$328+ Cheap flights from Denver (DEN) 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — HEL
May 29 — Jun 51
Round-trip
1 adult, Economy
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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
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Cheapest flights from Denver to HelsinkiExplore the most affordable flight options available from Denver to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.
Explore the most affordable flight options available from Denver to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.
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.
Thu 11/53:40 pm
DEN
- HEL
1 stop12h 15m
Icelandair
Thu 11/121:55 pm
HEL
- DEN
1 stop13h 10m
Icelandair
Deal found 4/28![Icelandair logo]()
$566
This Icelandair 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:40 pm
DEN
- HEL
1 stop12h 15m
Icelandair
Thu 11/121:55 pm
HEL
- DEN
1 stop13h 10m
Icelandair
Deal found 4/28![Icelandair logo]()
$593
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:40 pm
DEN
- HEL
1 stop12h 15m
Icelandair
Tue 12/11:55 pm
HEL
- DEN
1 stop13h 10m
Icelandair
Deal found 4/29![Icelandair logo]()
$607
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:40 pm
DEN
- HEL
1 stop12h 15m
Icelandair
Tue 11/171:55 pm
HEL
- DEN
1 stop13h 10m
Icelandair
Deal found 4/29![Icelandair logo]()
$610
This Gotogate deal was found by Cheapflights users on 4/25. 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 10/14:40 pm
DEN
- HEL
1 stop12h 20m
Icelandair
Thu 10/291:55 pm
HEL
- DEN
1 stop13h 10m
Icelandair
Deal found 4/25![Icelandair logo]()
$660
This Gotogate deal was found by Cheapflights users on 4/25. 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 9/174:40 pm
DEN
- HEL
1 stop12h 20m
Icelandair
Tue 9/227:10 am
HEL
- DEN
1 stop20h 50m
Icelandair
Deal found 4/25![Icelandair logo]()
$679
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:05 am
DEN
- HEL
2 stops25h 45m
Multiple Airlines
Tue 11/176:55 am
HEL
- DEN
1 stop18h 05m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$683
This Gotogate deal was found by Cheapflights users on 4/25. 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 9/174:15 pm
DEN
- HEL
1 stop17h 40m
Multiple Airlines
Tue 9/227:05 am
HEL
- DEN
2 stops25h 03m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$684
This Cheapflightsfares deal was found by Cheapflights users on 4/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:21 pm
DEN
- HEL
1 stop13h 49m
Finnair
Mon 11/1612:30 pm
HEL
- DEN
1 stop16h 43m
Finnair
Deal found 4/27![Finnair logo]()
$685
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1812:27 pm
DEN
- HEL
2 stops17h 48m
American Airlines
Tue 12/11:25 pm
HEL
- DEN
1 stop17h 23m
American Airlines
Deal found 4/29![American Airlines logo]()
$701
This FlightHub deal was found by Cheapflights users on 4/25. 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.
Thu 11/54:20 pm
DEN
- HEL
1 stop17h 30m
Lufthansa
Thu 11/126:55 am
HEL
- DEN
1 stop18h 05m
Lufthansa
Deal found 4/25![Lufthansa logo]()
$703
Best flights from Denver to HelsinkiDiscover carefully curated flight deals from Denver to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.
Discover carefully curated flight deals from Denver to Helsinki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.
This United Airlines deal was found by Cheapflights users on 4/27. 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 8/276:00 am
DEN
- HEL
2 stops27h 55m
United Airlines
Thu 9/106:35 am
HEL
- DEN
1 stop18h 05m
United Airlines
Deal found 4/27![United Airlines logo]()
$740
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.
Sun 8/912:11 pm
DEN
- HEL
2 stops18h 09m
Delta
Mon 8/171:55 pm
HEL
- DEN
2 stops18h 50m
Delta
Deal found 4/29![Delta logo]()
$794
This KLM deal was found by Cheapflights users on 4/25. 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.
