HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Duluth

$243+ Cheap flights from Detroit to Duluth (DTT - DLH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — DLH
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Detroit to Duluth with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Detroit to Duluth

Cheapest flights from Detroit to Duluth
Explore the most affordable flight options available from Detroit to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

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.
Thu 12/259:12 amDTW - DLH
1 stop6h 16mUnited Airlines
Sat 1/313:05 pmDLH - DTW
1 stop4h 21mUnited Airlines
Deal found 12/14$309
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.
Thu 12/2511:20 amDTW - DLH
1 stop4h 08mUnited Airlines
Fri 1/303:05 pmDLH - DTW
1 stop6h 05mUnited Airlines
Deal found 12/14$363
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.
Thu 12/259:12 amDTW - DLH
1 stop6h 16mUnited Airlines
Wed 12/313:03 pmDLH - DTW
1 stop6h 27mUnited Airlines
Deal found 12/14$424
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.
Thu 12/255:45 amDTW - DLH
2 stops9h 43mUnited Airlines
Thu 1/17:50 amDLH - DTW
1 stop13h 40mUnited Airlines
Deal found 12/14$576
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.
Fri 12/269:12 amDTW - DLH
1 stop6h 16mUnited Airlines
Sat 1/313:05 pmDLH - DTW
1 stop4h 21mUnited Airlines
Deal found 12/14$583
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:45 amDTW - DLH
2 stops9h 43mUnited Airlines
Tue 12/303:03 pmDLH - DTW
1 stop6h 27mUnited Airlines
Deal found 12/15$599

Find flight deals from Detroit to Duluth

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Duluth (DLH). 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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$293
(Delta)

One-way from

$243
(Delta)
Provider with most accurate pricing for Detroit (DTT)-Duluth Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Duluth Intl flights.
Search Deals
From Detroit (DTT) to Duluth Intl
Search Deals
One-way flight from Detroit (DTT) to Duluth Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Duluth 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 December 15, 2025.
Use the filters below to find and compare flights from Detroit to Duluth that are best for you.

Fly from

Detroit

Fly to

Duluth

Route

Depart

Return

Price

DetroitDuluth

DTW - DLH

DTWDLH

Detroit Metropolitan Wayne County

Fri 1/9

12:45 pm-3:44 pm

1 stop3h 59m

Duluth Intl

Sun 1/11

4:24 pm-10:34 pm

1 stop5h 10m

$293

DetroitDuluth

DTW - DLH

DTWDLH

Detroit Metropolitan Wayne County

Thu 12/25

9:12 am-2:28 pm

1 stop6h 16m

Duluth Intl

Sat 1/31

3:05 pm-8:26 pm

1 stop4h 21m

$309

DetroitDuluth

DTW - DLH

DTWDLH

Detroit Metropolitan Wayne County

Fri 2/20

9:17 am-3:32 pm

1 stop7h 15m

Duluth Intl

Mon 2/23

12:15 pm-6:46 pm

1 stop5h 31m

$328

DetroitDuluth

DTW - DLH

DTWDLH

Detroit Metropolitan Wayne County

Thu 12/25

11:20 am-2:28 pm

1 stop4h 08m

Duluth Intl

Fri 1/30

3:05 pm-10:10 pm

1 stop6h 05m

$363

DetroitDuluth

DTW - DLH

DTWDLH

Detroit Metropolitan Wayne County

Sat 1/24

9:00 am-2:30 pm

1 stop6h 30m

Duluth Intl

Tue 1/27

3:05 pm-8:26 pm

1 stop4h 21m

$417

DetroitDuluth

DTW - DLH

DTWDLH

Detroit Metropolitan Wayne County

Thu 12/25

9:12 am-2:28 pm

1 stop6h 16m

Duluth Intl

Wed 12/31

3:03 pm-10:30 pm

1 stop6h 27m

$424

DetroitDuluth

DTW - DLH

DTWDLH

Detroit Metropolitan Wayne County

Fri 1/9

2:40 pm-9:59 pm

2 stops8h 19m

Duluth Intl

Sun 1/11

7:40 am-1:21 pm

1 stop4h 41m

$425

DetroitDuluth

DTW - DLH

DTWDLH

Detroit Metropolitan Wayne County

Mon 1/12

7:55 pm-11:52 pm

1 stop4h 57m

$243

DetroitDuluth

DTW - DLH

DTWDLH

Detroit Metropolitan Wayne County

Mon 1/12

6:00 am-2:30 pm

2 stops9h 30m

$332

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Compare providers for flights from Detroit to Duluth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Duluth in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

Have a flexible travel schedule? Discover the best time to fly to Duluth from Detroit 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 Detroit to Duluth

What is the cheapest time of day to fly from DTT to DLH?

Find hourly flight availability from Detroit to Duluth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 21% on flights from Detroit to Duluth by exploring options for tickets in the evening.

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. 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 Duluth. Reviews last updated December 15, 2025.
Read through reviews of airlines operating flights from Detroit to Duluth, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Aug 2023

BDL - MSP

The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up

Related info for your journey

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

  • How long is the flight from Detroit to Duluth?

    Delta and United Airlines can get you from Detroit to Duluth in just under 3h 59m. Your travel time can differ by up to 2h 17m. Detroit and Duluth are separated by a distance of 539 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Detroit to Duluth round-trip?

    Currently priced at $228, Delta will fly you from Detroit to Duluth and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $238.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit to Duluth 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

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Two Harbors
Superior

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Detroit to Duluth

See prices for flight routes from nearby airports that may be better suited for you.
Detroit to Minneapolis flights
O'Hare Intl to Minneapolis flights
Midway to Minneapolis flights
Grand Rapids to Minneapolis flights
O'Hare Intl to Fargo flights
O'Hare Intl to Sioux Falls flights
South Bend to Minneapolis flights
O'Hare Intl to Duluth flights
Midway to Duluth flights
Midway to Sioux Falls flights
South Bend to Duluth flights
Flint to Minneapolis flights
Detroit to Fargo flights
Lansing to Minneapolis flights
Traverse City to Minneapolis flights
Bay City to Minneapolis flights
Grand Rapids to Sioux Falls flights
Midway to Rochester flights
Grand Rapids to Rochester flights
Detroit to Rochester flights
Marquette to Minneapolis flights
Detroit to Sioux Falls flights
Midway to Fargo flights
Flint to Sioux Falls flights
O'Hare Intl to Rochester flights
Grand Rapids to Duluth flights
Detroit to Duluth flights
O'Hare Intl to Mason City flights
O'Hare Intl to La Crosse flights
Grand Rapids to International Falls flights
O'Hare Intl to Ironwood flights
Grand Rapids to Fargo flights
Kalamazoo to Minneapolis flights
O'Hare Intl to Brainerd flights
Bay City to Sioux Falls flights
Lansing to Sioux Falls flights
Traverse City to Sioux Falls flights
Muskegon to Minneapolis flights
Flint to Fargo flights
O'Hare Intl to International Falls flights
Traverse City to Rochester flights
Kalamazoo to Fargo flights
Detroit to Bemidji flights
Detroit to La Crosse flights
Lansing to Duluth flights
Iron Mountain to Minneapolis flights
Lansing to Rochester flights

Top 2 airlines flying from Detroit to Duluth

Discover the top 2 airlines that operate flights from Detroit to Duluth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$413FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$238Average$402FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.