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$70+ 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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — HEL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 Friday and return on a Thursday

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 June 12, 2025.

Round-trip from

$147
(airBaltic)

One-way from

$70
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$224

Good round-trip deal

$467 or less

Good one-way deal

$276 or less
From Oslo Gardermoen to Helsinki-Vantaa
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One-way flight from Oslo Gardermoen to Helsinki-Vantaa
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Highest demand for flights based on searches. 12% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This airBaltic deal was found by Cheapflights users on 6/12. 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 airBaltic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/57:45 pmOSL - HEL
1 stop18h 05mairBaltic
Tue 10/79:20 pmHEL - OSL
1 stop22h 45mairBaltic
Deal found 6/12$147
This Booking.com deal was found by Cheapflights users on 6/12. 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.
Sun 10/55:20 pmOSL - HEL
Nonstop1h 25mMultiple Airlines
Tue 10/71:45 pmHEL - OSL
Nonstop1h 30mMultiple Airlines
Deal found 6/12$151
This FlightHub deal was found by Cheapflights users on 6/12. 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 8/141:45 pmOSL - HEL
Nonstop1h 25mNorwegian
Sun 8/177:15 pmHEL - OSL
1 stop14h 05mNorwegian
Deal found 6/12$162
This Finnair deal was found by Cheapflights users on 6/10. 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 7/88:35 pmOSL - HEL
Nonstop1h 20mFinnair
Tue 7/1512:00 pmHEL - OSL
Nonstop1h 25mFinnair
Deal found 6/10$172
This Scandinavian Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 7/277:35 pmOSL - HEL
1 stop12h 25mScandinavian Airlines
Sun 8/33:00 pmHEL - OSL
1 stop8h 20mScandinavian Airlines
Deal found 6/12$186
This Brussels Airlines deal was found by Cheapflights users on 6/12. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:45 amOSL - HEL
2 stops16h 30mBrussels Airlines
Sun 9/76:10 amHEL - OSL
2 stops17h 40mBrussels Airlines
Deal found 6/12$320
This Lufthansa deal was found by Cheapflights users on 6/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:35 amOSL - HEL
2 stops11h 20mLufthansa
Sun 9/76:00 amHEL - OSL
1 stop5h 50mLufthansa
Deal found 6/12$325
This Austrian Airlines deal was found by Cheapflights users on 6/12. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/252:55 pmOSL - HEL
2 stops20h 00mAustrian Airlines
Fri 10/312:40 pmHEL - OSL
2 stops26h 30mAustrian Airlines
Deal found 6/12$540
This British Airways deal was found by Cheapflights users on 6/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/177:45 amOSL - HEL
1 stop12h 15mBritish Airways
Mon 7/219:05 pmHEL - OSL
1 stop14h 20mBritish Airways
Deal found 6/12$713
This FlightHub deal was found by Cheapflights users on 6/12. 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 7/81:35 pmOSL - HEL
1 stop24h 05mPegasus Airlines
Tue 7/158:30 pmHEL - OSL
2 stops18h 05mPegasus Airlines
Deal found 6/12$1,130
This Qatar Airways deal was found by Cheapflights users on 6/12. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/275:20 pmOSL - HEL
Nonstop1h 25mQatar Airways
Fri 10/35:10 pmHEL - OSL
1 stop22h 20mQatar Airways
Deal found 6/12$1,182

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 June 12, 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

