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Cheap flights from Oregon to Seoul from $386

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Seoul departing on 3/28. 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 Oregon to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:07 pm - 6:35 pm
EUG
-
ICN
34h 28m
1 stop
Multiple Airlines Logo
8:35 pm - 11:58 pm
ICN
-
EUG
19h 23m
1 stop
$719Multiple Airlines
Wed, Feb 18 - Mon, Mar 16
Multiple Airlines Logo
3:15 pm - 4:00 pm
PDX
-
ICN
31h 45m
1 stop
Multiple Airlines Logo
2:35 pm - 6:30 pm
ICN
-
PDX
20h 55m
2 stops
$726Multiple Airlines
Mon, Feb 2 - Mon, Feb 9
Multiple Airlines Logo
3:15 pm - 4:00 pm
PDX
-
ICN
31h 45m
1 stop
Multiple Airlines Logo
2:35 pm - 6:30 pm
ICN
-
PDX
20h 55m
2 stops
$727Multiple Airlines
Wed, Jan 21 - Wed, Feb 4
Multiple Airlines Logo
9:50 am - 4:05 pm
PDX
-
ICN
14h 15m
1 stop
Multiple Airlines Logo
2:30 am - 9:30 am
ICN
-
PDX
23h 00m
2 stops
$744Multiple Airlines
Mon, Mar 30 - Sun, May 31
Multiple Airlines Logo
9:50 am - 4:05 pm
PDX
-
ICN
14h 15m
1 stop
Multiple Airlines Logo
2:30 am - 9:15 am
ICN
-
PDX
22h 45m
2 stops
$786Multiple Airlines
Thu, Apr 2 - Thu, Apr 16
Air Canada Logo
7:05 pm - 5:10 pm
PDX
-
ICN
29h 05m
1 stop
Air Canada Logo
6:55 pm - 2:40 pm
ICN
-
PDX
12h 45m
1 stop
$792Air Canada
Sun, Feb 15 - Thu, Feb 19
Delta Logo
5:20 pm - 4:30 pm
EUG
-
ICN
30h 10m
1 stop
Delta Logo
7:00 pm - 5:10 pm
ICN
-
EUG
14h 10m
1 stop
$819Delta
Sun, Mar 1 - Tue, Mar 31
American Airlines Logo
1:58 pm - 4:45 pm
BOI
-
ICN
34h 47m
1 stop
American Airlines Logo
7:15 pm - 10:22 pm
ICN
-
BOI
19h 07m
1 stop
$879American Airlines
Wed, Feb 11 - Wed, Feb 25
Japan Airlines Logo
7:20 am - 10:05 pm
PDX
-
GMP
21h 45m
2 stops
Japan Airlines Logo
7:40 pm - 4:50 pm
GMP
-
PDX
38h 10m
2 stops
$915Japan Airlines
Wed, Jan 21 - Wed, Feb 4
Japan Airlines Logo
7:20 am - 10:05 pm
PDX
-
GMP
21h 45m
2 stops
Japan Airlines Logo
12:05 pm - 4:50 pm
GMP
-
PDX
21h 45m
2 stops
$939Japan Airlines
Tue, Jan 20 - Thu, Feb 5

Air Canada flights from Oregon to Seoul

Our best Air Canada deals on Oregon to Seoul flight tickets
Air Canada
Apr 30
PDX9:50 amPortland
14h 15m
1 stop
ICN4:05 pmIncheon Intl
May 28
ICN5:45 pmIncheon Intl
13h 00m
1 stop
PDX2:45 pmPortland
$790
Air Canada
Feb 15
PDX7:05 pmPortland
29h 05m
1 stop
ICN5:10 pmIncheon Intl
Feb 19
ICN6:55 pmIncheon Intl
16h 35m
1 stop
PDX6:30 pmPortland
$792
Air Canada
Apr 28
PDX9:50 amPortland
14h 15m
1 stop
ICN4:05 pmIncheon Intl
May 5
ICN5:45 pmIncheon Intl
17h 20m
1 stop
PDX7:05 pmPortland
$805

