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.

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 43% 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 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 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 United Airlines are the most popular carriers operating from Denver Intl to Helsinki-Vantaa

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 - 7:05 pmHEL-DEN

13h 10m1 stop

$368Icelandair

Find Deal

Sat, Mar 7 - Fri, Mar 13

3:40 pm - 12:55 pmDEN-HEL

12h 15m1 stop

1:55 pm - 7:05 pmHEL-DEN

13h 10m1 stop

$391Icelandair

Find Deal

Thu, Mar 5 - Mon, Mar 16

3:40 pm - 12:55 pmDEN-HEL

12h 15m1 stop

1:55 pm - 7:05 pmHEL-DEN

13h 10m1 stop

$413Icelandair

Find Deal

Sat, Mar 7 - Fri, Mar 13

9:02 am - 10:45 amDEN-HEL

16h 43m1 stop

4:25 pm - 10:19 pmHEL-DEN

14h 54m1 stop

$433Multiple Airlines

Find Deal

Mon, May 4 - Tue, May 12

6:40 pm - 10:55 pmDEN-HEL

19h 15m2 stops

4:55 pm - 4:35 pmHEL-DEN

32h 40m2 stops

$435British Airways

Find Deal

Mon, May 4 - Tue, May 12

5:25 pm - 11:10 amDEN-HEL

32h 45m2 stops

12:30 pm - 6:13 pmHEL-DEN

14h 43m1 stop

$452British Airways

Find Deal

Fri, Jan 16 - Fri, Jan 23

12:52 pm - 10:45 amDEN-HEL

12h 53m1 stop

12:30 pm - 10:34 pmHEL-DEN

19h 04m1 stop

$458Multiple Airlines

Find Deal

Fri, Jan 30 - Fri, Feb 6

4:20 pm - 6:50 pmDEN-HEL

17h 30m1 stop

1:55 pm - 10:23 amHEL-DEN

29h 28m2 stops

$469Multiple Airlines

Find Deal

Thu, Jan 8 - Thu, Jan 15

11:05 am - 1:05 pmDEN-HEL

17h 00m2 stops

7:05 am - 3:35 pmHEL-DEN

17h 30m1 stop

$471Multiple Airlines

Find Deal

Tue, Apr 21 - Thu, Apr 30

8:20 pm - 1:35 amDEN-HEL

20h 15m1 stop

7:05 am - 1:35 pmHEL-DEN

15h 30m1 stop

$475Lufthansa

Find Deal

Wed, Apr 15 - Thu, Apr 23

British Airways flights from Denver to Helsinki

Our best British Airways deals on Denver to Helsinki flight tickets

British Airways

May 4

DEN6:40 pmDenver Intl

19h 15m

2 stops

HEL10:55 pmHelsinki-Vantaa

May 12

HEL4:55 pmHelsinki-Vantaa

32h 40m

2 stops

DEN4:35 pmDenver Intl

$435

Find similar

British Airways

Jan 16

DEN5:25 pmDenver Intl

32h 45m

2 stops

HEL11:10 amHelsinki-Vantaa

Jan 23

HEL12:30 pmHelsinki-Vantaa

14h 43m

1 stop

DEN6:13 pmDenver Intl

$452

Find similar

British Airways

Apr 15

DEN6:40 pmDenver Intl

19h 15m

2 stops

HEL10:55 pmHelsinki-Vantaa

Apr 23

HEL12:35 pmHelsinki-Vantaa

14h 05m

1 stop

DEN5:40 pmDenver Intl

$477

Find similar

Delta flights from Denver to Helsinki

Our best Delta deals on Denver to Helsinki flight tickets

Delta

Dec 2

DEN12:05 pmDenver Intl

19h 20m

2 stops

HEL4:25 pmHelsinki-Vantaa

Dec 9

HEL6:30 amHelsinki-Vantaa

18h 09m

2 stops

DEN3:39 pmDenver Intl

$480

Find similar

Delta

Dec 6

DEN7:10 amDenver Intl

24h 15m

2 stops

HEL4:25 pmHelsinki-Vantaa

Dec 15

HEL2:05 pmHelsinki-Vantaa

18h 40m

2 stops

DEN11:45 pmDenver Intl

$495

Find similar

Delta

Mar 5

DEN11:10 amDenver Intl

20h 15m

2 stops

HEL4:25 pmHelsinki-Vantaa

Mar 13

HEL7:00 amHelsinki-Vantaa

20h 36m

2 stops

DEN7:36 pmDenver Intl

$496

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sat 3/7

3:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Fri 3/13

1:55 pm-7:05 pm

1 stop13h 10m

$368

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 3/5

3:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Mon 3/16

1:55 pm-7:05 pm

1 stop13h 10m

$391

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sat 3/7

3:40 pm-12:55 pm

1 stop12h 15m

Helsinki-Vantaa

Fri 3/13

1:55 pm-7:05 pm

1 stop13h 10m

$413

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 5/4

9:02 am-10:45 am

1 stop16h 43m

Helsinki-Vantaa

Tue 5/12

4:25 pm-10:19 pm

1 stop14h 54m

$433

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 5/4

6:40 pm-10:55 pm

2 stops19h 15m

Helsinki-Vantaa

Tue 5/12

4:55 pm-4:35 pm

2 stops32h 40m

$435

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Fri 1/16

5:25 pm-11:10 am

2 stops32h 45m

Helsinki-Vantaa

Fri 1/23

12:30 pm-6:13 pm

1 stop14h 43m

$452

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Fri 1/30

12:52 pm-10:45 am

1 stop12h 53m

Helsinki-Vantaa

Fri 2/6

12:30 pm-10:34 pm

1 stop19h 04m

$458

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 1/8

4:20 pm-6:50 pm

1 stop17h 30m

Helsinki-Vantaa

Thu 1/15

1:55 pm-10:23 am

2 stops29h 28m

$469

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 4/21

11:05 am-1:05 pm

2 stops17h 00m

Helsinki-Vantaa

Thu 4/30

7:05 am-3:35 pm

1 stop17h 30m

$471

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Wed 4/15

8:20 pm-1:35 am

1 stop20h 15m

Helsinki-Vantaa

Thu 4/23

7:05 am-1:35 pm

1 stop15h 30m

$475

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 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

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 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 Finnair (16%), American Airlines (16%), 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 $360	Free Cancellation	Rating 7.0 581 reviews	Search Icelandair flights
Finnair	PriceFrom $479	Free Cancellation	Rating 7.6 1,334 reviews	Search Finnair flights
British Airways	PriceFrom $487	Free Cancellation	Rating 6.7 7,539 reviews	Search British Airways flights
Delta	PriceFrom $501	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 9,046 reviews	Search United Airlines flights
American Airlines	PriceFrom $511	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights
Air France	PriceFrom $526	Free Cancellation	Rating 7.4 1,497 reviews	Search Air France flights
Lufthansa	PriceFrom $527	Free Cancellation	Rating 6.8 7,594 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.