Thu 5/2810:27 am
DEN
- HEL
2 stops17h 38m
Multiple Airlines
Mon 6/15:40 pm
HEL
- DEN
1 stop31h 00m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$903
This Scandinavian 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:30 am
DEN
- HEL
3 stops23h 10m
Scandinavian Airlines
Thu 9/107:15 am
HEL
- DEN
3 stops24h 43m
Scandinavian Airlines
Deal found 4/29![Scandinavian Airlines logo]()
$1,285
This United Airlines deal was found by Cheapflights users on 4/26. 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.
Sun 7/123:55 pm
DEN
- HEL
1 stop23h 35m
United Airlines
Sat 7/256:45 am
HEL
- DEN
2 stops26h 45m
United Airlines
Deal found 4/26![United Airlines logo]()
$969
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/165:35 pm
DEN
- HEL
2 stops21h 45m
United Airlines
Tue 6/307:05 am
HEL
- DEN
2 stops26h 25m
United Airlines
Deal found 4/28![United Airlines logo]()
$1,152
This Scandinavian Airlines deal was found by Cheapflights users on 4/26. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:30 am
DEN
- HEL
3 stops28h 55m
Scandinavian Airlines
Fri 8/287:15 am
HEL
- DEN
3 stops24h 34m
Scandinavian Airlines
Deal found 4/26![Scandinavian Airlines logo]()
$1,299
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/18:35 pm
DEN
- HEL
2 stops19h 05m
United Airlines
Tue 7/147:05 am
HEL
- DEN
2 stops38h 13m
United Airlines
Deal found 4/28![United Airlines logo]()
$1,158
This Scandinavian Airlines deal was found by Cheapflights users on 4/25. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/101:35 pm
DEN
- HEL
3 stops22h 00m
Scandinavian Airlines
Thu 8/207:15 am
HEL
- DEN
3 stops23h 59m
Scandinavian Airlines
Deal found 4/25![Scandinavian Airlines logo]()
$1,372
This Scandinavian Airlines deal was found by Cheapflights users on 4/26. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:15 pm
DEN
- HEL
2 stops22h 10m
Scandinavian Airlines
Mon 6/17:15 am
HEL
- DEN
3 stops24h 24m
Scandinavian Airlines
Deal found 4/26![Scandinavian Airlines logo]()
$1,427
Last-minute flights from Denver to HelsinkiDiscover last-minute flight deals from Denver to Helsinki. Data last updated April 29, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Helsinki. Data last updated April 29, 2026 and is based on user searches.
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.
Tue 5/124:05 pm
DEN
- HEL
1 stop17h 50m
Lufthansa
Mon 5/256:00 am
HEL
- DEN
1 stop17h 20m
Lufthansa
Deal found 4/28![Lufthansa logo]()
$734
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/124:05 pm
DEN
- HEL
1 stop17h 50m
Multiple Airlines
Mon 5/256:55 am
HEL
- DEN
2 stops34h 35m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$736
This Justfly.com deal was found by Cheapflights users on 4/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:25 am
DEN
- HEL
2 stops22h 30m
Air Canada
Mon 5/256:55 am
HEL
- DEN
2 stops34h 35m
Air Canada
Deal found 4/27![Air Canada logo]()
$739
This Delta deal was found by Cheapflights users on 4/24. 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.
Tue 5/1210:48 am
DEN
- HEL
2 stops20h 52m
Delta
Mon 5/257:00 am
HEL
- DEN
2 stops19h 14m
Delta
Deal found 4/24![Delta logo]()
$747
This Cheapflightsfares deal was found by Cheapflights users on 4/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:59 pm
DEN
- HEL
2 stops21h 31m
Lufthansa
Mon 5/256:00 am
HEL
- DEN
1 stop17h 20m
Lufthansa
Deal found 4/24![Lufthansa logo]()
$810
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 5/286:00 am
DEN
- HEL
2 stops22h 05m
Delta
Mon 6/17:15 am
HEL
- DEN
2 stops24h 25m
Delta
Deal found 4/28![Delta logo]()
$780
This oojo deal was found by Cheapflights users on 4/26. 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.
