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 has the shortest connection time from Denver to Helsinki?

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

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

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

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

Reykjavik (KEF) was the most common stop: 73% of momondo users choosing 1-stop flights on this route connected there.

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 55% 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.

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 August 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.

$266 Cheap Flights from Denver to Helsinki in 2026

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 pm-

12h 20m

2:00 pm - 6:00 pm-

13h 00m

$569Icelandair

Thu, Nov 5 - Thu, Nov 12

3:40 pm - 1:00 pm-

12h 20m

2:00 pm - 6:00 pm-

13h 00m

$571Icelandair

Thu, Nov 5 - Thu, Nov 12

11:20 am - 6:45 pm-

22h 25m

7:05 am - 7:17 pm-

21h 12m

$708Multiple Airlines

Wed, Jan 20 - Wed, Jan 27

4:15 pm - 6:45 pm-

17h 30m

12:35 pm - 2:30 pm-

34h 55m

$715Lufthansa

Mon, Nov 16 - Mon, Nov 30

11:20 am - 6:45 pm-

22h 25m

7:30 pm - 2:30 pm-

28h 00m

$719Multiple Airlines

Mon, Nov 16 - Mon, Nov 30

7:50 am - 10:30 am-

17h 40m

12:30 pm - 6:13 pm-

14h 43m

$727American Airlines

Wed, Jan 20 - Wed, Jan 27

11:40 pm - 11:50 am-

27h 10m

12:35 pm - 10:30 am-

54h 55m

$750United Airlines

Mon, Jan 18 - Mon, Jan 25

4:15 pm - 6:45 pm-

17h 30m

7:00 am - 3:35 pm-

17h 35m

$761Lufthansa

Thu, Nov 5 - Thu, Nov 12

9:07 am - 2:15 pm-

20h 08m

12:35 pm - 10:06 pm-

18h 31m

$787American Airlines

Wed, Sep 16 - Wed, Sep 30

9:35 am - 11:50 am-

17h 15m

12:35 pm - 2:30 pm-

34h 55m

$792United Airlines

Wed, Dec 9 - Sun, Dec 13

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Icelandair flights from Denver to Helsinki

Our best Icelandair deals on Denver to Helsinki flight tickets

Icelandair

Nov 5

DEN3:40 pmDenver Intl

12h 20m

1 stop

HEL1:00 pmHelsinki-Vantaa

Nov 12

HEL2:00 pmHelsinki-Vantaa

13h 00m

1 stop

DEN6:00 pmDenver Intl

$569

Icelandair

Nov 5

DEN3:40 pmDenver Intl

12h 20m

1 stop

HEL1:00 pmHelsinki-Vantaa

Nov 12

HEL2:00 pmHelsinki-Vantaa

13h 00m

1 stop

DEN6:00 pmDenver Intl

$571

Icelandair

Dec 9

DEN3:40 pmDenver Intl

12h 20m

1 stop

HEL1:00 pmHelsinki-Vantaa

Dec 13

HEL2:00 pmHelsinki-Vantaa

13h 00m

1 stop

DEN6:00 pmDenver Intl

$601

United Airlines flights from Denver to Helsinki

Our best United Airlines deals on Denver to Helsinki flight tickets

United Airlines

Jan 18

DEN11:40 pmDenver Intl

27h 10m

2 stops

HEL11:50 amHelsinki-Vantaa

Jan 25

HEL12:35 pmHelsinki-Vantaa

54h 55m

2 stops

DEN10:30 amDenver Intl

$750

United Airlines

Dec 9

DEN9:35 amDenver Intl

17h 15m

2 stops

HEL11:50 amHelsinki-Vantaa

Dec 13

HEL12:35 pmHelsinki-Vantaa

34h 55m

1 stop

DEN2:30 pmDenver Intl

$792

United Airlines

Dec 9

DEN9:35 amDenver Intl

17h 15m

2 stops

HEL11:50 amHelsinki-Vantaa

Dec 13

HEL12:35 pmHelsinki-Vantaa

34h 55m

1 stop

DEN2:30 pmDenver Intl

$793

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 11/5

3:40 pm-1:00 pm

1 stop12h 20m

Helsinki-Vantaa

Thu 11/12

2:00 pm-6:00 pm

1 stop13h 00m

$569

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 11/5

3:40 pm-1:00 pm

1 stop12h 20m

Helsinki-Vantaa

Thu 11/12

2:00 pm-6:00 pm

1 stop13h 00m

$571

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Wed 1/20

11:20 am-6:45 pm

2 stops22h 25m

Helsinki-Vantaa

Wed 1/27

7:05 am-7:17 pm

2 stops21h 12m

$708

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 11/16

4:15 pm-6:45 pm

1 stop17h 30m

Helsinki-Vantaa

Mon 11/30

12:35 pm-2:30 pm

1 stop34h 55m

$715

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 11/16

11:20 am-6:45 pm

2 stops22h 25m

Helsinki-Vantaa

Mon 11/30

7:30 pm-2:30 pm

1 stop28h 00m

$719

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Wed 1/20

7:50 am-10:30 am

1 stop17h 40m

Helsinki-Vantaa

Wed 1/27

12:30 pm-6:13 pm

1 stop14h 43m

$727

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 1/18

11:40 pm-11:50 am

2 stops27h 10m

Helsinki-Vantaa

Mon 1/25

12:35 pm-10:30 am

2 stops54h 55m

$750

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Thu 11/5

4:15 pm-6:45 pm

1 stop17h 30m

Helsinki-Vantaa

Thu 11/12

7:00 am-3:35 pm

1 stop17h 35m

$761

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Wed 9/16

9:07 am-2:15 pm

1 stop20h 08m

Helsinki-Vantaa

Wed 9/30

12:35 pm-10:06 pm

2 stops18h 31m

$787

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Wed 12/9

9:35 am-11:50 am

2 stops17h 15m

Helsinki-Vantaa

Sun 12/13

12:35 pm-2:30 pm

1 stop34h 55m

$792

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 typical for flights on this route.

Typical prices usually range from $520 to $824.
The lowest price recently found on this route was $569.

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 $482.

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 $744 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 $482 on momondo.

Can stopping save me money on Denver to Helsinki flights?

You could potentially save up to 4% 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

Fastest flight time	12h 20m
Direct flights	None

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 August 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 (52% of total bookings). The next most popular airlines are United Airlines (16%), Lufthansa (13%), and American 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 $392	Free Cancellation	Rating 7.0 721 reviews	Search Icelandair flights
American Airlines	PriceFrom $442	Free Cancellation	Rating 7.1 11,852 reviews	Search American Airlines flights
Finnair	PriceFrom $481	Free Cancellation	Rating 7.7 1,425 reviews	Search Finnair flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 10,059 reviews	Search United Airlines flights
Lufthansa	PriceFrom $509	Free Cancellation	Rating 6.8 8,177 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.