£122 Cheap Flights from Belfast International (BFS) to Sofia (SOF)

Q: How much are return flights from Belfast International to Sofia?

The best price we found for a return flight from Belfast International to Sofia is £122. 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: Which airlines fly direct from Belfast International to Sofia?

Currently, there are no airlines that fly direct from Belfast International to Sofia. But we found flights with one or more stops from £122.

Q: How many flights are there a week from Belfast International to Sofia?

As of June 2025, there are no flights flying from Belfast International to Sofia.

Q: When is the cheapest time to fly from Belfast International to Sofia?

The cheapest month to fly from Belfast International to Sofia is usually June 2025.

Q: Which upcoming date is cheapest to fly from Belfast International Airport to Sofia Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Belfast International Airport to Sofia Airport on Tuesday, 2 September 2025 .

Q: Can I get a direct flight from Belfast International Airport to Sofia Airport?

No airlines currently offer direct flights between Belfast International Airport and Sofia Airport. Most routes have one or more stops.

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 Belfast International Airport to Sofia with?

Currently, Ryanair offers the cheapest flight tickets to Sofia.

Compare Belfast International to Sofia flight deals

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

Flight deals from Belfast International to Sofia

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

Sofia.£122 per passenger.Departing Tue, 2 Sep, returning Tue, 11 Nov.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Tue, 2 Sep, arriving in Sofia.Inbound indirect flight with Ryanair, departs from Sofia on Tue, 11 Nov, arriving in Belfast International.Price includes taxes and charges.From £122, select.

Sofia.£129 per passenger.Departing Fri, 31 Oct, returning Thu, 6 Nov.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Fri, 31 Oct, arriving in Sofia.Inbound indirect flight with Ryanair, departs from Sofia on Thu, 6 Nov, arriving in Belfast International.Price includes taxes and charges.From £129, select.

Sofia.£133 per passenger.Departing Sat, 10 Jan, returning Thu, 15 Jan.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Sat, 10 Jan, arriving in Sofia.Inbound indirect flight with Ryanair, departs from Sofia on Thu, 15 Jan, arriving in Belfast International.Price includes taxes and charges.From £133, select.

Sofia.£148 per passenger.Departing Sun, 8 Mar, returning Sun, 15 Mar.Return flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Sun, 8 Mar, arriving in Sofia.Inbound indirect flight with easyJet, departs from Sofia on Sun, 15 Mar, arriving in Belfast International.Price includes taxes and charges.From £148, select.

Sofia.£148 per passenger.Departing Wed, 15 Oct, returning Sat, 18 Oct.Return flight with easyJet and Ryanair.Outbound indirect flight with easyJet, departs from Belfast International on Wed, 15 Oct, arriving in Sofia.Inbound indirect flight with Ryanair, departs from Sofia on Sat, 18 Oct, arriving in Belfast International.Price includes taxes and charges.From £148, select.

Sofia.£150 per passenger.Departing Thu, 5 Feb, returning Sun, 8 Feb.Return flight with Ryanair and Wizz Air.Outbound indirect flight with Ryanair, departs from Belfast International on Thu, 5 Feb, arriving in Sofia.Inbound indirect flight with Wizz Air, departs from Sofia on Sun, 8 Feb, arriving in Belfast International.Price includes taxes and charges.From £150, select.

Sofia.£156 per passenger.Departing Sun, 15 Jun, returning Wed, 18 Jun.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Sun, 15 Jun, arriving in Sofia.Inbound indirect flight with Ryanair, departs from Sofia on Wed, 18 Jun, arriving in Belfast International.Price includes taxes and charges.From £156, select.

Sofia.£158 per passenger.Departing Mon, 30 Jun, returning Sat, 5 Jul.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Mon, 30 Jun, arriving in Sofia.Inbound indirect flight with Ryanair, departs from Sofia on Sat, 5 Jul, arriving in Belfast International.Price includes taxes and charges.From £158, select.

The cheapest month to fly from Belfast International Airport to Sofia Airport

We’re always keeping an eye on fares, to help you find the lowest one in seconds. Check out the Belfast International Airport to Sofia Airport flight prices forecast over the next 12 months.

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Jan

Feb

Mar

Apr

May

Cheapest month:January

Most expensive month:May

Belfast International to Sofia: Alternative routes

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

Belfast to Sofia: Flight information

The things to know before you go.

