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 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 44% 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.

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

Reykjavik (KEF) was the most common stop: 53% of momondo users choosing 1-stop flights on this route connected there.

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

Lufthansa and Turkish Airlines are the most popular carriers operating from Denver Intl to Helsinki-Vantaa

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.

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

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

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 November 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.

$349 Cheap Flights from Denver to Helsinki in 2025/26

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Cheap round-trip flights

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3:40 pm - 12:55 pmDEN-HEL

12h 15m1 stop

1:55 pm - 6:05 pmHEL-DEN

13h 10m1 stop

$364Icelandair

Find Deal

Tue, Jan 6 - Thu, Jan 15

3:40 pm - 12:55 pmDEN-HEL

12h 15m1 stop

1:55 pm - 6:05 pmHEL-DEN

13h 10m1 stop

$367Icelandair

Find Deal

Thu, Dec 4 - Thu, Dec 11

4:40 pm - 12:55 pmDEN-HEL

12h 15m1 stop

1:55 pm - 7:05 pmHEL-DEN

13h 10m1 stop

$369Icelandair

Find Deal

Mon, Mar 9 - Thu, Mar 19

3:40 pm - 12:55 pmDEN-HEL

12h 15m1 stop

1:55 pm - 6:05 pmHEL-DEN

13h 10m1 stop

$391Icelandair

Find Deal

Tue, Jan 6 - Thu, Jan 15

4:40 pm - 2:00 pmDEN-HEL

12h 20m1 stop

3:00 pm - 6:55 pmHEL-DEN

12h 55m1 stop

$407Icelandair

Find Deal

Mon, Apr 13 - Fri, Apr 24

4:40 pm - 2:00 pmDEN-HEL

12h 20m1 stop

3:00 pm - 6:55 pmHEL-DEN

12h 55m1 stop

$413Icelandair

Find Deal

Mon, Apr 13 - Fri, Apr 24

4:40 pm - 2:00 pmDEN-HEL

12h 20m1 stop

3:00 pm - 6:55 pmHEL-DEN

12h 55m1 stop

$440Icelandair

Find Deal

Thu, Apr 16 - Fri, Apr 24

10:40 am - 7:00 pmDEN-HEL

23h 20m2 stops

7:05 am - 6:20 pmHEL-DEN

20h 15m2 stops

$465Air Canada

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Tue, May 5 - Tue, May 12

10:40 am - 7:00 pmDEN-HEL

23h 20m2 stops

7:05 am - 3:35 pmHEL-DEN

17h 30m1 stop

$468Multiple Airlines

Find Deal

Tue, May 5 - Tue, May 12

4:20 pm - 6:50 pmDEN-HEL

17h 30m1 stop

7:05 am - 10:23 amHEL-DEN

36h 18m2 stops

$473Multiple Airlines

Find Deal

Thu, Feb 12 - Tue, Feb 24

Lufthansa flights from Denver to Helsinki

Our best Lufthansa deals on Denver to Helsinki flight tickets

Lufthansa

Nov 29

DEN5:45 pmDenver Intl

22h 35m

1 stop

HEL1:20 amHelsinki-Vantaa

Dec 5

HEL7:35 pmHelsinki-Vantaa

28h 00m

1 stop

DEN2:35 pmDenver Intl

$454

Find similar

Lufthansa

Feb 3

DEN4:20 pmDenver Intl

17h 30m

1 stop

HEL6:50 pmHelsinki-Vantaa

Feb 10

HEL7:05 amHelsinki-Vantaa

15h 35m

1 stop

DEN1:40 pmDenver Intl

$476

Find similar

Lufthansa

Feb 14

DEN4:20 pmDenver Intl

17h 30m

1 stop

HEL6:50 pmHelsinki-Vantaa

Feb 24

HEL7:05 amHelsinki-Vantaa

17h 55m

1 stop

DEN4:00 pmDenver Intl

$477

Find similar

Icelandair flights from Denver to Helsinki

Our best Icelandair deals on Denver to Helsinki flight tickets

Icelandair

Jan 6

DEN3:40 pmDenver Intl

12h 15m

1 stop

HEL12:55 pmHelsinki-Vantaa

Jan 15

HEL1:55 pmHelsinki-Vantaa

13h 10m

1 stop

DEN6:05 pmDenver Intl

$364

Find similar

Icelandair

Dec 4

DEN3:40 pmDenver Intl

12h 15m

1 stop

HEL12:55 pmHelsinki-Vantaa

Dec 11

HEL1:55 pmHelsinki-Vantaa

13h 10m

1 stop

DEN6:05 pmDenver Intl

$367

Find similar

Icelandair

Mar 9

DEN4:40 pmDenver Intl

12h 15m

1 stop

HEL12:55 pmHelsinki-Vantaa

Mar 18

HEL1:55 pmHelsinki-Vantaa

13h 10m

1 stop

DEN7:05 pmDenver Intl

$369

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 1/6

3:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Thu 1/15

1:55 pm-6:05 pm

1 stop13h 10m

$364

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 12/4

3:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Thu 12/11

1:55 pm-6:05 pm

1 stop13h 10m

$367

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 3/9

4:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Thu 3/19

1:55 pm-7:05 pm

1 stop13h 10m

$369

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 1/6

3:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Thu 1/15

1:55 pm-6:05 pm

1 stop13h 10m

$391

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 4/13

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Fri 4/24

3:00 pm-6:55 pm

1 stop12h 55m

$407

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 4/13

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Fri 4/24

3:00 pm-6:55 pm

1 stop12h 55m

$413

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 4/16

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Fri 4/24

3:00 pm-6:55 pm

1 stop12h 55m

$440

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 5/5

10:40 am-7:00 pm

2 stops23h 20m

Helsinki-Vantaa

Tue 5/12

7:05 am-6:20 pm

2 stops20h 15m

$465

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 5/5

10:40 am-7:00 pm

2 stops23h 20m

Helsinki-Vantaa

Tue 5/12

7:05 am-3:35 pm

1 stop17h 30m

$468

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 2/12

4:20 pm-6:50 pm

1 stop17h 30m

Helsinki-Vantaa

Tue 2/24

7:05 am-10:23 am

2 stops36h 18m

$473

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 March is, on average, the cheapest month to fly to Helsinki from Denver, with most prices found around $493. If you aren’t able to travel during the month of March, then book flights to Helsinki from Denver during November instead. Flights to Helsinki in November, while not as cheap as those in March, still average around $494.

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 $636 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 $530 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 November 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 (36% of total bookings). The next most popular airlines are American Airlines (16%), Finnair (15%), and United Airlines (12%).

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 $356	Free Cancellation	Rating 7.0 581 reviews	Search Icelandair flights
Finnair	PriceFrom $479	Free Cancellation	Rating 7.6 1,334 reviews	Search Finnair flights
Delta	PriceFrom $501	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 9,027 reviews	Search United Airlines flights
British Airways	PriceFrom $509	Free Cancellation	Rating 6.7 7,534 reviews	Search British Airways flights
American Airlines	PriceFrom $511	Free Cancellation	Rating 7.2 11,046 reviews	Search American Airlines flights
Air France	PriceFrom $526	Free Cancellation	Rating 7.4 1,493 reviews	Search Air France flights
Lufthansa	PriceFrom $527	Free Cancellation	Rating 6.8 7,579 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.