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 travel time from Denver to Helsinki?

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 14h 11m.

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

Reykjavik (KEF) was the most common stop: 79% 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

What airlines fly to Helsinki?

Icelandair, United Airlines and Lufthansa 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 62% of people opting to fly with this airline when traveling to Helsinki. Keep in mind that there are 5 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 connection time from Denver to Helsinki?

Reykjavik (KEF) has the shortest average layover time for this route: 2h 19m.

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 2026, there are 5 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 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Helsinki

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 1:00 pmDEN Denver Intl-HEL Helsinki-Vantaa

12h 20m1 stop Reykjavik Keflavik Intl

2:00 pm - 6:00 pmHEL Helsinki-Vantaa-DEN Denver Intl

13h 00m1 stop Reykjavik Keflavik Intl

$605Icelandair

Wed, Dec 2 - Wed, Dec 16

3:40 pm - 1:00 pmDEN Denver Intl-HEL Helsinki-Vantaa

12h 20m1 stop Reykjavik Keflavik Intl

2:00 pm - 6:00 pmHEL Helsinki-Vantaa-DEN Denver Intl

13h 00m1 stop Reykjavik Keflavik Intl

$650Icelandair

Tue, Dec 8 - Sat, Dec 12

6:30 am - 10:35 amDEN Denver Intl-HEL Helsinki-Vantaa

19h 05m2 stops New York John F Kennedy Intl Kastrup Copenhagen

9:00 pm - 10:55 pmHEL Helsinki-Vantaa-DEN Denver Intl

34h 55m2 stops Kastrup Copenhagen Los Angeles

$703Scandinavian Airlines

Sun, Jan 24 - Sun, Feb 7

6:30 am - 10:35 amDEN Denver Intl-HEL Helsinki-Vantaa

19h 05m2 stops New York John F Kennedy Intl Kastrup Copenhagen

9:00 pm - 10:55 pmHEL Helsinki-Vantaa-DEN Denver Intl

34h 55m2 stops Kastrup Copenhagen Los Angeles

$705Scandinavian Airlines

Sun, Jan 24 - Sun, Feb 7

7:45 am - 11:50 amDEN Denver Intl-HEL Helsinki-Vantaa

19h 05m2 stops Newark Munich Franz Josef Strauss

12:35 pm - 2:30 pmHEL Helsinki-Vantaa-DEN Denver Intl

34h 55m1 stop Munich Franz Josef Strauss

$734United Airlines

Tue, Feb 9 - Thu, Feb 11

7:45 am - 11:50 amDEN Denver Intl-HEL Helsinki-Vantaa

19h 05m2 stops Newark Munich Franz Josef Strauss

12:35 pm - 1:40 pmHEL Helsinki-Vantaa-DEN Denver Intl

34h 05m2 stops Munich Franz Josef Strauss Frankfurt am Main

$776United Airlines

Tue, Feb 9 - Thu, Feb 11

5:01 pm - 11:05 pmDEN Denver Intl-HEL Helsinki-Vantaa

21h 04m1 stop London Heathrow

12:30 pm - 8:06 pmHEL Helsinki-Vantaa-DEN Denver Intl

16h 36m1 stop Dallas/Fort Worth

$787Finnair

Wed, Dec 30 - Tue, Jan 12

6:34 am - 11:40 amDEN Denver Intl-HEL Helsinki-Vantaa

20h 06m1 stop Dallas/Fort Worth

12:30 pm - 10:55 pmHEL Helsinki-Vantaa-DEN Denver Intl

19h 25m1 stop Dallas/Fort Worth

$799American Airlines

Sun, Jan 17 - Wed, Jan 27

10:41 am - 1:55 pmDEN Denver Intl-HEL Helsinki-Vantaa

18h 14m2 stops Dallas/Fort Worth New York John F Kennedy Intl

12:30 pm - 10:55 pmHEL Helsinki-Vantaa-DEN Denver Intl

19h 25m1 stop Dallas/Fort Worth

$799American Airlines

Wed, Dec 30 - Tue, Jan 12

4:15 pm - 6:45 pmDEN Denver Intl-HEL Helsinki-Vantaa

17h 30m1 stop Munich Franz Josef Strauss

12:35 pm - 2:30 pmHEL Helsinki-Vantaa-DEN Denver Intl

34h 55m1 stop Munich Franz Josef Strauss

$841Lufthansa

Tue, Dec 1 - Sun, Dec 13

Cheap last minute flights

Enter your travel dates to find the best prices.

