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

Reykjavik (KEF) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Miami (MIA) offer the lowest average round-trip price of $497.

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

Dallas (DFW) has the shortest average layover time for this route: 1h 58m.

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

Finnair, British Airways, and Lufthansa are the most popular carriers operating from Denver Intl to Helsinki-Vantaa

What airlines fly to Helsinki?

Icelandair, United Airlines and American Airlines 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 46% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 5 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

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

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 13h 14m.

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 March 2026, there are 5 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.

$313 Cheap Flights from Denver to Helsinki in 2026

Q: What is the typical price of a round-trip flight between Denver and Helsinki?

Prices are currently high for flights on this route. Typical prices usually range from $490 to $413. The lowest price recently found on this route was $563.

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Find the cheapest flights from Denver to Helsinki

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

4:40 pm - 2:00 pm

DEN

HEL

12h 20m

1 stop

11:30 pm - 12:40 pm

HEL

DEN

22h 10m

1 stop

$563Icelandair

Tue, May 12 - Mon, May 25

4:40 pm - 2:00 pm

DEN

HEL

12h 20m

1 stop

11:30 pm - 12:40 pm

HEL

DEN

22h 10m

1 stop

$628Icelandair

Tue, May 12 - Mon, May 25

4:40 pm - 2:00 pm

DEN

HEL

12h 20m

1 stop

11:30 pm - 12:40 pm

HEL

DEN

22h 10m

1 stop

$657Icelandair

Mon, May 18 - Mon, May 25

4:40 pm - 2:00 pm

DEN

HEL

12h 20m

1 stop

3:00 pm - 12:40 pm

HEL

DEN

30h 40m

1 stop

$659Icelandair

Mon, May 18 - Sun, May 24

12:30 pm - 4:40 pm

DEN

HEL

19h 10m

2 stops

7:00 am - 3:36 pm

HEL

DEN

17h 36m

2 stops

$666Delta

Tue, Apr 14 - Thu, Apr 23

6:40 am - 1:45 pm

DEN

HEL

22h 05m

2 stops

7:15 am - 7:42 pm

HEL

DEN

21h 27m

2 stops

$668Delta

Thu, Apr 16 - Wed, Apr 29

11:45 am - 5:40 pm

DEN

HEL

20h 55m

2 stops

7:15 am - 7:42 pm

HEL

DEN

21h 27m

2 stops

$669Delta

Mon, Apr 20 - Tue, Apr 28

6:05 am - 1:05 pm

DEN

HEL

22h 00m

2 stops

1:55 pm - 12:33 am

HEL

DEN

19h 38m

2 stops

$671Delta

Thu, May 7 - Thu, May 14

4:40 pm - 2:00 pm

DEN

HEL

12h 20m

1 stop

3:00 pm - 12:40 pm

HEL

DEN

30h 40m

1 stop

$672Icelandair

Mon, May 18 - Fri, May 22

4:40 pm - 2:00 pm

DEN

HEL

12h 20m

1 stop

3:00 pm - 7:00 pm

HEL

DEN

13h 00m

1 stop

$684Icelandair

Mon, May 18 - Fri, May 22

Icelandair flights from Denver to Helsinki

Our best Icelandair deals on Denver to Helsinki flight tickets

Icelandair

May 12

DEN4:40 pmDenver Intl

12h 20m

1 stop

HEL2:00 pmHelsinki-Vantaa

May 25

HEL11:30 pmHelsinki-Vantaa

22h 10m

1 stop

DEN12:40 pmDenver Intl

$563

Icelandair

Apr 3

DEN4:40 pmDenver Intl

12h 20m

1 stop

HEL2:00 pmHelsinki-Vantaa

Apr 16

HEL3:00 pmHelsinki-Vantaa

13h 00m

1 stop

DEN7:00 pmDenver Intl

$595

Icelandair

May 12

DEN4:40 pmDenver Intl

12h 20m

1 stop

HEL2:00 pmHelsinki-Vantaa

May 25

HEL11:30 pmHelsinki-Vantaa

22h 10m

1 stop

DEN12:40 pmDenver Intl

$628

United Airlines flights from Denver to Helsinki

Our best United Airlines deals on Denver to Helsinki flight tickets

United Airlines

May 12

DEN8:25 pmDenver Intl

13h 30m

1 stop

HEL6:55 pmHelsinki-Vantaa

May 25

HEL6:55 amHelsinki-Vantaa

34h 27m

2 stops

DEN8:22 amDenver Intl

$694

United Airlines

May 12

DEN11:38 amDenver Intl

20h 22m

2 stops

HEL5:00 pmHelsinki-Vantaa

May 25

HEL6:55 amHelsinki-Vantaa

15h 35m

1 stop

DEN1:30 pmDenver Intl

$701

United Airlines

Aug 13

DEN4:15 pmDenver Intl

17h 40m

1 stop

HEL6:55 pmHelsinki-Vantaa

Aug 30

HEL1:45 pmHelsinki-Vantaa

32h 45m

1 stop

DEN1:30 pmDenver Intl

$734

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 5/12

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Mon 5/25

11:30 pm-12:40 pm

1 stop22h 10m

$563

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 5/12

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Mon 5/25

11:30 pm-12:40 pm

1 stop22h 10m

$628

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 5/18

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Mon 5/25

11:30 pm-12:40 pm

1 stop22h 10m

$657

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 5/18

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Sun 5/24

3:00 pm-12:40 pm

1 stop30h 40m

$659

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 4/14

12:30 pm-4:40 pm

2 stops19h 10m

Helsinki-Vantaa

Thu 4/23

7:00 am-3:36 pm

2 stops17h 36m

$666

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 4/16

6:40 am-1:45 pm

2 stops22h 05m

Helsinki-Vantaa

Wed 4/29

7:15 am-7:42 pm

2 stops21h 27m

$668

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 4/20

11:45 am-5:40 pm

2 stops20h 55m

Helsinki-Vantaa

Tue 4/28

7:15 am-7:42 pm

2 stops21h 27m

$669

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 5/7

6:05 am-1:05 pm

2 stops22h 00m

Helsinki-Vantaa

Thu 5/14

1:55 pm-12:33 am

2 stops19h 38m

$671

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 5/18

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Fri 5/22

3:00 pm-12:40 pm

1 stop30h 40m

$672

Quickest round-trip

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 5/18

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Fri 5/22

3:00 pm-7:00 pm

1 stop13h 00m

$684

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 typical price of a round-trip flight between Denver and Helsinki?

What is the cheapest month to fly to Helsinki?

The month of April is, on average, the cheapest month to fly to Helsinki from Denver, with most prices found around $460. If you aren’t able to travel during the month of April, then book flights to Helsinki from Denver during March instead. Flights to Helsinki in March, while not as cheap as those in April, still average around $482.

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 $650 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 $445 on momondo.

How have Denver to Helsinki flight prices changed over time?

As of March 2026, prices for Denver to Helsinki flights are approximately 11% more expensive when compared to flights at the same time last year.

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

Fastest flight time	12h 20m
Direct flights	None

The fastest flight from Denver to Helsinki takes 12h 20m

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 20m.
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 March 2026, there are 5 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 (40% of total bookings). The next most popular airlines are United Airlines (19%), American Airlines (15%), and Lufthansa (13%).

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 $390	Free Cancellation	Rating 7.0 627 reviews	Search Icelandair flights
American Airlines	PriceFrom $442	Free Cancellation	Rating 7.1 11,507 reviews	Search American Airlines flights
Finnair	PriceFrom $480	Free Cancellation	Rating 7.7 1,374 reviews	Search Finnair flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 9,491 reviews	Search United Airlines flights
Lufthansa	PriceFrom $509	Free Cancellation	Rating 6.8 7,871 reviews	Search Lufthansa flights

Vantaa

Espoo

Lahti

Kotka

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.