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$435+ Cheap flights from Detroit (DTT) to Finland

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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — HEL
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
1 adult, Economy
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Cheap flight deals from Detroit to Finland

Keep the following information in mind while searching for Detroit to Finland flight deals. Data was last updated January 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$480
(Finnair)

One-way from

$435
(United Airlines)

Popular in

November

Cheapest in

September
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 Finland
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One-way flight from Detroit (DTT) to Finland
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Highest demand for flights based on searches. 19% potential increase in price ($190 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
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Find flight deals from Detroit to Finland

Cheapest flights from Detroit to Finland
Explore the most affordable flight options available from Detroit to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 14, 2026.

This Finnair deal was found by Cheapflights users on 1/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/21:08 pm
DTW
-
HEL
2 stops17h 47m
Multiple Airlines
Tue 2/1712:30 pm
HEL
-
DTW
1 stop18h 29m
Multiple Airlines
Deal found 1/12$480
This Delta deal was found by Cheapflights users on 1/12. 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 2/24:45 pm
DTW
-
HEL
2 stops16h 40m
Delta
Tue 2/177:00 am
HEL
-
DTW
1 stop15h 55m
Delta
Deal found 1/12$488
This KLM deal was found by Cheapflights users on 1/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:40 pm
DTW
-
HEL
1 stop20h 25m
KLM
Tue 12/87:00 am
HEL
-
DTW
1 stop15h 55m
KLM
Deal found 1/12$492
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/28:35 pm
DTW
-
HEL
1 stop13h 50m
KLM
Tue 2/177:00 am
HEL
-
DTW
1 stop17h 55m
KLM
Deal found 1/12$493
This KLM deal was found by Cheapflights users on 1/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:35 pm
DTW
-
HEL
1 stop13h 50m
KLM
Thu 3/127:00 am
HEL
-
DTW
1 stop15h 55m
KLM
Deal found 1/12$494
This Delta deal was found by Cheapflights users on 1/13. 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.
Sun 3/14:15 pm
DTW
-
HEL
1 stop18h 10m
Delta
Thu 3/127:00 am
HEL
-
DTW
2 stops20h 30m
Delta
Deal found 1/13$504
This British Airways deal was found by Cheapflights users on 1/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:43 pm
DTW
-
HEL
2 stops41h 27m
British Airways
Tue 12/82:00 pm
HEL
-
DTW
2 stops40h 21m
British Airways
Deal found 1/12$512
This Air Canada deal was found by Cheapflights users on 1/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:15 pm
DTW
-
HEL
2 stops39h 25m
Air Canada
Thu 3/121:55 pm
HEL
-
DTW
2 stops33h 40m
Air Canada
Deal found 1/13$517
This Finnair deal was found by Cheapflights users on 1/13. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:40 pm
DTW
-
HEL
1 stop14h 15m
Multiple Airlines
Thu 3/264:50 pm
HEL
-
DTW
2 stops23h 59m
Multiple Airlines
Deal found 1/13$543
This SmartFares deal was found by Cheapflights users on 1/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:50 pm
DTW
-
HEL
1 stop14h 50m
Turkish Airlines
Thu 9/177:35 pm
HEL
-
DTW
1 stop30h 10m
Turkish Airlines
Deal found 1/12$548

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Finland 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 January 14, 2026.
Use the filters below to find and compare flights from Detroit to Finland that are best for you.

Fly from

Detroit

Fly to

Finland

Route

Depart

Return

Price

DetroitHelsinki

DTW - HEL

DTWHEL

Detroit Metropolitan Wayne County

Mon 2/2

5:30 am-11:10 am

1 stop22h 40m

Helsinki-Vantaa

Tue 2/17

4:50 pm-11:29 am

1 stop25h 39m

$480

DetroitHelsinki

DTW - HEL

DTWHEL

Detroit Metropolitan Wayne County

Sun 3/1

8:35 pm-5:25 pm

1 stop13h 50m

Helsinki-Vantaa

Thu 3/12

7:00 am-6:50 pm

1 stop17h 50m

$494

DetroitHelsinki

DTW - HEL

DTWHEL

Detroit Metropolitan Wayne County

Sun 3/1

4:15 pm-5:25 pm

1 stop18h 10m

Helsinki-Vantaa

Thu 3/12

7:00 am-9:30 pm

2 stops20h 30m

$504

DetroitHelsinki

DTW - HEL

DTWHEL

Detroit Metropolitan Wayne County

Thu 3/19

5:40 pm-1:55 pm

1 stop14h 15m

Helsinki-Vantaa

Thu 3/26

4:50 pm-10:49 am

2 stops23h 59m

$543

DetroitHelsinki

DTW - HEL

DTWHEL

Detroit Metropolitan Wayne County

Thu 2/5

4:05 pm-1:20 pm

1 stop14h 15m

Helsinki-Vantaa

Mon 2/9

1:55 pm-10:10 pm

2 stops39h 15m

$581

DetroitHelsinki

DTW - HEL

DTWHEL

Detroit Metropolitan Wayne County

Fri 5/1

8:50 pm-11:10 am

1 stop31h 20m

Helsinki-Vantaa

Sat 5/23

8:20 am-6:45 pm

1 stop17h 25m

$617

DetroitHelsinki

DTW - HEL

DTWHEL

Detroit Metropolitan Wayne County

Thu 6/18

10:10 am-6:55 pm

2 stops25h 45m

$435

DetroitHelsinki

DTW - HEL

DTWHEL

Detroit Metropolitan Wayne County

Thu 6/18

8:59 pm-2:00 pm

1 stop34h 01m

$555

DetroitHelsinki

DTW - HEL

DTWHEL

Detroit Metropolitan Wayne County

Wed 7/8

6:05 pm-10:35 pm

3 stops45h 30m

$1,691

DetroitHelsinki

DTW - HEL

DTWHEL

Detroit Metropolitan Wayne County

Wed 7/8

8:50 pm-11:10 am

1 stop31h 20m

$2,260

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

Showing 1-10 of 11 results
1
2

Best time to book a flight from Detroit to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland 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 Finland

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

Currently, October is the cheapest month in which you can book a flight from Detroit to Finland (average of $495). Flying from Detroit to Finland in July is currently the most expensive (average of $989). 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 Finland

Get insights into the airlines that provide service to Finland. 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 Finland. Reviews last updated January 14, 2026.
Read through reviews of airlines operating flights from Detroit to Finland, such as Delta and Icelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,039 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,039 reviews
Delta
7.9
Good
8,039 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Icelandair
7.1
Good
596 reviews
Delta
7.9
Good
8,039 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Finland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Detroit to Finland?

    Located just 0.6 mi from the city center, Detroit All airports (DTT) is the airport most travelers will use when flying to Finland from Detroit.

  • How long is the flight from Detroit to Finland?

    KLM and Delta can get you from Detroit to Finland in just under 13h 50m. Your travel time can differ by up to 4h 20m. There are 4285 mi between Detroit and Finland. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Detroit to Finland (average of $495). Flying from Detroit to Finland in July is currently the most expensive (average of $989). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Detroit to Finland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Detroit to Finland

Discover the top 2 airlines that operate flights from Detroit to Finland. 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 2,558,603 searches. Data last updated January 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$532Average$700FlexibilityNo cancel feeOn-time76%
DeltaCheapest$585Average$900FlexibilityNo cancel feeOn-timeN/A

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