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Helena

$329+ Cheap flights from Detroit to Helena (DTT - HLN)

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — HLN
Jun 20 — Jun 271
Sat 6/20
Sat 6/27
1 adult, Economy
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Cheap flight deals from Detroit to Helena

Cheapest flights from Detroit to Helena
Explore the most affordable flight options available from Detroit to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.

This Orbitz deal was found by Cheapflights users on 5/19. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:39 pm
DTW
-
HLN
1 stop25h 02m
Alaska Airlines
Mon 9/215:18 pm
HLN
-
DTW
1 stop10h 08m
Alaska Airlines
Deal found 5/19$329
This Delta deal was found by Cheapflights users on 5/18. 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.
Sat 7/45:40 pm
DTW
-
HLN
1 stop6h 51m
Delta
Thu 7/912:55 pm
HLN
-
DTW
1 stop9h 04m
Delta
Deal found 5/18$363
This Delta deal was found by Cheapflights users on 5/19. 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.
Wed 10/148:00 am
DTW
-
HLN
1 stop6h 24m
Delta
Thu 10/2212:50 pm
HLN
-
DTW
2 stops9h 54m
Delta
Deal found 5/19$368
This Expedia deal was found by Cheapflights users on 5/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:01 am
DTW
-
HLN
1 stop11h 40m
Alaska Airlines
Sun 9/205:18 pm
HLN
-
DTW
1 stop10h 08m
Alaska Airlines
Deal found 5/19$373
This Delta deal was found by Cheapflights users on 5/17. 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 7/287:00 am
DTW
-
HLN
1 stop7h 15m
Delta
Tue 8/412:55 pm
HLN
-
DTW
1 stop9h 04m
Delta
Deal found 5/17$401
This Delta deal was found by Cheapflights users on 5/16. 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.
Wed 6/312:30 pm
DTW
-
HLN
2 stops12h 03m
Delta
Sat 6/61:03 pm
HLN
-
DTW
1 stop9h 04m
Delta
Deal found 5/16$416
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Tue 10/279:30 am
DTW
-
HLN
2 stops13h 29m
United Airlines
Sat 10/317:00 am
HLN
-
DTW
1 stop6h 14m
United Airlines
Deal found 5/20$424
This United Airlines deal was found by Cheapflights users on 5/16. 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 6/28:00 am
DTW
-
HLN
1 stop7h 33m
United Airlines
Sat 6/66:15 am
HLN
-
DTW
1 stop6h 11m
United Airlines
Deal found 5/16$454

Find flight deals from Detroit to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Helena (HLN). 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 May 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(Orbitz)
Provider with most accurate pricing for Detroit (DTT)-Helena flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Helena flights.
Search Deals
From Detroit (DTT) to Helena
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Helena 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 May 21, 2026.
Use the filters below to find and compare flights from Detroit to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Wed 10/14

8:00 am-12:24 pm

1 stop6h 24m

Helena

Thu 10/22

12:50 pm-12:44 am

2 stops9h 54m

$368

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Tue 7/28

7:00 am-12:15 pm

1 stop7h 15m

Helena

Tue 8/4

12:55 pm-11:59 pm

1 stop9h 04m

$401

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Wed 6/3

12:30 pm-10:33 pm

2 stops12h 03m

Helena

Sat 6/6

1:03 pm-12:07 am

1 stop9h 04m

$416
Quickest round-trip

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Tue 10/27

4:55 pm-8:59 pm

1 stop6h 04m

Helena

Sat 10/31

7:00 am-3:14 pm

1 stop6h 14m

$419

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Tue 6/2

11:00 am-9:20 pm

2 stops12h 20m

Helena

Sat 6/6

2:20 pm-10:43 pm

1 stop6h 23m

$459

DetroitHelena

DTW - HLN

DTWHLN

Detroit Metropolitan Wayne County

Fri 9/18

5:40 am-4:41 pm

2 stops13h 01m

Helena

Sun 9/20

5:18 pm-5:26 am

1 stop10h 08m

$463

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/19

Sorted by cheapest first

Compare providers for flights from Detroit to Helena

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

Have a flexible travel schedule? Discover the best time to fly to Helena 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 Helena
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 Detroit to Helena. 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 Helena?

    A quick flight from Detroit to Helena can take about 6h 04m. Delta provides one of the quickest options available for as low as $419. There are 1436 mi between Detroit and Helena. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit to Helena 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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