$406+ Cheap flights from Detroit (DTT) to Helsinki (HEL)
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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — HEL
Sep 11 — Sep 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Detroit to Helsinki with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Detroit to Helsinki
Cheapest
Best
Last-minute
One-way
Cheapest flights from Detroit to HelsinkiExplore the most affordable flight options available from Detroit to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
Explore the most affordable flight options available from Detroit to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
This Sembo deal was found by Cheapflights users on 8/10. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:55 pm -
1 stop14h 50m
Tue 10/208:20 am -
1 stop17h 30m
Deal found 8/10![Turkish Airlines logo]()
$686
This Turkish Airlines deal was found by Cheapflights users on 8/11. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:05 pm -
1 stop15h 05m
Tue 12/87:05 pm -
1 stop29h 55m
Deal found 8/11![Turkish Airlines logo]()
$745
This Expedia deal was found by Cheapflights users on 8/7. 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 11/276:26 pm -
2 stops17h 19m
Tue 12/87:00 am -
1 stop14h 15m
Deal found 8/7![Lufthansa logo]()
$769
This Turkish Airlines deal was found by Cheapflights users on 8/10. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:05 pm -
1 stop32h 25m
Tue 11/1712:25 pm -
1 stop36h 35m
Deal found 8/10![Turkish Airlines logo]()
$775
This oojo deal was found by Cheapflights users on 8/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:00 am -
2 stops20h 35m
Tue 12/811:15 am -
2 stops18h 05m
Deal found 8/7![Scandinavian Airlines logo]()
$779
This KAYAK deal was found by Cheapflights users on 8/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:41 am -
2 stops19h 19m
Mon 10/1211:55 pm -
2 stops31h 00m
Deal found 8/9![Icelandair logo]()
$781
This Ticket deal was found by Cheapflights users on 8/10. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:50 am -
2 stops33h 40m
Tue 10/209:15 pm -
2 stops32h 15m
Deal found 8/10![Scandinavian Airlines logo]()
$793
This United deal was found by Cheapflights users on 8/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/410:25 am -
2 stops25h 30m
Tue 10/207:05 am -
1 stop13h 50m
Deal found 8/11![Multiple Airlines logo]()
$798
This Delta deal was found by Cheapflights users on 8/10. 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 10/42:59 pm -
2 stops18h 41m
Tue 10/207:00 am -
1 stop13h 25m
Deal found 8/10![Delta logo]()
$801
Best flights from Detroit to HelsinkiDiscover carefully curated flight deals from Detroit to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
Discover carefully curated flight deals from Detroit to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
This Turkish Airlines deal was found by Cheapflights users on 8/11. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:55 pm -
1 stop20h 00m
Tue 10/2012:05 pm -
1 stop37h 45m
Deal found 8/11![Turkish Airlines logo]()
$706
This United deal was found by Cheapflights users on 8/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/410:25 am -
2 stops25h 30m
Tue 10/207:05 am -
1 stop13h 50m
Deal found 8/11![Multiple Airlines logo]()
$798
This Delta deal was found by Cheapflights users on 8/10. 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 10/42:59 pm -
2 stops18h 41m
Tue 10/207:00 am -
1 stop13h 25m
Deal found 8/10![Delta logo]()
$801
This oojo deal was found by Cheapflights users on 8/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:30 am -
2 stops23h 30m
Mon 9/1411:55 pm -
2 stops55h 01m
Deal found 8/10![Icelandair logo]()
$810
This oojo deal was found by Cheapflights users on 8/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:00 pm -
1 stop14h 10m
Mon 10/127:40 pm -
2 stops33h 35m
Deal found 8/9![Lufthansa logo]()
$816
This oojo deal was found by Cheapflights users on 8/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:59 pm -
2 stops17h 21m
Fri 9/186:10 am -
2 stops22h 51m
Deal found 8/7![Scandinavian Airlines logo]()
$855
This Turkish Airlines deal was found by Cheapflights users on 8/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:55 pm -
1 stop14h 50m
Mon 10/1212:05 pm -
1 stop37h 45m
Deal found 8/9![Turkish Airlines logo]()
$745
This Lufthansa deal was found by Cheapflights users on 8/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:10 pm -
2 stops17h 45m
Mon 9/141:50 pm -
1 stop31h 05m
Deal found 8/10![Lufthansa logo]()
$854
This Gotogate deal was found by Cheapflights users on 8/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:55 pm -
2 stops21h 00m
Wed 9/166:35 am -
1 stop14h 20m
Deal found 8/11![Multiple Airlines logo]()
$867
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:59 pm -
2 stops36h 36m
Sun 9/274:00 pm -
2 stops37h 01m
Deal found 8/10![Scandinavian Airlines logo]()
$879
This Finnair deal was found by Cheapflights users on 8/10. 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.
