£136 Cheap Flights from Helsinki Vantaa (HEL) to Sofia (SOF)

Q: How much are return flights from Helsinki Vantaa to Sofia?

The best price we found for a return flight from Helsinki Vantaa to Sofia is £136. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Q: How long does it take to fly from Helsinki Vantaa to Sofia?

2 hours and 55 minutes is the average flight time from Helsinki Vantaa to Sofia.

Q: Which airlines fly direct from Helsinki Vantaa to Sofia?

Norwegian Air Sweden flies direct from Helsinki Vantaa to Sofia.

Q: How many flights are there a week from Helsinki Vantaa to Sofia?

As of June 2025, there are 2 flights per week flying from Helsinki Vantaa to Sofia.

Q: When is the cheapest time to fly from Helsinki Vantaa to Sofia?

The cheapest month to fly from Helsinki Vantaa to Sofia is usually June 2025.

Q: Which upcoming date is cheapest to fly from Helsinki Vantaa Airport to Sofia Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Helsinki Vantaa Airport to Sofia Airport on Tuesday, 30 September 2025 .

Q: Can I get a direct flight from Helsinki Vantaa Airport to Sofia Airport?

Yes – the average flight time is 2 hours and 55 minutes.

Q: How can I find the best flight deal to Sofia?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sofia but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Q: When is the best time to book flights to Sofia?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sofia is around 40 days in advance, so don’t leave your flight to the last minute.

Q: Which is the cheapest airline to fly from Helsinki Vantaa Airport to Sofia with?

Currently, Ryanair and Norwegian Air Sweden offer the cheapest flight tickets to Sofia.

Compare Helsinki Vantaa to Sofia flight deals

Find the cheapest month or even day of the year to fly to Sofia

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Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from Helsinki Vantaa to Sofia

Looking for a cheap last-minute deal or the best return flight from Helsinki Vantaa to Sofia? Find the lowest prices on one-way and return tickets right here.

Sofia.£136 per passenger.Departing Tue, 30 Sep, returning Sun, 5 Oct.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Helsinki Vantaa on Tue, 30 Sep, arriving in Sofia.Inbound indirect flight with Ryanair, departs from Sofia on Sun, 5 Oct, arriving in Helsinki Vantaa.Price includes taxes and charges.From £136, select.

Sofia.£145 per passenger.Departing Fri, 11 Jul, returning Mon, 14 Jul.Return flight with Norwegian Air Sweden.Outbound direct flight with Norwegian Air Sweden departs from Helsinki Vantaa on Fri, 11 Jul, arriving in Sofia.Inbound direct flight with Norwegian Air Sweden departs from Sofia on Mon, 14 Jul, arriving in Helsinki Vantaa.Price includes taxes and charges.From £145, select.

Sofia.£145 per passenger.Departing Thu, 3 Jul, returning Mon, 7 Jul.Return flight with Ryanair and Norwegian Air Sweden.Outbound indirect flight with Ryanair, departs from Helsinki Vantaa on Thu, 3 Jul, arriving in Sofia.Inbound indirect flight with Norwegian Air Sweden, departs from Sofia on Mon, 7 Jul, arriving in Helsinki Vantaa.Price includes taxes and charges.From £145, select.

Sofia.£146 per passenger.Departing Fri, 19 Sep, returning Thu, 25 Sep.Return flight with airBaltic and Wizz Air.Outbound indirect flight with airBaltic, departs from Helsinki Vantaa on Fri, 19 Sep, arriving in Sofia.Inbound indirect flight with Wizz Air, departs from Sofia on Thu, 25 Sep, arriving in Helsinki Vantaa.Price includes taxes and charges.From £146, select.

Sofia.£146 per passenger.Departing Tue, 30 Sep, returning Sun, 30 Nov.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Helsinki Vantaa on Tue, 30 Sep, arriving in Sofia.Inbound indirect flight with Ryanair, departs from Sofia on Sun, 30 Nov, arriving in Helsinki Vantaa.Price includes taxes and charges.From £146, select.

Sofia.£153 per passenger.Departing Fri, 18 Jul, returning Mon, 4 Aug.Return flight with Norwegian Air Sweden.Outbound direct flight with Norwegian Air Sweden departs from Helsinki Vantaa on Fri, 18 Jul, arriving in Sofia.Inbound direct flight with Norwegian Air Sweden departs from Sofia on Mon, 4 Aug, arriving in Helsinki Vantaa.Price includes taxes and charges.From £153, select.

Sofia.£153 per passenger.Departing Fri, 1 Aug, returning Mon, 4 Aug.Return flight with Norwegian Air Sweden.Outbound direct flight with Norwegian Air Sweden departs from Helsinki Vantaa on Fri, 1 Aug, arriving in Sofia.Inbound direct flight with Norwegian Air Sweden departs from Sofia on Mon, 4 Aug, arriving in Helsinki Vantaa.Price includes taxes and charges.From £153, select.

Sofia.£154 per passenger.Departing Thu, 6 Nov, returning Sun, 9 Nov.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Helsinki Vantaa on Thu, 6 Nov, arriving in Sofia.Inbound indirect flight with Ryanair, departs from Sofia on Sun, 9 Nov, arriving in Helsinki Vantaa.Price includes taxes and charges.From £154, select.

Find the cheapest month to fly from Helsinki Vantaa to Sofia

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Helsinki Vantaa to Sofia flights are currently cheapest in July.

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Direct flights from Helsinki Vantaa to Sofia

Helsinki Vantaa to Sofia: Alternative routes

Compare routes from Helsinki Vantaa to Sofia below. You may find an airport to fly into that's cheaper, faster, or easier than Sofia.

