What airlines fly to Oregon?

Air Canada, Korean Air and Delta are the top three most popular airlines that fly to Oregon from Seoul according to our data. Air Canada is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 3 different airlines that fly to Oregon on a routine basis, so you have a few additional options to choose from.

How long is the flight from Seoul to Oregon?

Flight times from Seoul to Oregon vary, but if you’re flying out of Incheon and flying into Portland (one of the most popular routes), then the duration is 17h 08m on average. Another popular route from Seoul to Oregon is flying from Seoul to Portland, which will take roughly 17h 41m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Seoul to Oregon?

Alaska Airlines, Hawaiian Airlines, and Japan Airlines are the most popular carriers operating from Seoul to Oregon

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

Prices for flights from Seoul to Oregon were last updated today.

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

As of August 2025, there are 3 operators available to choose from for flights from Seoul to Oregon.

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

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 Seoul to Oregon.

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

The necessary travel and health documents for your Oregon trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$444 Cheap Flights from Seoul to Oregon in 2025

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Find the cheapest flights from Seoul to Oregon

Round-trip

One-way

Last minute

Cheap round-trip flights

6:55 pm - 8:38 pmICN-PDX

18h 43m2 stops

11:30 am - 5:10 pmPDX-ICN

36h 40m2 stops

$556

Find Deal

Tue, Feb 10 - Sun, Feb 15

6:55 pm - 6:30 pmICN-PDX

16h 35m1 stop

7:00 pm - 5:10 pmPDX-ICN

29h 10m1 stop

$569Air Canada

Find Deal

Tue, Feb 10 - Sun, Feb 15

9:25 pm - 10:30 pmICN-PDX

17h 05m1 stop

7:20 am - 6:35 pmPDX-ICN

19h 15m1 stop

$591Alaska Airlines

Find Deal

Fri, Oct 10 - Sun, Oct 19

9:25 pm - 10:30 pmICN-PDX

17h 05m1 stop

7:20 am - 6:35 pmPDX-ICN

19h 15m1 stop

$594Alaska Airlines

Find Deal

Fri, Oct 10 - Sun, Oct 19

8:35 pm - 6:20 amICN-PDX

25h 45m1 stop

4:25 pm - 6:35 pmPDX-ICN

34h 10m1 stop

$622Hawaiian Airlines

Find Deal

Mon, Oct 13 - Fri, Oct 24

9:25 pm - 6:00 amICN-PDX

24h 35m1 stop

5:30 pm - 6:35 pmPDX-ICN

32h 05m1 stop

$624Hawaiian Airlines

Find Deal

Sun, Oct 12 - Wed, Nov 12

6:00 pm - 11:06 pmICN-PDX

22h 06m1 stop

4:05 pm - 4:15 pmPDX-ICN

31h 10m2 stops

$663United Airlines

Find Deal

Tue, Feb 10 - Sun, Feb 15

12:45 pm - 6:56 pmICN-PDX

23h 11m2 stops

4:05 pm - 4:15 pmPDX-ICN

31h 10m2 stops

$665United Airlines

Find Deal

Tue, Feb 10 - Sun, Feb 15

7:50 pm - 6:30 pmGMP-PDX

39h 40m2 stops

9:50 am - 11:20 amPDX-GMP

32h 30m2 stops

$1,046ANA

Find Deal

Sun, Dec 14 - Wed, Dec 31

12:25 pm - 6:30 pmGMP-PDX

23h 05m2 stops

9:50 am - 10:30 pmPDX-GMP

19h 40m2 stops

$1,062ANA

Find Deal

Wed, Dec 17 - Thu, Jan 22

United Airlines flights from Seoul to Oregon

Our best United Airlines deals on Seoul to Oregon flight tickets

United Airlines

Feb 10

ICN6:00 pmIncheon Intl

22h 06m

1 stop

PDX11:06 pmPortland

Feb 15

PDX4:05 pmPortland

31h 10m

2 stops

ICN4:15 pmIncheon Intl

$663

Find similar

United Airlines

Feb 10

ICN12:45 pmIncheon Intl

23h 11m

2 stops

PDX6:56 pmPortland

Feb 15

PDX4:05 pmPortland

31h 10m

2 stops

ICN4:15 pmIncheon Intl

$665

Find similar

United Airlines

Sep 9

ICN11:30 amIncheon Intl

19h 35m

2 stops

PDX3:05 pmPortland

Sep 23

PDX3:44 pmPortland

20h 36m

1 stop

ICN4:20 amIncheon Intl

$666

Find similar

Air Canada flights from Seoul to Oregon

Our best Air Canada deals on Seoul to Oregon flight tickets

Air Canada

Feb 10

ICN6:55 pmIncheon Intl

16h 35m

1 stop

PDX6:30 pmPortland

Feb 15

PDX7:00 pmPortland

29h 10m

1 stop

ICN5:10 pmIncheon Intl

$569

Find similar

Air Canada

Feb 10

ICN6:55 pmIncheon Intl

16h 35m

