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Incheon Intl

$1,163+ Cheap flights from Portland, ME (PWM) to Incheon Intl (ICN)

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — ICN
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Portland to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Incheon Intl (ICN). 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,163
(American Airlines)
Provider with most accurate pricing for Portland-Incheon Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-Incheon Intl flights.
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From Portland to Incheon Intl
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Find flight deals from Portland to Incheon Intl

Cheapest flights from Portland to Incheon Intl
Explore the most affordable flight options available from Portland to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This KLM deal was found by Cheapflights users on 10/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/162:34 pmPWM - ICN
2 stops36h 21mMultiple Airlines
Mon 1/512:05 pmICN - PWM
2 stops48h 24mMultiple Airlines
Deal found 10/29$2,444
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 12/166:00 amPWM - ICN
3 stops33h 40mUnited Airlines
Mon 1/512:45 pmICN - PWM
2 stops39h 46mUnited Airlines
Deal found 10/29$2,531
This oojo deal was found by Cheapflights users on 10/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/163:34 pmPWM - ICN
2 stops35h 41mQatar Airways
Sun 1/412:20 amICN - PWM
2 stops49h 45mQatar Airways
Deal found 10/29$3,568
This Delta deal was found by Cheapflights users on 10/29. 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.
Tue 12/166:08 amPWM - ICN
1 stop21h 37mDelta
Mon 1/58:05 pmICN - PWM
2 stops31h 40mDelta
Deal found 10/29$3,689

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Incheon Intl 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 October 30, 2025.
Use the filters below to find and compare flights from Portland to Incheon Intl Airport that are best for you.

Fly from

Portland

Fly to

Incheon Intl

Route

Depart

Return

Price

PortlandIncheon

PWM - ICN

PWMICN

Portland

Wed 2/11

7:00 am-4:45 pm

2 stops43h 45m

Incheon Intl

Sun 2/15

6:50 pm-10:27 am

2 stops29h 37m

$1,163

PortlandIncheon

PWM - ICN

PWMICN

Portland

Sat 2/21

7:10 am-4:45 pm

2 stops43h 35m

Incheon Intl

Wed 2/25

6:50 pm-10:27 am

2 stops29h 37m

$1,612

PortlandIncheon

PWM - ICN

PWMICN

Portland

Wed 2/11

5:30 am-3:50 pm

1 stop20h 20m

Incheon Intl

Sun 2/15

9:35 am-11:57 am

1 stop16h 22m

$2,051

PortlandIncheon

PWM - ICN

PWMICN

Portland

Sat 2/21

5:30 am-3:50 pm

1 stop20h 20m

Incheon Intl

Wed 2/25

6:00 pm-9:59 pm

1 stop17h 59m

$2,051

PortlandIncheon

PWM - ICN

PWMICN

Portland

Tue 12/16

2:34 pm-4:55 pm

2 stops36h 21m

Incheon Intl

Mon 1/5

12:05 pm-10:29 pm

2 stops48h 24m

$2,444

PortlandIncheon

PWM - ICN

PWMICN

Portland

Tue 12/16

6:00 am-5:40 am

3 stops33h 40m

Incheon Intl

Mon 1/5

12:45 pm-2:31 pm

2 stops39h 46m

$2,531

PortlandIncheon

PWM - ICN

PWMICN

Portland

Tue 12/16

3:34 pm-5:15 pm

2 stops35h 41m

Incheon Intl

Sun 1/4

12:20 am-12:05 pm

2 stops49h 45m

$3,568

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

  • Most accurate provider: When it comes to deals on Portland, Maine-Incheon Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland, Maine-Incheon Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland, Maine-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Incheon Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Incheon Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl 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 Incheon Intl Airport

What is the cheapest month to book a flight from Portland, Maine to Incheon Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Incheon Intl Airport (average of $795). Flying from Portland, Maine to Incheon Intl Airport in June is currently the most expensive (average of $1,358). 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 Incheon Intl. 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 Incheon Intl?

    Portland (PWM) is the airport you will fly out of if you book a flight from Portland to Incheon Intl. You should not have trouble finding flights to Incheon Intl from Portland; the airport handles an average of 0 outbound flights to Incheon Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Portland airport to Incheon Intl. 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 Incheon Intl Airport?

    Airlines like American Airlines and Delta fly from Portland, Maine to Incheon Intl Airport in about 20h 20m. The time it takes to get you to your destination can typically vary by up to 23h 25m. The distance between Portland, Maine and Incheon Intl Airport is about 6731 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Portland to Incheon Intl?

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

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

    Yes. Cheapflights offers flight deals from Portland to Incheon Intl 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 Incheon Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Incheon Intl Airport (average of $795). Flying from Portland, Maine to Incheon Intl Airport in June is currently the most expensive (average of $1,358). 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.

See more FAQs

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Suwon
Seongnam

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