Helsinki to Sofia: Flight information

The things to know before you go.

Cheapest flight found	£136
Cheapest month to fly	September
Average flight time	2 hrs, 55 mins
Most popular airline	Norwegian Air Sweden
Average flights per week	2

Finding cheap flights from Helsinki Vantaa to Sofia: Frequently asked questions

How much are return flights from Helsinki Vantaa to Sofia?

How long does it take to fly from Helsinki Vantaa to Sofia?

Which airlines fly direct from Helsinki Vantaa to Sofia?

How many flights are there a week from Helsinki Vantaa to Sofia?

When is the cheapest time to fly from Helsinki Vantaa to Sofia?

Which upcoming date is cheapest to fly from Helsinki Vantaa Airport to Sofia Airport on?

Can I get a direct flight from Helsinki Vantaa Airport to Sofia Airport?

How can I find the best flight deal to Sofia?

When is the best time to book flights to Sofia?

Which is the cheapest airline to fly from Helsinki Vantaa Airport to Sofia with?

Travelling from Helsinki-Vantaa Airport (HEL) to Sofia Airport (SOF): what you need to know

The average length of a direct flight from Helsinki-Vantaa Airport to Sofia Airport is 2 hours 50 minutes.
Helsinki and Sofia are both in the UTC+2 timezone. That means you won't have to adjust your watch after you land.
Give yourself plenty of time to catch your HEL to SOF flight. As a rule of thumb, arrive at least two hours before international departures and an hour ahead for domestic flights.
Travelling during a peak month like June? School holidays and other popular seasons can result in longer lines and delays at security. Play it safe and arrive up to four hours before international flights and two hours before domestic departures.
Getting to Sofia (and then seeing more of Bulgaria!) is a snap with Norwegian Air Sweden. This popular carrier has direct flights from Helsinki-Vantaa Airport to Sofia Airport.
The airline with the highest booking volume on this route is Norwegian Air Sweden.
If you want to explore another city along the way, just deselect 'Direct flights only' when searching for your ticket from Helsinki-Vantaa Airport to Sofia Airport. These are the most popular stopovers between HEL and SOF:
- Vaclav Havel Airport Prague
- Riga International Airport
- Orio al Serio International Airport

How to find the cheapest flights from Helsinki-Vantaa Airport (HEL) to Sofia Airport (SOF)

£50 is the best price for a one-way Helsinki-Vantaa Airport to Sofia Airport flight. A return flight starts at £136. These fares may change depending on demand and availability.
Book nine months before you travel. After looking at the numbers on our calendar, this is how far you should book ahead to find cheap tickets from HEL to SOF.
Organise your trip for August. That's the cheapest month for flights from Helsinki-Vantaa Airport to Sofia Airport. If you're flexible on when you fly, use the 'Whole month' tool to find the lowest price across each month.
You don't need to check every day to see if fares have dropped when you set up a Price Alert. We'll let you know as soon as there's a change in price on cheap flights from HEL to SOF.
Tailor your flights using filters. Pick your preferred departure and arrival times, total journey duration and airlines. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Helsinki-Vantaa Airport to Sofia Airport.

Handy information about Helsinki-Vantaa Airport (HEL)

When it comes to the on-time performance of Helsinki-Vantaa Airport, 60.23% of flights arrive within the expected timeframe.
Central Helsinki to Helsinki-Vantaa Airport is approximately 12 miles. Depending on traffic, it'll take about 30 minutes to get there if you're catching a cab, ride-sharing or driving.
Planning to catch public transport? Expect a journey time of around 45 minutes.
Get your break off to a relaxed start by staying near HEL. Whether you're taking an early flight from Helsinki-Vantaa Airport to Sofia Airport or want to avoid feeling rushed, these hotels are ideal:

Arriving at Sofia Airport (SOF)

Book a hotel close to SOF if you're taking a late Helsinki-Vantaa Airport to Sofia Airport flight. Check in to one of these options and skip the long transfer after landing:
Pick up a Sofia Airport rental car and discover Sofia and beyond with your own set of wheels. MEX, Surprice and NU Car Rentals are top outlets to choose from here.
Lock in the best rate by reserving your vehicle from Sofia Airport about one week before your trip.

Getting from Sofia Airport (SOF) to central Sofia

From Sofia Airport, Sofia is approximately 7 miles away. It takes around 15 minutes to get to the centre driving.
When travelling on public transport, expect a journey time of about 35 minutes.

When to fly to Sofia Airport (SOF)

The quietest month for a flight from Helsinki-Vantaa Airport to Sofia Airport is April, while August is the most popular. Choose the best time to visit Sofia based on whether you prefer a more relaxed vibe or a faster pace.
The warmest month in Sofia is August, with the temperature ranging between 14ºC (57ºF) and 30ºC (86ºF). Book your flights from Helsinki-Vantaa Airport to Sofia Airport in this month if you enjoy this type of weather.
If you want to travel in cooler conditions, search for a cheap ticket from HEL to SOF in January. Temperatures average between -11ºC (12ºF) and 7ºC (45ºF) then.

Explore more of Bulgaria

Sofia has its own special appeal, but there are so many other parts of Bulgaria you should also see. About 80 miles south-east of Sofia, a visit to Plovdiv will fill your itinerary to the brim. Start with popular sights like Plovdiv Old Town, Plovdiv Roman Theatre and Archaelogical Complex Nebet Tepe.
If you're ready to explore another side of Bulgaria, head for Varna, roughly 240 miles east of Sofia. Park Asparuhovo - Asparuhovo sea garden, Dormition of theotokos Cathedral and Sunset viewpoint (място за гледане на Залеза) are the start of reasons to visit.