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$98+ Cheap flights from Bruxelles-National (BRU) to Sofia (SOF)

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — SOF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 Thursday or Tuesday and return on a Tuesday

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 June 12, 2025.

Round-trip from

$211
(FlightHub)

One-way from

$98
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$134
From Brussels Bruxelles-National to Sofia
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One-way flight from Brussels Bruxelles-National to Sofia
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Highest demand for flights based on searches. 33% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Air Serbia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:25 pmBRU - SOF
1 stop5h 35mAir Serbia
Fri 1/25:00 amSOF - BRU
1 stop4h 40mAir Serbia
Deal found 6/10$192
This FlightHub deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:55 pmBRU - SOF
1 stop16h 10mITA Airways
Wed 9/1012:55 pmSOF - BRU
1 stop22h 45mITA Airways
Deal found 6/12$211
This Mytrip deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/206:05 amBRU - SOF
1 stop10h 00mMultiple Airlines
Fri 6/275:55 pmSOF - BRU
1 stop28h 40mMultiple Airlines
Deal found 6/12$225
This Austrian Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/319:50 amBRU - SOF
1 stop13h 05mAustrian Airlines
Mon 9/86:55 pmSOF - BRU
1 stop5h 30mAustrian Airlines
Deal found 6/12$242
This Lufthansa deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/68:55 amBRU - SOF
1 stop13h 05mLufthansa
Sun 9/712:45 pmSOF - BRU
1 stop4h 30mLufthansa
Deal found 6/12$243
This SmartFares deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/38:35 pmBRU - SOF
Nonstop2h 20mBulgaria Air
Wed 9/106:05 pmSOF - BRU
Nonstop2h 40mBulgaria Air
Deal found 6/12$252
This SWISS deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/16:00 pmBRU - SOF
1 stop17h 30mSWISS
Thu 9/1112:45 pmSOF - BRU
2 stops22h 30mSWISS
Deal found 6/12$284
This Aegean Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aegean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2611:25 amBRU - SOF
1 stop7h 05mAegean Airlines
Thu 10/3011:15 amSOF - BRU
2 stops8h 20mAegean Airlines
Deal found 6/11$356

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 12, 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

Tue 9/2

6:55 pm-12:05 pm

1 stop16h 10m

Sofia

Wed 9/10

12:55 pm-10:40 am

1 stop22h 45m

$211

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Sun 8/31

9:50 am-3:20 pm

1 stop4h 30m

Sofia

Wed 9/10

6:55 pm-11:25 pm

1 stop5h 30m

$242

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Sat 9/6

8:55 am-11:00 pm

1 stop13h 05m

Sofia

Sun 9/7

12:45 pm-4:15 pm

1 stop4h 30m

$243

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Tue 7/1

8:40 am-4:20 pm

1 stop6h 40m

Sofia

Sun 7/6

11:45 pm-8:35 am

1 stop9h 50m

$245

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Wed 9/3

8:35 pm-11:55 pm

Nonstop2h 20m

Sofia

Wed 9/10

6:05 pm-7:45 pm

Nonstop2h 40m

$252

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Mon 9/1

8:05 pm-12:30 pm

1 stop15h 25m

Sofia

Wed 9/10

12:45 pm-10:15 am

2 stops22h 30m

$284

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Sun 10/26

11:25 am-7:30 pm

1 stop7h 05m

Sofia

Thu 10/30

11:15 am-6:35 pm

2 stops8h 20m

$356

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Wed 9/3

4:05 pm-12:30 am

1 stop7h 25m

$98

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Wed 11/19

8:25 pm-3:00 am

1 stop5h 35m

$107

BrusselsSofia

BRU - SOF

BRUSOF

Brussels Bruxelles-National

Thu 9/4

6:55 pm-5:10 pm

1 stop21h 15m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 16 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 round-trip 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 round-trip flight from Bruxelles-National to Sofia. Price data was last updated on June 9, 2025.

The price you pay for your flight from Brussels Bruxelles-National Airport to Sofia may vary depending on when you book. For the best chance of a lower fare, look to book 81 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Sofia (average of $632). Flying from Brussels Bruxelles-National Airport to Sofia in June is currently the most expensive (average of $1,203). 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 June 12, 2025.

It’s typically best to fly out from Brussels Bruxelles-National Airport to Sofia at noon. Doing so could potentially save you 78% on the flight price compared to flying in the evening, which is usually more expensive.

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 1.2 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Sofia when rainfall is around 1.2 in.

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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 June 12, 2025.
Get a feel of what it's like to fly with Aegean Airlines, Austrian Airlines and SWISS from Brussels to Sofia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Food

7.4

Boarding

7.8

Comfort

7.9

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.2
Very good
759 reviews
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Food

7.4

Boarding

7.8

Comfort

7.9

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Austrian Airlines
7.6
Good
802 reviews
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Food

7.4

Boarding

7.8

Comfort

7.9

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
SWISS
7.5
Good
1,623 reviews
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Food

7.4

Boarding

7.8

Comfort

7.9

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
easyJet
6.9
Okay
1,812 reviews
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Food

7.4

Boarding

7.8

Comfort

7.9

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Ryanair
6.9
Okay
5,121 reviews
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Food

7.4

Boarding

7.8

Comfort

7.9

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

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?

    Most people fly into Sofia (SOF) if they book a flight to Sofia from Brussels Bruxelles-National. On average, Sofia has 0 inbound flights from Brussels Bruxelles-National per day from 4 airlines. Sofia is conveniently located just 4.2 mi from Sofia’s city center.

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

    ITA Airways, at $211, was found to be the cheapest airline from Brussels Bruxelles-National Airport to Sofia.Alternate airlines to your destination round-trip include Austrian Airlines and Lufthansa.

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

    For one-way options, check prices for Air Serbia. According to our data, you can fly for as low as $107. Users have also found prices from $124 and $125 on ITA Airways and Ryanair, 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 vacation 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, November is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Sofia (average of $632). Flying from Brussels Bruxelles-National Airport to Sofia in June is currently the most expensive (average of $1,203). 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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Top 4 airlines flying from Bruxelles-National to Sofia

Discover the top 4 airlines that operate flights from Bruxelles-National to Sofia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest$28Average$161FlexibilityNo cancel feeOn-timeN/A
Wizz AirCheapest$36Average$120FlexibilityNo cancel feeOn-time83%
Air SerbiaCheapest$70Average$163FlexibilityNo cancel feeOn-timeN/A
Bulgaria AirCheapest$234Average$279FlexibilityNo cancel feeOn-time73%

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