HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$444+ Cheap flights from Helsinki (HEL) to Denver (DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — DEN
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Helsinki to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Helsinki-Vantaa to Denver Intl are usually found in February or May, booked 68 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Helsinki to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$780
(Ticket)

One-way from

$444
(Kiwi.com)

Popular in

March

Cheapest in

February

Average price

$807
From Helsinki-Vantaa to Denver Intl
Search Deals
One-way flight from Helsinki-Vantaa to Denver Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Helsinki to Denver

Cheapest flights from Helsinki to Denver
Explore the most affordable flight options available from Helsinki to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Ticket deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/301:55 pmHEL - DEN
1 stop13h 10mIcelandair
Wed 11/123:40 pmDEN - HEL
1 stop12h 15mIcelandair
Deal found 9/15$780
This Ticket deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/233:00 pmHEL - DEN
1 stop12h 55mIcelandair
Thu 11/63:40 pmDEN - HEL
1 stop12h 15mIcelandair
Deal found 9/16$781
This Mytrip deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:15 amHEL - DEN
2 stops16h 40mMultiple Airlines
Thu 11/63:40 pmDEN - HEL
2 stops24h 55mMultiple Airlines
Deal found 9/15$805
This Travelis deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:55 amHEL - DEN
1 stop18h 05mLufthansa
Wed 11/1211:15 amDEN - HEL
2 stops20h 15mLufthansa
Deal found 9/15$810
This Ticket deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:10 amHEL - DEN
2 stops20h 08mAir Canada
Thu 11/61:25 pmDEN - HEL
2 stops20h 25mAir Canada
Deal found 9/16$819
This Gotogate deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:10 amHEL - DEN
1 stop18h 25mLufthansa
Thu 11/64:20 pmDEN - HEL
1 stop17h 30mLufthansa
Deal found 9/17$820
This Icelandair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/71:55 pmHEL - DEN
1 stop13h 10mIcelandair
Tue 11/113:40 pmDEN - HEL
1 stop12h 15mIcelandair
Deal found 9/14$822
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:10 amHEL - DEN
1 stop16h 25mUnited Airlines
Thu 11/64:20 pmDEN - HEL
1 stop17h 30mUnited Airlines
Deal found 9/15$830

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helsinki to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Helsinki to Denver that are best for you.

Fly from

Helsinki

Fly to

Denver

Route

Depart

Return

Price

HelsinkiDenver

HEL - DEN

HELDEN

Helsinki-Vantaa

Thu 10/23

11:15 am-6:55 pm

2 stops16h 40m

Denver Intl

Thu 11/6

3:40 pm-1:35 am

2 stops24h 55m

$805

HelsinkiDenver

HEL - DEN

HELDEN

Helsinki-Vantaa

Thu 10/30

6:55 am-5:00 pm

1 stop18h 05m

Denver Intl

Wed 11/12

11:15 am-4:30 pm

2 stops20h 15m

$810

HelsinkiDenver

HEL - DEN

HELDEN

Helsinki-Vantaa

Thu 10/23

6:10 am-5:18 pm

2 stops20h 08m

Denver Intl

Thu 11/6

1:25 pm-6:50 pm

2 stops20h 25m

$819

HelsinkiDenver

HEL - DEN

HELDEN

Helsinki-Vantaa

Fri 11/7

1:55 pm-6:05 pm

1 stop13h 10m

Denver Intl

Tue 11/11

3:40 pm-12:55 pm

1 stop12h 15m

$822

HelsinkiDenver

HEL - DEN

HELDEN

Helsinki-Vantaa

Thu 10/23

12:40 pm-1:45 pm

1 stop34h 05m

Denver Intl

Thu 11/6

5:45 pm-1:20 am

1 stop22h 35m

$823

HelsinkiDenver

HEL - DEN

HELDEN

Helsinki-Vantaa

Thu 10/23

6:10 am-1:35 pm

1 stop16h 25m

Denver Intl

Thu 11/6

4:20 pm-6:50 pm

1 stop17h 30m

$830

HelsinkiDenver

HEL - DEN

HELDEN

Helsinki-Vantaa

Sat 12/13

9:20 pm-10:03 am

3 stops45h 43m

$444

HelsinkiDenver

HEL - DEN

HELDEN

Helsinki-Vantaa

Tue 12/16

8:40 am-3:26 pm

3 stops39h 46m

$448

HelsinkiDenver

HEL - DEN

HELDEN

Helsinki-Vantaa

Tue 10/7

9:20 pm-11:16 pm

3 stops34h 56m

$463

HelsinkiDenver

HEL - DEN

HELDEN

Helsinki-Vantaa

Sun 10/5

6:00 pm-11:13 pm

2 stops38h 13m

$467

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 16 results
1
2

Best time to book a flight from Helsinki to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Helsinki 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 Helsinki to Denver

How far ahead should I book a flight from Helsinki to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Helsinki to Denver. Price data was last updated on September 12, 2025.

The best time to book flights from Helsinki to Denver is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Helsinki to Denver?

Currently, October is the cheapest month in which you can book a flight from Helsinki to Denver (average of $197). Flying from Helsinki to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HEL to DEN?

Find hourly flight availability from Helsinki to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Helsinki to Denver in the morning. If you’re flexible enough to do this you can expect to save up to 3% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from Helsinki to Denver?

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown Icelandair and Lufthansa from Helsinki to Denver. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
545 reviews

Comfort

6.9

Entertainment

7.0

Food

6.2

Boarding

7.2

Crew

8.0

Overall

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient
Icelandair
7.0
Good
545 reviews
Icelandair
7.0
Good
545 reviews

Comfort

6.9

Entertainment

7.0

Food

6.2

Boarding

7.2

Crew

8.0

Overall

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient
Lufthansa
6.8
Okay
7,409 reviews
Icelandair
7.0
Good
545 reviews

Comfort

6.9

Entertainment

7.0

Food

6.2

Boarding

7.2

Crew

8.0

Overall

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient

Related info for your journey

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

  • How long is the flight from Helsinki to Denver?

    Airlines like Lufthansa, Air Canada, and Icelandair fly from Helsinki to Denver in about 13h 10m. The time it takes to get you to your destination can typically vary by up to 6h 58m. The distance from Helsinki to Denver is about 4949 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Helsinki to Denver round-trip?

    Icelandair, at $597, was found to be the cheapest airline from Helsinki to Denver. An alternate airline flying to your destination would be Lufthansa. Users have found that Icelandair is 30% cheaper than the other options available to this destination.

  • Can I find deals for flights from Helsinki to Denver that include hotel bookings?

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

  • How can I find direct flights from Helsinki to Denver?

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

  • Can I find deals for business class flights from Helsinki to Denver?

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

  • What is the cheapest month to book a flight from Helsinki to Denver?

    Currently, October is the cheapest month in which you can book a flight from Helsinki to Denver (average of $197). Flying from Helsinki to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Black Hawk
Westminster
Golden
Winter Park
Lakewood
Broomfield
Greeley
Lone Tree
Cripple Creek
Thornton
Silverthorne
Manitou Springs
Fort Morgan
Glendale
Wheat Ridge
Brighton
Longmont
Idaho Springs
Parker
Sterling

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Helsinki to Denver

Discover the top 2 airlines that operate flights from Helsinki to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$597Average$927FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$834Average$1,063FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.