Cheap flights from Brussels Bruxelles-National Airport to Sofia from £110
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 15/12. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — SOF
4 Jan — 11 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Brussels Bruxelles-National to Sofia are usually found in January or March, booked 34 days in advance, depart on a Tuesday or Wednesday and return on a Monday
Cheap 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 5 December 2025.
Thu 18/1206:45BRU - SOF
1 stop5h 30mLufthansa
Thu 25/1214:00SOF - BRU
2 stops9h 30mLufthansa
Deal found 3/12£298
Sun 7/1220:10BRU - SOF
2 stops15h 50mSWISS
Mon 8/1215:00SOF - BRU
1 stop4h 50mSWISS
Deal found 3/12£306
Sat 20/1206:45BRU - SOF
1 stop5h 30mLufthansa
Tue 23/1206:05SOF - BRU
1 stop8h 05mLufthansa
Deal found 3/12£343
Fri 19/1206:45BRU - SOF
1 stop5h 30mLufthansa
Thu 25/1214:00SOF - BRU
2 stops9h 30mLufthansa
Deal found 3/12£353
Fri 12/1220:10BRU - SOF
2 stops16h 05mSWISS
Sun 14/1211:00SOF - BRU
2 stops22h 15mSWISS
Deal found 3/12£362
Sun 7/1220:10BRU - SOF
2 stops15h 50mSWISS
Thu 11/1216:00SOF - BRU
2 stops7h 30mSWISS
Deal found 4/12£375
Tue 16/1210:00BRU - SOF
2 stops7h 20mSWISS
Thu 18/1216:00SOF - BRU
2 stops7h 30mSWISS
Deal found 3/12£385
Thu 18/1206:45BRU - SOF
1 stop5h 30mLufthansa
Wed 24/1206:10SOF - BRU
2 stops12h 05mLufthansa
Deal found 3/12£387
Thu 18/1206:40BRU - SOF
2 stops10h 40mSWISS
Thu 25/1216:00SOF - BRU
2 stops7h 30mSWISS
Deal found 3/12£402
Sat 20/1220:10BRU - SOF
2 stops16h 05mSWISS
Thu 25/1216:00SOF - BRU
2 stops7h 30mSWISS
Deal found 3/12£408
Sat 20/1220:10BRU - SOF
1 stop13h 05mSWISS
Tue 23/1214:00SOF - BRU
2 stops24h 35mSWISS
Deal found 3/12£428
Best flights from Bruxelles-National to Sofia
Discover carefully curated flight deals from Bruxelles-National to Sofia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 December 2025.
Fri 16/109:25BRU - SOF
1 stop5h 05mAir Serbia
Mon 19/116:00SOF - BRU
1 stop4h 40mAir Serbia
Deal found 3/12£139
Thu 15/115:45BRU - SOF
1 stop25h 15mAustrian Airlines
Mon 19/118:45SOF - BRU
1 stop17h 05mAustrian Airlines
Deal found 4/12£184
Fri 29/511:35BRU - SOF
1 stop4h 35mITA Airways
Sun 31/518:00SOF - BRU
1 stop17h 40mITA Airways
Deal found 3/12£196
Fri 16/120:10BRU - SOF
2 stops16h 05mSWISS
Mon 19/113:45SOF - BRU
2 stops8h 45mSWISS
Deal found 3/12£227
Mon 19/120:25BRU - SOF
1 stop18h 05mAir Serbia
Fri 23/105:00SOF - BRU
1 stop4h 40mAir Serbia
Deal found 3/12£140
Fri 13/209:25BRU - SOF
1 stop5h 05mAir Serbia
Mon 16/216:00SOF - BRU
1 stop4h 40mAir Serbia
Deal found 4/12£169
Wed 13/521:15BRU - SOF
1 stop17h 20mAir Serbia
Mon 25/516:05SOF - BRU
1 stop5h 20mAir Serbia
Deal found 4/12£169
Mon 19/118:00BRU - SOF
2 stops18h 15mSWISS
Mon 26/113:45SOF - BRU
2 stops6h 05mSWISS
Deal found 5/12£228
Last-minute flights from Bruxelles-National to Sofia
Discover last-minute flight deals from Bruxelles-National to Sofia. Data last updated 5 December 2025 and is based on user searches.
