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$364+ Cheap flights from Helena to Detroit (HLN - DTT)

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — DTT
Aug 5 — Aug 121
Wed 8/5
Wed 8/12
1 adult, Economy
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Cheap flight deals from Helena to Detroit

Cheapest flights from Helena to Detroit
Explore the most affordable flight options available from Helena to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 6, 2026.

This Delta deal was found by Cheapflights users on 7/6. 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.
Mon 8/312:55 pm
HLN
-
DTW
1 stop9h 04m
Delta
Sat 8/85:40 pm
DTW
-
HLN
1 stop6h 50m
Delta
Deal found 7/6$364
This United Airlines deal was found by Cheapflights users on 7/2. 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 9/16:15 am
HLN
-
DTW
1 stop6h 12m
United Airlines
Sat 9/53:33 pm
DTW
-
HLN
1 stop7h 57m
United Airlines
Deal found 7/2$419
This Delta deal was found by Cheapflights users on 7/6. 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 7/1712:55 pm
HLN
-
DTW
1 stop9h 04m
Delta
Fri 7/245:40 pm
DTW
-
HLN
1 stop6h 59m
Delta
Deal found 7/6$559
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:11 pm
HLN
-
DTW
1 stop10h 11m
Alaska Airlines
Thu 9/37:01 am
DTW
-
HLN
1 stop11h 33m
Alaska Airlines
Deal found 7/6$606

Find flight deals from Helena to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Detroit (DTT). 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 July 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$364
(Delta)
Provider with most accurate pricing for Helena-Detroit (DTT) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helena-Detroit (DTT) flights.
Search Deals
From Helena to Detroit (DTT)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Detroit 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 July 6, 2026.
Use the filters below to find and compare flights from Helena to Detroit that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Tue 9/1

6:15 am-2:27 pm

1 stop6h 12m

Detroit Metropolitan Wayne County

Sat 9/5

3:33 pm-9:30 pm

1 stop7h 57m

$419
Cheapest one-way

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Mon 9/28

5:18 pm-10:53 am

2 stops15h 35m

$669
Quickest one-way

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Mon 9/28

12:57 pm-11:59 pm

1 stop9h 02m

$779

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

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

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

    For as low as $419, United Airlines can have you in Detroit from Helena in 6h 12m. Helena and Detroit are separated by a distance of 1436 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Helena to Detroit 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 Detroit?

Book flights to Detroit if you plan to visit one of these locations
Roseville
Port Huron

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