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$384+ Cheap flights from Colorado to Helsinki (HEL)

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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — HEL
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Colorado to Helsinki

Keep the following information in mind while searching for Colorado to Helsinki flight deals. Data was last updated April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$556
(Finnair)

One-way from

$384
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$541
Provider with most accurate pricing for Denver Intl-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Helsinki-Vantaa flights.
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From Colorado to Helsinki-Vantaa
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One-way flight from Colorado to Helsinki-Vantaa
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Highest demand for flights based on searches. 25% potential increase in price ($210 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Colorado to Helsinki

Cheapest flights from Colorado to Helsinki
Explore the most affordable flight options available from Colorado to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This oojo deal was found by Cheapflights users on 4/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/193:40 pmDEN - HEL
1 stop12h 20mIcelandair
Fri 11/282:00 pmHEL - DEN
1 stop13h 05mIcelandair
Deal found 4/29$435
This Finnair deal was found by Cheapflights users on 4/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:15 amDEN - HEL
1 stop19h 30mMultiple Airlines
Sun 11/912:30 pmHEL - DEN
1 stop20h 07mMultiple Airlines
Deal found 4/29$481
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/311:15 amDEN - HEL
2 stops22h 25mAir Canada
Sun 11/97:00 amHEL - DEN
2 stops42h 38mAir Canada
Deal found 4/29$547
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 11/1911:15 amDEN - HEL
2 stops20h 35mUnited Airlines
Fri 11/286:50 amHEL - DEN
1 stop16h 50mUnited Airlines
Deal found 4/29$555
This Finnair deal was found by Cheapflights users on 4/28. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2312:53 pmDEN - HEL
1 stop12h 52mFinnair
Tue 9/3012:35 pmHEL - DEN
1 stop14h 04mFinnair
Deal found 4/28$556
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/112:01 pmDEN - HEL
2 stops19h 39mDelta
Wed 5/147:00 amHEL - DEN
2 stops21h 58mDelta
Deal found 4/28$564
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/211:15 amDEN - HEL
2 stops16h 45mKLM
Sun 5/41:55 pmHEL - DEN
2 stops17h 31mKLM
Deal found 4/28$569
This FlightHub deal was found by Cheapflights users on 4/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/104:15 pmDEN - HEL
1 stop17h 40mLufthansa
Sun 8/176:00 amHEL - DEN
1 stop16h 45mLufthansa
Deal found 4/28$585
This oojo deal was found by Cheapflights users on 4/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/66:35 pmDEN - HEL
2 stops30h 30mBritish Airways
Sun 9/219:05 pmHEL - DEN
2 stops29h 34mBritish Airways
Deal found 4/28$618
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2612:16 pmDEN - HEL
1 stop17h 44mAmerican Airlines
Sat 6/214:00 pmHEL - DEN
1 stop16h 09mAmerican Airlines
Deal found 4/28$741
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/257:50 pmDEN - HEL
1 stop37h 50mTurkish Airlines
Wed 8/612:35 pmHEL - DEN
1 stop38h 20mTurkish Airlines
Deal found 4/29$945
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1110:57 amCOS - HEL
2 stops20h 43mDelta
Mon 6/166:40 amHEL - COS
2 stops23h 17mDelta
Deal found 4/29$1,008

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado to Helsinki 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 April 30, 2025.
Use the filters below to find and compare flights from Colorado to Helsinki that are best for you.

Fly from

Colorado

Fly to

Helsinki

Route

Depart

Return

Price

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 9/23

12:53 pm-10:45 am

1 stop12h 52m

Helsinki-Vantaa

Tue 9/30

12:35 pm-5:39 pm

1 stop14h 04m

$556

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 9/23

6:35 pm-10:55 pm

2 stops19h 20m

Helsinki-Vantaa

Tue 9/30

12:35 pm-5:39 pm

1 stop14h 04m

$559

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 9/23

6:30 am-12:50 pm

2 stops21h 20m

Helsinki-Vantaa

Tue 9/30

7:10 am-6:22 pm

2 stops20h 12m

$570

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 5/12

5:59 pm-12:25 am

1 stop21h 26m

Helsinki-Vantaa

Mon 5/26

6:10 am-10:27 am

2 stops37h 17m

$579

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sun 8/10

4:15 pm-6:55 pm

1 stop17h 40m

Helsinki-Vantaa

Sun 8/17

6:00 am-1:45 pm

1 stop16h 45m

$585

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sat 8/2

5:59 pm-12:25 am

1 stop21h 26m

Helsinki-Vantaa

Sun 8/17

6:00 am-1:45 pm

1 stop16h 45m

$590

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 5/12

7:45 am-6:55 pm

2 stops26h 10m

Helsinki-Vantaa

Mon 5/26

6:10 am-10:27 am

2 stops37h 17m

$622

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Sun 7/20

8:10 pm-2:00 pm

1 stop32h 50m

Helsinki-Vantaa

Thu 8/7

3:00 pm-6:55 pm

1 stop12h 55m

$683

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Mon 5/26

12:16 pm-3:00 pm

1 stop17h 44m

Helsinki-Vantaa

Sat 6/21

4:00 pm-11:09 pm

1 stop16h 09m

$741

DenverHelsinki

DEN - HEL

DENHEL

Denver Intl

Tue 7/15

4:10 pm-5:40 pm

2 stops16h 30m

Helsinki-Vantaa

Sat 8/9

7:00 am-5:17 pm

2 stops19h 17m

$852

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 26 results
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Best time to book a flight from Colorado to Helsinki

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

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

Currently, November is the cheapest month in which you can book a flight from Colorado to Helsinki (average of $444). Flying from Colorado to Helsinki in June is currently the most expensive (average of $1,085). 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 CO to HEL?

Find hourly flight availability from Colorado to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

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

Rainfall in Helsinki by month

Plan your trip to Helsinki by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Helsinki ranges from 1.2 - 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 Helsinki when rainfall is around 1.2 in.

Temperature in Helsinki by month

Plan your trip to Helsinki by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Helsinki, 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 February, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Helsinki

Get insights into the airlines that provide service to Helsinki. 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 Helsinki. Reviews last updated April 30, 2025.
Read through reviews of airlines operating flights from Colorado to Helsinki, such as Delta, KLM and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Turkish Airlines
7.3
Good
3,788 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Helsinki. 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 into for flights to Helsinki from Colorado?

    Most people fly into Helsinki-Vantaa (HEL) if they book a flight to Helsinki from Colorado. Helsinki-Vantaa is conveniently located just 10.6 mi from Helsinki’s city center.

  • What are the cheapest airlines to fly from Colorado to Helsinki one-way?

    To fly one-way, consider booking your trip with Turkish Airlines, which is currently one of the cheapest options available, starting at $395. Air Canada flights start at $430 while deals on United Airlines start at $434 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado to Helsinki 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 Colorado to Helsinki?

    Currently, November is the cheapest month in which you can book a flight from Colorado to Helsinki (average of $444). Flying from Colorado to Helsinki in June is currently the most expensive (average of $1,085). 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 Colorado?

Book flights to Colorado if you plan to visit one of these locations
Vantaa
Lahti

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Top 8 airlines flying from Colorado to Helsinki

Discover the top 8 airlines that operate flights from Colorado to Helsinki. 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$351Average$472FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$425Average$672FlexibilityNo cancel feeOn-time70%
FinnairCheapest$456Average$667FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$458Average$953FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$476Average$552FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$484Average$630FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$488Average$654FlexibilityNo cancel feeOn-time76%
DeltaCheapest$507Average$651FlexibilityNo cancel feeOn-timeN/A

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