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$961+ Cheap flights from Duluth (DLH) 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SEL
Dec 16 — Dec 231
Tue 12/16
Tue 12/23
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from Duluth to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) 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 November 16, 2025.

Most accurate provider

AranGrant
2 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$961
(Delta)
Provider with most accurate pricing for Duluth Intl-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Duluth Intl-Seoul (SEL) flights.
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From Duluth Intl to Seoul (SEL)
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Find flight deals from Duluth to Seoul

Cheapest flights from Duluth to Seoul
Explore the most affordable flight options available from Duluth to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 16, 2025.

This Delta deal was found by Cheapflights users on 11/15. 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.
Fri 12/57:45 amDLH - ICN
1 stop16h 45mDelta
Tue 12/97:30 pmICN - DLH
1 stop30h 50mDelta
Deal found 11/15$1,169

Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth 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 November 16, 2025.
Use the filters below to find and compare flights from Duluth to Seoul that are best for you.

Fly from

Duluth

Fly to

Seoul

Route

Depart

Return

Price

DuluthIncheon

DLH - ICN

DLHICN

Duluth Intl

Sun 3/1

8:04 am-3:30 pm

1 stop16h 26m

Incheon Intl

Thu 3/5

7:30 pm-11:27 pm

1 stop18h 57m

$961

DuluthIncheon

DLH - ICN

DLHICN

Duluth Intl

Fri 12/5

7:45 am-3:30 pm

1 stop16h 45m

Incheon Intl

Tue 12/9

7:30 pm-11:20 am

1 stop30h 50m

$1,169

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

  • Most accurate provider: When it comes to deals on Duluth-Seoul flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Duluth-Seoul flight deals on Cheapflights vs. AranGrant 90-95% of the time. Price accuracy is based on data collected from Duluth-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Duluth-Seoul flights, Cheapflights users trust AranGrant the most. AranGrant 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 Duluth-Seoul 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 Duluth to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Duluth 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 Duluth to Seoul
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Duluth 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 Duluth to Seoul?

    For a flight from Duluth to Seoul, you will be flying from Duluth Intl. Duluth Intl (DLH) is just 5.8 mi from the center of the city. Duluth Intl is the only Duluth airport and it handles 0 outbound flights to Seoul per day. 0 airlines have flights to Seoul from Duluth Intl on a regular basis.

  • How long is the flight from Duluth to Seoul?

    Departing from Duluth to Seoul will take you 16h 26m. There are 6137 mi between Duluth and Seoul.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Duluth 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.

See more FAQs

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