Delta flights from Oregon to Seoul

Our best Delta deals on Oregon to Seoul flight tickets
Delta
Mar 1
EUG5:20 pmEugene
30h 10m
1 stop
ICN4:30 pmIncheon Intl
Mar 31
ICN7:00 pmIncheon Intl
14h 10m
1 stop
EUG5:10 pmEugene
$819
Delta
Jan 31
BOI5:45 amBoise Air Term. Gowen Fld
18h 45m
2 stops
ICN4:30 pmIncheon Intl
Feb 9
ICN8:05 pmIncheon Intl
19h 07m
2 stops
BOI11:12 pmBoise Air Term. Gowen Fld
$921
Delta
May 22
BOI6:00 amBoise Air Term. Gowen Fld
19h 50m
1 stop
ICN4:50 pmIncheon Intl
Jun 13
ICN7:00 pmIncheon Intl
16h 18m
1 stop
BOI8:18 pmBoise Air Term. Gowen Fld
$1,067

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Seoul 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 January 12, 2026.
Use the filters below to find and compare flights from Oregon to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Wed 2/18

3:07 pm-6:35 pm

1 stop34h 28m

Incheon Intl

Mon 3/16

8:35 pm-11:58 pm

1 stop19h 23m

$719

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 2/2

3:15 pm-4:00 pm

1 stop31h 45m

Incheon Intl

Mon 2/9

2:35 pm-6:30 pm

2 stops20h 55m

$726

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 1/21

3:15 pm-4:00 pm

1 stop31h 45m

Incheon Intl

Wed 2/4

2:35 pm-6:30 pm

2 stops20h 55m

$727

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 3/30

9:50 am-4:05 pm

1 stop14h 15m

Incheon Intl

Sun 5/31

2:30 am-9:30 am

2 stops23h 00m

$744

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 4/2

9:50 am-4:05 pm

1 stop14h 15m

Incheon Intl

Thu 4/16

2:30 am-9:15 am

2 stops22h 45m

$786

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 2/15

7:05 pm-5:10 pm

1 stop29h 05m

Incheon Intl

Thu 2/19

6:55 pm-2:40 pm

1 stop12h 45m

$792

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Sun 3/1

5:20 pm-4:30 pm

1 stop30h 10m

Incheon Intl

Tue 3/31

7:00 pm-5:10 pm

1 stop14h 10m

$819

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Wed 2/11

1:58 pm-4:45 pm

1 stop34h 47m

Incheon Intl

Wed 2/25

7:15 pm-10:22 pm

1 stop19h 07m

$879

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Wed 1/21

7:20 am-10:05 pm

2 stops21h 45m

Seoul Gimpo Intl

Wed 2/4

7:40 pm-4:50 pm

2 stops38h 10m

$915

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 1/20

7:20 am-10:05 pm

2 stops21h 45m

Seoul Gimpo Intl

Thu 2/5

12:05 pm-4:50 pm

2 stops21h 45m

$939

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 Seoul from

How to get the cheapest flight ticket from Oregon to Seoul

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 Seoul?

The month of January is another great option to travel to Seoul, with average flight prices from Oregon averaging around $960.

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

You are more likely to see cheaper flights to Seoul from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,128 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Oregon for as low as $982 on momondo.

Cheap Oregon to Seoul flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Seoul

Fastest flight time

14h 05m

Direct flights

None
The fastest flight from Oregon to Seoul takes 14h 05m
There are no direct flights from Oregon to Seoul. There are no popular flight routes from Oregon to Seoul.
Search flight deals

  • When did momondo last update prices for flights from Oregon to Seoul?

    Prices for flights from Oregon to Seoul refresh daily.

  • How many operators does momondo search for flights from Oregon to Seoul?

  • How old do you have to be to fly from Oregon to Seoul?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oregon to Seoul.

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

    The travel and health documents you'll need for your trip to Seoul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seoul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oregon to Seoul

Compare and see reviews for airlines that fly from Oregon to Seoul with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $809Free CancellationRating
7.1
10,616 reviews
Search Air Canada flights
Alaska AirlinesPriceFrom $815Free CancellationRating
8.0
11,692 reviews
Search Alaska Airlines flights
DeltaPriceFrom $849Free CancellationRating
7.9
8,034 reviews
Search Delta flights
United AirlinesPriceFrom $877Free CancellationRating
7.4
9,144 reviews
Search United Airlines flights
Asiana AirlinesPriceFrom $912Free CancellationRating
8.2
500 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $1,086Free CancellationRating
8.4
1,187 reviews
Search Korean Air flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Oregon to Seoul. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Seoul from Oregon on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seoul from Oregon.

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

Of course. momondo tracks the price of Oregon to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport