HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Duluth

$328+ Cheap flights from Detroit to Duluth (DTT - DLH)

DTT — DLH
Oct 23 — Oct 301
Fri 10/23
Fri 10/30
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

Fri 10/167:30 am -
1 stop4h 12m
Sun 10/187:45 am -
1 stop4h 24m
Deal found 9/21$328
Tue 10/205:30 am -
1 stop6h 12m
Tue 10/273:06 pm -
1 stop4h 24m
Deal found 9/20$352
Thu 10/227:30 am -
1 stop4h 12m
Tue 10/276:54 am -
1 stop7h 31m
Deal found 9/22$355
Sat 10/312:30 pm -
1 stop6h 49m
Wed 10/77:45 am -
1 stop4h 24m
Deal found 9/18$358
Fri 10/212:30 pm -
1 stop6h 49m
Wed 10/77:45 am -
1 stop6h 42m
Deal found 9/20$388
Sat 10/179:02 am -
1 stop6h 27m
Sun 10/256:23 am -
1 stop5h 56m
Deal found 9/20$414
Fri 10/237:17 pm -
1 stop5h 05m
Tue 10/273:06 pm -
1 stop4h 24m
Deal found 9/19$469
Fri 9/257:11 pm -
1 stop5h 11m
Sun 9/2711:18 am -
1 stop5h 47m
Deal found 9/22$482

Find flight deals from Detroit to Duluth

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$328
(United Airlines)
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

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Detroit to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitDuluth

DTW Detroit Metropolitan Wayne County - DLH Duluth Intl

DTWDLH

Detroit Metropolitan Wayne County

Tue 10/20

7:00 am-11:44 am

1 stop5h 44m

Duluth Intl

Tue 10/27

5:14 am-11:45 am

1 stop5h 31m

$328

DetroitDuluth

DTW Detroit Metropolitan Wayne County - DLH Duluth Intl

DTWDLH

Detroit Metropolitan Wayne County

Thu 12/10

7:05 am-11:38 am

1 stop5h 33m

Duluth Intl

Sat 12/12

4:45 pm-11:55 pm

1 stop6h 10m

$358

DetroitDuluth

DTW Detroit Metropolitan Wayne County - DLH Duluth Intl

DTWDLH

Detroit Metropolitan Wayne County

Fri 10/2

12:30 pm-6:19 pm

1 stop6h 49m

Duluth Intl

Wed 10/7

7:45 am-3:27 pm

1 stop6h 42m

$388
Quickest round-trip

DetroitDuluth

DTW Detroit Metropolitan Wayne County - DLH Duluth Intl

DTWDLH

Detroit Metropolitan Wayne County

Fri 10/23

7:17 pm-11:22 pm

1 stop5h 05m

Duluth Intl

Tue 10/27

3:06 pm-8:30 pm

1 stop4h 24m

$469

DetroitDuluth

DTW Detroit Metropolitan Wayne County - DLH Duluth Intl

DTWDLH

Detroit Metropolitan Wayne County

Sat 9/26

7:11 pm-11:22 pm

1 stop5h 11m

Duluth Intl

Sun 9/27

11:18 am-6:05 pm

1 stop5h 47m

$482

DetroitDuluth

DTW Detroit Metropolitan Wayne County - DLH Duluth Intl

DTWDLH

Detroit Metropolitan Wayne County

Tue 10/20

5:30 am-10:42 am

1 stop6h 12m

Duluth Intl

Tue 10/27

3:06 pm-2:19 pm

2 stops22h 13m

$571

DetroitDuluth

DTW Detroit Metropolitan Wayne County - DLH Duluth Intl

DTWDLH

Detroit Metropolitan Wayne County

Tue 10/6

7:00 am-11:22 pm

2 stops17h 22m

Duluth Intl

Sat 10/10

3:10 pm-10:15 pm

1 stop6h 05m

$654

DetroitDuluth

DTW Detroit Metropolitan Wayne County - DLH Duluth Intl

DTWDLH

Detroit Metropolitan Wayne County

Sat 10/17

6:00 am-11:39 pm

2 stops18h 39m

Duluth Intl

Sun 10/25

6:23 am-1:19 pm

1 stop5h 56m

$655

DetroitDuluth

DTW Detroit Metropolitan Wayne County - DLH Duluth Intl

DTWDLH

Detroit Metropolitan Wayne County

Thu 12/10

8:41 am-2:28 pm

1 stop6h 47m

Duluth Intl

Sat 12/12

5:54 am-10:15 pm

2 stops15h 21m

$681

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/21

Sorted by cheapest first

Compare providers for flights from Detroit to Duluth

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Duluth in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Duluth flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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

Cheapflights Insights

Everything you need to know about your flight from Detroit to Duluth

What is the cheapest month to book a flight from Detroit to Duluth?

Currently, November is the cheapest month in which you can book a flight from Detroit to Duluth (average of $253). Flying from Detroit to Duluth in July is currently the most expensive (average of $598). 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.

Reviews of airlines servicing Duluth

Read through reviews of airlines operating flights from Detroit to Duluth, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,226 reviews

Comfort

7.3

Crew

8.1

Food

6.7

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
United Airlines
7.4
Good
10,226 reviews
United Airlines
7.4
Good
10,226 reviews

Comfort

7.3

Crew

8.1

Food

6.7

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Related info for your journey

  • How long is the flight from Detroit to Duluth?

    Delta and United Airlines can get you from Detroit to Duluth in just under 5h 44m. Your travel time can differ by up to 1h 05m. 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.

  • 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.

  • What is the cheapest month to book a flight from Detroit to Duluth?

    Currently, November is the cheapest month in which you can book a flight from Detroit to Duluth (average of $253). Flying from Detroit to Duluth in July is currently the most expensive (average of $598). 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 Duluth?

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

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Detroit to Duluth

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$238Average$423FlexibilityNo cancel feeOn-time69%
DeltaCheapest$263Average$413FlexibilityNo cancel feeOn-timeN/A

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.