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Cheap flights from Portland to Seoul from $415

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 Seoul departing on 3/8. 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 Portland to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:10 am - 4:05 pm
PDX
-
ICN
13h 55m
1 stop
Air Canada Logo
5:45 pm - 2:45 pm
ICN
-
PDX
13h 00m
1 stop
$549Air Canada
Tue, May 5 - Tue, Jun 9
Multiple Airlines Logo
3:25 pm - 12:40 pm
PDX
-
ICN
29h 15m
2 stops
Multiple Airlines Logo
5:45 pm - 2:45 pm
ICN
-
PDX
13h 00m
1 stop
$566Multiple Airlines
Tue, May 5 - Tue, Jun 9
Multiple Airlines Logo
7:45 pm - 2:05 pm
PDX
-
ICN
26h 20m
2 stops
Multiple Airlines Logo
10:40 am - 2:45 pm
ICN
-
PDX
20h 05m
2 stops
$586Multiple Airlines
Tue, May 5 - Tue, Jun 9
Air Canada Logo
7:05 pm - 4:05 pm
PDX
-
ICN
29h 00m
1 stop
Air Canada Logo
5:45 pm - 6:30 pm
ICN
-
PDX
16h 45m
1 stop
$603Air Canada
Mon, Apr 13 - Thu, Apr 30
Multiple Airlines Logo
9:50 am - 9:30 pm
PDX
-
ICN
19h 40m
2 stops
Multiple Airlines Logo
5:45 pm - 6:30 pm
ICN
-
PDX
16h 45m
1 stop
$609Multiple Airlines
Mon, Apr 13 - Thu, Apr 30
Air Canada Logo
9:50 am - 4:05 pm
PDX
-
ICN
14h 15m
1 stop
Air Canada Logo
5:45 pm - 7:05 pm
ICN
-
PDX
17h 20m
1 stop
$635Air Canada
Sat, Apr 11 - Sat, Jun 13
Multiple Airlines Logo
3:15 pm - 4:05 pm
PDX
-
ICN
32h 50m
1 stop
Multiple Airlines Logo
8:40 pm - 9:30 am
ICN
-
PDX
28h 50m
2 stops
$647Multiple Airlines
Mon, Mar 30 - Mon, Jun 1
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
$952Japan Airlines
Mon, Mar 2 - Mon, Mar 9
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
$963Japan Airlines
Mon, Mar 2 - Fri, Mar 13
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
$965Japan Airlines
Wed, Mar 4 - Wed, Mar 11

Air Canada flights from Portland to Seoul

Our best Air Canada deals on Portland to Seoul flight tickets
Air Canada
May 5
PDX10:10 amPortland
13h 55m
1 stop
ICN4:05 pmIncheon Intl
Jun 9
ICN5:45 pmIncheon Intl
13h 00m
1 stop
PDX2:45 pmPortland
$549
Air Canada
Apr 13
PDX7:05 pmPortland
29h 00m
1 stop
ICN4:05 pmIncheon Intl
Apr 30
ICN5:45 pmIncheon Intl
16h 45m
1 stop
PDX6:30 pmPortland
$603
Air Canada
Apr 11
PDX9:50 amPortland
14h 15m
1 stop
ICN4:05 pmIncheon Intl
Jun 13
ICN5:45 pmIncheon Intl
17h 20m
1 stop
PDX7:05 pmPortland
$635

United Airlines flights from Portland to Seoul

Our best United Airlines deals on Portland to Seoul flight tickets
United Airlines
Feb 6
PDX3:45 pmPortland
31h 30m
2 stops
ICN4:15 pmIncheon Intl
Feb 9
ICN6:00 pmIncheon Intl
32h 45m
2 stops
PDX9:45 amPortland
$921
United Airlines
Feb 2
PDX5:35 amPortland
17h 40m
1 stop
ICN4:15 pmIncheon Intl
Feb 6
ICN9:00 amIncheon Intl
20h 33m
2 stops
PDX12:33 pmPortland
$9,262
United Airlines
Jan 31
PDX1:35 pmPortland
23h 05m
1 stop
ICN5:40 amIncheon Intl
Feb 7
ICN6:00 pmIncheon Intl
22h 06m
1 stop
PDX11:06 pmPortland
$9,741

momondo Fare Finder

 
Customize your flight search to find flights from Portland 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 26, 2026.
Use the filters below to find and compare flights from Portland to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 5/5

