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Cheap flights from Brussels Bruxelles-National Airport to Sofia from £98

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/2. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — SOF
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

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 16 January 2026.

Round-trip from

£98

Popular in

July

Cheapest in

January

Average price

£35

Good round-trip deal

£110 or less
28/2-7/3
  • 28/2-7/3
  • 2 total stops
  • 24h 30m total
  • Brussels to Sofia
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Highest demand for flights based on searches. 39% potential increase in price (£50 potential increase over avg. return price).
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Cheapest flight prices on average. 11% potential price decrease (£9 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Brussels Bruxelles-National to Sofia.
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Find flight deals from Bruxelles-National to Sofia

Enter your travel dates to find the best prices.

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 16 January 2026.

Sat 28/215:10
BRU
-
SOF
1 stop7h 20m
Multiple Airlines
Sat 7/316:45
SOF
-
BRU
1 stop17h 10m
Multiple Airlines
Deal found 13/1£98
Fri 6/209:25
BRU
-
SOF
1 stop5h 05m
Air Serbia
Mon 9/216:00
SOF
-
BRU
1 stop4h 40m
Air Serbia
Deal found 16/1£139
Wed 18/320:25
BRU
-
SOF
1 stop18h 05m
Air Serbia
Wed 25/316:00
SOF
-
BRU
1 stop4h 40m
Air Serbia
Deal found 14/1£139
Wed 17/621:15
BRU
-
SOF
1 stop17h 20m
Air Serbia
Mon 29/616:05
SOF
-
BRU
1 stop18h 00m
Air Serbia
Deal found 14/1£156
Fri 27/309:25
BRU
-
SOF
1 stop5h 05m
Multiple Airlines
Sun 29/318:50
SOF
-
BRU
1 stop16h 00m
Multiple Airlines
Deal found 15/1£161
Tue 30/609:50
BRU
-
SOF
1 stop4h 45m
Air Serbia
Mon 13/716:05
SOF
-
BRU
1 stop18h 00m
Air Serbia
Deal found 14/1£169
Thu 26/320:20
BRU
-
SOF
Nonstop2h 35m
Multiple Airlines
Sun 29/320:20
SOF
-
BRU
1 stop17h 45m
Multiple Airlines
Deal found 15/1£174
Thu 5/206:30
BRU
-
SOF
1 stop4h 20m
Austrian Airlines
Sun 8/218:45
SOF
-
BRU
1 stop15h 20m
Austrian Airlines
Deal found 15/1£181

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 16 January 2026.
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 6/2

09:25-15:30

1 stop5h 05m

Sofia

Mon 9/2

16:00-19:40

1 stop4h 40m

£139

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Fri 13/3

09:25-03:05

1 stop16h 40m

Sofia

Mon 16/3

05:00-19:40

1 stop15h 40m

£139

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Wed 18/3

20:25-15:30

1 stop18h 05m

Sofia

Wed 25/3

16:00-19:40

1 stop4h 40m

£139

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Wed 4/2

20:25-03:05

1 stop5h 40m

Sofia

Mon 9/2

16:00-19:40

1 stop4h 40m

£139

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Wed 17/6

21:15-15:35

1 stop17h 20m

Sofia

Mon 29/6

16:05-09:05

1 stop18h 00m

£156

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Wed 17/6

21:15-15:35

1 stop17h 20m

Sofia

Thu 2/7

16:05-20:25

1 stop5h 20m

£156

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Thu 18/6

21:15-15:35

1 stop17h 20m

Sofia

Thu 2/7

16:05-20:25

1 stop5h 20m

£156

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Wed 15/7

21:15-15:35

1 stop17h 20m

Sofia

Wed 29/7

16:05-20:25

1 stop5h 20m

£156

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Thu 18/6

21:15-15:35

1 stop17h 20m

Sofia

Mon 29/6

16:05-09:05

1 stop18h 00m

£156

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Wed 15/7

21:15-15:35

1 stop17h 20m

Sofia

Thu 30/7

16:05-20:25

1 stop5h 20m

£156

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 12 results
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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 9 January 2026.

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 34 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, October is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Sofia (average of £18). Flying from Brussels Bruxelles-National Airport to Sofia in July is currently the most expensive (average of £126). 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.

How much does it cost for a return flight from Brussels Bruxelles-National Airport to Sofia?

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.

  • How long is the flight from Brussels Bruxelles-National Airport to Sofia?

    Air Serbia can get you from Brussels Bruxelles-National Airport to Sofia in just under 5h 05m. Your travel time can differ by up to . Airlines will cover a distance of 1054 mi.

  • What are the cheapest flights from Brussels Bruxelles-National Airport to Sofia?

    Looking for the cheapest flight from Brussels Bruxelles-National Airport to Sofia? While on average our users pay £110, our data indicates the cheapest price to be £110. The most popular route (Brussels Bruxelles-National - Sofia), is priced around £181.

  • 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, October is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Sofia (average of £18). Flying from Brussels Bruxelles-National Airport to Sofia in July is currently the most expensive (average of £126). 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

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Fly with Cheapflights

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How does Cheapflights help users find flights from Bruxelles-National to Sofia?

Cheapflights helps you search for flights from Bruxelles-National to Sofia via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Bruxelles-National to Sofia?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Bruxelles-National to Sofia.

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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