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Cheap flights from Oslo Gardermoen Airport to Helsinki from £53

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 29/12. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — HEL
12 10월 — 19 10월1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Oslo Gardermoen to Helsinki-Vantaa are usually found in January or February, booked 70 days in advance, depart on a Thursday or Monday and return on a Friday

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 12 9월 2025.

Round-trip from

£100

One-way from

£53

Popular in

July

Cheapest in

January

Average price

£119

Good round-trip deal

£134 or less

Good one-way deal

£82 or less
airBaltic
  • airBaltic
  • 3/3-6/3
  • 2 total stops
  • 22h 35m total
  • Oslo to Helsinki
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airBaltic
  • airBaltic
  • 29/12
  • 1 total stop
  • 11h 10m total
  • Oslo to Helsinki
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£18 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 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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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 12 9월 2025.

목 30/1006:25OSL - HEL
Nonstop1h 25mFinnair
월 3/1123:20HEL - OSL
Nonstop1h 35mFinnair
Deal found 12/9£113
화 30/908:40OSL - HEL
1 stop3h 10mScandinavian Airlines
화 30/917:35HEL - OSL
1 stop5h 55mScandinavian Airlines
Deal found 10/9£118
토 11/1019:45OSL - HEL
1 stop3h 35mMultiple Airlines
월 13/1017:35HEL - OSL
1 stop3h 55mMultiple Airlines
Deal found 11/9£127
목 30/1009:40OSL - HEL
1 stop4h 45mScandinavian Airlines
월 3/1107:00HEL - OSL
1 stop8h 55mScandinavian Airlines
Deal found 10/9£133
월 29/919:45OSL - HEL
1 stop11h 35mairBaltic
토 4/1005:35HEL - OSL
1 stop3h 05mairBaltic
Deal found 10/9£148
토 25/1020:45OSL - HEL
Nonstop1h 25mFinnair
토 1/1123:20HEL - OSL
Nonstop1h 35mFinnair
Deal found 10/9£152
토 11/1020:45OSL - HEL
Nonstop1h 25mFinnair
월 13/1012:00HEL - OSL
Nonstop1h 25mFinnair
Deal found 11/9£177
월 29/920:35OSL - HEL
Nonstop1h 20mFinnair
토 4/1007:30HEL - OSL
Nonstop1h 25mFinnair
Deal found 10/9£208

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 12 9월 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

화 3/3

08:30-20:40

1 stop11h 10m

Helsinki-Vantaa

금 6/3

21:20-07:45

1 stop11h 25m

£100

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

화 3/3

19:50-00:30

1 stop3h 40m

Helsinki-Vantaa

금 6/3

14:10-14:45

Nonstop1h 35m

£109

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

목 30/10

06:25-08:50

Nonstop1h 25m

Helsinki-Vantaa

월 3/11

23:20-23:55

Nonstop1h 35m

£113

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

화 30/9

08:40-12:50

1 stop3h 10m

Helsinki-Vantaa

화 30/9

17:35-22:30

1 stop5h 55m

£118

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

토 11/10

19:45-00:20

1 stop3h 35m

Helsinki-Vantaa

월 13/10

17:35-20:30

1 stop3h 55m

£127

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

목 30/10

09:40-15:25

1 stop4h 45m

Helsinki-Vantaa

월 3/11

07:00-14:55

1 stop8h 55m

£133

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

화 20/1

13:50-20:20

1 stop5h 30m

Helsinki-Vantaa

금 23/1

11:05-13:10

1 stop3h 05m

£134

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

월 29/12

08:30-20:40

1 stop11h 10m

£53

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

화 30/12

08:30-20:40

1 stop11h 10m

£53

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

월 3/11

19:50-00:30

1 stop3h 40m

£55

Flights are sorted by cheapest return flights first.

Deals found on 12/9

Showing 1-10 of 18 results
1
2

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 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 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 return flight from Oslo Gardermoen to Helsinki. Price data was last updated on 29 August 2025.

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Oslo Gardermoen Airport to Helsinki. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Helsinki (average of £92). Flying from Oslo Gardermoen Airport to Helsinki in July is currently the most expensive (average of £305). 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 12 9월 2025.

A simple way to save on the total cost of your ticket is to fly from Oslo Gardermoen Airport to Helsinki in the morning. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the evening.

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 12 9월 2025.
Read reviews from past customers who have flown with Norwegian and Finnair from Oslo Gardermoen Airport to Helsinki. 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.
Norwegian
7.8
Good
233 reviews
Check prices

Boarding

7.7

Crew

8.1

Entertainment

6.0

Overall

7.8

Comfort

7.6

Food

6.6

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

Boarding

7.7

Crew

8.1

Entertainment

6.0

Overall

7.8

Comfort

7.6

Food

6.6

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

Boarding

7.7

Crew

8.1

Entertainment

6.0

Overall

7.8

Comfort

7.6

Food

6.6

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?

    Helsinki-Vantaa (HEL), located 10.6 mi from the city center, is the airport you fly into when you book flights from Oslo Gardermoen to Helsinki. 2 airlines have flights to Helsinki-Vantaa from Oslo Gardermoen on a regular basis. Booking flights from Oslo Gardermoen to Helsinki-Vantaa should not be difficult; the airport handles an average of 8 inbound flights from Oslo Gardermoen per day.

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

    There are many flights that can get you from Oslo Gardermoen Airport to Helsinki in 1h 25m. Fly via airBaltic or Finnair to get the fastest option. Oslo Gardermoen Airport and Helsinki are separated by a distance of 474 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Flying on Norwegian is currently your cheapest option to Helsinki, with prices starting at £45. Another option worth looking into is Finnair, starting at £84 return. Users have found that Norwegian is 66% cheaper than the other options available to this destination.

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

    Consider Norwegian Air Sweden (100%), Norwegian (85%) or American Airlines (73%) when booking your flight. These represent the most reliable airlines when flying from Oslo Gardermoen Airport to Helsinki.

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

    The cheapest flight price from Oslo Gardermoen Airport to Helsinki is £64. On average you can expect to pay £749. The most popular route, (Oslo Gardermoen - Helsinki-Vantaa), can usually be booked for £78.

  • 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 holiday 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, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Helsinki (average of £92). Flying from Oslo Gardermoen Airport to Helsinki in July is currently the most expensive (average of £305). 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 Helsinki?

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

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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 858,174 searches. Data last updated 12 9월 2025.
AirlineCheapestAverageFlexibilityOn-time
NorwegianCheapest£45Average£163FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
FinnairCheapest£84Average£212FlexibilityNo 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 Oslo Gardermoen to Helsinki?

Deals for Oslo Gardermoen to Helsinki flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to Helsinki from Oslo Gardermoen by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Helsinki from Oslo Gardermoen? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Oslo Gardermoen to Helsinki on Cheapflights with our Price Alert feature and get notified when better prices are available.

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