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$71+ Cheap flights from Oslo Gardermoen (OSL) 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 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — HEL
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheapflights Tip: The best prices from Oslo Gardermoen to Helsinki-Vantaa are usually found in February or January, booked 77 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Find flight deals from Oslo Gardermoen to Helsinki

Cheapest flights from Oslo Gardermoen to Helsinki
Explore the most affordable flight options available from Oslo Gardermoen to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Norwegian deal was found by Cheapflights users on 10/26. 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 Norwegian is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/210:05 amOSL - HEL
Nonstop1h 30mNorwegian
Mon 11/32:10 pmHEL - OSL
Nonstop1h 35mNorwegian
Deal found 10/26$142
This Trip.com deal was found by Cheapflights users on 10/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/96:25 amOSL - HEL
Nonstop1h 25mMultiple Airlines
Tue 12/169:20 pmHEL - OSL
1 stop11h 25mMultiple Airlines
Deal found 10/25$143
This Finnair deal was found by Cheapflights users on 10/25. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:25 amOSL - HEL
Nonstop1h 25mFinnair
Mon 11/2411:25 amHEL - OSL
Nonstop1h 30mFinnair
Deal found 10/25$154
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/96:25 amOSL - HEL
Nonstop1h 25mFinnair
Tue 12/1611:20 pmHEL - OSL
Nonstop1h 35mFinnair
Deal found 10/25$155
This Mytrip deal was found by Cheapflights users on 10/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/228:50 pmOSL - HEL
Nonstop1h 25mMultiple Airlines
Sat 11/295:30 amHEL - OSL
1 stop3h 15mMultiple Airlines
Deal found 10/25$193
This Booking.com deal was found by Cheapflights users on 10/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:25 amOSL - HEL
Nonstop1h 25mMultiple Airlines
Sun 11/92:25 pmHEL - OSL
1 stop7h 55mMultiple Airlines
Deal found 10/26$217

Cheap flight deals from Oslo Gardermoen to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Oslo Gardermoen (OSL) 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 October 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$143
(Trip.com)

One-way from

$71
(Norwegian)

Popular in

July

Cheapest in

February

Average price

$196

Good round-trip deal

$551 or less

Good one-way deal

$164 or less
Provider with most accurate pricing for Oslo Gardermoen-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for Oslo Gardermoen-Helsinki-Vantaa flights.
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From Oslo Gardermoen to Helsinki-Vantaa
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One-way flight from Oslo Gardermoen to Helsinki-Vantaa
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Oslo Gardermoen to Helsinki-Vantaa.
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Price to beat on a one-way flight from Oslo Gardermoen to Helsinki-Vantaa.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Oslo Gardermoen 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 October 27, 2025.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Helsinki that are best for you.

Fly from

Oslo Gardermoen

Fly to

Helsinki

Route

Depart

Return

Price

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Tue 12/9

6:25 am-8:50 am

Nonstop1h 25m

Helsinki-Vantaa

Tue 12/16

9:20 pm-7:45 am

1 stop11h 25m

$143

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Tue 12/9

6:25 am-8:50 am

Nonstop1h 25m

Helsinki-Vantaa

Tue 12/16

11:20 pm-11:55 pm

Nonstop1h 35m

$155

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Tue 1/20

6:25 am-8:50 am

Nonstop1h 25m

Helsinki-Vantaa

Fri 1/23

6:50 am-7:30 am

Nonstop1h 40m

$165

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Mon 4/6

11:00 am-1:25 pm

Nonstop1h 25m

Helsinki-Vantaa

Thu 4/9

1:55 pm-2:25 pm

Nonstop1h 30m

$167

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Tue 1/20

7:10 am-3:25 pm

1 stop7h 15m

Helsinki-Vantaa

Fri 1/23

11:20 am-4:40 pm

1 stop6h 20m

$196

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Mon 4/6

8:15 am-8:20 am

1 stop23h 05m

Helsinki-Vantaa

Thu 4/9

9:20 pm-7:15 pm

1 stop22h 55m

$213

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Sun 11/30

10:05 am-12:35 pm

Nonstop1h 30m

$71

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Wed 1/14

6:25 am-8:50 am

Nonstop1h 25m

$77

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Fri 1/16

6:25 am-8:50 am

Nonstop1h 25m

$77

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Tue 11/25

8:30 am-8:40 pm

1 stop11h 10m

$80

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 15 results
1
2

Compare providers for flights from Oslo Gardermoen 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 Oslo Gardermoen to Helsinki in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Oslo Gardermoen Airport-Helsinki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oslo Gardermoen Airport-Helsinki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oslo Gardermoen Airport-Helsinki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oslo Gardermoen Airport-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 Oslo Gardermoen Airport-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 Oslo Gardermoen to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Oslo Gardermoen 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 Oslo Gardermoen Airport to Helsinki

How far ahead should I book a flight from Oslo Gardermoen Airport to Helsinki?

