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Cheap flights from Incheon Intl Airport to Oregon from $382

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 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Incheon Intl Airport to Oregon

Cheap round-trip flights

Alaska Airlines Logo
9:25 pm - 6:17 amICN-PDX
25h 52m2 stops
Alaska Airlines Logo
10:28 pm - 7:25 pmPDX-ICN
27h 57m2 stops
$486Alaska Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
Alaska Airlines Logo
9:25 pm - 10:30 pmICN-PDX
17h 05m1 stop
Alaska Airlines Logo
7:20 am - 6:35 pmPDX-ICN
19h 15m1 stop
$492Alaska Airlines
Find Deal
Fri, Oct 10 - Sun, Oct 19
Multiple Airlines Logo
9:00 pm - 8:37 pmICN-PDX
16h 37m1 stop
Multiple Airlines Logo
8:30 pm - 5:20 amPDX-ICN
15h 50m1 stop
$494Multiple Airlines
Find Deal
Mon, Nov 10 - Sat, Nov 15
Hawaiian Airlines Logo
8:35 pm - 6:20 amICN-PDX
25h 45m1 stop
Hawaiian Airlines Logo
6:00 am - 7:25 pmPDX-ICN
21h 25m2 stops
$514Hawaiian Airlines
Find Deal
Fri, Oct 24 - Fri, Oct 31
Hawaiian Airlines Logo
8:35 pm - 6:20 amICN-PDX
25h 45m1 stop
Hawaiian Airlines Logo
7:09 am - 7:25 pmPDX-ICN
20h 16m1 stop
$549Hawaiian Airlines
Find Deal
Fri, Oct 24 - Fri, Oct 31
Multiple Airlines Logo
6:55 pm - 8:50 pmICN-PDX
18h 55m1 stop
Multiple Airlines Logo
7:00 am - 8:30 pmPDX-ICN
20h 30m1 stop
$580Multiple Airlines
Find Deal
Wed, Dec 17 - Mon, Mar 2
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
$627Air Canada
Find Deal
Wed, Dec 17 - Mon, Mar 2
Air Canada Logo
6:55 pm - 2:45 pmICN-PDX
12h 50m1 stop
Air Canada Logo
7:00 pm - 5:10 pmPDX-ICN
29h 10m1 stop
$628Air Canada
Find Deal
Wed, Dec 17 - Mon, Mar 2
Delta Logo
8:05 pm - 11:55 pmICN-PDX
20h 50m1 stop
Delta Logo
5:45 pm - 4:30 pmPDX-ICN
29h 45m1 stop
$632Delta
Find Deal
Tue, Dec 23 - Tue, Jan 13
Delta Logo
7:20 pm - 11:57 pmICN-PDX
20h 37m1 stop
Delta Logo
7:30 am - 4:30 pmPDX-ICN
17h 00m1 stop
$634Delta
Find Deal
Wed, Oct 22 - Wed, Oct 29

Hawaiian Airlines flights from Incheon Intl Airport to Oregon

Our best Hawaiian Airlines deals on Incheon Intl Airport to Oregon flight tickets
Hawaiian Airlines
Oct 24
ICN8:35 pmIncheon Intl
25h 45m
1 stop
PDX6:20 amPortland
Oct 31
PDX6:00 amPortland
21h 25m
2 stops
ICN7:25 pmIncheon Intl
$514
Find similar
Hawaiian Airlines
Oct 24
ICN8:35 pmIncheon Intl
25h 45m
1 stop
PDX6:20 amPortland
Oct 31
PDX7:09 amPortland
20h 16m
1 stop
ICN7:25 pmIncheon Intl
$549
Find similar
Hawaiian Airlines
Nov 8
ICN9:25 pmIncheon Intl
19h 44m
2 stops
PDX12:09 amPortland
Nov 15
PDX5:40 pmPortland
32h 45m
1 stop
ICN7:25 pmIncheon Intl
$590
Find similar

Air Canada flights from Incheon Intl Airport to Oregon

Our best Air Canada deals on Incheon Intl Airport to Oregon flight tickets
Air Canada
Dec 17
ICN6:55 pmIncheon Intl
16h 35m
1 stop
PDX6:30 pmPortland
Mar 2
PDX9:50 amPortland
14h 20m
1 stop
ICN5:10 pmIncheon Intl
$627
Find similar
Air Canada
Dec 17
ICN6:55 pmIncheon Intl
12h 50m
1 stop
PDX2:45 pmPortland
Mar 2
PDX7:00 pmPortland
29h 10m
1 stop
ICN5:10 pmIncheon Intl
$628
Find similar
Air Canada
Dec 17
ICN6:55 pmIncheon Intl
16h 46m
2 stops
PDX6:41 pmPortland
Mar 2
PDX9:50 amPortland
14h 20m
1 stop
ICN5:10 pmIncheon Intl
$637
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 September 25, 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

Sat 11/8

9:25 pm-6:17 am

2 stops25h 52m

Portland

Sat 11/15

10:28 pm-7:25 pm

2 stops27h 57m

$486

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 10/10

9:25 pm-10:30 pm

1 stop17h 05m

Portland

Sun 10/19

7:20 am-6:35 pm

1 stop19h 15m

$492

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 11/10

9:00 pm-8:37 pm

1 stop16h 37m

Portland

Sat 11/15

8:30 pm-5:20 am

1 stop15h 50m

$494

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 10/24

8:35 pm-6:20 am

1 stop25h 45m

Portland

Fri 10/31

6:00 am-7:25 pm

2 stops21h 25m

$514

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 10/24

8:35 pm-6:20 am

1 stop25h 45m

Portland

Fri 10/31

7:09 am-7:25 pm

1 stop20h 16m

$549

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 12/17

6:55 pm-8:50 pm

1 stop18h 55m

Portland

Mon 3/2

7:00 am-8:30 pm

1 stop20h 30m

$580

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 12/17

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Mon 3/2

9:50 am-5:10 pm

1 stop14h 20m

$627

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 12/17

6:55 pm-2:45 pm

1 stop12h 50m

Portland

Mon 3/2

7:00 pm-5:10 pm

1 stop29h 10m

$628

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 12/23

8:05 pm-11:55 pm

1 stop20h 50m

Portland

Tue 1/13

5:45 pm-4:30 pm

1 stop29h 45m

$632

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 10/22

7:20 pm-11:57 pm

1 stop20h 37m

Portland

Wed 10/29

7:30 am-4:30 pm

1 stop17h 00m

$634

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 $505. The month of May is another great option to travel to Oregon, with average flight prices from Incheon Intl Airport averaging around $750.

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.

How far in advance should I book a flight to Oregon?

You are more likely to see cheaper flights to Oregon from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $844 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from Incheon Intl Airport for as low as $570 on momondo.

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

Direct flights

None
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
10,000 reviews
Search Air Canada flights
Korean AirPriceFrom $708Free CancellationRating
8.4
1,143 reviews
Search Korean Air flights
DeltaPriceFrom $708Free CancellationRating
7.9
7,973 reviews
Search Delta 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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