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 19m.

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

British Airways, Lufthansa, 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: 60% of momondo users choosing 1-stop flights on this route connected there.

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

Dallas (DFW) has the shortest average layover time for this route: 1h 43m.

What airlines fly to Helsinki?

Icelandair, American Airlines and United 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 38% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 7 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

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

Flights via Dallas (DFW) offer the lowest average round-trip price of $526.

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 January 2026, there are 7 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.

$366 Cheap Flights from Denver to Helsinki in 2026

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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.

3:40 pm - 12:55 pm

DEN

HEL

12h 15m

1 stop

1:55 pm - 6:05 pm

HEL

DEN

13h 10m

1 stop

$366Icelandair

Mon, Feb 16 - Thu, Feb 26

3:40 pm - 12:55 pm

DEN

HEL

12h 15m

1 stop

1:55 pm - 6:05 pm

HEL

DEN

13h 10m

1 stop

$368Icelandair

Fri, Jan 23 - Thu, Feb 5

5:25 pm - 10:40 am

DEN

HEL

32h 15m

2 stops

12:30 pm - 11:54 pm

HEL

DEN

20h 24m

1 stop

$419British Airways

Mon, Feb 16 - Thu, Feb 26

5:25 pm - 10:40 am

DEN

HEL

32h 15m

2 stops

11:10 am - 3:30 pm

HEL

DEN

37h 20m

2 stops

$426British Airways

Mon, Feb 9 - Mon, Feb 16

7:20 am - 11:10 am

DEN

HEL

18h 50m

1 stop

12:30 pm - 8:53 pm

HEL

DEN

17h 23m

1 stop

$434American Airlines

Mon, Jan 26 - Tue, Feb 10

5:25 pm - 3:35 pm

DEN

HEL

37h 10m

2 stops

12:30 pm - 11:54 pm

HEL

DEN

19h 24m

1 stop

$436British Airways

Sun, Mar 1 - Thu, Mar 12

7:20 am - 11:10 am

DEN

HEL

18h 50m

1 stop

12:30 pm - 11:16 pm

HEL

DEN

19h 46m

2 stops

$439American Airlines

Mon, Jan 26 - Tue, Feb 10

4:20 pm - 6:50 pm

DEN

HEL

17h 30m

1 stop

5:45 pm - 4:00 pm

HEL

DEN

31h 15m

1 stop

$454Lufthansa

Mon, Feb 9 - Mon, Feb 16

1:25 pm - 1:55 pm

DEN

HEL

16h 30m

2 stops

7:50 am - 8:01 pm

HEL

DEN

20h 11m

2 stops

$457American Airlines

Tue, Mar 10 - Wed, Mar 18

6:40 pm - 10:55 pm

DEN

HEL

19h 15m

2 stops

4:25 pm - 10:40 pm

HEL

DEN

15h 15m

1 stop

$471British Airways

Sun, Apr 12 - Sun, Apr 19

Delta flights from Denver to Helsinki

Our best Delta deals on Denver to Helsinki flight tickets

Delta

Jan 21

DEN11:38 amDenver Intl

19h 47m

2 stops

HEL4:25 pmHelsinki-Vantaa

Jan 28

HEL7:00 amHelsinki-Vantaa

25h 11m

2 stops

DEN11:11 pmDenver Intl

$485

Delta

Jan 23

DEN7:10 amDenver Intl

24h 15m

2 stops

HEL4:25 pmHelsinki-Vantaa

Feb 5

HEL7:00 amHelsinki-Vantaa

21h 28m

2 stops

DEN7:28 pmDenver Intl

$486

Delta

Jan 16

DEN6:40 amDenver Intl

21h 30m

2 stops

HEL1:10 pmHelsinki-Vantaa

Jan 22

HEL7:00 amHelsinki-Vantaa

26h 28m

2 stops

DEN12:28 amDenver Intl

$504

Scandinavian Airlines flights from Denver to Helsinki

Our best Scandinavian Airlines deals on Denver to Helsinki flight tickets

Scandinavian Airlines

Feb 9

DEN6:40 amDenver Intl

19h 00m

3 stops

HEL10:40 amHelsinki-Vantaa

Feb 16

HEL11:20 amHelsinki-Vantaa

20h 17m

2 stops

DEN10:37 pmDenver Intl

$643

Scandinavian Airlines

Jan 21

DEN6:41 amDenver Intl

23h 44m

3 stops

HEL3:25 pmHelsinki-Vantaa

Jan 28

HEL6:15 amHelsinki-Vantaa

25h 31m

2 stops

DEN10:46 pmDenver Intl

$766

Fly from

Fly to

Route

Depart

Return

Price

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 2/16

3:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Thu 2/26

1:55 pm-6:05 pm

1 stop13h 10m

$366

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Fri 1/23

3:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Thu 2/5

1:55 pm-6:05 pm

1 stop13h 10m

$368

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 2/16

5:25 pm-10:40 am

2 stops32h 15m

Helsinki-Vantaa

Thu 2/26

12:30 pm-11:54 pm

1 stop20h 24m

$419

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 2/9

5:25 pm-10:40 am

2 stops32h 15m

Helsinki-Vantaa

Mon 2/16

11:10 am-3:30 pm

2 stops37h 20m

$426

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 1/26

7:20 am-11:10 am

1 stop18h 50m

Helsinki-Vantaa

Tue 2/10

12:30 pm-8:53 pm

1 stop17h 23m

$434

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sun 3/1

5:25 pm-3:35 pm

2 stops37h 10m

Helsinki-Vantaa

Thu 3/12

12:30 pm-11:54 pm

1 stop19h 24m

$436

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 1/26

7:20 am-11:10 am

1 stop18h 50m

Helsinki-Vantaa

Tue 2/10

12:30 pm-11:16 pm

2 stops19h 46m

$439

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 2/9

4:20 pm-6:50 pm

1 stop17h 30m

Helsinki-Vantaa

Mon 2/16

5:45 pm-4:00 pm

1 stop31h 15m

$454

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 3/10

1:25 pm-1:55 pm

2 stops16h 30m

Helsinki-Vantaa

Wed 3/18

7:50 am-8:01 pm

2 stops20h 11m

$457

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sun 4/12

6:40 pm-10:55 pm

2 stops19h 15m

Helsinki-Vantaa

Sun 4/19

4:25 pm-10:40 pm

1 stop15h 15m

$471

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 April is, on average, the cheapest month to fly to Helsinki from Denver, with most prices found around $503. 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 $524.

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 $662 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 $586 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

Fastest flight time	12h 15m
Direct flights	None

The fastest flight from Denver to Helsinki takes 12h 15m

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 January 2026, there are 7 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 (32% of total bookings). The next most popular airlines are United Airlines (17%), American Airlines (16%), and Finnair (15%).

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 $393	Free Cancellation	Rating 7.1 595 reviews	Search Icelandair flights
British Airways	PriceFrom $471	Free Cancellation	Rating 6.7 7,665 reviews	Search British Airways flights
Finnair	PriceFrom $479	Free Cancellation	Rating 7.6 1,347 reviews	Search Finnair flights
Delta	PriceFrom $498	Free Cancellation	Rating 7.9 8,039 reviews	Search Delta flights
American Airlines	PriceFrom $511	Free Cancellation	Rating 7.2 11,114 reviews	Search American Airlines flights
United Airlines	PriceFrom $512	Free Cancellation	Rating 7.4 9,150 reviews	Search United Airlines flights
Lufthansa	PriceFrom $527	Free Cancellation	Rating 6.8 7,709 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.