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Cheap flights from Duluth to Seoul from $977

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Duluth to Seoul departing on 3/1. 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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Cheap round-trip flights

United Airlines Logo
3:14 pm - 4:15 pmDLH-ICN
34h 01m2 stops
United Airlines Logo
6:00 pm - 10:44 amICN-DLH
31h 44m2 stops
$977United Airlines
Find Deal
Sun, Mar 1 - Thu, Mar 5
United Airlines Logo
3:14 pm - 4:15 pmDLH-ICN
34h 01m2 stops
United Airlines Logo
12:45 pm - 9:57 pmICN-DLH
24h 12m2 stops
$1,057United Airlines
Find Deal
Sun, Mar 1 - Thu, Mar 5
Delta Logo
8:05 am - 3:30 pmDLH-ICN
16h 25m1 stop
Delta Logo
7:30 pm - 11:52 pmICN-DLH
19h 22m1 stop
$1,138Delta
Find Deal
Sun, Mar 1 - Thu, Mar 5
Delta Logo
8:05 am - 5:45 amDLH-ICN
30h 40m2 stops
Delta Logo
9:35 am - 7:37 pmICN-DLH
25h 02m2 stops
$1,143Delta
Find Deal
Sun, Mar 1 - Thu, Mar 5
Delta Logo
8:05 am - 3:30 pmDLH-ICN
16h 25m1 stop
Delta Logo
7:30 pm - 11:52 pmICN-DLH
19h 22m1 stop
$1,194Delta
Find Deal
Sun, Mar 1 - Thu, Mar 5
Delta Logo
4:20 pm - 3:50 pmDLH-ICN
32h 30m2 stops
Delta Logo
7:30 pm - 11:07 amICN-DLH
30h 37m1 stop
$1,199Delta
Find Deal
Sun, Mar 1 - Thu, Mar 5

United Airlines flights from Duluth to Seoul

Our best United Airlines deals on Duluth to Seoul flight tickets
United Airlines
Mar 1
DLH3:14 pmDuluth Intl
34h 01m
2 stops
ICN4:15 pmIncheon Intl
Mar 5
ICN6:00 pmIncheon Intl
31h 44m
2 stops
DLH10:44 amDuluth Intl
$977
Find similar
United Airlines
Mar 1
DLH3:14 pmDuluth Intl
34h 01m
2 stops
ICN4:15 pmIncheon Intl
Mar 5
ICN12:45 pmIncheon Intl
24h 12m
2 stops
DLH9:57 pmDuluth Intl
$1,057
Find similar

Delta flights from Duluth to Seoul

Our best Delta deals on Duluth to Seoul flight tickets
Delta
Mar 1
DLH8:05 amDuluth Intl
16h 25m
1 stop
ICN3:30 pmIncheon Intl
Mar 5
ICN7:30 pmIncheon Intl
19h 22m
1 stop
DLH11:52 pmDuluth Intl
$1,138
Find similar
Delta
Mar 1
DLH8:05 amDuluth Intl
30h 40m
2 stops
ICN5:45 amIncheon Intl
Mar 5
ICN9:35 amIncheon Intl
25h 02m
2 stops
DLH7:37 pmDuluth Intl
$1,143
Find similar
Delta
Mar 1
DLH8:05 amDuluth Intl
16h 25m
1 stop
ICN3:30 pmIncheon Intl
Mar 5
ICN7:30 pmIncheon Intl
19h 22m
1 stop
DLH11:52 pmDuluth Intl
$1,194
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Duluth to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DuluthIncheon

DLH - ICN

DLHICN

Duluth Intl

Sun 3/1

3:14 pm-4:15 pm

2 stops34h 01m

Incheon Intl

Thu 3/5

6:00 pm-10:44 am

2 stops31h 44m

$977

DuluthIncheon

DLH - ICN

DLHICN

Duluth Intl

Sun 3/1

3:14 pm-4:15 pm

2 stops34h 01m

Incheon Intl

Thu 3/5

12:45 pm-9:57 pm

2 stops24h 12m

$1,057

DuluthIncheon

DLH - ICN

DLHICN

Duluth Intl

Sun 3/1

8:05 am-3:30 pm

1 stop16h 25m

Incheon Intl

Thu 3/5

7:30 pm-11:52 pm

1 stop19h 22m

$1,138

DuluthIncheon

DLH - ICN

DLHICN

Duluth Intl

Sun 3/1

8:05 am-5:45 am

2 stops30h 40m

Incheon Intl

Thu 3/5

9:35 am-7:37 pm

2 stops25h 02m

$1,143

DuluthIncheon

DLH - ICN

DLHICN

Duluth Intl

Sun 3/1

8:05 am-3:30 pm

1 stop16h 25m

Incheon Intl

Thu 3/5

7:30 pm-11:52 pm

1 stop19h 22m

$1,194

DuluthIncheon

DLH - ICN

DLHICN

Duluth Intl

Sun 3/1

4:20 pm-3:50 pm

2 stops32h 30m

Incheon Intl

Thu 3/5

7:30 pm-11:07 am

1 stop30h 37m

$1,199

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Duluth to Seoul

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

Cheap Duluth to Seoul (DLH to SEL) flight deals and tips

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

Direct flights

None
There are no direct flights from Duluth to Seoul. There are no popular flight routes from Duluth to Seoul.
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  • How far is Duluth Intl to Seoul by plane?

    Seoul is 6123.7 mi away from Duluth Intl. A reasonable flight in good conditions will take 16h 25m.

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

    Prices for flights from Duluth Intl Airport to Seoul refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Duluth Intl Airport to Seoul.

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

    The necessary travel and health documents for your Seoul trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Duluth to Seoul?

    Confirm your travel details to search for the latest offers for flights from Duluth to Seoul. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Duluth to Seoul with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

It is quick and easy to find Duluth to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.

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

All flight searches from Duluth to Seoul on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Duluth 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 Duluth to Seoul.

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

If you are simply researching potential flights to Seoul, momondo offers a useful price alert feature which will track prices for flights to Seoul from Duluth and alert you when they 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