Sun 10/5

7:45 pm-2:50 pm

1 stop18h 05m

Helsinki-Vantaa

Tue 10/7

9:20 pm-7:05 pm

1 stop22h 45m

$147

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Sun 10/5

5:20 pm-7:45 pm

Nonstop1h 25m

Helsinki-Vantaa

Tue 10/7

1:45 pm-2:15 pm

Nonstop1h 30m

$151

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Thu 8/14

1:45 pm-4:10 pm

Nonstop1h 25m

Helsinki-Vantaa

Sun 8/17

7:15 pm-8:20 am

1 stop14h 05m

$162

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Tue 7/8

8:35 pm-10:55 pm

Nonstop1h 20m

Helsinki-Vantaa

Tue 7/15

12:00 pm-12:25 pm

Nonstop1h 25m

$172

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Sun 7/27

7:35 pm-9:00 am

1 stop12h 25m

Helsinki-Vantaa

Sun 8/3

3:00 pm-10:20 pm

1 stop8h 20m

$186

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Thu 9/4

6:45 am-12:15 am

2 stops16h 30m

Helsinki-Vantaa

Sun 9/7

6:10 am-10:50 pm

2 stops17h 40m

$320

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Thu 9/4

6:35 am-6:55 pm

2 stops11h 20m

Helsinki-Vantaa

Sun 9/7

6:00 am-10:50 am

1 stop5h 50m

$325

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Thu 9/25

2:55 pm-11:55 am

2 stops20h 00m

Helsinki-Vantaa

Fri 10/3

12:40 pm-2:10 pm

2 stops26h 30m

$540

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Thu 7/17

7:45 am-9:00 pm

1 stop12h 15m

Helsinki-Vantaa

Mon 7/21

9:05 pm-10:25 am

1 stop14h 20m

$713

OsloHelsinki

OSL - HEL

OSLHEL

Oslo Gardermoen

Tue 7/8

1:35 pm-2:40 pm

1 stop24h 05m

Helsinki-Vantaa

Tue 7/15

8:30 pm-1:35 pm

2 stops18h 05m

$1,130

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 19 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 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 June 9, 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 70 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, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Helsinki (average of $444). Flying from Oslo Gardermoen Airport to Helsinki in June is currently the most expensive (average of $1,081). 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 June 12, 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 evening, which can drop the price by up to 23% 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 June 8, 2025.

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

Weekly flight availability from Oslo Gardermoen Airport to Helsinki

Explore weekly flight availability from Oslo Gardermoen to Helsinki. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from OSL to HEL are scheduled on a Thursday (15 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (2 on average).

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 June 12, 2025.
Read reviews from past customers who have flown airBaltic, Norwegian and LOT from Oslo 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.
airBaltic
7.8
Good
179 reviews

Entertainment

7.1

Overall

7.8

Boarding

8.1

Food

7.5

Crew

8.4

Comfort

8.0

Reviews

1 / 1
4.0
Okay

Mujib,Oct 2022

RIX - CPH

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".
airBaltic
7.8
Good
179 reviews
airBaltic
7.8
Good
179 reviews

Entertainment

7.1

Overall

7.8

Boarding

8.1

Food

7.5

Crew

8.4

Comfort

8.0

Reviews

1 / 1
4.0
Okay

Mujib,Oct 2022

RIX - CPH

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".
Norwegian
7.8
Good
233 reviews
airBaltic
7.8
Good
179 reviews

Entertainment

7.1

Overall

7.8

Boarding

8.1

Food

7.5

Crew

8.4

Comfort

8.0

Reviews

1 / 1
4.0
Okay

Mujib,Oct 2022

RIX - CPH

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".
LOT
7.6
Good
1,077 reviews
airBaltic
7.8
Good
179 reviews

Entertainment

7.1

Overall

7.8

Boarding

8.1

Food

7.5

Crew

8.4

Comfort

8.0

Reviews

1 / 1
4.0
Okay

Mujib,Oct 2022

RIX - CPH

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".
Austrian Airlines
7.6
Good
802 reviews
airBaltic
7.8
Good
179 reviews

Entertainment

7.1

Overall

7.8

Boarding

8.1

Food

7.5

Crew

8.4

Comfort

8.0

Reviews

1 / 1
4.0
Okay

Mujib,Oct 2022

RIX - CPH

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".
Finnair
7.6
Good
1,290 reviews
airBaltic
7.8
Good
179 reviews

Entertainment

7.1

Overall

7.8

Boarding

8.1

Food

7.5

Crew

8.4

Comfort

8.0

Reviews

1 / 1
4.0
Okay

Mujib,Oct 2022

RIX - CPH

Not fan of Air Canada. Only two things they ever serve for in-flight food. Chicken or Pasta. I traveled many times with them , never heard about anything else from their mouth for food. I call them "cheap chicken pasta airline".

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 3 airlines. Helsinki-Vantaa is conveniently located just 10.6 mi from Helsinki’s city center.

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

    Currently priced at $147, airBaltic will fly you from Oslo Gardermoen Airport to Helsinki and back. In addition to airBaltic, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Norwegian and Finnair - these airlines can fly you to your destination from $162 and $172, respectively. airBaltic is 18% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Oslo Gardermoen Airport to Helsinki one-way?

    $70 is the cheapest one-way deal found within the past few days, from Norwegian. You may also be able to find cheap deals on airBaltic and Finnair, with prices starting from $72 and $82, respectively.

  • 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 (92%), Norwegian Air Sweden (90%), American Airlines (84%).

  • 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 $1,154, our data indicates the cheapest price to be $120. The most popular route (Oslo Gardermoen - Helsinki-Vantaa), is priced around $168.

  • 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, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Helsinki (average of $444). Flying from Oslo Gardermoen Airport to Helsinki in June is currently the most expensive (average of $1,081). 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 Oslo Gardermoen Airport?

Book flights to Oslo Gardermoen Airport if you plan to visit one of these locations
Vantaa
Lahti

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Top 3 airlines flying from Oslo Gardermoen to Helsinki

Discover the top 3 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
NorwegianCheapest$82Average$151FlexibilityNo cancel feeOn-time74%
FinnairCheapest$114Average$246FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$120Average$178FlexibilityNo cancel feeOn-time77%

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