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Cheap flights from Helsinki to Oslo Gardermoen Airport from £58

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — OSL
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Helsinki-Vantaa to Oslo Gardermoen are usually found in November or February, booked 78 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Helsinki to Oslo Gardermoen

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to Oslo Gardermoen (OSL). 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 12 September 2025.

Round-trip from

£92

One-way from

£58

Popular in

June

Cheapest in

November

Average price

£115

Good round-trip deal

£185 or less

Good one-way deal

£56 or less
Norwegian
  • Norwegian
  • 26/10-2/11
  • 1 total stop
  • 12h 55m total
  • Helsinki to Oslo
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Finnair
  • Finnair
  • 4/11
  • Nonstop
  • 1h 35m total
  • Helsinki to Oslo
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£14 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Helsinki-Vantaa to Oslo Gardermoen.
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Price to beat on a one-way flight from Helsinki-Vantaa to Oslo Gardermoen.
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Find flight deals from Helsinki to Oslo Gardermoen

Cheapest flights from Helsinki to Oslo Gardermoen
Explore the most affordable flight options available from Helsinki to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Sun 26/1021:20HEL - OSL
1 stop11h 25mMultiple Airlines
Sun 2/1110:05OSL - HEL
Nonstop1h 30mMultiple Airlines
Deal found 11/9£92
Sun 26/1021:20HEL - OSL
1 stop11h 25mairBaltic
Sun 2/1119:50OSL - HEL
1 stop11h 10mairBaltic
Deal found 11/9£96
Thu 30/1011:10HEL - OSL
Nonstop1h 30mFinnair
Sun 2/1105:25OSL - HEL
Nonstop1h 25mFinnair
Deal found 12/9£139
Tue 14/1010:20HEL - OSL
1 stop6h 50mScandinavian Airlines
Sun 19/1006:00OSL - HEL
1 stop3h 35mScandinavian Airlines
Deal found 10/9£153
Thu 30/1014:05HEL - OSL
1 stop5h 10mKLM
Sun 2/1105:30OSL - HEL
1 stop5h 40mKLM
Deal found 10/9£154
Sat 25/1019:40HEL - OSL
Nonstop1h 25mFinnair
Sat 1/1120:50OSL - HEL
Nonstop1h 25mFinnair
Deal found 10/9£162

Cheapflights Fare Finder

 
Customise your flight search to find flights from Helsinki to Oslo Gardermoen 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 858,174 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from Helsinki to Oslo Gardermoen Airport that are best for you.

Fly from

Helsinki

Fly to

Oslo Gardermoen

Route

Depart

Return

Price

HelsinkiOslo

HEL - OSL

HELOSL

Helsinki-Vantaa

Sun 26/10

21:20-07:45

1 stop11h 25m

Oslo Gardermoen

Sun 2/11

10:05-12:35

Nonstop1h 30m

£92

HelsinkiOslo

HEL - OSL

HELOSL

Helsinki-Vantaa

Sun 26/10

21:20-07:45

1 stop11h 25m

Oslo Gardermoen

Sun 2/11

19:50-08:00

1 stop11h 10m

£96

HelsinkiOslo

HEL - OSL

HELOSL

Helsinki-Vantaa

Wed 11/3

05:30-07:45

1 stop3h 15m

Oslo Gardermoen

Wed 18/3

08:30-14:50

1 stop5h 20m

£98

HelsinkiOslo

HEL - OSL

HELOSL

Helsinki-Vantaa

Sun 11/1

05:30-13:30

1 stop9h 00m

Oslo Gardermoen

Tue 13/1

19:50-00:30

1 stop3h 40m

£98

HelsinkiOslo

HEL - OSL

HELOSL

Helsinki-Vantaa

Sun 11/1

05:30-13:30

1 stop9h 00m

Oslo Gardermoen

Sun 11/1

19:50-00:30

1 stop3h 40m

£98

HelsinkiOslo

HEL - OSL

HELOSL

Helsinki-Vantaa

Thu 30/10

11:10-11:40

Nonstop1h 30m

Oslo Gardermoen

Sun 2/11

05:25-07:50

Nonstop1h 25m

£139

HelsinkiOslo

HEL - OSL

HELOSL

Helsinki-Vantaa

Tue 14/10

10:20-16:10

1 stop6h 50m

Oslo Gardermoen

Sun 19/10

06:00-10:35

1 stop3h 35m

£153

HelsinkiOslo

HEL - OSL

HELOSL

Helsinki-Vantaa

Tue 4/11

23:20-23:55

Nonstop1h 35m

£58

HelsinkiOslo

HEL - OSL

HELOSL

Helsinki-Vantaa

Wed 26/11

23:20-23:55

Nonstop1h 35m

£63

HelsinkiOslo

HEL - OSL

HELOSL

Helsinki-Vantaa

Sat 13/12

23:20-23:55

Nonstop1h 35m

£73

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 18 results
1
2

Best time to book a flight from Helsinki to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Helsinki with our price prediction graph.
Estimated return 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 Oslo Gardermoen Airport

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

Use this chart to determine the optimal time to book a return flight from Helsinki to Oslo Gardermoen. Price data was last updated on 29 August 2025.

