In terms of precipitation, rainfall in Sofia ranges from 30.0 - 70.0 inches per month. June is typically the wettest month, when rainfall can reach 70.0 mm. January is typically the driest time to visit Sofia when rainfall is around 30.0 mm.

If weather is an important factor for your trip to Sofia, 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 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

What is the cheapest time of day to fly from BFS to SOF?

When flying from Belfast Intl Airport to Sofia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Sofia from Belfast Intl?

Most people fly into Sofia (SOF) if they book a flight to Sofia from Belfast Intl. On average, Sofia has 0 inbound flights from Belfast Intl per day from 0 airlines. Sofia is conveniently located just 4.2 mi from Sofia’s city center.

Can I find deals for flights from Belfast Intl to Sofia that include hotel bookings?

Yes. In addition to deals on Belfast Intl to Sofia flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Belfast Intl to Sofia?

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

Can I find deals for business class flights from Belfast Intl to Sofia?

Yes. Cheapflights offers flight deals from Belfast Intl to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£54+ Cheap Flights from Belfast Intl Airport to Sofia

Cheap flight deals from Belfast Intl to Sofia

Enter your travel dates to find the best prices.

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Best

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Cheapest flights from Belfast Intl to Sofia
Explore the most affordable flight options available from Belfast Intl to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Thu 12/1120:20 -

1 stop14h 45m

Thu 19/1122:00 -

1 stop13h 20m

Deal found 28/9£88

Mon 9/1122:05 -

1 stop15h 45m

Mon 16/1121:40 -

1 stop12h 25m

Deal found 1/10£90

Fri 13/1115:40 -

1 stop19h 45m

Fri 20/1118:00 -

1 stop16h 20m

Deal found 29/9£95

Thu 19/1121:00 -

1 stop12h 05m

Wed 25/1106:00 -

1 stop6h 10m

Deal found 28/9£106

Find flight deals from Belfast Intl to Sofia

Round-trip from	£88
One-way from	£54

12/11-19/11
2 total stops
28h 05m total
Belfast to Sofia

Search Deals

8/12-31/12
1 total stop
14h 50m total
Belfast to Sofia

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast Intl Airport to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

BelfastSofia

BFS Belfast Intl - SOF Sofia

BFSSOF

Belfast Intl

Tue 8/12

20:35-13:25

1 stop14h 50m

Sofia

Wed 31/12

00:00-23:00

Nonstop0h 00m

£54

BelfastSofia

BFS Belfast Intl - SOF Sofia

BFSSOF

Belfast Intl

Wed 9/12

21:20-17:00

2 stops17h 40m

Sofia

Wed 31/12

00:00-23:00

Nonstop0h 00m

£88

BelfastSofia

BFS Belfast Intl - SOF Sofia

BFSSOF

Belfast Intl

Fri 13/11

15:40-13:25

1 stop19h 45m

Sofia

Fri 20/11

18:00-08:20

1 stop16h 20m

£95

BelfastSofia

BFS Belfast Intl - SOF Sofia

BFSSOF

Belfast Intl

Thu 12/11

16:55-12:00

2 stops17h 05m

Sofia

Thu 19/11

22:00-09:20

1 stop13h 20m

£103

BelfastSofia

BFS Belfast Intl - SOF Sofia

BFSSOF

Belfast Intl

Mon 9/11

22:05-15:50

1 stop15h 45m

Sofia

Mon 16/11

06:30-20:35

2 stops16h 05m

£103

BelfastSofia

BFS Belfast Intl - SOF Sofia

BFSSOF

Belfast Intl

Thu 19/11

21:00-11:05

1 stop12h 05m

Sofia

Wed 25/11

06:00-10:10

1 stop6h 10m

£106

BelfastSofia

BFS Belfast Intl - SOF Sofia

BFSSOF

Belfast Intl

Tue 9/2

08:30-13:55

1 stop27h 25m

Sofia

Tue 16/2

20:35-07:55

1 stop13h 20m

£249

Flights are sorted by cheapest return flights first.

