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

Reykjavik (KEF) was the most common stop: 62% of momondo users choosing 1-stop flights on this route connected there.

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 50% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 6 different airlines that fly to Helsinki on a routine basis, so you have a few additional options to choose from.

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

Icelandair, Delta, and Air France 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 Dallas (DFW) have the shortest average one-way travel time: 13h 04m.

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: 2h 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 May 2026, there are 6 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.

$318 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 low for flights on this route. Typical prices usually range from $870 to $740. The lowest price recently found on this route was $660.

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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

3:00 pm - 7:00 pm

HEL

DEN

13h 00m

1 stop

$660Icelandair

Thu, Oct 8 - Mon, Oct 19

4:40 pm - 11:20 pm

DEN

HEL

21h 40m

1 stop

7:10 am - 7:00 pm

HEL

DEN

20h 50m

1 stop

$662Icelandair

Tue, Sep 29 - Tue, Oct 6

4:40 pm - 2:00 pm

DEN

HEL

12h 20m

1 stop

3:00 pm - 7:00 pm

HEL

DEN

13h 00m

1 stop

$664Icelandair

Wed, Sep 30 - Wed, Oct 7

4:40 pm - 2:00 pm

DEN

HEL

12h 20m

1 stop

1:55 pm - 7:05 pm

HEL

DEN

13h 10m

1 stop

$666Icelandair

Wed, Sep 30 - Fri, Oct 30

4:40 pm - 11:20 pm

DEN

HEL

21h 40m

1 stop

7:10 am - 7:00 pm

HEL

DEN

20h 50m

1 stop

$674Icelandair

Tue, Sep 1 - Tue, Sep 8

4:40 pm - 11:20 pm

DEN

HEL

21h 40m

1 stop

7:10 am - 7:00 pm

HEL

DEN

20h 50m

1 stop

$677Icelandair

Tue, Sep 15 - Thu, Sep 24

8:10 pm - 2:00 pm

DEN

HEL

32h 50m

1 stop

3:00 pm - 7:00 pm

HEL

DEN

13h 00m

1 stop

$680Icelandair

Mon, Aug 31 - Mon, Sep 7

5:40 pm - 5:10 pm

DEN

HEL

14h 30m

1 stop

6:35 am - 11:08 pm

HEL

DEN

25h 33m

2 stops

$687Multiple Airlines

Wed, Sep 30 - Wed, Oct 7

5:40 pm - 12:20 am

DEN

HEL

21h 40m

1 stop

7:05 am - 11:08 pm

HEL

DEN

25h 03m

2 stops

$689Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

5:40 pm - 5:00 pm

DEN

HEL

14h 20m

1 stop

6:35 am - 11:08 pm

HEL

DEN

25h 33m

2 stops

$690Multiple Airlines

Tue, Sep 15 - Thu, Sep 24

Air Canada flights from Denver to Helsinki

Our best Air Canada deals on Denver to Helsinki flight tickets

Air Canada

Sep 29

DEN9:40 amDenver Intl

24h 15m

2 stops

HEL6:55 pmHelsinki-Vantaa

Oct 6

HEL7:05 amHelsinki-Vantaa

25h 03m

2 stops

DEN11:08 pmDenver Intl

$708

Air Canada

May 22

DEN6:10 pmDenver Intl

39h 45m

2 stops

HEL6:55 pmHelsinki-Vantaa

Jun 12

HEL6:55 amHelsinki-Vantaa

36h 39m

2 stops

DEN10:34 amDenver Intl

$1,048

Air Canada

May 11

DEN11:25 amDenver Intl

22h 30m

2 stops

HEL6:55 pmHelsinki-Vantaa

May 15

HEL6:55 amHelsinki-Vantaa

25h 15m

2 stops

DEN11:10 pmDenver Intl

$1,168

Icelandair flights from Denver to Helsinki

Our best Icelandair deals on Denver to Helsinki flight tickets

Icelandair

Oct 8

DEN4:40 pmDenver Intl

12h 20m

1 stop

HEL2:00 pmHelsinki-Vantaa

Oct 19

HEL3:00 pmHelsinki-Vantaa

13h 00m

1 stop

DEN7:00 pmDenver Intl

$660

Icelandair

Sep 29

DEN4:40 pmDenver Intl

21h 40m

1 stop

HEL11:20 pmHelsinki-Vantaa

Oct 6

HEL7:10 amHelsinki-Vantaa

20h 50m

1 stop

DEN7:00 pmDenver Intl

$662

Icelandair

Sep 30

DEN4:40 pmDenver Intl

12h 20m

1 stop

HEL2:00 pmHelsinki-Vantaa

Oct 7

HEL3:00 pmHelsinki-Vantaa

13h 00m

1 stop

DEN7:00 pmDenver Intl

$664

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 10/8

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Mon 10/19

3:00 pm-7:00 pm

1 stop13h 00m

$660

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 9/29

4:40 pm-11:20 pm

1 stop21h 40m

Helsinki-Vantaa

Tue 10/6

7:10 am-7:00 pm

1 stop20h 50m

$662

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Wed 9/30

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Wed 10/7

3:00 pm-7:00 pm

1 stop13h 00m

$664

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Wed 9/30

4:40 pm-2:00 pm

1 stop12h 20m

Helsinki-Vantaa

Fri 10/30

1:55 pm-7:05 pm

1 stop13h 10m

$666

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 9/1

4:40 pm-11:20 pm

1 stop21h 40m

Helsinki-Vantaa

Tue 9/8

7:10 am-7:00 pm

1 stop20h 50m

$674

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 9/15

4:40 pm-11:20 pm

1 stop21h 40m

Helsinki-Vantaa

Thu 9/24

7:10 am-7:00 pm

1 stop20h 50m

$677

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 8/31

8:10 pm-2:00 pm

1 stop32h 50m

Helsinki-Vantaa

Mon 9/7

3:00 pm-7:00 pm

1 stop13h 00m

$680

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Wed 9/30

5:40 pm-5:10 pm

1 stop14h 30m

Helsinki-Vantaa

Wed 10/7

6:35 am-11:08 pm

2 stops25h 33m

$687

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 9/29

5:40 pm-12:20 am

1 stop21h 40m

Helsinki-Vantaa

Tue 10/6

7:05 am-11:08 pm

2 stops25h 03m

$689

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 9/15

5:40 pm-5:00 pm

1 stop14h 20m

Helsinki-Vantaa

Thu 9/24

6:35 am-11:08 pm

2 stops25h 33m

$690

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 $481.

How far in advance should I book a flight from Denver 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 $673 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.

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

Frequently asked questions about flying from Denver to Helsinki

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 May 2026, there are 6 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 (44% of total bookings). The next most popular airlines are United Airlines (16%), American Airlines (15%), and Lufthansa (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 $391	Free Cancellation	Rating 7.0 653 reviews	Search Icelandair flights
American Airlines	PriceFrom $442	Free Cancellation	Rating 7.1 11,674 reviews	Search American Airlines flights
Finnair	PriceFrom $481	Free Cancellation	Rating 7.6 1,392 reviews	Search Finnair flights
Delta	PriceFrom $498	Free Cancellation	Rating 7.9 8,457 reviews	Search Delta flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 9,695 reviews	Search United Airlines flights
Lufthansa	PriceFrom $509	Free Cancellation	Rating 6.8 7,982 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.