In terms of precipitation, rainfall in Bulgaria 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 Bulgaria when rainfall is around 30.0 mm.

If weather is an important factor for your trip to Bulgaria, 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 BG?

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

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

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

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

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

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

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

£93+ Cheap Flights from Belfast Intl Airport to Bulgaria

Cheap flight deals from Belfast Intl to Bulgaria

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Cheapest flights from Belfast Intl to Bulgaria
Explore the most affordable flight options available from Belfast Intl to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2026.

Mon 7/1206:00 -

1 stop13h 15m

Mon 14/1207:20 -

1 stop15h 15m

Deal found 4/11£93

Fri 4/1221:10 -

1 stop13h 55m

Fri 11/1222:25 -

1 stop12h 00m

Deal found 2/11£103

Sun 6/1207:10 -

1 stop11h 00m

Sun 13/1220:35 -

1 stop14h 50m

Deal found 3/11£119

Find flight deals from Belfast Intl to Bulgaria

Round-trip from	£93

7/12-14/12
2 total stops
28h 30m total
Belfast to Bulgaria

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Cheapest return flight

BelfastSofia

BFS Belfast Intl - SOF Sofia

BFSSOF

Belfast Intl

Mon 7/12

06:00-21:15

1 stop13h 15m

Sofia

Mon 14/12

07:20-20:35

1 stop15h 15m

£93

BelfastSofia

BFS Belfast Intl - SOF Sofia

BFSSOF

Belfast Intl

Fri 4/12

21:10-13:05

1 stop13h 55m

Sofia

Fri 11/12

22:25-08:25

1 stop12h 00m

£103

Fastest return journey

BelfastSofia

BFS Belfast Intl - SOF Sofia

BFSSOF

Belfast Intl

Sun 6/12

07:10-20:10

1 stop11h 00m

Sofia

Sun 13/12

20:35-09:25

1 stop14h 50m

£119

BelfastSofia

BFS Belfast Intl - SOF Sofia

BFSSOF

Belfast Intl

Mon 19/4

19:20-11:10

1 stop13h 50m

Sofia

Sat 24/4

21:05-10:10

1 stop15h 05m

£185

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Sorted by cheapest first

Best time to book a flight from Belfast Intl to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria 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.

Cheapflights Insights

Everything you need to know about your flight from Belfast Intl Airport to Bulgaria

BFS-BG0

BFS-SOF

No data available for this route at this time. Please check back soon.

Related info for your journey

Can I find deals for flights from Belfast Intl to Bulgaria that include hotel bookings?
Yes. In addition to deals on Belfast Intl to Bulgaria flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast Intl to Bulgaria?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast Intl to Bulgaria.
Can I find deals for business class flights from Belfast Intl to Bulgaria?
Yes. Cheapflights offers flight deals from Belfast Intl to Bulgaria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

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

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 Bulgaria from Belfast Intl.

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

Certainly. Search results for flights to Bulgaria 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 Bulgaria become cheaper?

Yes, Cheapflights offers price alerts on Belfast Intl to Bulgaria flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Belfast Intl Airport to Bulgaria from £93

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast Intl to Bulgaria

Cheapest flights from Belfast Intl to BulgariaExplore the most affordable flight options available from Belfast Intl to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2026.

Explore the most affordable flight options available from Belfast Intl to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2026.

Best flights from Belfast Intl to BulgariaDiscover carefully curated flight deals from Belfast Intl to Bulgaria that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 November 2026.

Discover carefully curated flight deals from Belfast Intl to Bulgaria that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 November 2026.

Last-minute flights from Belfast Intl to BulgariaDiscover last-minute flight deals from Belfast Intl to Bulgaria. Data last updated 7 November 2026 and is based on user searches.

Discover last-minute flight deals from Belfast Intl to Bulgaria. Data last updated 7 November 2026 and is based on user searches.

Find flight deals from Belfast Intl to Bulgaria

Round-trip from

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

Best time to book a flight from Belfast Intl to Bulgaria

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

Cheapflights Insights

Related info for your journey

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

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

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

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.

Alternative routes for Belfast Intl to Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

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

Direct flights to

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

Search flights from Belfast Intl to Bulgaria by cabin class

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

Belfast Intl and Bulgaria flights

Browse other Belfast Intl and Bulgaria flight options. Last updated on 7 November 2026.

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

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

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

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Travel Smart

Cheapest flights from Belfast Intl to Bulgaria
Explore the most affordable flight options available from Belfast Intl to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2026.

Best flights from Belfast Intl to Bulgaria
Discover carefully curated flight deals from Belfast Intl to Bulgaria that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 November 2026.

Last-minute flights from Belfast Intl to Bulgaria
Discover last-minute flight deals from Belfast Intl to Bulgaria. Data last updated 7 November 2026 and is based on user searches.