Use this chart to determine the optimal time to book a round-trip flight from Oslo Gardermoen to Helsinki. Price data was last updated on October 24, 2025.

To ensure you get the cheapest price possible for a flight from Oslo Gardermoen Airport to Helsinki, you should look to book at least 77 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Oslo Gardermoen Airport to Helsinki?

Currently, October is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Helsinki (average of $82). Flying from Oslo Gardermoen Airport to Helsinki in December is currently the most expensive (average of $118). 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 OSL to HEL?

Find hourly flight availability from Oslo Gardermoen 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 October 27, 2025.

When flying from Oslo Gardermoen Airport to Helsinki, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 16% versus a flight at noon.

What is the cheapest day to fly from Oslo Gardermoen Airport to Helsinki?

Use this chart to determine the cheapest time to fly round-trip from Oslo Gardermoen to Helsinki. Price data was last updated on October 26, 2025.

Travelers seeking maximum savings on their Oslo Gardermoen Airport to Helsinki flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Oslo Gardermoen Airport 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 October 27, 2025.
See what other customers who have flown with Norwegian and Finnair from Oslo Gardermoen Airport 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.
Norwegian
7.8
Good
236 reviews

Food

6.6

Comfort

7.6

Crew

8.2

Entertainment

6.0

Overall

7.8

Boarding

7.7

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight
Norwegian
7.8
Good
236 reviews
Norwegian
7.8
Good
236 reviews

Food

6.6

Comfort

7.6

Crew

8.2

Entertainment

6.0

Overall

7.8

Boarding

7.7

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight
Finnair
7.6
Good
1,333 reviews
Norwegian
7.8
Good
236 reviews

Food

6.6

Comfort

7.6

Crew

8.2

Entertainment

6.0

Overall

7.8

Boarding

7.7

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight

Related info for your journey

Find useful and relevant information for your journey from Oslo Gardermoen 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 Oslo Gardermoen?

    Most people fly into Helsinki-Vantaa (HEL) if they book a flight to Helsinki from Oslo Gardermoen. On average, Helsinki-Vantaa has 6 inbound flights from Oslo Gardermoen per day from 2 airlines. Helsinki-Vantaa is conveniently located just 10.6 mi from Helsinki’s city center.

  • How long is the flight from Oslo Gardermoen Airport to Helsinki?

    Airlines like Finnair and Norwegian fly from Oslo Gardermoen Airport to Helsinki in about 1h 25m. The time it takes to get you to your destination is usually consistent. The distance between Oslo Gardermoen Airport and Helsinki is about 474 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Oslo Gardermoen Airport to Helsinki round-trip?

    Currently priced at $82, Norwegian will fly you from Oslo Gardermoen Airport to Helsinki and back. In addition to Norwegian, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Finnair for as low as $143. Norwegian is 56% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Oslo Gardermoen Airport to Helsinki?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Oslo Gardermoen Airport to Helsinki on time: Norwegian (100%), Jettime (88%), Norwegian (87%).

  • What are the cheapest flights from Oslo Gardermoen Airport to Helsinki?

    Looking for the cheapest flight from Oslo Gardermoen Airport to Helsinki? While on average our users pay $1,193, our data indicates the cheapest price to be $80. The most popular route (Oslo Gardermoen - Helsinki-Vantaa), is priced around $230.

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

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

  • How can I find direct flights from Oslo Gardermoen to Helsinki?

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

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

    Yes. Cheapflights offers flight deals from Oslo Gardermoen 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 Oslo Gardermoen Airport to Helsinki?

    Currently, October is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Helsinki (average of $82). Flying from Oslo Gardermoen Airport to Helsinki in December is currently the most expensive (average of $118). 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 Helsinki?

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

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Top 2 airlines flying from Oslo Gardermoen to Helsinki

Discover the top 2 airlines that operate flights from Oslo Gardermoen 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 October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
NorwegianCheapest$82Average$210FlexibilityNo cancel feeOn-time74%
FinnairCheapest$143Average$264FlexibilityNo cancel feeOn-time76%

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