Cheap flights from London to Bulgaria from £21

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 23/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SOF
6 Sep — 13 Sep1
1 adult

Cheap flight deals from London to Bulgaria

Keep the following information in mind while searching for London to Bulgaria flight deals. Data was last updated 1 September 2025.

Round-trip from

£62

One-way from

£21

Popular in

July

Cheapest in

November

Average price

£98

Good round-trip deal

£53 or less

Good one-way deal

£23 or less
Ryanair
  • Ryanair
  • 3/10-5/10
  • Nonstop
  • 6h 15m total
  • London to Bulgaria
Wizz Air
  • Wizz Air
  • 23/10
  • Nonstop
  • 3h 35m total
  • London to Bulgaria
Highest demand for flights based on searches. 28% potential increase in price (£39 potential increase over avg. return price).
Cheapest flight prices on average. 7% potential price decrease (£7 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from London (LON) to Bulgaria.
Price to beat on a one-way flight from London (LON) to Bulgaria.

Find flight deals from London to Bulgaria

Cheapest flights from London to Bulgaria
Explore the most affordable flight options available from London to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2025.

Fri 3/1007:55STN - SOF
Nonstop3h 00mRyanair
Sun 5/1006:15SOF - STN
Nonstop3h 15mRyanair
Deal found 30/8£62
Thu 25/905:30LTN - SOF
1 stop9h 45mMultiple Airlines
Thu 2/1006:10SOF - LTN
Nonstop3h 20mMultiple Airlines
Deal found 31/8£63
Mon 15/1207:35STN - SOF
Nonstop3h 25mRyanair
Wed 24/1206:05SOF - STN
Nonstop3h 25mRyanair
Deal found 31/8£63
Mon 29/908:25LTN - SOF
Nonstop3h 10mWizz Air
Wed 1/1006:45SOF - LTN
1 stop8h 55mWizz Air
Deal found 30/8£64
Thu 25/907:25STN - SOF
Nonstop3h 00mRyanair
Thu 25/918:20SOF - STN
Nonstop3h 15mRyanair
Deal found 30/8£64
Sun 28/921:20LTN - SOF
Nonstop3h 10mWizz Air
Wed 1/1006:45SOF - LTN
1 stop8h 55mWizz Air
Deal found 31/8£64
Sat 13/908:25LTN - SOF
Nonstop3h 10mWizz Air
Wed 8/1019:15SOF - LTN
Nonstop3h 25mWizz Air
Deal found 31/8£65
Tue 16/1205:55STN - SOF
Nonstop3h 25mRyanair
Mon 22/1205:45SOF - STN
Nonstop3h 25mRyanair
Deal found 30/8£65
Tue 16/1205:55STN - SOF
Nonstop3h 25mRyanair
Fri 19/1218:25SOF - STN
Nonstop3h 25mRyanair
Deal found 30/8£66
Mon 29/921:20LTN - SOF
Nonstop3h 10mMultiple Airlines
Tue 30/923:35SOF - LTN
1 stop15h 55mMultiple Airlines
Deal found 31/8£67
Fri 14/1106:10STN - SOF
1 stop8h 00mMultiple Airlines
Sat 15/1122:30SOF - STN
Nonstop3h 25mMultiple Airlines
Deal found 31/8£67
Sun 28/921:20LTN - SOF
Nonstop3h 10mMultiple Airlines
Sun 5/1009:25SOF - LTN
1 stop5h 25mMultiple Airlines
Deal found 31/8£67

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Bulgaria 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 1 September 2025.
Use the filters below to find and compare flights from London to Bulgaria that are best for you.

Fly from

London

Fly to

Bulgaria

Route

Depart

Return

Price

LondonSofia

STN - SOF

STNSOF

London Stansted

Fri 3/10

07:55-12:55

Nonstop3h 00m

Sofia

Sun 5/10

06:15-07:30

Nonstop3h 15m

£62

LondonSofia

LTN - SOF

LTNSOF

London Luton

Tue 14/10

16:55-10:50

1 stop15h 55m

Sofia

Tue 21/10

06:10-07:30

Nonstop3h 20m

£63

LondonSofia

LTN - SOF

LTNSOF

London Luton

Thu 25/9

05:30-17:15

1 stop9h 45m

Sofia

Thu 2/10

06:10-07:30

Nonstop3h 20m

£63

LondonSofia

STN - SOF

STNSOF

London Stansted

Mon 12/1

07:35-13:00

Nonstop3h 25m

Sofia

Sat 17/1

22:30-23:55

Nonstop3h 25m

£63

LondonSofia

STN - SOF

STNSOF

London Stansted

Mon 15/12

07:35-13:00

Nonstop3h 25m

Sofia

Wed 24/12

06:05-07:30

Nonstop3h 25m

£63

LondonSofia

STN - SOF

STNSOF

London Stansted

Tue 23/9

17:25-22:25

Nonstop3h 00m

Sofia

Wed 24/9

05:45-07:00

Nonstop3h 15m

£63

LondonSofia

LTN - SOF

LTNSOF

London Luton

Mon 29/9

08:25-13:35

Nonstop3h 10m

Sofia

Wed 1/10

06:45-13:40

1 stop8h 55m

£64

LondonSofia

STN - SOF

STNSOF

London Stansted

Thu 25/9

07:25-12:25

Nonstop3h 00m

Sofia

Thu 25/9

18:20-19:35

Nonstop3h 15m

£64

LondonSofia

LTN - SOF

LTNSOF

London Luton

Sun 28/9

21:20-02:30

Nonstop3h 10m

Sofia

Wed 1/10

06:45-13:40

1 stop8h 55m

£64

LondonSofia

LTN - SOF

LTNSOF

London Luton

Sat 4/10

21:20-09:00

1 stop9h 40m

Sofia

Tue 14/10

06:10-07:30

Nonstop3h 20m

£64

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Showing 1-10 of 60 results
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Best time to book a flight from London to Bulgaria

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

What is the cheapest month to book a flight from London to Bulgaria?

