multiple Airlines Logo
8:35 pm - 8:47 pm
ICN
-
PDX
17h 12m1 stop
Multiple Airlines Logo
7:05 am - 6:35 pm
PDX
-
ICN
18h 30m1 stop
$616Multiple Airlines
Sat, Feb 7 - Fri, Feb 13
Air Canada Logo
6:55 pm - 6:30 pm
ICN
-
PDX
16h 35m1 stop
Air Canada Logo
9:50 am - 5:10 pm
PDX
-
ICN
14h 20m1 stop
$623Air Canada
Sat, Feb 21 - Wed, Mar 4
United Airlines Logo
6:00 pm - 5:44 pm
ICN
-
MFR
16h 44m1 stop
United Airlines Logo
2:00 pm - 5:40 am
MFR
-
ICN
22h 40m1 stop
$660United Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
12:45 pm - 9:01 pm
ICN
-
EUG
25h 16m2 stops
United Airlines Logo
5:00 am - 5:40 am
EUG
-
ICN
31h 40m2 stops
$660United Airlines
Thu, Feb 26 - Mon, Mar 2
Alaska Airlines Logo
8:35 pm - 8:59 pm
ICN
-
EUG
40h 24m1 stop
Alaska Airlines Logo
7:50 am - 6:35 pm
EUG
-
ICN
18h 45m1 stop
$724Alaska Airlines
Wed, Apr 29 - Sat, May 9

Delta flights from Incheon Intl Airport to Oregon

Our best Delta deals on Incheon Intl Airport to Oregon flight tickets
Delta
Feb 20
ICN8:05 pmIncheon Intl
17h 50m
1 stop
PDX8:55 pmPortland
Feb 24
PDX7:10 amPortland
16h 20m
1 stop
ICN4:30 pmIncheon Intl
$588
Find similar
Delta
Feb 19
ICN8:05 pmIncheon Intl
29h 26m
1 stop
PDX8:31 amPortland
Mar 2
PDX7:35 pmPortland
27h 55m
1 stop
ICN4:30 pmIncheon Intl
$598
Find similar
Delta
Mar 2
ICN8:05 pmIncheon Intl
29h 26m
1 stop
PDX8:31 amPortland
Mar 13
PDX5:36 pmPortland
30h 54m
1 stop
ICN4:30 pmIncheon Intl
$649
Find similar

Hawaiian Airlines flights from Incheon Intl Airport to Oregon

Our best Hawaiian Airlines deals on Incheon Intl Airport to Oregon flight tickets
Hawaiian Airlines
Feb 1
ICN8:35 pmIncheon Intl
14h 24m
1 stop
PDX5:59 pmPortland
Feb 6
PDX9:30 pmPortland
28h 05m
1 stop
ICN6:35 pmIncheon Intl
$597
Find similar
Hawaiian Airlines
Dec 19
ICN8:35 pmIncheon Intl
34h 39m
1 stop
PDX2:14 pmPortland
Jan 2
PDX1:51 pmPortland
35h 44m
1 stop
ICN6:35 pmIncheon Intl
$3,010
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Incheon Intl Airport to Oregon 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 December 15, 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to Oregon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 2/20

8:05 pm-8:55 pm

1 stop17h 50m

Portland

Tue 2/24

7:10 am-4:30 pm

1 stop16h 20m

$588

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 2/1

8:35 pm-5:59 pm

1 stop14h 24m

Portland

Fri 2/6

7:38 pm-6:35 pm

1 stop29h 57m

$597

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Thu 2/19

8:05 pm-8:31 am

1 stop29h 26m

Portland

Mon 3/2

5:30 am-4:30 pm

1 stop18h 00m

$598

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/28

8:35 pm-12:12 am

1 stop20h 37m

Portland

Sat 1/3

6:14 am-6:35 pm

1 stop19h 21m

$602

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 2/23

6:55 pm-9:15 am

1 stop31h 20m

Portland

Fri 3/6

9:50 am-5:10 pm

1 stop14h 20m

$612

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sat 2/7

8:35 pm-8:47 pm

1 stop17h 12m

Portland

Fri 2/13

7:05 am-6:35 pm

1 stop18h 30m

$616

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sat 2/21

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Wed 3/4

9:50 am-5:10 pm

1 stop14h 20m

$623

IncheonMedford

ICN - MFR

ICNMFR

Incheon Intl

Thu 2/26

6:00 pm-5:44 pm

1 stop16h 44m

Medford

Mon 3/2

2:00 pm-5:40 am

1 stop22h 40m

$660

IncheonEugene

ICN - EUG

ICNEUG

Incheon Intl

Thu 2/26

12:45 pm-9:01 pm

2 stops25h 16m

Eugene

Mon 3/2

5:00 am-5:40 am

2 stops31h 40m

$660

IncheonEugene

ICN - EUG

ICNEUG

Incheon Intl

Wed 4/29

8:35 pm-8:59 pm

1 stop40h 24m

Eugene

Sat 5/9

7:50 am-6:35 pm

1 stop18h 45m

$724

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 Oregon from

How to get the cheapest flight ticket from Incheon Intl Airport to Oregon

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 Oregon?

The month of November is, on average, the cheapest month to fly to Oregon from Incheon Intl Airport, with most prices found around $474. The month of February is another great option to travel to Oregon, with average flight prices from Incheon Intl Airport averaging around $614.

What is the cheapest day to depart on your flight to Oregon?

On average, the least expensive day to fly to Oregon from Incheon Intl Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,023. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Oregon is Sunday, with ticket prices averaging around $1,260.

What is the cheapest time of day to depart on your flight to Oregon?

According to our data, the cheapest time of day to fly to Oregon is in the afternoon. momondo users have found flights departing from Incheon Intl Airport to Oregon in the afternoon for as low as $1,149. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Oregon are more costly in the evening, with an average ticket price of $1,281. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Incheon Intl Airport to Oregon flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to Oregon

Fastest flight time

13h 25m

Direct flights

None
The fastest flight from Incheon Intl Airport to Oregon takes 13h 25m
There are no direct flights from Incheon Intl Airport to Oregon. There are no popular flight routes from Incheon Intl Airport to Oregon.
Search flight deals

  • When did momondo last update prices for flights from Incheon Intl Airport to Oregon?

    Prices for flights from Incheon Intl Airport to Oregon refresh daily.

  • How many operators does momondo search for flights from Incheon Intl Airport to Oregon?

  • How old do you have to be to fly from Incheon Intl Airport to Oregon?

    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 Oregon.

  • What documentation or ID do you need to fly to Oregon?

    The required travel and health documents for your Oregon 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 Oregon. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Incheon Intl Airport to Oregon

Compare and see reviews for airlines that fly from Incheon Intl Airport to Oregon with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $474Free CancellationRating
7.1
10,526 reviews
Search Air Canada flights
DeltaPriceFrom $635Free CancellationRating
7.9
8,008 reviews
Search Delta flights
Korean AirPriceFrom $652Free CancellationRating
8.4
1,186 reviews
Search Korean Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Oregon?

It is quick and easy to find Seoul to Oregon flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Oregon that suits you.

Can I find flights from Seoul to Oregon with flexible booking policies on momondo?

Flights from Seoul to Oregon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seoul to Oregon?

Once all potential Seoul to Oregon flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seoul to Oregon right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Oregon 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.

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