Thu 5/288:00 am
DEN
- HEL
2 stops25h 55m
Lufthansa
Mon 6/112:50 pm
HEL
- DEN
2 stops20h 40m
Lufthansa
Deal found 4/26![Lufthansa logo]()
$806
One-way flights from Denver to HelsinkiSearch for one-way flight options from Denver to Helsinki. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
Search for one-way flight options from Denver to Helsinki. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
This oojo deal was found by Cheapflights users on 4/25. 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.
Mon 8/104:40 pm
DEN
- HEL
1 stop12h 20m
Icelandair
Deal found 4/25![Icelandair logo]()
$328
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.
Wed 7/154:40 pm
DEN
- HEL
1 stop12h 20m
Icelandair
Deal found 4/28![Icelandair logo]()
$330
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.
Tue 7/148:10 pm
DEN
- HEL
1 stop32h 50m
Icelandair
Deal found 4/28![Icelandair logo]()
$332
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/128:10 pm
DEN
- HEL
1 stop17h 20m
Icelandair
Deal found 4/28![Icelandair logo]()
$340
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.
Mon 7/134:40 pm
DEN
- HEL
1 stop12h 20m
Icelandair
Deal found 4/28![Icelandair logo]()
$355
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:16 am
DEN
- HEL
1 stop16h 29m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$393
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.
Mon 8/106:40 pm
DEN
- HEL
2 stops31h 40m
British Airways
Deal found 4/28![British Airways logo]()
$399
This United Airlines deal was found by Cheapflights users on 4/25. 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.
Mon 8/1010:02 am
DEN
- HEL
2 stops29h 28m
United Airlines
Deal found 4/25![United Airlines logo]()
$414
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/168:10 pm
DEN
- HEL
1 stop32h 50m
Icelandair
Deal found 4/28![Icelandair logo]()
$429
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/138:10 pm
DEN
- HEL
3 stops19h 30m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$463
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/154:40 pm
DEN
- HEL
3 stops19h 00m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$471
Find flight deals from Denver to Helsinki
Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Helsinki (HEL). 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 April 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $660 (Gotogate) |
One-way from | $328 (oojo) |
Popular in | July |
Cheapest in | April |
Average price | $460 |
Cheapflights Fare Finder
Customize your flight search to find flights from Denver 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 29, 2026.
Use the filters below to find and compare flights from Denver to Helsinki that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverHelsinki
DEN - HEL
DENHEL
Denver Intl
Thu 8/27
6:00 am-6:55 pm
2 stops27h 55m
Helsinki-Vantaa
Thu 9/10
6:35 am-3:40 pm
1 stop18h 05m
$740
Quickest round-trip
DenverHelsinki
DEN - HEL
DENHEL
Denver Intl
Sun 8/9
12:11 pm-3:20 pm
2 stops18h 09m
Helsinki-Vantaa
Mon 8/17
1:55 pm-11:45 pm
2 stops18h 50m
$794
DenverHelsinki
DEN - HEL
DENHEL
Denver Intl
Thu 5/28
10:27 am-1:05 pm
2 stops17h 38m
Helsinki-Vantaa
Mon 6/1
5:40 pm-3:40 pm
1 stop31h 00m
$903
DenverHelsinki
DEN - HEL
DENHEL
Denver Intl
Sun 7/12
3:55 pm-12:30 am
1 stop23h 35m
Helsinki-Vantaa
Sat 7/25
6:45 am-12:30 am
2 stops26h 45m
$969
DenverHelsinki
DEN - HEL
DENHEL
Denver Intl
Tue 6/16
5:35 pm-12:20 am
2 stops21h 45m
Helsinki-Vantaa
Tue 6/30
7:05 am-12:30 am
2 stops26h 25m
$1,152
DenverHelsinki
DEN - HEL
DENHEL
Denver Intl
Wed 7/1
8:35 pm-12:40 am
2 stops19h 05m
Helsinki-Vantaa
Tue 7/14
7:05 am-12:18 pm
2 stops38h 13m
$1,158
DenverHelsinki
DEN - HEL
DENHEL
Denver Intl
Fri 8/28
6:30 am-2:40 pm
3 stops23h 10m
Helsinki-Vantaa
Thu 9/10
7:15 am-10:58 pm
3 stops24h 43m
$1,285
DenverHelsinki
DEN - HEL
DENHEL
Denver Intl
Thu 8/13
6:30 am-8:25 pm
3 stops28h 55m
Helsinki-Vantaa
Fri 8/28
7:15 am-10:49 pm
3 stops24h 34m