Fri 9/1112:56 pm -
1 stop18h 19m
Sun 9/274:25 pm -
1 stop14h 09m
Deal found 8/10![Multiple Airlines logo]()
$899
This Scandinavian Airlines deal was found by Cheapflights users on 8/9. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2910:15 am -
3 stops19h 40m
Mon 10/1211:15 am -
2 stops17h 47m
Deal found 8/9![Scandinavian Airlines logo]()
$977
Last-minute flights from Detroit to HelsinkiDiscover last-minute flight deals from Detroit to Helsinki. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to Helsinki. Data last updated August 12, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 8/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:30 am -
2 stops23h 30m
Mon 9/1411:55 pm -
2 stops55h 01m
Deal found 8/10![Icelandair logo]()
$810
This Lufthansa deal was found by Cheapflights users on 8/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:10 pm -
2 stops17h 45m
Mon 9/141:50 pm -
1 stop31h 05m
Deal found 8/10![Lufthansa logo]()
$854
This oojo deal was found by Cheapflights users on 8/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:59 pm -
2 stops17h 21m
Wed 9/167:15 am -
2 stops18h 37m
Deal found 8/11![Scandinavian Airlines logo]()
$815
This Ticket deal was found by Cheapflights users on 8/10. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:25 pm -
1 stop23h 00m
Thu 9/247:00 am -
1 stop11h 35m
Deal found 8/10![Air France logo]()
$818
This Delta deal was found by Cheapflights users on 8/10. 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.
Thu 9/102:59 pm -
2 stops18h 41m
Thu 9/247:00 am -
1 stop11h 35m
Deal found 8/10![Delta logo]()
$851
This Ticket deal was found by Cheapflights users on 8/10. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:50 am -
2 stops33h 40m
Thu 9/246:10 am -
2 stops22h 51m
Deal found 8/10![Scandinavian Airlines logo]()
$853
This oojo deal was found by Cheapflights users on 8/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:00 pm -
1 stop18h 10m
Thu 10/16:35 am -
1 stop14h 20m
Deal found 8/10![Lufthansa logo]()
$837
This Air France deal was found by Cheapflights users on 8/10. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:40 pm -
1 stop15h 00m
Thu 10/17:00 am -
1 stop11h 35m
Deal found 8/10![Air France logo]()
$846
This Gotogate deal was found by Cheapflights users on 8/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:50 pm -
2 stops22h 50m
Thu 10/16:35 am -
1 stop14h 20m
Deal found 8/10![Multiple Airlines logo]()
$849
This Turkish Airlines deal was found by Cheapflights users on 8/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:55 pm -
1 stop14h 50m
Mon 10/1212:05 pm -
1 stop37h 45m
Deal found 8/9![Turkish Airlines logo]()
$745
This KAYAK deal was found by Cheapflights users on 8/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:41 am -
2 stops19h 19m
Mon 10/1211:55 pm -
2 stops31h 00m
Deal found 8/9![Icelandair logo]()
$781
This oojo deal was found by Cheapflights users on 8/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:00 pm -
1 stop14h 10m
Mon 10/127:40 pm -
2 stops33h 35m
Deal found 8/9![Lufthansa logo]()
$816
One-way flights from Detroit to HelsinkiSearch for one-way flight options from Detroit to Helsinki. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
Search for one-way flight options from Detroit to Helsinki. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Fri 9/118:57 pm -
2 stops58h 03m
Deal found 8/11![Multiple Airlines logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Fri 9/1810:37 am -
3 stops44h 23m
Deal found 8/11![Multiple Airlines logo]()
$413
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Thu 9/1712:34 pm -
2 stops42h 26m
Deal found 8/11![Multiple Airlines logo]()
$476
This oojo deal was found by Cheapflights users on 8/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:00 pm -
1 stop25h 40m
Deal found 8/11![Lufthansa logo]()
$499
This oojo deal was found by Cheapflights users on 8/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:00 pm -
1 stop18h 10m
Deal found 8/11![Lufthansa logo]()
$512
This American Airlines deal was found by Cheapflights users on 8/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:04 pm -
1 stop15h 11m
Deal found 8/11![American Airlines logo]()
$513
Find flight deals from Detroit to Helsinki
Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Helsinki (HEL). 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 August 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $686 (Sembo) |
One-way from | $406 (Kiwi.com) |
Popular in | November |
Cheapest in | May |
Cheapflights Fare Finder
Customize your flight search to find flights from Detroit to Helsinki 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 August 12, 2026.