To ensure you get the cheapest price possible for a flight from Helsinki to Oslo Gardermoen Airport, you should look to book at least 78 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 Helsinki to Oslo Gardermoen Airport?

Currently, May is the cheapest month in which you can book a flight from Helsinki to Oslo Gardermoen Airport (average of £103). Flying from Helsinki to Oslo Gardermoen Airport in July is currently the most expensive (average of £187). 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 OSL?

Find hourly flight availability from Helsinki to Oslo Gardermoen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 September 2025.

A simple way to save on the total cost of your ticket is to fly from Helsinki to Oslo Gardermoen Airport at midday. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the morning.

How much does it cost for a return flight from Helsinki to Oslo Gardermoen Airport?

Reviews of airlines servicing Oslo Gardermoen

Get insights into the airlines that provide service to Oslo Gardermoen. 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 Oslo Gardermoen. Reviews last updated 12 September 2025.
Get a feel of what it's like to fly with Norwegian and Finnair from Helsinki to Oslo Gardermoen Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Norwegian
7.8
Good
233 reviews
Check prices

Crew

8.1

Overall

7.8

Entertainment

6.0

Food

6.6

Comfort

7.6

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
233 reviews
Norwegian
7.8
Good
233 reviews
Check prices

Crew

8.1

Overall

7.8

Entertainment

6.0

Food

6.6

Comfort

7.6

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
1,323 reviews
Norwegian
7.8
Good
233 reviews
Check prices

Crew

8.1

Overall

7.8

Entertainment

6.0

Food

6.6

Comfort

7.6

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 Helsinki to Oslo Gardermoen. 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 Helsinki to Oslo Gardermoen?

    Helsinki-Vantaa (HEL), located 10.6 mi from the city center, is the airport you fly out of when you book flights from Helsinki to Oslo Gardermoen. 2 airlines have flights from Helsinki-Vantaa to Oslo Gardermoen on a regular basis. Booking flights from Helsinki-Vantaa to Oslo Gardermoen should not be difficult; the airport handles an average of 14 outbound flights to Oslo Gardermoen per day.

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

    A quick flight from Helsinki to Oslo Gardermoen Airport can take about 11h 25m. airBaltic provides one of the quickest options available for as low as £96. The distance from Helsinki to Oslo Gardermoen Airport is about 474 mi.

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

    Cheapflights users have booked flights from Helsinki to Oslo Gardermoen Airport round-trip from £76. Another airline that can offer you cheap pricing is Finnair. You may be able to fly from Helsinki to Oslo Gardermoen Airport for 39% less than the average price by searching for these airlines.

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

    The top 3 most reliable airlines when flying from Helsinki to Oslo Gardermoen Airport are Icelandair (97%), Norwegian Air Sweden (86%) and Qatar Airways (67%).

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

    On average you can expect to pay £148 for a flight from Helsinki to Oslo Gardermoen Airport. The cheapest flight overall is £45 while the most popular route, (Helsinki-Vantaa - Oslo Gardermoen) is currently priced at £117.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Helsinki to Oslo Gardermoen Airport (average of £103). Flying from Helsinki to Oslo Gardermoen Airport in July is currently the most expensive (average of £187). 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

Travelling to a place near Oslo Gardermoen Airport?

Book flights to Oslo Gardermoen Airport if you plan to visit one of these locations
Lillehammer
Drammen
Fredrikstad
Gardermoen

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Helsinki to Oslo Gardermoen

Discover the top 2 airlines that operate flights from Helsinki to Oslo Gardermoen. 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 858,174 searches. Data last updated 12 September 2025.
AirlineCheapestAverageFlexibilityOn-time
NorwegianCheapest£76Average£102FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
FinnairCheapest£123Average£185FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Helsinki to Oslo Gardermoen?

Cheapflights helps you search for flights from Helsinki to Oslo Gardermoen via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Helsinki to Oslo Gardermoen?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Helsinki to Oslo Gardermoen for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Helsinki to Oslo Gardermoen with no change fees?

Yes, we can. To see specific flights from Helsinki to Oslo Gardermoen with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Helsinki to Oslo Gardermoen become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Oslo Gardermoen from Helsinki today and book when prices fit your budget.

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