$268+ 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — DLH
Sep 23 — Sep 301
Round-trip
1 adult, Economy
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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
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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
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Best
Last-minute
One-way
Cheapest flights from Detroit to DuluthExplore 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 August 24, 2026.
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 August 24, 2026.
This Delta deal was found by Cheapflights users on 8/19. 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 10/1612:45 pm -
1 stop3h 56m
Tue 10/205:14 am -
1 stop5h 31m
Deal found 8/19![Delta logo]()
$308
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/257:11 pm -
1 stop5h 11m
Mon 9/283:10 pm -
1 stop6h 05m
Deal found 8/20![United Airlines logo]()
$338
This United Airlines deal was found by Cheapflights users on 8/22. 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 10/17:30 am -
1 stop4h 12m
Sun 10/47:45 am -
1 stop4h 24m
Deal found 8/22![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/19. 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 11/126:18 am -
1 stop5h 23m
Mon 11/1611:16 am -
1 stop5h 14m
Deal found 8/19![United Airlines logo]()
$362
This United Airlines deal was found by Cheapflights users on 8/23. 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 11/67:26 am -
1 stop4h 15m
Mon 11/93:06 pm -
1 stop4h 24m
Deal found 8/23![United Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 8/21. 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 9/117:31 pm -
1 stop4h 49m
Sun 9/136:24 pm -
1 stop4h 34m
Deal found 8/21![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 8/23. 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 9/107:31 pm -
1 stop4h 49m
Tue 9/156:24 pm -
1 stop4h 31m
Deal found 8/23![United Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 8/22. 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.
Tue 8/2512:30 pm -
1 stop4h 01m
Sat 8/295:15 am -
1 stop5h 27m
Deal found 8/22![Delta logo]()
$413
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 9/52:10 pm -
1 stop4h 24m
Wed 9/96:24 pm -
1 stop4h 25m
Deal found 8/21![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/19. 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 8/2112:35 pm -
1 stop5h 59m
Sun 8/236:23 pm -
1 stop4h 36m
Deal found 8/19![United Airlines logo]()
$428
Best flights from Detroit to DuluthDiscover carefully curated flight deals from Detroit to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
Discover carefully curated flight deals from Detroit to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. 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 10/17:30 am -
1 stop4h 12m
Sat 10/316:54 am -
1 stop5h 34m
Deal found 8/21![United Airlines logo]()
$308
This Delta deal was found by Cheapflights users on 8/19. 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 10/1612:45 pm -
1 stop3h 56m
Wed 10/214:21 pm -
1 stop3h 18m
Deal found 8/19![Delta logo]()
$308
This Delta deal was found by Cheapflights users on 8/20. 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 10/307:00 am -
1 stop5h 44m
Sat 10/314:21 pm -
1 stop6h 09m
Deal found 8/20![Delta logo]()
$308
This Delta deal was found by Cheapflights users on 8/23. 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 11/67:50 pm -
1 stop4h 07m
Sun 11/85:14 am -
1 stop5h 31m
Deal found 8/23![Delta logo]()
$338
This United Airlines deal was found by Cheapflights users on 8/23. 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 11/67:26 am -
1 stop4h 15m
Mon 11/93:06 pm -
1 stop4h 24m
Deal found 8/23![United Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/1112:35 pm -
1 stop6h 13m
Sun 9/136:24 pm -
1 stop4h 34m
Deal found 8/22![United Airlines logo]()
$408
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Wed 1/2710:12 am -
2 stops13h 52m
Sat 1/307:35 am -
1 stop6h 54m
Deal found 8/23![United Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Wed 9/99:15 am -
1 stop6h 14m
Fri 9/116:24 pm -
2 stops18h 47m
Deal found 8/20![United Airlines logo]()
$511
Last-minute flights from Detroit to DuluthDiscover last-minute flight deals from Detroit to Duluth. Data last updated August 24, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to Duluth. Data last updated August 24, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Mon 8/246:10 pm -
1 stop6h 12m
Sat 8/296:23 pm -
1 stop4h 31m
Deal found 8/22![United Airlines logo]()
$493
This Delta deal was found by Cheapflights users on 8/22. 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.
Tue 8/2512:30 pm -
1 stop4h 01m
Sat 8/295:15 am -
1 stop5h 27m
Deal found 8/22![Delta logo]()
$413
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 9/52:10 pm -
1 stop4h 24m
Wed 9/96:24 pm -
1 stop4h 25m
Deal found 8/21![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Wed 9/99:15 am -
1 stop6h 14m
Fri 9/116:24 pm -
2 stops18h 47m
Deal found 8/20![United Airlines logo]()
$511
This United Airlines deal was found by Cheapflights users on 8/23. 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 9/107:31 pm -
1 stop4h 49m
Tue 9/156:24 pm -
1 stop4h 31m
Deal found 8/23![United Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 8/21. 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 9/117:31 pm -
1 stop4h 49m
Sun 9/136:24 pm -
1 stop4h 34m
Deal found 8/21![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Mon 9/217:31 pm -
1 stop4h 49m
Mon 9/283:10 pm -
1 stop6h 05m
Deal found 8/24![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/257:11 pm -
1 stop5h 11m
Mon 9/283:10 pm -
1 stop6h 05m
Deal found 8/20![United Airlines logo]()
$338
One-way flights from Detroit to DuluthSearch for one-way flight options from Detroit to Duluth. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
Search for one-way flight options from Detroit to Duluth. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 9/195:25 am -
1 stop6h 17m
Deal found 8/21![United Airlines logo]()
$268
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/410:30 am -
1 stop4h 59m
Deal found 8/20![United Airlines logo]()
$363
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Wed 10/216:55 pm -
2 stops20h 34m
Deal found 8/23![United Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Tue 9/83:29 pm -
2 stops24h 00m
Deal found 8/24![United Airlines logo]()
$542
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 August 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $308 (Delta) |
One-way from | $268 (United Airlines) |
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 7,457,451 searches. Data last updated August 24, 2026.
