Which layover airport offers the lowest fares from Denver to Helsinki?

Flights via Dallas (DFW) offer the lowest average round-trip price of $522.

Which layover airport has the shortest connection time from Denver to Helsinki?

Dallas (DFW) has the shortest average layover time for this route: 1h 41m.

What is the cheapest airline that flies from Denver Intl to Helsinki-Vantaa?

Icelandair, Delta, and United Airlines are the most popular carriers operating from Denver Intl to Helsinki-Vantaa

Which airport is the most popular layover for flights between Denver and Helsinki?

Reykjavik (KEF) was the most common stop: 47% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Denver to Helsinki?

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 12h 20m.

What airlines fly to Helsinki?

Icelandair, American Airlines and Finnair are the top three most popular airlines that fly to Helsinki from Denver according to our data. Icelandair is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 8 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Denver Intl Airport to Helsinki-Vantaa Airport?

Prices for flights from Denver Intl Airport to Helsinki-Vantaa Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Denver Intl Airport to Helsinki-Vantaa Airport?

As of September 2025, there are 8 operators available to choose from for flights from Denver Intl Airport to Helsinki-Vantaa Airport.

How old do you have to be to fly from Denver Intl Airport to Helsinki-Vantaa Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Helsinki-Vantaa Airport.

What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

The travel and health documents you'll need for your trip to Helsinki-Vantaa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Helsinki-Vantaa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$278 Cheap Flights from Denver to Helsinki in 2025/26

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Find the cheapest flights from Denver to Helsinki

