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$385+ Cheap flights from Detroit (DTT) to Helsinki (HEL)

DTT — HEL
Nov 7 — Nov 141
Sat 11/7
Sat 11/14
1 adult, Economy
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Cheap flight deals from Detroit to Helsinki

Cheapest flights from Detroit to Helsinki

Sun 10/188:55 pm -
1 stop20h 00m
Tue 11/37:05 pm -
1 stop30h 55m
Deal found 10/6$682
Wed 11/253:50 pm -
2 stops26h 45m
Tue 12/87:00 am -
2 stops18h 45m
Deal found 10/8$701
Mon 11/29:05 pm -
1 stop31h 15m
Mon 11/912:15 pm -
1 stop36h 45m
Deal found 10/5$724
Wed 11/251:27 pm -
2 stops18h 58m
Wed 12/27:00 am -
3 stops18h 45m
Deal found 10/5$725
Fri 11/273:50 pm -
2 stops16h 35m
Tue 12/87:00 am -
3 stops22h 18m
Deal found 10/4$741
Fri 11/278:05 pm -
1 stop15h 05m
Tue 12/87:05 pm -
1 stop29h 55m
Deal found 10/4$743
Wed 11/258:05 pm -
1 stop32h 15m
Tue 12/87:05 pm -
1 stop29h 55m
Deal found 10/8$752

Find flight deals from Detroit to Helsinki

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$682
(Flightnetwork)

One-way from

$385
(American Airlines)

Popular in

November

Cheapest in

January

Average price

$887
Provider with most accurate pricing for Detroit (DTT)-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for Detroit (DTT)-Helsinki-Vantaa flights.
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From Detroit (DTT) to Helsinki-Vantaa
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One-way flight from Detroit (DTT) to Helsinki-Vantaa
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Highest demand for flights based on searches. 16% potential increase in price ($197 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Cheapflights Fare Finder

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

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Depart

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Price

Cheapest round-trip
Quickest round-trip

DetroitHelsinki

DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa

DTWHEL

Detroit Metropolitan Wayne County

Fri 2/12

4:15 pm-5:25 pm

1 stop18h 10m

Helsinki-Vantaa

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$389

DetroitHelsinki

DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa

DTWHEL

Detroit Metropolitan Wayne County

Fri 2/12

3:13 pm-9:55 pm

3 stops23h 42m

Helsinki-Vantaa

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$579

DetroitHelsinki

DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa

DTWHEL

Detroit Metropolitan Wayne County

Wed 11/25

3:50 pm-1:35 am

2 stops26h 45m

Helsinki-Vantaa

Tue 12/8

7:00 am-6:45 pm

2 stops18h 45m

$701

DetroitHelsinki

DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa

DTWHEL

Detroit Metropolitan Wayne County

Wed 1/13

4:10 pm-4:40 pm

2 stops17h 30m

Helsinki-Vantaa

Mon 2/15

2:05 pm-1:11 pm

1 stop30h 06m

$723

DetroitHelsinki

DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa

DTWHEL

Detroit Metropolitan Wayne County

Thu 1/14

10:25 am-2:50 pm

2 stops21h 25m

Helsinki-Vantaa

Mon 2/15

6:15 am-9:42 pm

2 stops22h 27m

$735

DetroitHelsinki

DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa

DTWHEL

Detroit Metropolitan Wayne County

Wed 11/25

8:05 pm-11:20 am

1 stop32h 15m

Helsinki-Vantaa

Tue 12/8

7:05 pm-6:00 pm

1 stop29h 55m

$752

DetroitHelsinki

DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa

DTWHEL

Detroit Metropolitan Wayne County

Wed 11/25

6:27 pm-6:45 pm

2 stops17h 18m

Helsinki-Vantaa

Tue 12/8

7:05 am-2:15 pm

1 stop14h 10m

$779

DetroitHelsinki

DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa

DTWHEL

Detroit Metropolitan Wayne County

Tue 3/30

12:15 pm-11:40 pm

3 stops28h 25m

Helsinki-Vantaa

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$1,909

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/4

Sorted by cheapest first

Compare providers for flights from Detroit to Helsinki

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Helsinki in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

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

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Detroit with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

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

Currently, March is the cheapest month in which you can book a flight from Detroit to Helsinki (average of $699). Flying from Detroit to Helsinki in July is currently the most expensive (average of $1,301). 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 Detroit to Helsinki?

    A quick flight from Detroit to Helsinki can take about 17h 30m. Scandinavian Airlines provides one of the quickest options available for as low as $723. There are 4285 mi between Detroit and Helsinki. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Detroit to Helsinki round-trip?

    Flying on American Airlines is currently your cheapest option to Helsinki, with prices starting at $568. Additional round-trip tickets that might be worth considering are offered by Lufthansa and Delta, with the lowest prices starting at $582 and $628, respectively. American Airlines is priced at 43% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Detroit to Helsinki (average of $699). Flying from Detroit to Helsinki in July is currently the most expensive (average of $1,301). 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

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Alternative routes for Detroit to Helsinki

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Detroit to Helsinki flights

Top 4 airlines flying from Detroit to Helsinki

AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$568Average$755FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$582Average$849FlexibilityNo cancel feeOn-time76%
DeltaCheapest$628Average$850FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$726Average$1,005FlexibilityNo cancel feeOn-time77%

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