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
Cheapest round-trip
DetroitDuluth
DTW Detroit Metropolitan Wayne County - DLH Duluth Intl
DTWDLH
Detroit Metropolitan Wayne County
Thu 10/1
7:30 am-10:42 am
1 stop4h 12m
Duluth Intl
Sat 10/31
6:54 am-1:28 pm
1 stop5h 34m
$308
Quickest round-trip
DetroitDuluth
DTW Detroit Metropolitan Wayne County - DLH Duluth Intl
DTWDLH
Detroit Metropolitan Wayne County
Fri 10/16
12:45 pm-3:41 pm
1 stop3h 56m
Duluth Intl
Wed 10/21
4:21 pm-8:39 pm
1 stop3h 18m
$308
DetroitDuluth
DTW Detroit Metropolitan Wayne County - DLH Duluth Intl
DTWDLH
Detroit Metropolitan Wayne County
Fri 10/30
7:00 am-11:44 am
1 stop5h 44m
Duluth Intl
Sat 10/31
4:21 pm-11:30 pm
1 stop6h 09m
$308
DetroitDuluth
DTW Detroit Metropolitan Wayne County - DLH Duluth Intl
DTWDLH
Detroit Metropolitan Wayne County
Fri 11/6
7:50 pm-10:57 pm
1 stop4h 07m
Duluth Intl
Sun 11/8
5:14 am-11:45 am
1 stop5h 31m
$338
DetroitDuluth
DTW Detroit Metropolitan Wayne County - DLH Duluth Intl
DTWDLH
Detroit Metropolitan Wayne County
Fri 11/6
7:26 am-10:41 am
1 stop4h 15m
Duluth Intl
Mon 11/9
3:06 pm-8:30 pm
1 stop4h 24m
$386
DetroitDuluth
DTW Detroit Metropolitan Wayne County - DLH Duluth Intl
DTWDLH
Detroit Metropolitan Wayne County
Fri 9/11
12:35 pm-5:48 pm
1 stop6h 13m
Duluth Intl
Sun 9/13
6:24 pm-11:58 pm
1 stop4h 34m
$408
DetroitDuluth
DTW Detroit Metropolitan Wayne County - DLH Duluth Intl
DTWDLH
Detroit Metropolitan Wayne County
Wed 1/27
10:12 am-11:04 pm
2 stops13h 52m
Duluth Intl
Sat 1/30
7:35 am-3:29 pm
1 stop6h 54m
$496
DetroitDuluth
DTW Detroit Metropolitan Wayne County - DLH Duluth Intl
DTWDLH
Detroit Metropolitan Wayne County
Wed 9/9
9:15 am-2:29 pm
1 stop6h 14m
Duluth Intl
Fri 9/11
6:24 pm-2:11 pm
2 stops18h 47m
$511
Cheapest one-way
DetroitDuluth
DTW Detroit Metropolitan Wayne County - DLH Duluth Intl
DTWDLH
Detroit Metropolitan Wayne County
Sat 9/19
5:25 am-10:42 am
1 stop6h 17m
$268
Quickest one-way
DetroitDuluth
DTW Detroit Metropolitan Wayne County - DLH Duluth Intl
DTWDLH
Detroit Metropolitan Wayne County
Wed 10/21
7:50 pm-10:57 pm
1 stop4h 07m
$268
Showing 1-10 of 14 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
DTT-DLH
DTW-DLH
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
DTT-DLH
DTW-DLH
What is the cheapest month to book a flight from Detroit to Duluth?
Currently, August is the cheapest month in which you can book a flight from Detroit to Duluth (average of $285). 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
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 August 24, 2026.
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.
Food
6.7
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Food
6.7
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
Traveling to a place near Duluth?
Book flights to Duluth if you plan to visit one of these locationsTwo Harbors
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Complete your trip
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Other flights to Duluth
Explore flights to Duluth departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 24, 2026.
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Detroit and Duluth flights
Browse other Detroit and Duluth flight options. Last updated on August 24, 2026.
Other flights from Detroit
Browse through other flights departing from Detroit. Flights are based on user searches made on Cheapflights and were last updated on August 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated August 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$238 | Average$423 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$263 | Average$413 | FlexibilityNo cancel fee | On-timeN/A |