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$1,216+ Cheap flights from Portland, ME (PWM) to Seoul (SEL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SEL
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
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Cheap flight deals from Portland to Seoul

Best flights from Portland to Seoul
Discover carefully curated flight deals from Portland to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 15, 2025.

This Delta deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 1/135:30 amPWM - ICN
1 stop20h 20mDelta
mar. 1/206:00 pmICN - PWM
1 stop18h 27mDelta
Deal found 12/14$1,216
This United Airlines deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/236:00 amPWM - ICN
2 stops33h 40mUnited Airlines
mar. 1/276:00 pmICN - PWM
2 stops29h 01mUnited Airlines
Deal found 12/12$1,220
This Korean Air deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/235:30 amPWM - ICN
1 stop20h 20mKorean Air
mar. 1/277:30 pmICN - PWM
1 stop18h 50mKorean Air
Deal found 12/12$1,479
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 1/139:40 amPWM - ICN
2 stops30h 00mUnited Airlines
mar. 1/2012:45 pmICN - PWM
2 stops39h 54mUnited Airlines
Deal found 12/14$1,220
This Qatar Airways deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 1/133:58 pmPWM - ICN
2 stops35h 17mQatar Airways
mar. 1/203:00 pmICN - PWM
3 stops59h 05mQatar Airways
Deal found 12/14$2,803

Find flight deals from Portland to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,216
(Delta)

Popular in

December

Cheapest in

November

Average price

$1,862
Provider with most accurate pricing for Boston Logan Intl-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Seoul (SEL) flights.
Search Deals
From Portland to Seoul (SEL)
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated diciembre 15, 2025.
Use the filters below to find and compare flights from Portland to Seoul that are best for you.

Fly from

Portland

Fly to

Seoul

Route

Depart

Return

Price

PortlandIncheon

PWM - ICN

PWMICN

Portland

mar. 1/13

5:30 am-3:50 pm

1 stop20h 20m

Incheon Intl

mar. 1/20

6:00 pm-10:27 pm

1 stop18h 27m

$1,216

PortlandIncheon

PWM - ICN

PWMICN

Portland

vie. 1/23

6:00 am-5:40 am

2 stops33h 40m

Incheon Intl

mar. 1/27

6:00 pm-9:01 am

2 stops29h 01m

$1,220

PortlandIncheon

PWM - ICN

PWMICN

Portland

mar. 1/13

9:40 am-5:40 am

2 stops30h 00m

Incheon Intl

mar. 1/20

12:45 pm-2:39 pm

2 stops39h 54m

$1,220

PortlandIncheon

PWM - ICN

PWMICN

Portland

vie. 1/23

5:30 am-3:50 pm

1 stop20h 20m

Incheon Intl

mar. 1/27

7:30 pm-12:20 am

1 stop18h 50m

$1,479

PortlandIncheon

PWM - ICN

PWMICN

Portland

mar. 1/13

3:58 pm-5:15 pm

2 stops35h 17m

Incheon Intl

mar. 1/20

3:00 pm-12:05 pm

3 stops59h 05m

$2,803

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Best time to book a flight from Portland to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Seoul

What is the cheapest month to book a flight from Portland, Maine to Seoul?

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Seoul (average of $770). Flying from Portland, Maine to Seoul in June is currently the most expensive (average of $1,316). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Portland to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Seoul?

    Portland (PWM) is the airport you will fly out of if you book a flight from Portland to Seoul. You should not have trouble finding flights to Seoul from Portland; the airport handles an average of 0 outbound flights to Seoul per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Portland airport to Seoul. It is only a 2.9 mi journey to Portland (PWM) from Portland’s city center.

  • How long is the flight from Portland, Maine to Seoul?

    For as low as $1,216, Delta can have you in Seoul from Portland, Maine in 20h 20m. Portland, Maine and Seoul are separated by a distance of 6731 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Portland to Seoul that include hotel bookings?

    Yes. In addition to deals on Portland to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Seoul.

  • Can I find deals for business class flights from Portland to Seoul?

    Yes. Cheapflights offers flight deals from Portland to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland, Maine to Seoul?

    Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Seoul (average of $770). Flying from Portland, Maine to Seoul in June is currently the most expensive (average of $1,316). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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