Deals found on 27/9

Sorted by cheapest first

Best time to book a flight from Belfast Intl to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Belfast Intl with our price prediction graph.

BFS-SOF

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.

Related info for your journey

What airport do you fly into for flights to Sofia from Belfast Intl?
Most people fly into Sofia (SOF) if they book a flight to Sofia from Belfast Intl. On average, Sofia has 0 inbound flights from Belfast Intl per day from 0 airlines. Sofia is conveniently located just 4.2 mi from Sofia’s city center.
Can I find deals for flights from Belfast Intl to Sofia that include hotel bookings?
Yes. In addition to deals on Belfast Intl to Sofia flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast Intl to Sofia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast Intl to Sofia.
Can I find deals for business class flights from Belfast Intl to Sofia?
Yes. Cheapflights offers flight deals from Belfast Intl to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Why should you use Cheapflights to find cheap flight tickets from Belfast Intl to Sofia?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sofia from Belfast Intl.

Can Cheapflights find flights from Belfast Intl to Sofia with no change fees?

Certainly. Search results for flights to Sofia from Belfast Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Belfast Intl to Sofia become cheaper?

Yes! Start tracking prices for Belfast Intl to Sofia flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Belfast Intl Airport to Sofia from £54

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast Intl to Sofia

Cheapest flights from Belfast Intl to SofiaExplore the most affordable flight options available from Belfast Intl to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Explore the most affordable flight options available from Belfast Intl to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Best flights from Belfast Intl to SofiaDiscover carefully curated flight deals from Belfast Intl to Sofia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Discover carefully curated flight deals from Belfast Intl to Sofia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Last-minute flights from Belfast Intl to SofiaDiscover last-minute flight deals from Belfast Intl to Sofia. Data last updated 2 October 2026 and is based on user searches.

Discover last-minute flight deals from Belfast Intl to Sofia. Data last updated 2 October 2026 and is based on user searches.

One-way flights from Belfast Intl to SofiaSearch for one-way flight options from Belfast Intl to Sofia. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.

Search for one-way flight options from Belfast Intl to Sofia. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.

Find flight deals from Belfast Intl to Sofia

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast Intl Airport to Sofia that are best for you.

Best time to book a flight from Belfast Intl to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Belfast Intl with our price prediction graph.

Related info for your journey

What airport do you fly into for flights to Sofia from Belfast Intl?

Can I find deals for flights from Belfast Intl to Sofia that include hotel bookings?

How can I find direct flights from Belfast Intl to Sofia?

Can I find deals for business class flights from Belfast Intl to Sofia?

Travelling to a place near Sofia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Sofia by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Bulgaria

Book a non-stop flight to one of these other cities located in Bulgaria.

Search flights from Belfast Intl to Sofia by cabin class

Find flights from Belfast Intl to Sofia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Belfast Intl and Sofia flights

Browse other Belfast Intl and Sofia flight options. Last updated on 2 October 2026.

Other flights from Belfast Intl

Browse through other flights departing from Belfast Intl. Flights are based on user searches made on Cheapflights and were last updated on 2 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Sofia

Explore flights to Sofia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 2 October 2026.

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How does Cheapflights help users find flights from Belfast Intl to Sofia?

Why should you use Cheapflights to find cheap flight tickets from Belfast Intl to Sofia?

Can Cheapflights find flights from Belfast Intl to Sofia with no change fees?

Can Cheapflights notify me if prices for flights from Belfast Intl to Sofia become cheaper?

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Travel Smart

Cheapest flights from Belfast Intl to Sofia
Explore the most affordable flight options available from Belfast Intl to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Best flights from Belfast Intl to Sofia
Discover carefully curated flight deals from Belfast Intl to Sofia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Last-minute flights from Belfast Intl to Sofia
Discover last-minute flight deals from Belfast Intl to Sofia. Data last updated 2 October 2026 and is based on user searches.

One-way flights from Belfast Intl to Sofia
Search for one-way flight options from Belfast Intl to Sofia. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.