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Cheap flights from Brussels Bruxelles-National Airport to Sofia from £125

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — SOF
23 Apr — 30 Apr1
1 adult

Cheapflights Tip: The best prices from Brussels Bruxelles-National to Sofia are usually found in January or March, booked 81 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Bruxelles-National to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Bruxelles-National (BRU) to Sofia (SOF). 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 18 April 2025.

Round-trip from

£157

One-way from

£125

Popular in

August

Cheapest in

January

Average price

£148
KLM
  • KLM
  • 10/10-12/10
  • 2 total stops
  • 13h 35m total
  • Brussels to Sofia
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SWISS
  • SWISS
  • 13/5
  • 1 total stop
  • 4h 35m total
  • Brussels to Sofia
Search Deals
Highest demand for flights based on searches. 33% potential increase in price (£40 potential increase over avg. return price).
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Cheapest flight prices on average. 9% potential price decrease (£7 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find flight deals from Bruxelles-National to Sofia

Cheapest flights from Bruxelles-National to Sofia
Explore the most affordable flight options available from Bruxelles-National to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2025.

Wed 22/1021:15BRU - SOF
1 stop4h 40mAir Serbia
Wed 29/1016:00SOF - BRU
1 stop4h 40mAir Serbia
Deal found 17/4£144
Fri 10/1008:00BRU - SOF
1 stop5h 00mKLM
Sun 12/1007:00SOF - BRU
1 stop8h 35mKLM
Deal found 17/4£157
Tue 13/506:55BRU - SOF
1 stop4h 35mSWISS
Tue 20/513:15SOF - BRU
1 stop7h 00mSWISS
Deal found 17/4£179
Tue 20/506:55BRU - SOF
1 stop4h 35mMultiple Airlines
Tue 27/512:45SOF - BRU
1 stop4h 30mMultiple Airlines
Deal found 17/4£180
Sat 24/506:50BRU - SOF
1 stop10h 20mAustrian Airlines
Sun 25/516:05SOF - BRU
1 stop8h 20mAustrian Airlines
Deal found 17/4£183
Fri 9/519:30BRU - SOF
1 stop14h 45mLufthansa
Mon 12/506:00SOF - BRU
1 stop11h 15mLufthansa
Deal found 17/4£196
Wed 22/1020:35BRU - SOF
Nonstop2h 20mBulgaria Air
Wed 29/1018:05SOF - BRU
Nonstop2h 35mBulgaria Air
Deal found 17/4£201
Sat 24/511:15BRU - SOF
1 stop8h 10mTurkish Airlines
Sun 25/521:15SOF - BRU
1 stop13h 35mTurkish Airlines
Deal found 17/4£301

Cheapflights Fare Finder

Customise your flight search to find flights from Bruxelles-National to Sofia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 April 2025.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to Sofia that are best for you.

Fly from

Bruxelles-National

Fly to

Sofia

Route

Depart

Return

Price

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Fri 10/10

08:00-14:00

1 stop5h 00m

Sofia

Sun 12/10

07:00-14:35

1 stop8h 35m

£157

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Tue 13/5

06:55-12:30

1 stop4h 35m

Sofia

Tue 20/5

13:15-19:15

1 stop7h 00m

£179

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Tue 20/5

06:55-12:30

1 stop4h 35m

Sofia

Tue 27/5

12:45-16:15

1 stop4h 30m

£180

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Sat 24/5

06:50-18:10

1 stop10h 20m

Sofia

Sun 25/5

16:05-23:25

1 stop8h 20m

£183

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Fri 9/5

19:30-11:15

1 stop14h 45m

Sofia

Mon 12/5

06:00-16:15

1 stop11h 15m

£196

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Wed 1/10

20:35-23:55

Nonstop2h 20m

Sofia

Fri 10/10

18:05-19:45

Nonstop2h 40m

£206

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Sat 24/5

11:15-20:25

1 stop8h 10m

Sofia

Sun 25/5

21:15-09:50

1 stop13h 35m

£301

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Tue 13/5

06:55-12:30

1 stop4h 35m

£125

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Fri 25/4

20:35-23:55

Nonstop2h 20m

£128

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Wed 23/4

21:15-02:55

1 stop4h 40m

£132

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 11 results
1
2

Best time to book a flight from Bruxelles-National to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Bruxelles-National with our price prediction graph.
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 Brussels Bruxelles-National Airport to Sofia

How far ahead should I book a flight from Brussels Bruxelles-National Airport to Sofia?