Cheapest flight found	£122
Cheapest month to fly	September

Finding cheap flights from Belfast International to Sofia: Frequently asked questions

How much are return flights from Belfast International to Sofia?

Which airlines fly direct from Belfast International to Sofia?

How many flights are there a week from Belfast International to Sofia?

When is the cheapest time to fly from Belfast International to Sofia?

Which upcoming date is cheapest to fly from Belfast International Airport to Sofia Airport on?

Can I get a direct flight from Belfast International 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 Belfast International Airport to Sofia with?

Flying from Belfast International Airport (BFS) to Sofia Airport (SOF): what you need to know

The timezone in Sofia is UTC+2, which is two hours ahead of Belfast.
Your BFS to SOF flight won't wait if you're late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.
During popular months such as August, it's a good idea to get to the airport earlier than normal. Arrive two hours before a domestic departure and four hours ahead for an international flight whenever you're flying during peak periods in general.
If you'd like to break up your flight, simply deselect 'Direct flights only' when searching for your ticket from Belfast International Airport to Sofia Airport. Here are the top stopovers between BFS and SOF:
- Amsterdam Airport Schiphol
- Charles de Gaulle Airport
- Barcelona-El Prat Airport

How to find the cheapest flights from Belfast International Airport (BFS) to Sofia Airport (SOF)

£59 is the best price for a one-way Belfast International Airport to Sofia Airport flight. A return flight starts from £122. These prices may change depending on availability and demand.
It's usually smart to book early if you want to find cheap tickets from BFS to SOF. That's because airlines change prices based on demand, which tends to rise closer to departure.
The 'Whole month' search function shows you the cheapest flights from Belfast International Airport to Sofia Airport across the month. It's a good way to find a bargain if your plans aren't set in stone.
Cut down on the time spent looking for cheap flights from BFS to SOF by creating a Price Alert. You'll receive an email or push notification on the app when a special offer becomes available.
Tailor your trip using filters. Pick your departure and arrival times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Best' or 'Cheapest' flights from Belfast International Airport to Sofia Airport.

Handy information about Belfast International Airport (BFS)

67.55% of flights leaving from Belfast International Airport reach their destination on schedule.
To reach Belfast International Airport from central Belfast, it'll take around 30 minutes if you're planning to drive. This depends on traffic, however. It's approximately 20 miles from the airport to the city centre.
You can expect a journey time of around 2 hours on public transport.
Get your trip off to a relaxed start by staying near BFS. Whether you're boarding an early flight from Belfast International Airport to Sofia Airport or just don't like being rushed, these stays are the answer:

Arriving at Sofia Airport (SOF)

If you're coming in on a late Belfast International Airport to Sofia Airport flight, nothing tops the convenience of being near the terminal. Grab your bags from the carousel and then be showered and resting not long after at one of these accommodation options near SOF:
Hit the road running by picking up a Sofia Airport rental car. Grab a set of wheels from MEX, Surprice or NU Car Rentals and explore beyond Sofia's usual tourist stops.
For the best deal, book your vehicle from Sofia Airport about one week ahead.

Getting from Sofia Airport (SOF) to central Sofia

From Sofia Airport, Sofia is approximately 7 miles away. It takes around 15 minutes to drive to the centre.
It takes around 35 minutes if you're travelling by public transport.

When to fly to Sofia Airport (SOF)

It's time to choose your dates for your flight from Belfast International Airport to Sofia Airport. August is the busiest month to head to Sofia. If you like a more laid-back vibe, go in April.
The warmest month in Sofia is August, with the temperature ranging between 14ºC (57ºF) and 30ºC (86ºF). Book your flights from Belfast International Airport to Sofia Airport in this month if this is the type of weather you enjoy.
Look for cheap tickets from BFS to SOF in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -11ºC (12ºF) and 7ºC (45ºF) on average.

Explore more of Bulgaria

Plovdiv is just one of the many places in Bulgaria waiting to be discovered after you've seen Sofia. Around 80 miles away to the south-east, well-known attractions include Plovdiv Old Town, Plovdiv Roman Theatre and Archaelogical Complex Nebet Tepe.
Varna is another favourite destination in Bulgaria and is around 240 miles east of Sofia. No journey is complete without dropping by Park Asparuhovo - Asparuhovo sea garden, Dormition of theotokos Cathedral and Sunset viewpoint (място за гледане на Залеза).