Currently, January is the cheapest month in which you can book a flight from London to Bulgaria (average of £88). Flying from London to Bulgaria 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 LON to BG?

Find hourly flight availability from London to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 September 2025.

It’s optimal to fly from London to Bulgaria in the morning. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from London to Bulgaria?

Use this chart to determine the cheapest time to fly return from London to Bulgaria. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London to Bulgaria flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Bulgaria

Get insights into the airlines that provide service to Bulgaria. 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 Bulgaria. Reviews last updated 1 September 2025.
Check out reviews from past customers who have flown with Ryanair, Lufthansa, andWizz Air from London to Bulgaria to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

6.5

Food

6.0

Crew

7.5

Overall

6.8

Boarding

6.7

Entertainment

5.6

Reviews

1 / 20
8.0
Excellent

Chris,Mar 2025

BRS - SOF

No real entertainment but I want expecting any tbh so not really a negative. Flight was smooth, quick and bag drop and boarding smooth and simple. Staff were friendly.

Comfort

6.5

Food

6.0

Crew

7.5

Overall

6.8

Boarding

6.7

Entertainment

5.6

Reviews

1 / 20
8.0
Excellent

Chris,Mar 2025

BRS - SOF

No real entertainment but I want expecting any tbh so not really a negative. Flight was smooth, quick and bag drop and boarding smooth and simple. Staff were friendly.

Comfort

6.5

Food

6.0

Crew

7.5

Overall

6.8

Boarding

6.7

Entertainment

5.6

Reviews

1 / 20
8.0
Excellent

Chris,Mar 2025

BRS - SOF

No real entertainment but I want expecting any tbh so not really a negative. Flight was smooth, quick and bag drop and boarding smooth and simple. Staff were friendly.

Comfort

6.5

Food

6.0

Crew

7.5

Overall

6.8

Boarding

6.7

Entertainment

5.6

Reviews

1 / 20
8.0
Excellent

Chris,Mar 2025

BRS - SOF

No real entertainment but I want expecting any tbh so not really a negative. Flight was smooth, quick and bag drop and boarding smooth and simple. Staff were friendly.

Comfort

6.5

Food

6.0

Crew

7.5

Overall

6.8

Boarding

6.7

Entertainment

5.6

Reviews

1 / 20
8.0
Excellent

Chris,Mar 2025

BRS - SOF

No real entertainment but I want expecting any tbh so not really a negative. Flight was smooth, quick and bag drop and boarding smooth and simple. Staff were friendly.

Related info for your journey

Find useful and relevant information for your journey from London to Bulgaria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from London to Bulgaria?

    A quick flight from London to Bulgaria can take about 3h. Ryanair provides one of the quickest options available for as low as £62. There are 1249 mi between London and Bulgaria. All flights are typically direct.

  • What are the cheapest airlines to fly from London to Bulgaria one-way?

    The cheapest airline one-way is Wizz Air, with whom users have recently found tickets for as low as £21. However, be on the lookout for offers from Wizz Air and Ryanair, as they are both options that can get you from London to Bulgaria for a low price.

  • What are the most popular routes from London to Bulgaria?

  • What are the most reliable airlines from London to Bulgaria?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Bulgaria on time: Bulgaria Air (91%), American Airlines (69%), British Airways (69%).

  • What are the cheapest flights from London to Bulgaria?

    The cheapest flight price from London to Bulgaria is £84. On average you can expect to pay £325. The most popular route, (London Heathrow - Sofia), can usually be booked for £104.

  • Can I find deals for flights from London to Bulgaria that include hotel bookings?

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

  • How can I find direct flights from London to Bulgaria?

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

  • Can I find deals for business class flights from London to Bulgaria?

    Yes. Cheapflights offers flight deals from London 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.

  • What is the cheapest month to book a flight from London to Bulgaria?

    Currently, January is the cheapest month in which you can book a flight from London to Bulgaria (average of £88). Flying from London to Bulgaria 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

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Alternative routes for London to Bulgaria

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

Top 10 airlines flying from London to Bulgaria

Discover the top 10 airlines that operate flights from London to Bulgaria. 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 858,174 searches. Data last updated 1 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£33Average£167FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
Wizz AirCheapest£36Average£143FlexibilityNo cancel feeOn-time83%
Search Wizz Air flights
RyanairCheapest£43Average£143FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Air SerbiaCheapest£53Average£151FlexibilityNo cancel feeOn-timeN/A
Search Air Serbia flights
easyJetCheapest£61Average£206FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£96Average£194FlexibilityNo cancel feeOn-time70%
Search British Airways flights
TUI AirwaysCheapest£124Average£321FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
LOTCheapest£138Average£203FlexibilityNo cancel feeOn-time81%
Search LOT flights
LufthansaCheapest£140Average£248FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Bulgaria AirCheapest£154Average£284FlexibilityNo cancel feeOn-time73%
Search Bulgaria Air flights

Fly with Cheapflights

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 London to Bulgaria?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Bulgaria from London today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Bulgaria for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from London to Bulgaria with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from London to Bulgaria and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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