$1,299
DenverHelsinki
DEN - HEL
DENHEL
Denver Intl
Mon 8/10
1:35 pm-8:35 pm
3 stops22h 00m
Helsinki-Vantaa
Thu 8/20
7:15 am-10:14 pm
3 stops23h 59m
$1,372
DenverHelsinki
DEN - HEL
DENHEL
Denver Intl
Thu 5/28
1:15 pm-8:25 pm
2 stops22h 10m
Helsinki-Vantaa
Mon 6/1
7:15 am-10:39 pm
3 stops24h 24m
$1,427
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Denver to Helsinki
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Helsinki in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Denver-Helsinki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Helsinki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Helsinki flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Denver-Helsinki flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Helsinki flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Denver to Helsinki
Have a flexible travel schedule? Discover the best time to fly to Helsinki from Denver with our price prediction graph.
DEN-HEL
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 Denver to Helsinki
How far ahead should I book a flight from Denver to Helsinki?
The best time to book flights from Denver to Helsinki is 41 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 Denver to Helsinki?
Currently, April is the cheapest month in which you can book a flight from Denver to Helsinki (average of $460). Flying from Denver to Helsinki in July is currently the most expensive (average of $1,032). 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.
How much does it cost to fly round-trip from Denver to Helsinki?
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 29, 2026.
See what other customers who have flown with Finnair,United Airlines, andAmerican Airlines from Denver to Helsinki have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.9
Comfort
7.4
Food
6.7
Boarding
7.7
Overall
7.6
Crew
8.2
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
HEL - KAO
Entertainment
6.9
Comfort
7.4
Food
6.7
Boarding
7.7
Overall
7.6
Crew
8.2
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
HEL - KAO
Entertainment
6.9
Comfort
7.4
Food
6.7
Boarding
7.7
Overall
7.6
Crew
8.2
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
HEL - KAO
Entertainment
6.9
Comfort
7.4
Food
6.7
Boarding
7.7
Overall
7.6
Crew
8.2
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
HEL - KAO
Entertainment
6.9
Comfort
7.4
Food
6.7
Boarding
7.7
Overall
7.6
Crew
8.2
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
HEL - KAO
Entertainment
6.9
Comfort
7.4
Food
6.7
Boarding
7.7
Overall
7.6
Crew
8.2
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
HEL - KAO
Related info for your journey
Find useful and relevant information for your journey from Denver to Helsinki. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Helsinki?
Book flights to Helsinki if you plan to visit one of these locationsVantaa
Lahti
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Search flights from Denver to Helsinki by cabin class
Find flights from Denver to Helsinki, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Helsinki
Explore flights to Helsinki departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 29, 2026.
Denver and Helsinki flights
Browse other Denver and Helsinki flight options. Last updated on April 29, 2026.
Other flights from Denver
Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on April 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Denver to Helsinki
Discover the top 5 airlines that operate flights from Denver 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 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$391 | Average$650 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$442 | Average$630 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$481 | Average$767 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$507 | Average$792 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$509 | Average$1,071 | FlexibilityNo cancel fee | On-time76% |