1 stop

PDX6:30 pmPortland

Feb 15

PDX7:00 pmPortland

29h 10m

1 stop

ICN5:10 pmIncheon Intl

$571

Find similar

Air Canada

Feb 10

ICN6:55 pmIncheon Intl

16h 35m

1 stop

PDX6:30 pmPortland

Feb 15

PDX7:00 pmPortland

29h 10m

1 stop

ICN5:10 pmIncheon Intl

$572

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 2/10

6:55 pm-8:38 pm

2 stops18h 43m

Portland

Sun 2/15

11:30 am-5:10 pm

2 stops36h 40m

$556

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 2/10

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Sun 2/15

7:00 pm-5:10 pm

1 stop29h 10m

$569

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

$591

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

$594

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 10/13

8:35 pm-6:20 am

1 stop25h 45m

Portland

Fri 10/24

4:25 pm-6:35 pm

1 stop34h 10m

$622

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 10/12

9:25 pm-6:00 am

1 stop24h 35m

Portland

Wed 11/12

5:30 pm-6:35 pm

1 stop32h 05m

$624

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 2/10

6:00 pm-11:06 pm

1 stop22h 06m

Portland

Sun 2/15

4:05 pm-4:15 pm

2 stops31h 10m

$663

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 2/10

12:45 pm-6:56 pm

2 stops23h 11m

Portland

Sun 2/15

4:05 pm-4:15 pm

2 stops31h 10m

$665

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Sun 12/14

7:50 pm-6:30 pm

2 stops39h 40m

Portland

Wed 12/31

9:50 am-11:20 am

2 stops32h 30m

$1,046

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Wed 12/17

12:25 pm-6:30 pm

2 stops23h 05m

Portland

Thu 1/22

9:50 am-10:30 pm

2 stops19h 40m

$1,062

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seoul 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

Prices

Airlines

Other information

What is the cheapest month to fly to Oregon?

The month of February is, on average, the cheapest month to fly to Oregon from Seoul, with most prices found around $644. The month of May is another great option to travel to Oregon, with average flight prices from Seoul averaging around $757.

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

On average, the least expensive day to fly to Oregon from Seoul 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 Seoul 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 Seoul 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 Seoul for as low as $702 on momondo.

Cheap Seoul to Oregon flight deals and tips

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

Direct flights	None

There are no direct flights from Seoul to Oregon. There are no popular flight routes from Seoul to Oregon.

Search flight deals

When did momondo last update prices for flights from Seoul to Oregon?
Prices for flights from Seoul to Oregon were last updated today.
How many operators does momondo search for flights from Seoul to Oregon?
As of August 2025, there are 3 operators available to choose from for flights from Seoul to Oregon.
How old do you have to be to fly from Seoul to Oregon?
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 Seoul to Oregon.
What documentation or ID do you need to fly to Oregon?
The necessary travel and health documents for your Oregon trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seoul to Oregon

Compare and see reviews for airlines that fly from Seoul to Oregon with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $474	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Korean Air	PriceFrom $708	Free Cancellation	Rating 8.4 1,133 reviews	Search Korean Air flights
Delta	PriceFrom $708	Free Cancellation	Rating 7.9 7,979 reviews	Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seoul to Oregon. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Oregon from Seoul which offer a flexible booking policy as well as other useful filters and features.

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 can track prices for Seoul to Oregon flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.