How long is the flight from Helena to Denmark?

United Airlines can get you from Helena to Denmark in just under 19h 50m. Your travel time can differ by up to . The distance between Helena and Denmark is about 4676 mi.

In terms of precipitation, rainfall in Denmark ranges from 0.8 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Denmark when rainfall is around 0.8 in.

If weather is an important factor for your trip to Denmark, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest time of day to fly from HLN to DK?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Helena to Denmark as you normally would.

What airport do you fly from for flights from Helena to Denmark?

Helena (HLN) is the airport you will fly out of if you book a flight from Helena to Denmark. It is only a 2.7 mi journey to Helena (HLN) from Helena’s city center.

Can I find deals for flights from Helena to Denmark that include hotel bookings?

Yes. In addition to deals on Helena to Denmark flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Helena to Denmark?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to Denmark.

Can I find deals for business class flights from Helena to Denmark?

Yes. Cheapflights offers flight deals from Helena to Denmark by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$566+ Flights from Helena to Denmark

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Cheap flight deals from Helena to Denmark

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Round-trip from	$566 (United Airlines)

Provider with most accurate pricing for Helena-Kastrup Copenhagen flight deals.

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From Helena to Denmark

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Cheapest flights from Helena to Denmark
Explore the most affordable flight options available from Helena to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2026.

Mon 3/22:25 pm

HLN

CPH

2 stops19h 50m

United Airlines

Mon 3/910:10 am

CPH

HLN

2 stops18h 15m

United Airlines

Deal found 1/15

$566

Fri 1/236:15 am

HLN

CPH

2 stops22h 10m

United Airlines

Tue 1/278:55 am

CPH

HLN

2 stops36h 46m

United Airlines

Deal found 1/15

$605

Sat 1/172:27 pm

HLN

CPH

2 stops39h 08m

United Airlines

Tue 1/201:10 pm

CPH

HLN

2 stops40h 16m

United Airlines

Deal found 1/13

$2,773

Best flights from Helena to Denmark
Discover carefully curated flight deals from Helena to Denmark that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 16, 2026.

Mon 3/22:25 pm

HLN

CPH

2 stops19h 50m

United Airlines

Mon 3/910:10 am

CPH

HLN

2 stops18h 15m

United Airlines

Deal found 1/15

$566

Last-minute flights from Helena to Denmark
Discover last-minute flight deals from Helena to Denmark. Data last updated January 16, 2026 and is based on user searches.

Sat 1/172:27 pm

HLN

CPH

2 stops39h 08m

United Airlines

Tue 1/201:10 pm

CPH

HLN

2 stops40h 16m

United Airlines

Deal found 1/13

$2,773

Fri 1/236:15 am

HLN

CPH

2 stops22h 10m

United Airlines

Tue 1/278:55 am

CPH

HLN

2 stops36h 46m

United Airlines

Deal found 1/15

$605

Fly from

Fly to

Route

Depart

Return

Price

HelenaCopenhagen

HLN - CPH

HLNCPH

Helena

Mon 3/2

2:25 pm-6:15 pm

2 stops19h 50m

Kastrup Copenhagen

Mon 3/9

10:10 am-9:25 pm

2 stops18h 15m

$566

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Best time to book a flight from Helena to Denmark

Have a flexible travel schedule? Discover the best time to fly to Denmark from Helena with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Helena to Denmark

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Related info for your journey

What airport do you fly from for flights from Helena to Denmark?
Helena (HLN) is the airport you will fly out of if you book a flight from Helena to Denmark. It is only a 2.7 mi journey to Helena (HLN) from Helena’s city center.
How long is the flight from Helena to Denmark?
United Airlines can get you from Helena to Denmark in just under 19h 50m. Your travel time can differ by up to . The distance between Helena and Denmark is about 4676 mi.
Can I find deals for flights from Helena to Denmark that include hotel bookings?
Yes. In addition to deals on Helena to Denmark flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Helena to Denmark?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to Denmark.
Can I find deals for business class flights from Helena to Denmark?
Yes. Cheapflights offers flight deals from Helena to Denmark by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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$566+ Cheap flights from Helena (HLN) to Denmark

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Helena to Denmark with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Helena to Denmark

Keep the following information in mind while searching for Helena to Denmark flight deals. Data was last updated January 16, 2026.

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Most trusted provider

Round-trip from

Find flight deals from Helena to Denmark

Cheapest flights from Helena to DenmarkExplore the most affordable flight options available from Helena to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2026.

Explore the most affordable flight options available from Helena to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2026.

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Use the filters below to find and compare flights from Helena to Denmark that are best for you.

Best time to book a flight from Helena to Denmark

Have a flexible travel schedule? Discover the best time to fly to Denmark from Helena with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Helena to Denmark

Related info for your journey

Find useful and relevant information for your journey from Helena to Denmark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Helena to Denmark?

How long is the flight from Helena to Denmark?

Can I find deals for flights from Helena to Denmark that include hotel bookings?

How can I find direct flights from Helena to Denmark?

Can I find deals for business class flights from Helena to Denmark?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Helena to Denmark

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Cheapest flights from Helena to Denmark
Explore the most affordable flight options available from Helena to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2026.