HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Helsinki

$336+ Cheap flights from Denver (DEN) 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — HEL
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver 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 Denver to Helsinki

Cheapest flights from Denver to Helsinki
Explore the most affordable flight options available from Denver to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/153:40 pm
DEN
-
HEL
1 stop12h 15m
Icelandair
Sun 3/11:55 pm
HEL
-
DEN
1 stop13h 10m
Icelandair
Deal found 1/27$366
This Mytrip deal was found by Cheapflights users on 1/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/93:40 pm
DEN
-
HEL
1 stop12h 15m
Icelandair
Wed 2/251:55 pm
HEL
-
DEN
1 stop13h 10m
Icelandair
Deal found 1/25$367
This FlightHub deal was found by Cheapflights users on 1/25. 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.
Sat 4/254:40 pm
DEN
-
HEL
1 stop12h 20m
Icelandair
Sun 5/33:00 pm
HEL
-
DEN
1 stop13h 00m
Icelandair
Deal found 1/25$378
This KAYAK deal was found by Cheapflights users on 1/25. 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.
Sat 4/254:40 pm
DEN
-
HEL
1 stop12h 20m
Icelandair
Thu 4/303:00 pm
HEL
-
DEN
1 stop13h 00m
Icelandair
Deal found 1/25$393
This Icelandair deal was found by Cheapflights users on 1/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:40 pm
DEN
-
HEL
1 stop12h 20m
Icelandair
Mon 5/43:00 pm
HEL
-
DEN
1 stop13h 00m
Icelandair
Deal found 1/25$401
This KAYAK deal was found by Cheapflights users on 1/25. 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.
Thu 4/234:40 pm
DEN
-
HEL
1 stop12h 20m
Icelandair
Thu 4/303:00 pm
HEL
-
DEN
1 stop13h 00m
Icelandair
Deal found 1/25$416
This KAYAK deal was found by Cheapflights users on 1/25. 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.
Thu 4/234:40 pm
DEN
-
HEL
1 stop12h 20m
Icelandair
Tue 5/53:00 pm
HEL
-
DEN
1 stop13h 00m
Icelandair
Deal found 1/25$424
This Mytrip deal was found by Cheapflights users on 1/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/245:45 pm
DEN
-
HEL
1 stop22h 35m
Multiple Airlines
Tue 3/31:55 pm
HEL
-
DEN
2 stops29h 28m
Multiple Airlines
Deal found 1/25$479
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Sun 4/264:05 pm
DEN
-
HEL
1 stop17h 50m
United Airlines
Tue 5/57:05 am
HEL
-
DEN
1 stop17h 35m
United Airlines
Deal found 1/25$484
This FlightHub deal was found by Cheapflights users on 1/25. 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.
Sun 4/264:05 pm
DEN
-
HEL
1 stop17h 50m
Lufthansa
Mon 5/46:55 am
HEL
-
DEN
2 stops25h 35m
Lufthansa
Deal found 1/25$487
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Thu 4/234:05 pm
DEN
-
HEL
1 stop17h 50m
United Airlines
Tue 5/57:05 am
HEL
-
DEN
2 stops20h 55m
United Airlines
Deal found 1/25$488
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Sat 4/254:15 pm
DEN
-
HEL
2 stops24h 20m
United Airlines
Wed 5/66:35 am
HEL
-
DEN
1 stop18h 05m
United Airlines
Deal found 1/25$489

Find flight deals from Denver to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$366
(Mytrip)

One-way from

$336
(Trip.com)

Popular in

June

Cheapest in

April

Average price

$592
Provider with most accurate pricing for Denver Intl-Helsinki-Vantaa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Helsinki-Vantaa flights.
Search Deals
From Denver Intl to Helsinki-Vantaa
Search Deals
One-way flight from Denver Intl to Helsinki-Vantaa
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($196 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 January 27, 2026.
Use the filters below to find and compare flights from Denver to Helsinki that are best for you.

