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Cheap flights from Sofia (SOF) to Helsinki (HEL)

SOF — HEL
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Cheap flight deals from Sofia to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Sofia (SOF) 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 octubre 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Popular in

August

Cheapest in

May

Average price

$248

Good round-trip deal

$175 or less
Provider with most accurate pricing for Sofia-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for Sofia-Helsinki-Vantaa flights.
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Highest demand for flights based on searches. 11% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 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 Sofia to Helsinki-Vantaa.
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Compare providers for flights from Sofia 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 Sofia to Helsinki in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Sofia-Helsinki flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Sofia-Helsinki flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Sofia-Helsinki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sofia-Helsinki flights, Cheapflights users trust eDreams the most. eDreams 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 Sofia-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 Sofia to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Sofia 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 Sofia to Helsinki

What is the cheapest month to book a flight from Sofia to Helsinki?

Currently, October is the cheapest month in which you can book a flight from Sofia to Helsinki (average of $134). Flying from Sofia to Helsinki in August is currently the most expensive (average of $304). 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 SOF to HEL?

Find hourly flight availability from Sofia 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 octubre 30, 2025.

One of the essential ways to save on airfare from Sofia to Helsinki is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 57% on airfare.

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 octubre 30, 2025.
Read through reviews of airlines operating flights from Sofia to Helsinki, such as Norwegian and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Norwegian
7.8
Good
236 reviews

Boarding

7.7

Crew

8.2

Overall

7.8

Food

6.6

Comfort

7.6

Entertainment

6.0

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

Boarding

7.7

Crew

8.2

Overall

7.8

Food

6.6

Comfort

7.6

Entertainment

6.0

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
Lufthansa
6.8
Okay
7,541 reviews
Norwegian
7.8
Good
236 reviews

Boarding

7.7

Crew

8.2

Overall

7.8

Food

6.6

Comfort

7.6

Entertainment

6.0

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 Sofia to Helsinki. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Sofia to Helsinki flight route?

    Within the past month, 1 users have taken a look at flights from Sofia to Helsinki-Vantaa.

  • What are the cheapest airlines flying from Sofia to Helsinki round-trip?

    Our cheapest airline available from Sofia to Helsinki is Norwegian. Our recent data shows that you can find tickets from as low as $138 on this airline. An additional option worth looking into is Lufthansa, starting at $223. These flights start at 49% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Sofia to Helsinki?

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

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

    Yes. Cheapflights offers flight deals from Sofia 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 Sofia to Helsinki?

    Currently, October is the cheapest month in which you can book a flight from Sofia to Helsinki (average of $134). Flying from Sofia to Helsinki in August is currently the most expensive (average of $304). 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 Sofia to Helsinki

Discover the top 2 airlines that operate flights from Sofia 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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
NorwegianCheapest$138Average$185FlexibilityNo cancel feeOn-time74%
LufthansaCheapest$223Average$309FlexibilityNo cancel feeOn-time76%

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