6:35 am - 1:35 amDEN Denver Intl-HEL Helsinki-Vantaa

34h 00m2 stops New York John F Kennedy Intl Kastrup Copenhagen

6:15 am - 8:25 pmHEL Helsinki-Vantaa-DEN Denver Intl

23h 10m2 stops Kastrup Copenhagen New York John F Kennedy Intl

$774Scandinavian Airlines

Thu, Nov 5 - Thu, Nov 12

6:35 am - 1:35 amDEN Denver Intl-HEL Helsinki-Vantaa

34h 00m2 stops New York John F Kennedy Intl Kastrup Copenhagen

6:15 am - 8:25 pmHEL Helsinki-Vantaa-DEN Denver Intl

23h 10m2 stops Kastrup Copenhagen New York John F Kennedy Intl

$774Scandinavian Airlines

Thu, Nov 5 - Thu, Nov 12

6:35 am - 3:25 pmDEN Denver Intl-HEL Helsinki-Vantaa

23h 50m2 stops New York John F Kennedy Intl Kastrup Copenhagen

6:15 am - 8:25 pmHEL Helsinki-Vantaa-DEN Denver Intl

23h 10m2 stops Kastrup Copenhagen New York John F Kennedy Intl

$794Scandinavian Airlines

Thu, Nov 5 - Thu, Nov 12

6:35 am - 3:25 pmDEN Denver Intl-HEL Helsinki-Vantaa

23h 50m2 stops New York John F Kennedy Intl Kastrup Copenhagen

7:00 am - 8:25 pmHEL Helsinki-Vantaa-DEN Denver Intl

22h 25m3 stops Stockholm Arlanda Kastrup Copenhagen New York John F Kennedy Intl

$800Scandinavian Airlines

Thu, Nov 5 - Thu, Nov 12

6:35 am - 9:35 pmDEN Denver Intl-HEL Helsinki-Vantaa

30h 00m3 stops New York John F Kennedy Intl Kastrup Copenhagen Stockholm Arlanda

6:15 am - 8:25 pmHEL Helsinki-Vantaa-DEN Denver Intl

23h 10m2 stops Kastrup Copenhagen New York John F Kennedy Intl

$800Scandinavian Airlines

Thu, Nov 5 - Thu, Nov 12

6:35 am - 9:35 pmDEN Denver Intl-HEL Helsinki-Vantaa

30h 00m3 stops New York John F Kennedy Intl Kastrup Copenhagen Stockholm Arlanda

7:00 am - 8:25 pmHEL Helsinki-Vantaa-DEN Denver Intl

22h 25m3 stops Stockholm Arlanda Kastrup Copenhagen New York John F Kennedy Intl

$807Scandinavian Airlines

Thu, Nov 5 - Thu, Nov 12

6:35 am - 3:25 pmDEN Denver Intl-HEL Helsinki-Vantaa

23h 50m2 stops New York John F Kennedy Intl Kastrup Copenhagen

7:00 am - 8:25 pmHEL Helsinki-Vantaa-DEN Denver Intl

22h 25m3 stops Stockholm Arlanda Kastrup Copenhagen New York John F Kennedy Intl

$890Scandinavian Airlines

Thu, Nov 5 - Thu, Nov 12

4:15 pm - 6:45 pmDEN Denver Intl-HEL Helsinki-Vantaa

17h 30m1 stop Munich Franz Josef Strauss

12:35 pm - 2:30 pmHEL Helsinki-Vantaa-DEN Denver Intl

34h 55m1 stop Munich Franz Josef Strauss

$957Lufthansa

Thu, Nov 5 - Thu, Nov 12

4:15 pm - 6:45 pmDEN Denver Intl-HEL Helsinki-Vantaa

17h 30m1 stop Munich Franz Josef Strauss

7:00 am - 3:35 pmHEL Helsinki-Vantaa-DEN Denver Intl

17h 35m1 stop Frankfurt am Main

$970Lufthansa

Thu, Nov 5 - Thu, Nov 12

4:15 pm - 6:45 pmDEN Denver Intl-HEL Helsinki-Vantaa

17h 30m1 stop Munich Franz Josef Strauss

7:00 am - 3:35 pmHEL Helsinki-Vantaa-DEN Denver Intl

17h 35m1 stop Frankfurt am Main

$975Lufthansa

Thu, Nov 5 - Thu, Nov 12

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Lufthansa flights from Denver to Helsinki

