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Cheap flights from Portland to South Korea 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 Portland to South Korea 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 Portland to South Korea

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:45 pm - 4:05 pm
PDX
-
ICN
28h 20m
1 stop
Multiple Airlines Logo
2:30 am - 9:30 am
ICN
-
PDX
23h 00m
2 stops
$725Multiple Airlines
Mon, May 4 - Tue, May 12
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
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
$742Multiple Airlines
Thu, Apr 30 - Wed, May 6
Multiple Airlines Logo
7:45 pm - 4:05 pm
PDX
-
ICN
28h 20m
1 stop
Multiple Airlines Logo
2:30 am - 9:30 am
ICN
-
PDX
23h 00m
2 stops
$743Multiple Airlines
Sun, May 3 - Sun, Jun 7
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
Air Canada Logo
9:50 am - 4:05 pm
PDX
-
ICN
14h 15m
1 stop
Air Canada Logo
5:45 pm - 2:45 pm
ICN
-
PDX
13h 00m
1 stop
$790Air Canada
Thu, Apr 30 - Thu, May 28
Air Canada Logo
7:05 pm - 5:10 pm
PDX
-
ICN
29h 05m
1 stop
Air Canada Logo
6:55 pm - 6:30 pm
ICN
-
PDX
16h 35m
1 stop
$792Air Canada
Sun, Feb 15 - Thu, Feb 19
Japan Airlines Logo
7:05 am - 10:05 pm
PDX
-
GMP
22h 00m
2 stops
Japan Airlines Logo
12:05 pm - 4:50 pm
GMP
-
PDX
20h 45m
2 stops
$915Japan Airlines
Tue, Mar 3 - Tue, Mar 17
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
$941Japan Airlines
Mon, Feb 9 - Mon, Feb 16
Delta Logo
5:30 am - 8:45 pm
PDX
-
PUS
22h 15m
2 stops
Delta Logo
12:00 pm - 12:17 am
PUS
-
PDX
29h 17m
2 stops
$1,283Delta
Mon, Feb 2 - Wed, Feb 11

Air Canada flights from Portland to South Korea

Our best Air Canada deals on Portland to South Korea flight tickets
Air Canada
Apr 30
PDX9:50 amPortland
14h 15m
1 stop
ICN4:05 pmIncheon Intl
May 28
ICN5:45 pmIncheon Intl
17h 20m
1 stop
PDX7:05 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

Asiana Airlines flights from Portland to South Korea

Our best Asiana Airlines deals on Portland to South Korea flight tickets
Asiana Airlines
Apr 26
PDX7:05 pmPortland
29h 00m
1 stop
ICN4:05 pmIncheon Intl
May 3
ICN5:45 pmIncheon Intl
13h 00m
1 stop
PDX2:45 pmPortland
$842
Asiana Airlines
Apr 27
PDX7:05 pmPortland
29h 00m
1 stop
ICN4:05 pmIncheon Intl
May 6
ICN5:45 pmIncheon Intl
13h 00m
1 stop
PDX2:45 pmPortland
$860
Asiana Airlines
Apr 27
PDX9:50 amPortland
19h 40m
2 stops
ICN9:30 pmIncheon Intl
May 5
ICN5:45 pmIncheon Intl
13h 00m
1 stop
PDX2:45 pmPortland
$866

momondo Fare Finder

 
Customize your flight search to find flights from Portland to South Korea 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 13, 2026.
Use the filters below to find and compare flights from Portland to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 5/4

7:45 pm-4:05 pm

1 stop28h 20m

Incheon Intl

Tue 5/12

2:30 am-9:30 am

2 stops23h 00m

$725

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

Thu 4/30

9:50 am-4:05 pm

1 stop14h 15m

Incheon Intl

Wed 5/6

2:30 am-9:30 am

2 stops23h 00m

$742

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 5/3

7:45 pm-4:05 pm

1 stop28h 20m

Incheon Intl

Sun 6/7

2:30 am-9:30 am

2 stops23h 00m

$743

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 4/30

9:50 am-4:05 pm

1 stop14h 15m

Incheon Intl

Thu 5/28

5:45 pm-2:45 pm

1 stop13h 00m

$790

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-6:30 pm

1 stop16h 35m

$792

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 3/3

7:05 am-10:05 pm

2 stops22h 00m

Seoul Gimpo Intl

Tue 3/17

12:05 pm-4:50 pm

2 stops20h 45m

$915

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 2/9

7:20 am-10:05 pm

2 stops21h 45m

Seoul Gimpo Intl

Mon 2/16

7:40 pm-4:50 pm

2 stops38h 10m

$941

PortlandBusan

PDX - PUS

PDXPUS

Portland

Mon 2/2

5:30 am-8:45 pm

2 stops22h 15m

Busan Gimhae

Wed 2/11

12:00 pm-12:17 am

2 stops29h 17m

$1,283

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 South Korea from

How to get the cheapest flight ticket from Portland to South Korea

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 South Korea?

If you aren’t able to travel to South Korea during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $960.

How far in advance should I book a flight to South Korea?

You are more likely to see cheaper flights to South Korea from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to South Korea 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 South Korea from Portland for as low as $982 on momondo.

Cheap Portland to South Korea flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to South Korea

Fastest flight time

14h 15m

Direct flights

None
The fastest flight from Portland to South Korea takes 14h 15m
There are no direct flights from Portland to South Korea. There are no popular flight routes from Portland to South Korea.
Search flight deals

  • When did momondo last update prices for flights from Portland Airport to South Korea?

    Prices for flights from Portland Airport to South Korea were last updated today.

  • How many operators does momondo search for flights from Portland Airport to South Korea?

  • How old do you have to be to fly from Portland Airport to South Korea?

    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 Portland Airport to South Korea.

  • What documentation or ID do you need to fly to South Korea?

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

Best airlines flying from Portland to South Korea

Compare and see reviews for airlines that fly from Portland to South Korea with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $809Free CancellationRating
7.1
10,619 reviews
Search Air Canada flights
Alaska AirlinesPriceFrom $815Free CancellationRating
7.9
11,701 reviews
Search Alaska Airlines flights
China EasternPriceFrom $822Free CancellationRating
7.2
188 reviews
Search China Eastern flights
DeltaPriceFrom $849Free CancellationRating
7.9
8,039 reviews
Search Delta flights
United AirlinesPriceFrom $907Free CancellationRating
7.4
9,155 reviews
Search United Airlines flights
Asiana AirlinesPriceFrom $912Free CancellationRating
8.1
502 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 Portland to South Korea?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to South Korea from Portland.

Can I find flights from Portland to South Korea with flexible booking policies on momondo?

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

How can momondo help me find flights from Portland to South Korea?

Once you have performed a search for Portland to South Korea flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to South Korea from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your South Korea trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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