How long is the flight from Helena to Detroit?

For as low as $497, Alaska Airlines can have you in Detroit from Helena in 6h 53m. Helena and Detroit are separated by a distance of 1436 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Detroit ranges from 1.8 - 3.1 inches per month. August is typically the wettest month, when rainfall can reach 3.1 in. January is typically the driest time to visit Detroit when rainfall is around 1.8 in.

If weather is an important factor for your trip to Detroit, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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

When flying from Helena to Detroit, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

$324+ Flights from Helena to Detroit

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Cheap flight deals from Helena to Detroit

Best flights from Helena to Detroit
Discover carefully curated flight deals from Helena to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Fri 1/306:48 pmHLN - DTW

1 stop19h 31mAlaska Airlines

Tue 2/35:15 pmDTW - HLN

1 stop26h 56mAlaska Airlines

Deal found 12/22

$324

Sun 1/186:15 amHLN - DTW

1 stop6h 53mUnited Airlines

Sun 1/259:00 amDTW - HLN

1 stop6h 41mUnited Airlines

Deal found 12/20

$497

Sun 1/181:10 pmHLN - DTW

2 stops7h 25mDelta

Sun 1/258:00 amDTW - HLN

1 stop6h 27mDelta

Deal found 12/20

$502

Sun 1/186:48 pmHLN - DTW

1 stop19h 31mAlaska Airlines

Sun 1/255:15 pmDTW - HLN

1 stop26h 56mAlaska Airlines

Deal found 12/20

$446

Last-minute flights from Helena to Detroit
Discover last-minute flight deals from Helena to Detroit. Data last updated December 23, 2025 and is based on user searches.

Sun 1/186:48 pmHLN - DTW

1 stop19h 31mAlaska Airlines

Sun 1/255:15 pmDTW - HLN

1 stop26h 56mAlaska Airlines

Deal found 12/20

$446

Sun 1/186:15 amHLN - DTW

1 stop6h 53mUnited Airlines

Sun 1/259:00 amDTW - HLN

1 stop6h 41mUnited Airlines

Deal found 12/20

$497

Fri 1/306:48 pmHLN - DTW

1 stop19h 31mAlaska Airlines

Tue 2/35:15 pmDTW - HLN

1 stop26h 56mAlaska Airlines

Deal found 12/22

$324

Fri 1/306:15 amHLN - DTW

2 stops12h 07mUnited Airlines

Tue 2/35:30 amDTW - HLN

2 stops10h 11mUnited Airlines

Deal found 12/21

$567

One-way flights from Helena to Detroit
Search for one-way flight options from Helena to Detroit. Find affordable one-way fares based on user searches. Data last updated December 23, 2025.

Wed 12/312:26 pmHLN - DTW

2 stops18h 07mUnited Airlines

Deal found 12/22

$461

Fri 1/26:32 pmHLN - DTW

1 stop8h 48mAlaska Airlines

Deal found 12/21

$490

Fri 1/22:26 pmHLN - DTW

2 stops24h 51mUnited Airlines

Deal found 12/22

$756

Fri 1/26:32 pmHLN - DTW

3 stops45h 55mMultiple Airlines

Deal found 12/22

$1,281

Wed 12/316:32 pmHLN - DTW

3 stops36h 40mMultiple Airlines

Deal found 12/22

$1,656

Find flight deals from Helena to Detroit

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 1 star
Round-trip from	$324 (Alaska Airlines)

Provider with most accurate pricing for Helena-Detroit (DTT) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Helena-Detroit (DTT) flights.

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From Helena to Detroit (DTT)

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Fri 1/30

6:48 pm-4:19 pm

1 stop19h 31m

Detroit Metropolitan Wayne County

Tue 2/3

5:15 pm-6:11 pm

1 stop26h 56m

$324

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Sun 1/18

6:48 pm-4:19 pm

1 stop19h 31m

Detroit Metropolitan Wayne County

Sun 1/25

5:15 pm-6:11 pm

1 stop26h 56m

$446

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Sun 1/18

6:15 am-3:08 pm

1 stop6h 53m

Detroit Metropolitan Wayne County

Sun 1/25

9:00 am-1:41 pm

1 stop6h 41m

$497

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Sun 1/18

1:10 pm-10:35 pm

2 stops7h 25m

Detroit Metropolitan Wayne County

Sun 1/25

8:00 am-12:27 pm

1 stop6h 27m

$502

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Wed 12/31

2:26 pm-10:33 am

2 stops18h 07m

$461

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Fri 1/2

6:32 pm-5:20 am

1 stop8h 48m

$490

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Fri 1/2

2:26 pm-10:15 pm

1 stop5h 49m

$519

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Fri 1/2

6:32 pm-6:27 pm

3 stops45h 55m

$1,281

HelenaDetroit

HLN - DTW

HLNDTW

Helena

Wed 12/31

6:32 pm-9:12 am

3 stops36h 40m

$1,656

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

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

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

Currently, June is the cheapest month in which you can book a flight from Helena to Detroit (average of $151). Flying from Helena to Detroit in February is currently the most expensive (average of $379). 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.

Related info for your journey

How long is the flight from Helena to Detroit?
For as low as $497, Alaska Airlines can have you in Detroit from Helena in 6h 53m. Helena and Detroit are separated by a distance of 1436 mi. This flight may include one or multiple stops.
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.
What is the cheapest month to book a flight from Helena to Detroit?
Currently, June is the cheapest month in which you can book a flight from Helena to Detroit (average of $151). Flying from Helena to Detroit in February is currently the most expensive (average of $379). 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.

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$324+ 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Helena to Detroit with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Helena to Detroit

Best flights from Helena to DetroitDiscover carefully curated flight deals from Helena to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Discover carefully curated flight deals from Helena to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Find flight deals from Helena to Detroit

Most accurate provider

Most trusted provider

Round-trip from

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

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.

Cheapflights Insights

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

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

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?

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

How can I find direct flights from Helena to Detroit?

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

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

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Best flights from Helena to Detroit
Discover carefully curated flight deals from Helena to Detroit that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.