Use this chart to determine the optimal time to book a return flight from Bruxelles-National to Sofia. Price data was last updated on 11 April 2025.

To ensure you get the cheapest price possible for a flight from Brussels Bruxelles-National Airport to Sofia, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Brussels Bruxelles-National Airport to Sofia?

Currently, January is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Sofia (average of £88). Flying from Brussels Bruxelles-National Airport to Sofia in August is currently the most expensive (average of £311). 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 BRU to SOF?

Find hourly flight availability from Bruxelles-National to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 April 2025.

When flying from Brussels Bruxelles-National Airport to Sofia, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 35% versus a flight in the morning.

Rainfall in Sofia by month

Plan your trip to Sofia by taking into account the average rainfall totals by month.

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.

Temperature in Sofia by month

Plan your trip to Sofia by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Sofia

Get insights into the airlines that provide service to Sofia. 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 Sofia. Reviews last updated 18 April 2025.
Read reviews from past customers who have flown KLM, Austrian Airlines and SWISS from Brussels to Sofia. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,329 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,329 reviews
KLM
7.8
Good
1,329 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Austrian Airlines
7.6
Good
775 reviews
KLM
7.8
Good
1,329 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
SWISS
7.5
Good
1,581 reviews
KLM
7.8
Good
1,329 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Turkish Airlines
7.3
Good
3,769 reviews
KLM
7.8
Good
1,329 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Lufthansa
6.7
Okay
7,012 reviews
KLM
7.8
Good
1,329 reviews
Check prices

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.3

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

Find useful and relevant information for your journey from Bruxelles-National to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sofia from Brussels Bruxelles-National?

    For a flight from Brussels Bruxelles-National to Sofia, you will be flying into Sofia. Sofia (SOF) is just 4.2 mi from the center of the city. Sofia is the only Sofia airport and it handles 0 inbound flights from Brussels Bruxelles-National per day. 0 airlines have flights to Sofia from Brussels Bruxelles-National on a regular basis.

  • What are the cheapest airlines flying from Brussels Bruxelles-National Airport to Sofia round-trip?

    Flying on KLM is currently your cheapest option to Sofia, with prices starting at £157. Additional return tickets that might be worth considering are offered by SWISS and Austrian Airlines, with the lowest prices starting at £179 and £183, respectively.

  • What are the cheapest airlines to fly from Brussels Bruxelles-National Airport to Sofia one-way?

    £125 is the cheapest one-way deal found within the past few days, from SWISS. You may also be able to find cheap deals on Bulgaria Air and Air Serbia, with prices starting from £128 and £132, respectively.

  • Can I find deals for flights from Bruxelles-National to Sofia that include hotel bookings?

    Yes. In addition to deals on Bruxelles-National to Sofia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Bruxelles-National to Sofia?

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

  • Can I find deals for business class flights from Bruxelles-National to Sofia?

    Yes. Cheapflights offers flight deals from Bruxelles-National 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.

  • What is the cheapest month to book a flight from Brussels Bruxelles-National Airport to Sofia?

    Currently, January is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Sofia (average of £88). Flying from Brussels Bruxelles-National Airport to Sofia in August is currently the most expensive (average of £311). 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

Travelling to a place near Brussels Bruxelles-National Airport?

Book flights to Brussels Bruxelles-National Airport if you plan to visit one of these locations
Velingrad

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Can Cheapflights find flights from Bruxelles-National to Sofia with no change fees?

Certainly. Search results for flights to Sofia from Bruxelles-National 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 Bruxelles-National to Sofia become cheaper?

Yes, Cheapflights offers price alerts on Bruxelles-National to Sofia 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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