Our best Lufthansa deals on Denver to Helsinki flight tickets

Lufthansa

Dec 1

DEN4:15 pmDenver Intl

17h 30m

1 stop

HEL6:45 pmHelsinki-Vantaa

Dec 13

HEL12:35 pmHelsinki-Vantaa

34h 55m

1 stop

DEN2:30 pmDenver Intl

$841

Lufthansa

Dec 1

DEN4:15 pmDenver Intl

17h 30m

1 stop

HEL6:45 pmHelsinki-Vantaa

Dec 13

HEL7:05 amHelsinki-Vantaa

26h 17m

2 stops

DEN12:22 amDenver Intl

$846

Lufthansa

Dec 1

DEN5:25 pmDenver Intl

14h 25m

1 stop

HEL4:50 pmHelsinki-Vantaa

Dec 13

HEL7:30 pmHelsinki-Vantaa

28h 00m

1 stop

DEN2:30 pmDenver Intl

$862

Icelandair flights from Denver to Helsinki

Our best Icelandair deals on Denver to Helsinki flight tickets

Icelandair

Nov 12

DEN3:40 pmDenver Intl

12h 20m

1 stop

HEL1:00 pmHelsinki-Vantaa

Nov 25

HEL2:00 pmHelsinki-Vantaa

13h 00m

1 stop

DEN6:00 pmDenver Intl

$597

Icelandair

Dec 2

DEN3:40 pmDenver Intl

12h 20m

1 stop

HEL1:00 pmHelsinki-Vantaa

Dec 16

HEL2:00 pmHelsinki-Vantaa

13h 00m

1 stop

DEN6:00 pmDenver Intl

$605

Icelandair

Nov 12

DEN3:40 pmDenver Intl

12h 20m

1 stop

HEL1:00 pmHelsinki-Vantaa

Nov 25

HEL2:00 pmHelsinki-Vantaa

13h 00m

1 stop

DEN6:00 pmDenver Intl

$621

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DenverHelsinki

DEN Denver Intl - HEL Helsinki-Vantaa

DENHEL

Denver Intl

Wed 12/2

3:40 pm-1:00 pm

1 stop12h 20m

Helsinki-Vantaa

Wed 12/16

2:00 pm-6:00 pm

1 stop13h 00m

$605

DenverHelsinki

DEN Denver Intl - HEL Helsinki-Vantaa

DENHEL

Denver Intl

Tue 12/8

3:40 pm-1:00 pm

1 stop12h 20m

Helsinki-Vantaa

Sat 12/12

2:00 pm-6:00 pm

1 stop13h 00m

$650

DenverHelsinki

DEN Denver Intl - HEL Helsinki-Vantaa

DENHEL

Denver Intl

Sun 1/24

6:30 am-10:35 am

2 stops19h 05m

Helsinki-Vantaa

Sun 2/7

9:00 pm-10:55 pm

2 stops34h 55m

$703

DenverHelsinki

DEN Denver Intl - HEL Helsinki-Vantaa

DENHEL

Denver Intl

Sun 1/24

6:30 am-10:35 am

2 stops19h 05m

Helsinki-Vantaa

Sun 2/7

9:00 pm-10:55 pm

2 stops34h 55m

$705

DenverHelsinki

DEN Denver Intl - HEL Helsinki-Vantaa

DENHEL

Denver Intl

Tue 2/9

7:45 am-11:50 am

2 stops19h 05m

Helsinki-Vantaa

Thu 2/11

12:35 pm-2:30 pm

1 stop34h 55m

$734

DenverHelsinki

DEN Denver Intl - HEL Helsinki-Vantaa

DENHEL

Denver Intl

Tue 2/9

7:45 am-11:50 am

2 stops19h 05m

Helsinki-Vantaa

Thu 2/11

12:35 pm-1:40 pm

2 stops34h 05m

$776

DenverHelsinki

DEN Denver Intl - HEL Helsinki-Vantaa

DENHEL

Denver Intl

Wed 12/30

5:01 pm-11:05 pm

1 stop21h 04m

Helsinki-Vantaa

Tue 1/12

12:30 pm-8:06 pm

1 stop16h 36m

$787

DenverHelsinki

DEN Denver Intl - HEL Helsinki-Vantaa

DENHEL

Denver Intl

Sun 1/17

6:34 am-11:40 am

1 stop20h 06m

Helsinki-Vantaa

Wed 1/27

12:30 pm-10:55 pm

1 stop19h 25m

$799

DenverHelsinki

DEN Denver Intl - HEL Helsinki-Vantaa

DENHEL

Denver Intl

Wed 12/30

10:41 am-1:55 pm

2 stops18h 14m

Helsinki-Vantaa

Tue 1/12

12:30 pm-10:55 pm

1 stop19h 25m

$799

DenverHelsinki

DEN Denver Intl - HEL Helsinki-Vantaa

DENHEL

Denver Intl

Tue 12/1

4:15 pm-6:45 pm

1 stop17h 30m

Helsinki-Vantaa

Sun 12/13

12:35 pm-2:30 pm

1 stop34h 55m

$841

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?

Prices are currently low for flights on this route.

Typical prices usually range from $639 to $789.
The lowest price recently found on this route was $605.

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 February instead. Flights to Helsinki in February, while not as cheap as those in April, still average around $497.

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 $747 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 $648 on momondo.

Can stopping save me money on Denver to Helsinki flights?

You could potentially save up to 23% on your flight if you consider stops on a Denver to Helsinki flight.

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

Best Price Found	$366
Fastest flight time	12h 20m
Direct flights	None

The best one-way flight to Helsinki from Denver in the past 72 hours is $366. The best round-trip flight deal from Denver to Helsinki found on momondo in the last 72 hours is $605.

The fastest flight from Denver to Helsinki takes 12h 20m

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 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 November 2026, there are 5 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 (57% of total bookings). The next most popular airlines are United Airlines (14%), Lufthansa (11%), and American Airlines (10%).

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 $392	Free Cancellation	Rating 6.9 766 reviews	Search Icelandair flights
American Airlines	PriceFrom $442	Free Cancellation	Rating 7.0 12,229 reviews	Search American Airlines flights
Finnair	PriceFrom $481	Free Cancellation	Rating 7.6 1,416 reviews	Search Finnair flights
United Airlines	PriceFrom $512	Free Cancellation	Rating 7.3 10,460 reviews	Search United Airlines flights
Lufthansa	PriceFrom $612	Free Cancellation	Rating 6.8 8,299 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.