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Incheon Intl

$1,320+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — ICN
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,320
(Delta)
Provider with most accurate pricing for Portland-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Portland-Seoul (SEL) 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 March 31, 2025.

This Delta deal was found by Cheapflights users on 3/29. 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.
Wed 9/312:59 pmPWM - ICN
1 stop26h 01mDelta
Wed 9/106:50 pmICN - PWM
1 stop17h 58mDelta
Deal found 3/29$1,320
This Booking.com deal was found by Cheapflights users on 3/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/37:30 amPWM - ICN
2 stops49h 35mMultiple Airlines
Wed 9/1011:50 pmICN - PWM
3 stops59h 09mMultiple Airlines
Deal found 3/29$1,676
This Booking.com deal was found by Cheapflights users on 3/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/32:15 pmPWM - ICN
3 stops43h 05mSingapore Airlines
Wed 9/1011:50 pmICN - PWM
3 stops59h 09mSingapore Airlines
Deal found 3/29$1,725

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 March 31, 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 9/3

12:59 pm-4:00 am

1 stop26h 01m

Incheon Intl

Wed 9/10

6:50 pm-11:48 pm

1 stop17h 58m

$1,320

PortlandIncheon

PWM - ICN

PWMICN

Portland

Wed 9/3

7:30 am-10:05 pm

2 stops49h 35m

Incheon Intl

Wed 9/10

11:50 pm-9:59 pm

3 stops59h 09m

$1,676

PortlandIncheon

PWM - ICN

PWMICN

Portland

Wed 9/3

2:15 pm-10:20 pm

3 stops43h 05m

Incheon Intl

Wed 9/10

11:50 pm-9:59 pm

3 stops59h 09m

$1,725

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

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, February is the cheapest month in which you can book a flight from Portland, Maine to Incheon Intl Airport (average of $1,002). Flying from Portland, Maine to Incheon Intl Airport in June is currently the most expensive (average of $1,661). 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.

Rainfall in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Incheon Intl Airport ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit Incheon Intl Airport when rainfall is around 0.8 in.

Temperature in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Incheon Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Incheon Intl. Reviews last updated March 31, 2025.
Singapore Airlines
8.1
Very good
1,286 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very good
1,286 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Delta
8.0
Very good
7,899 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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.

  • What are the cheapest airlines flying from Portland, Maine to Incheon Intl Airport round-trip?

    Flying on Delta is currently your cheapest option to Incheon Intl Airport, with prices starting at $1,320. Another option worth looking into is Singapore Airlines, starting at $1,725 round trip.

  • 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, February is the cheapest month in which you can book a flight from Portland, Maine to Incheon Intl Airport (average of $1,002). Flying from Portland, Maine to Incheon Intl Airport in June is currently the most expensive (average of $1,661). 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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