10:10 am-4:05 pm

1 stop13h 55m

Incheon Intl

Tue 6/9

5:45 pm-2:45 pm

1 stop13h 00m

$549

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 5/5

3:25 pm-12:40 pm

2 stops29h 15m

Incheon Intl

Tue 6/9

5:45 pm-2:45 pm

1 stop13h 00m

$566

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 5/5

7:45 pm-2:05 pm

2 stops26h 20m

Incheon Intl

Tue 6/9

10:40 am-2:45 pm

2 stops20h 05m

$586

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 4/13

7:05 pm-4:05 pm

1 stop29h 00m

Incheon Intl

Thu 4/30

5:45 pm-6:30 pm

1 stop16h 45m

$603

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 4/13

9:50 am-9:30 pm

2 stops19h 40m

Incheon Intl

Thu 4/30

5:45 pm-6:30 pm

1 stop16h 45m

$609

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 4/11

9:50 am-4:05 pm

1 stop14h 15m

Incheon Intl

Sat 6/13

5:45 pm-7:05 pm

1 stop17h 20m

$635

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 3/30

3:15 pm-4:05 pm

1 stop32h 50m

Incheon Intl

Mon 6/1

8:40 pm-9:30 am

2 stops28h 50m

$647

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 3/2

7:05 am-10:05 pm

2 stops22h 00m

Seoul Gimpo Intl

Mon 3/9

12:05 pm-4:50 pm

2 stops20h 45m

$952

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 3/2

7:05 am-10:05 pm

2 stops22h 00m

Seoul Gimpo Intl

Fri 3/13

12:05 pm-4:50 pm

2 stops20h 45m

$963

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Wed 3/4

7:05 am-10:05 pm

2 stops22h 00m

Seoul Gimpo Intl

Wed 3/11

12:05 pm-4:50 pm

2 stops20h 45m

$965

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 Portland 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 typical price of a round-trip flight between Portland and Seoul?

What is the cheapest month to fly to Seoul?

The month of April is another great option to travel to Seoul, with average flight prices from Portland averaging around $921.

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

You are more likely to see cheaper flights to Seoul from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,130 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Portland for as low as $982 on momondo.

How have Portland to Seoul flight prices changed over time?

When to book flights from Portland to Seoul

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Seoul according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Seoul (PDX to SEL) flight deals and tips

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

Fastest flight time

13h 55m

Direct flights

None
The fastest flight from Portland to Seoul takes 13h 55m
There are no direct flights from Portland to Seoul. There are no popular flight routes from Portland to Seoul.
Search flight deals

  • How far is Portland to Seoul by plane?

    There are 5247.7 mi between Portland and Seoul. Flights usually cover this in 13h 55m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Seoul.

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

    The travel and health documents required for your trip to Seoul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Portland to Seoul?

Best airlines flying from Portland to Seoul

Compare and see reviews for airlines that fly from Portland to Seoul with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $809Free CancellationRating
7.1
10,656 reviews
Search Air Canada flights
Alaska AirlinesPriceFrom $815Free CancellationRating
8.0
11,792 reviews
Search Alaska Airlines flights
DeltaPriceFrom $849Free CancellationRating
7.9
8,113 reviews
Search Delta flights
United AirlinesPriceFrom $907Free CancellationRating
7.4
9,198 reviews
Search United Airlines flights
Asiana AirlinesPriceFrom $912Free CancellationRating
8.1
501 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $1,086Free CancellationRating
8.4
1,188 reviews
Search Korean Air flights

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Seoul 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 Seoul?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Seoul.

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

Yes momondo offers price alerts on flights to Seoul from Portland. 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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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