Use the filters below to find and compare flights from Detroit to Helsinki that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DetroitHelsinki
DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa
DTWHEL
Detroit Metropolitan Wayne County
Sun 10/4
8:55 pm-11:55 pm
1 stop20h 00m
Helsinki-Vantaa
Tue 10/20
12:05 pm-6:50 pm
1 stop37h 45m
$706
DetroitHelsinki
DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa
DTWHEL
Detroit Metropolitan Wayne County
Tue 9/29
8:55 pm-6:45 pm
1 stop14h 50m
Helsinki-Vantaa
Mon 10/12
12:05 pm-6:50 pm
1 stop37h 45m
$745
DetroitHelsinki
DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa
DTWHEL
Detroit Metropolitan Wayne County
Sun 10/4
10:25 am-6:55 pm
2 stops25h 30m
Helsinki-Vantaa
Tue 10/20
7:05 am-1:55 pm
1 stop13h 50m
$798
Quickest round-trip
DetroitHelsinki
DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa
DTWHEL
Detroit Metropolitan Wayne County
Sun 10/4
2:59 pm-4:40 pm
2 stops18h 41m
Helsinki-Vantaa
Tue 10/20
7:00 am-1:25 pm
1 stop13h 25m
$801
DetroitHelsinki
DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa
DTWHEL
Detroit Metropolitan Wayne County
Mon 9/7
7:30 am-2:00 pm
2 stops23h 30m
Helsinki-Vantaa
Mon 9/14
11:55 pm-11:56 pm
2 stops55h 01m
$810
DetroitHelsinki
DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa
DTWHEL
Detroit Metropolitan Wayne County
Tue 9/29
4:00 pm-1:10 pm
1 stop14h 10m
Helsinki-Vantaa
Mon 10/12
7:40 pm-10:15 pm
2 stops33h 35m
$816
DetroitHelsinki
DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa
DTWHEL
Detroit Metropolitan Wayne County
Mon 9/7
6:10 pm-6:55 pm
2 stops17h 45m
Helsinki-Vantaa
Mon 9/14
1:50 pm-1:55 pm
1 stop31h 05m
$854
DetroitHelsinki
DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa
DTWHEL
Detroit Metropolitan Wayne County
Mon 9/14
2:59 pm-3:20 pm
2 stops17h 21m
Helsinki-Vantaa
Fri 9/18
6:10 am-10:01 pm
2 stops22h 51m
$855
DetroitHelsinki
DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa
DTWHEL
Detroit Metropolitan Wayne County
Thu 9/10
2:55 pm-6:55 pm
2 stops21h 00m
Helsinki-Vantaa
Wed 9/16
6:35 am-1:55 pm
1 stop14h 20m
$867
DetroitHelsinki
DTW Detroit Metropolitan Wayne County - HEL Helsinki-Vantaa
DTWHEL
Detroit Metropolitan Wayne County
Fri 9/11
2:59 pm-10:35 am
2 stops36h 36m
Helsinki-Vantaa
Sun 9/27
4:00 pm-10:01 pm
2 stops37h 01m
$879
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Detroit to Helsinki
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 Helsinki in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
DTT-HEL
DTW-HEL
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 Helsinki
DTT-HEL
DTW-HEL
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 $643). 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.
What’s the top layover airport for flights from Detroit to Helsinki?
Share of 1-stop round-trip flights from Detroit to Helsinki chosen by Cheapflights users in the past 12 months, using the same layover each way.
Reykjavik (KEF) – chosen by Cheapflights users on 78% of 1-stop itineraries from Detroit to Helsinki on Cheapflights.
What’s the cheapest layover airport for flights from Detroit to Helsinki?
Average round-trip fare for 1-stop flights from Detroit to Helsinki, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $580.
What’s the fastest layover option from Detroit to Helsinki?
Shortest average travel time for 1-stop one-way flights from Detroit to Helsinki, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Reykjavik (KEF) have the shortest average one-way travel time for 1-stop routes: 10h 30m.
Which airport typically offers the quickest layover for flights from Detroit to Helsinki?
Average layover duration for 1-stop one-way flights from Detroit to Helsinki, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average layover time of 1h 10m.
Related info for your journey
Find useful and relevant information for your journey from Detroit to Helsinki. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Helsinki?
Book flights to Helsinki if you plan to visit one of these locationsVantaa
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Helsinki flight routes
Other flight options
Other flights from Detroit
Popular flights
Alternative routes for Detroit to Helsinki
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Helsinki by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Detroit to Helsinki by cabin class
Find flights from Detroit to Helsinki, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Helsinki
Explore flights to Helsinki departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 12, 2026.
Detroit and Helsinki flights
Browse other Detroit and Helsinki flight options. Last updated on August 12, 2026.
Other flights from Detroit
Browse through other flights departing from Detroit. Flights are based on user searches made on Cheapflights and were last updated on August 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Detroit to Helsinki
Discover the top 4 airlines that operate flights from Detroit to Helsinki. 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 August 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$553 | Average$689 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$582 | Average$853 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$585 | Average$742 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$726 | Average$1,114 | FlexibilityNo cancel fee | On-time77% |