Thu 8/106:20BRU - SOF
2 stops7h 55mSWISS
Mon 12/113:45SOF - BRU
2 stops20h 05mSWISS
Deal found 3/12£235
Thu 15/115:45BRU - SOF
1 stop25h 15mAustrian Airlines
Mon 19/118:45SOF - BRU
1 stop17h 05mAustrian Airlines
Deal found 4/12£184
Thu 15/106:20BRU - SOF
2 stops7h 55mSWISS
Mon 19/113:45SOF - BRU
2 stops8h 45mSWISS
Deal found 4/12£235
Fri 16/109:25BRU - SOF
1 stop5h 05mAir Serbia
Mon 19/116:00SOF - BRU
1 stop4h 40mAir Serbia
Deal found 3/12£139
Fri 16/109:35BRU - SOF
1 stop12h 10mLufthansa
Mon 19/106:05SOF - BRU
1 stop8h 05mLufthansa
Deal found 3/12£185
Fri 16/120:10BRU - SOF
2 stops16h 05mSWISS
Mon 19/115:00SOF - BRU
1 stop4h 50mSWISS
Deal found 3/12£205
Mon 19/120:25BRU - SOF
1 stop18h 05mAir Serbia
Fri 23/105:00SOF - BRU
1 stop4h 40mAir Serbia
Deal found 3/12£140
Mon 19/118:00BRU - SOF
2 stops18h 15mSWISS
Mon 26/113:45SOF - BRU
2 stops6h 05mSWISS
Deal found 5/12£228
One-way flights from Bruxelles-National to Sofia
Search for one-way flight options from Bruxelles-National to Sofia. Find affordable one-way fares based on user searches. Data last updated 5 December 2025.
Mon 15/1220:25BRU - SOF
1 stop18h 05mAir Serbia
Deal found 4/12£110
Sun 1/219:55BRU - SOF
1 stop21h 05mAustrian Airlines
Deal found 4/12£128
Sat 20/1220:10BRU - SOF
2 stops16h 05mSWISS
Deal found 4/12£379
Tue 17/218:20BRU - SOF
3 stops53h 25mMultiple Airlines
Deal found 3/12£834
Find 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 5 December 2025.
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 5 December 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 16/1
09:25-15:30
1 stop5h 05m
Sofia
Mon 19/1
16:00-19:40
1 stop4h 40m
£139
BrusselsSofia
BRU - SOF
BRUSOF
Brussels Bruxelles-National
Mon 19/1
20:25-15:30
1 stop18h 05m
Sofia
Fri 23/1
05:00-08:40
1 stop4h 40m
£140
BrusselsSofia
BRU - SOF
BRUSOF
Brussels Bruxelles-National
Fri 13/2
09:25-15:30
1 stop5h 05m
Sofia
Mon 16/2
16:00-19:40
1 stop4h 40m
£169
BrusselsSofia
BRU - SOF
BRUSOF
Brussels Bruxelles-National
Wed 13/5
21:15-15:35
1 stop17h 20m
Sofia
Mon 25/5
16:05-20:25
1 stop5h 20m
£169
BrusselsSofia
BRU - SOF
BRUSOF
Brussels Bruxelles-National
Thu 15/1
15:45-18:00
1 stop25h 15m
Sofia
Mon 19/1
18:45-10:50
1 stop17h 05m
£184
BrusselsSofia
BRU - SOF
BRUSOF
Brussels Bruxelles-National
Fri 29/5
11:35-17:10
1 stop4h 35m
Sofia
Sun 31/5
18:00-10:40
1 stop17h 40m
£196
BrusselsSofia
BRU - SOF
BRUSOF
Brussels Bruxelles-National
Fri 16/1
20:10-13:15
2 stops16h 05m
Sofia
Mon 19/1
13:45-21:30
2 stops8h 45m
£227
BrusselsSofia
BRU - SOF
BRUSOF
Brussels Bruxelles-National
Mon 19/1
18:00-13:15
2 stops18h 15m
Sofia
Mon 26/1
13:45-18:50
2 stops6h 05m
£228
BrusselsSofia
BRU - SOF
BRUSOF
Brussels Bruxelles-National
Mon 15/12
20:25-15:30
1 stop18h 05m
£110
BrusselsSofia
BRU - SOF
BRUSOF
Brussels Bruxelles-National
Sun 1/2
19:55-18:00
1 stop21h 05m
£128
Flights are sorted by cheapest return flights first.
Deals found on 4/12
Showing 1-10 of 12 results
1
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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
Prices
Delays
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 28 November 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 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, January is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Sofia (average of £14). Flying from Brussels Bruxelles-National Airport to Sofia in July is currently the most expensive (average of £124). 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 5 December 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 in the afternoon, which can drop the price by up to 89% versus a flight at midday.
How much does it cost for a return flight from Brussels Bruxelles-National Airport to Sofia?
How often are flights from Brussels to Sofia delayed?
About 51% of weekly flights between Brussels and Sofia have experienced delays in the past year, with the average delay time being 98 minutes.
What is the most punctual flight time for Brussels to Sofia flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Brussels to Sofia flights?
Over the past year, Bulgaria Air have had the lowest number of delays on this route, with just 51% of flights being delayed.
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 £111, our data indicates the cheapest price to be £111. The most popular route (Brussels Bruxelles-National - Sofia), is priced around £136.
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 £14). Flying from Brussels Bruxelles-National Airport to Sofia in July is currently the most expensive (average of £124). 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.
Browse through other flights departing from Bruxelles-National. Flights are based on user searches made on Cheapflights and were last updated on 5 December 2025.
Explore flights to Sofia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 5 December 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
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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