Round-trip

One-way

Last minute

Cheap round-trip flights

4:40 pm - 12:55 pmDEN-HEL

12h 15m1 stop

1:55 pm - 7:05 pmHEL-DEN

13h 10m1 stop

$441Icelandair

Find Deal

Tue, Mar 10 - Wed, Mar 18

6:45 pm - 4:30 pmDEN-HEL

13h 45m1 stop

6:55 am - 4:30 pmHEL-DEN

18h 35m2 stops

$463Lufthansa

Find Deal

Thu, Oct 30 - Wed, Nov 12

5:00 am - 10:45 amDEN-HEL

20h 45m1 stop

12:30 pm - 5:41 pmHEL-DEN

14h 11m1 stop

$482American Airlines

Find Deal

Mon, Dec 29 - Sun, Jan 11

10:30 am - 10:45 amDEN-HEL

15h 15m1 stop

12:30 pm - 10:56 pmHEL-DEN

19h 26m2 stops

$486American Airlines

Find Deal

Mon, Dec 29 - Sun, Jan 11

10:36 am - 3:15 pmDEN-HEL

19h 39m2 stops

12:30 pm - 7:58 pmHEL-DEN

15h 28m1 stop

$487British Airways

Find Deal

Sun, Mar 1 - Thu, Mar 12

8:45 am - 6:50 pmDEN-HEL

26h 05m2 stops

6:55 am - 7:55 pmHEL-DEN

21h 00m2 stops

$504Air Canada

Find Deal

Tue, Mar 10 - Wed, Mar 18

8:45 am - 4:40 pmDEN-HEL

22h 55m2 stops

6:55 am - 12:37 pmHEL-DEN

38h 42m2 stops

$507Air Canada

Find Deal

Mon, Dec 29 - Sun, Jan 11

6:00 am - 4:40 pmDEN-HEL

25h 40m2 stops

6:55 am - 4:32 pmHEL-DEN

42h 37m2 stops

$522United Airlines

Find Deal

Mon, Dec 29 - Sun, Jan 11

11:43 am - 12:40 amDEN-HEL

27h 57m2 stops

6:10 am - 6:42 amHEL-DEN

33h 32m2 stops

$557United Airlines

Find Deal

Thu, Oct 9 - Thu, Oct 16

6:44 pm - 10:45 amDEN-HEL

31h 01m1 stop

7:35 pm - 3:30 pmHEL-DEN

28h 55m1 stop

$653British Airways

Find Deal

Sat, Nov 22 - Sun, Nov 30

Lufthansa flights from Denver to Helsinki

Our best Lufthansa deals on Denver to Helsinki flight tickets

Lufthansa

Oct 30

DEN6:45 pmDenver Intl

13h 45m

1 stop

HEL4:30 pmHelsinki-Vantaa

Nov 12

HEL6:55 amHelsinki-Vantaa

18h 35m

2 stops

DEN4:30 pmDenver Intl

$463

Find similar

Lufthansa

Oct 30

DEN6:45 pmDenver Intl

13h 45m

1 stop

HEL4:30 pmHelsinki-Vantaa

Nov 12

HEL6:55 amHelsinki-Vantaa

18h 35m

2 stops

DEN4:30 pmDenver Intl

$466

Find similar

Lufthansa

Oct 30

DEN6:45 pmDenver Intl

13h 45m

1 stop

HEL4:30 pmHelsinki-Vantaa

Nov 12

HEL6:55 amHelsinki-Vantaa

18h 05m

1 stop

DEN4:00 pmDenver Intl

$473

Find similar

Scandinavian Airlines flights from Denver to Helsinki

Our best Scandinavian Airlines deals on Denver to Helsinki flight tickets

Scandinavian Airlines

Mar 10

DEN6:30 amDenver Intl

24h 55m

3 stops

HEL3:25 pmHelsinki-Vantaa

Mar 18

HEL6:15 amHelsinki-Vantaa

24h 40m

2 stops

DEN10:55 pmDenver Intl

$540

Find similar

Scandinavian Airlines

Mar 10

DEN6:30 amDenver Intl

24h 55m

3 stops

HEL3:25 pmHelsinki-Vantaa

Mar 18

HEL7:00 amHelsinki-Vantaa

23h 49m

3 stops

DEN10:49 pmDenver Intl

$667

Find similar

Scandinavian Airlines

Oct 30

DEN12:50 pmDenver Intl

18h 35m

2 stops

HEL3:25 pmHelsinki-Vantaa

Nov 12

HEL7:00 amHelsinki-Vantaa

25h 35m

3 stops

DEN11:35 pmDenver Intl

$710

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 3/10

4:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Wed 3/18

1:55 pm-7:05 pm

1 stop13h 10m

$441

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 10/30

6:45 pm-4:30 pm

1 stop13h 45m

Helsinki-Vantaa

Wed 11/12

6:55 am-4:30 pm

2 stops18h 35m

$463

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 12/29

5:00 am-10:45 am

1 stop20h 45m

Helsinki-Vantaa

Sun 1/11

12:30 pm-5:41 pm

1 stop14h 11m

$482

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 12/29

10:30 am-10:45 am

1 stop15h 15m

Helsinki-Vantaa

Sun 1/11

12:30 pm-10:56 pm

2 stops19h 26m

$486

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sun 3/1

10:36 am-3:15 pm

2 stops19h 39m

Helsinki-Vantaa

Thu 3/12

12:30 pm-7:58 pm

1 stop15h 28m

$487

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 3/10

8:45 am-6:50 pm

2 stops26h 05m

Helsinki-Vantaa

Wed 3/18

6:55 am-7:55 pm

2 stops21h 00m

$504

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 12/29

8:45 am-4:40 pm

2 stops22h 55m

Helsinki-Vantaa

Sun 1/11

6:55 am-12:37 pm

2 stops38h 42m

$507

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 12/29

6:00 am-4:40 pm

2 stops25h 40m

Helsinki-Vantaa

Sun 1/11

6:55 am-4:32 pm

2 stops42h 37m

$522

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 10/9

11:43 am-12:40 am

2 stops27h 57m

Helsinki-Vantaa

Thu 10/16

6:10 am-6:42 am

2 stops33h 32m

$557

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sat 11/22

6:44 pm-10:45 am

1 stop31h 01m

Helsinki-Vantaa

Sun 11/30

7:35 pm-3:30 pm

1 stop28h 55m

$653

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Denver to Helsinki

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Helsinki?

The month of November is, on average, the cheapest month to fly to Helsinki from Denver, with most prices found around $457. If you aren’t able to travel during the month of November, then book flights to Helsinki from Denver during January instead. Flights to Helsinki in January, while not as cheap as those in November, still average around $468.

What is the cheapest day to depart on your flight to Helsinki?

The cheapest day to depart on your flight to Helsinki is on a Tuesday when prices can be found for as low as $484. This is often the case because there is less demand to fly during this day of the week. Flights from Denver to Helsinki on a Friday will generally be more expensive and average around $856. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Helsinki?

According to our data, the cheapest time of day to fly to Helsinki is in the evening. momondo users have found flights departing from Denver to Helsinki in the evening for as low as $552. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Helsinki, so prices are often more expensive at around $751 per ticket.

How far in advance should I book a flight to Helsinki?

You are more likely to see cheaper flights to Helsinki from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around $612 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from Denver for as low as $492 on momondo.

When to book flights from Denver to Helsinki

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Helsinki according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Denver to Helsinki (DEN to HEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Helsinki

Direct flights	None

There are no direct flights from Denver to Helsinki. There are no popular flight routes from Denver to Helsinki.

Search flight deals

How far is Denver Intl to Helsinki-Vantaa by plane?
A flight from Denver Intl to Helsinki-Vantaa will travel around 4971.1 mi. By plane, this route typically takes 12h 15m.
When did momondo last update prices for flights from Denver Intl Airport to Helsinki-Vantaa Airport?
Prices for flights from Denver Intl Airport to Helsinki-Vantaa Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Helsinki-Vantaa Airport?
As of September 2025, there are 8 operators available to choose from for flights from Denver Intl Airport to Helsinki-Vantaa Airport.
How old do you have to be to fly from Denver Intl Airport to Helsinki-Vantaa Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Helsinki-Vantaa Airport.
What documentation or ID do you need to fly to Helsinki-Vantaa Airport?
The travel and health documents you'll need for your trip to Helsinki-Vantaa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Helsinki-Vantaa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Denver to Helsinki?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Denver to Helsinki is Icelandair (38% of total bookings). The next most popular airlines are American Airlines (17%), Finnair (14%), and United Airlines (11%).

Best airlines flying from Denver to Helsinki

Compare and see reviews for airlines that fly from Denver to Helsinki with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $352	Free Cancellation	Rating 7.0 544 reviews	Search Icelandair flights
Finnair	PriceFrom $461	Free Cancellation	Rating 7.6 1,324 reviews	Search Finnair flights
American Airlines	PriceFrom $468	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
British Airways	PriceFrom $468	Free Cancellation	Rating 6.7 7,363 reviews	Search British Airways flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights
Lufthansa	PriceFrom $509	Free Cancellation	Rating 6.8 7,407 reviews	Search Lufthansa flights
Delta	PriceFrom $517	Free Cancellation	Rating 7.9 7,957 reviews	Search Delta flights
Air France	PriceFrom $526	Free Cancellation	Rating 7.4 1,468 reviews	Search Air France flights

Vantaa

Espoo

Kotka

Lahti

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Helsinki?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helsinki from Denver.

Can I find flights from Denver to Helsinki with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Helsinki from Denver with this policy.

How can momondo help me find flights from Denver to Helsinki?

momondo provides multiple filters to help you find the best flight to Helsinki from Denver. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Denver to Helsinki right now. Can momondo alert me if prices change?

Price alerts on flights to Helsinki from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.