Fly from

Denver

Fly to

Helsinki

Route

Depart

Return

Price

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sat 4/25

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Tue 5/5

3:00 pm-7:00 pm

1 stop13h 00m

$401

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Fri 4/24

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Sun 5/3

3:00 pm-7:00 pm

1 stop13h 00m

$424

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Fri 4/24

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Tue 5/5

3:00 pm-7:00 pm

1 stop13h 00m

$424

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sun 4/26

4:05 pm-6:55 pm

1 stop17h 50m

Helsinki-Vantaa

Tue 5/5

7:05 am-7:00 pm

2 stops20h 55m

$488

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sat 4/25

4:15 pm-1:35 am

2 stops24h 20m

Helsinki-Vantaa

Wed 5/6

6:35 am-3:40 pm

1 stop18h 05m

$489

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sat 4/25

4:15 pm-1:35 am

2 stops24h 20m

Helsinki-Vantaa

Tue 5/5

7:05 am-3:40 pm

1 stop17h 35m

$489

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 4/28

4:15 pm-1:35 am

2 stops24h 20m

Helsinki-Vantaa

Mon 5/4

6:00 am-2:20 pm

1 stop17h 20m

$491

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 4/23

4:05 pm-6:55 pm

1 stop17h 50m

Helsinki-Vantaa

Wed 5/6

1:55 pm-10:33 am

2 stops29h 38m

$493

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 4/27

4:05 pm-6:55 pm

1 stop17h 50m

Helsinki-Vantaa

Mon 5/4

6:55 am-11:30 pm

2 stops25h 35m

$494

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 4/23

4:05 pm-6:55 pm

1 stop17h 50m

Helsinki-Vantaa

Thu 4/30

6:35 am-12:44 am

2 stops27h 09m

$494

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 17 results
1
2

Compare providers for flights from Denver 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 Denver to Helsinki in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
BudgetAirPrice Accuracy1 starTrust Score*3 stars

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

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Denver 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 Denver to Helsinki

How far ahead should I book a flight from Denver to Helsinki?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Helsinki. Price data was last updated on January 23, 2026.

The best time to book flights from Denver to Helsinki is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, March is the cheapest month in which you can book a flight from Denver to Helsinki (average of $394). Flying from Denver to Helsinki in June is currently the most expensive (average of $725). 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 Helsinki

Get insights into the airlines that provide service to Helsinki. 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 Helsinki. Reviews last updated January 27, 2026.
See what other customers who have flown with Finnair, United Airlines, and American Airlines from Denver to Helsinki have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,356 reviews

Crew

8.2

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Anonymous,Sep 2025

WAW - HEL

My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
Finnair
7.6
Good
1,356 reviews
Finnair
7.6
Good
1,356 reviews

Crew

8.2

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Anonymous,Sep 2025

WAW - HEL

My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
United Airlines
7.4
Good
9,205 reviews
Finnair
7.6
Good
1,356 reviews

Crew

8.2

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Anonymous,Sep 2025

WAW - HEL

My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
American Airlines
7.2
Good
11,197 reviews
Finnair
7.6
Good
1,356 reviews

Crew

8.2

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Anonymous,Sep 2025

WAW - HEL

My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
Icelandair
7.1
Good
603 reviews
Finnair
7.6
Good
1,356 reviews

Crew

8.2

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Anonymous,Sep 2025

WAW - HEL

My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
Lufthansa
6.8
Okay
7,748 reviews
Finnair
7.6
Good
1,356 reviews

Crew

8.2

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Anonymous,Sep 2025

WAW - HEL

My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.

Related info for your journey

Find useful and relevant information for your journey from Denver to Helsinki. 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 Denver to Helsinki?

    Departing from Denver to Helsinki will take you 12h 20m. The distance between Denver and Helsinki is about 4949 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Denver to Helsinki is Icelandair. Our recent data shows that you can find tickets from as low as $392 on this airline. Additional options worth looking into are British Airways and Finnair, starting at $471 and $479 round-trip. Users have found that Icelandair is 40% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Denver to Helsinki (average of $394). Flying from Denver to Helsinki in June is currently the most expensive (average of $725). 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

Traveling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa
Lahti

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 for Denver to Helsinki

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Turku flights
Colorado Springs to Helsinki flights

Top 7 airlines flying from Denver to Helsinki

Discover the top 7 airlines that operate flights from Denver 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$392Average$578FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$471Average$780FlexibilityNo cancel feeOn-time70%
FinnairCheapest$479Average$725FlexibilityNo cancel feeOn-time76%
DeltaCheapest$498Average$637FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$511Average$740FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$512Average$783FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$527Average$901FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.