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

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

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: 50% 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 is the cheapest airline that flies from Denver Intl to Helsinki-Vantaa?

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

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.

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 October 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

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

Prices are currently low for flights on this route. Typical prices usually range from $487 to $649. The lowest price recently found on this route was $368.

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 12:55 pmDEN-HEL

12h 15m1 stop

1:55 pm - 6:05 pmHEL-DEN

13h 10m1 stop

$368Icelandair

Find Deal

Sun, Feb 1 - Sun, Feb 8

3:40 pm - 12:55 pmDEN-HEL

12h 15m1 stop

1:55 pm - 6:05 pmHEL-DEN

13h 10m1 stop

$391Icelandair

Find Deal

Sun, Jan 25 - Sun, Feb 1

5:20 pm - 6:50 pmDEN-HEL

17h 30m1 stop

7:05 am - 5:00 pmHEL-DEN

17h 55m1 stop

$477Lufthansa

Find Deal

Tue, Mar 17 - Tue, Mar 24

12:55 pm - 10:45 amDEN-HEL

13h 50m1 stop

4:00 pm - 10:19 pmHEL-DEN

15h 19m1 stop

$482Finnair

Find Deal

Fri, Mar 27 - Sat, Apr 4

10:45 am - 10:45 amDEN-HEL

15h 00m1 stop

12:30 pm - 11:16 pmHEL-DEN

19h 46m2 stops

$486American Airlines

Find Deal

Sun, Jan 25 - Sun, Feb 1

1:25 pm - 11:35 pmDEN-HEL

26h 10m2 stops

6:00 am - 1:45 pmHEL-DEN

16h 45m1 stop

$490United Airlines

Find Deal

Thu, Mar 26 - Fri, Apr 3

12:32 pm - 10:45 amDEN-HEL

13h 13m1 stop

7:50 am - 3:30 pmHEL-DEN

16h 40m1 stop

$491Finnair

Find Deal

Mon, Dec 29 - Sun, Jan 11

5:35 pm - 6:50 pmDEN-HEL

16h 15m2 stops

1:55 pm - 8:55 amHEL-DEN

28h 00m2 stops

$494United Airlines

Find Deal

Tue, Dec 9 - Mon, Dec 15

6:45 pm - 11:35 pmDEN-HEL

20h 50m2 stops

6:00 am - 1:45 pmHEL-DEN

16h 45m1 stop

$517Lufthansa

Find Deal

Thu, Mar 26 - Fri, Apr 3

12:55 pm - 1:55 pmDEN-HEL

17h 00m2 stops

12:35 pm - 9:51 pmHEL-DEN

18h 16m1 stop

$611American Airlines

Find Deal

Fri, Mar 27 - Sat, Apr 4

Air Canada flights from Denver to Helsinki

Our best Air Canada deals on Denver to Helsinki flight tickets

Air Canada

Feb 16

DEN11:15 amDenver Intl

22h 35m

2 stops

HEL6:50 pmHelsinki-Vantaa

Feb 25

HEL6:55 amHelsinki-Vantaa

22h 00m

2 stops

DEN7:55 pmDenver Intl

$480

Find similar

Air Canada

Feb 1

DEN8:45 amDenver Intl

25h 05m

2 stops

HEL6:50 pmHelsinki-Vantaa

Feb 8

HEL6:55 amHelsinki-Vantaa

18h 45m

2 stops

DEN4:40 pmDenver Intl

$487

Find similar

Air Canada

Feb 15

DEN5:30 pmDenver Intl

40h 20m

2 stops

HEL6:50 pmHelsinki-Vantaa

Feb 24

HEL7:05 amHelsinki-Vantaa

34h 50m

2 stops

DEN8:55 amDenver Intl

$488

Find similar

Finnair flights from Denver to Helsinki

Our best Finnair deals on Denver to Helsinki flight tickets

Finnair

Mar 27

DEN12:55 pmDenver Intl

13h 50m

1 stop

HEL10:45 amHelsinki-Vantaa

Apr 4

HEL4:00 pmHelsinki-Vantaa

15h 19m

1 stop

DEN10:19 pmDenver Intl

$482

Find similar

Finnair

Dec 29

DEN12:32 pmDenver Intl

13h 13m

1 stop

HEL10:45 amHelsinki-Vantaa

Jan 11

HEL7:50 amHelsinki-Vantaa

16h 40m

1 stop

DEN3:30 pmDenver Intl

$491

Find similar

Finnair

Oct 25

DEN12:36 pmDenver Intl

18h 39m

2 stops

HEL4:15 pmHelsinki-Vantaa

Oct 26

HEL7:35 pmHelsinki-Vantaa

28h 55m

1 stop

DEN4:30 pmDenver Intl

$6,551

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sun 2/1

3:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Sun 2/8

1:55 pm-6:05 pm

1 stop13h 10m

$368

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sun 1/25

3:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Sun 2/1

1:55 pm-6:05 pm

1 stop13h 10m

$391

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 3/17

5:20 pm-6:50 pm

1 stop17h 30m

Helsinki-Vantaa

Tue 3/24

7:05 am-5:00 pm

1 stop17h 55m

$477

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Fri 3/27

12:55 pm-10:45 am

1 stop13h 50m

Helsinki-Vantaa

Sat 4/4

4:00 pm-10:19 pm

1 stop15h 19m

$482

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sun 1/25

10:45 am-10:45 am

1 stop15h 00m

Helsinki-Vantaa

Sun 2/1

12:30 pm-11:16 pm

2 stops19h 46m

$486

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 3/26

1:25 pm-11:35 pm

2 stops26h 10m

Helsinki-Vantaa

Fri 4/3

6:00 am-1:45 pm

1 stop16h 45m

$490

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 12/29

12:32 pm-10:45 am

1 stop13h 13m

Helsinki-Vantaa

Sun 1/11

7:50 am-3:30 pm

1 stop16h 40m

$491

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 12/9

5:35 pm-6:50 pm

2 stops16h 15m

Helsinki-Vantaa

Mon 12/15

1:55 pm-8:55 am

2 stops28h 00m

$494

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 3/26

6:45 pm-11:35 pm

2 stops20h 50m

Helsinki-Vantaa

Fri 4/3

6:00 am-1:45 pm

1 stop16h 45m

$517

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Fri 3/27

12:55 pm-1:55 pm

2 stops17h 00m

Helsinki-Vantaa

Sat 4/4

12:35 pm-9:51 pm

1 stop18h 16m

$611

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 November is, on average, the cheapest month to fly to Helsinki from Denver, with most prices found around $468. If you aren’t able to travel during the month of November, then book flights to Helsinki from Denver during March instead. Flights to Helsinki in March, while not as cheap as those in November, still average around $479.

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 $627 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 $513 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 October 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 (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 $356	Free Cancellation	Rating 7.1 561 reviews	Search Icelandair flights
Finnair	PriceFrom $479	Free Cancellation	Rating 7.6 1,333 reviews	Search Finnair flights
Delta	PriceFrom $507	Free Cancellation	Rating 7.9 7,982 reviews	Search Delta flights
British Airways	PriceFrom $509	Free Cancellation	Rating 6.7 7,468 reviews	Search British Airways flights
American Airlines	PriceFrom $511	Free Cancellation	Rating 7.2 11,033 reviews	Search American Airlines flights
United Airlines	PriceFrom $512	Free Cancellation	Rating 7.4 8,995 reviews	Search United Airlines flights
Air France	PriceFrom $526	Free Cancellation	Rating 7.4 1,477 reviews	Search Air France flights
Lufthansa	PriceFrom $527	Free Cancellation	Rating 6.8 7,518 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.