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Cheap flights from London Heathrow Airport to Bulgaria from £61

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SOF
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Bulgaria

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Bulgaria
Explore the most affordable flight options available from Heathrow to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2026.

Fri 18/910:20
LHR
-
SOF
1 stop5h 40m
LOT
Sun 27/918:45
SOF
-
LHR
1 stop5h 15m
LOT
Deal found 15/4£132
Wed 27/520:50
LHR
-
SOF
1 stop10h 55m
Multiple Airlines
Tue 9/623:25
SOF
-
LHR
1 stop11h 45m
Multiple Airlines
Deal found 14/4£134
Wed 13/515:10
LHR
-
SOF
Nonstop3h 20m
British Airways
Wed 20/521:25
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 15/4£137
Wed 22/415:10
LHR
-
SOF
Nonstop3h 20m
British Airways
Wed 29/421:25
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 14/4£137
Thu 7/510:20
LHR
-
SOF
1 stop5h 40m
LOT
Thu 14/505:25
SOF
-
LHR
1 stop5h 55m
LOT
Deal found 14/4£139
Mon 12/1006:30
LHR
-
SOF
1 stop9h 30m
LOT
Wed 14/1018:45
SOF
-
LHR
1 stop24h 25m
LOT
Deal found 15/4£143
Tue 13/1006:30
LHR
-
SOF
1 stop9h 30m
LOT
Tue 27/1018:35
SOF
-
LHR
1 stop5h 25m
LOT
Deal found 14/4£145
Mon 30/1111:10
LHR
-
SOF
Nonstop3h 10m
British Airways
Sat 5/1212:05
SOF
-
LHR
Nonstop3h 45m
British Airways
Deal found 16/4£146
Mon 30/1111:10
LHR
-
SOF
Nonstop3h 10m
British Airways
Sun 6/1214:30
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 16/4£148
Sun 7/606:30
LHR
-
SOF
1 stop5h 20m
LOT
Tue 16/618:45
SOF
-
LHR
1 stop5h 15m
LOT
Deal found 14/4£148
Fri 28/810:20
LHR
-
SOF
1 stop13h 35m
LOT
Fri 2/1005:25
SOF
-
LHR
1 stop5h 55m
LOT
Deal found 15/4£151
Tue 13/1006:30
LHR
-
SOF
1 stop5h 20m
LOT
Wed 21/1005:25
SOF
-
LHR
1 stop13h 45m
LOT
Deal found 16/4£151

Find flight deals from Heathrow to Bulgaria

Keep the following information in mind while searching for Heathrow to Bulgaria flight deals. Data was last updated 17 April 2026.

Round-trip from

£132

One-way from

£61

Popular in

December

Cheapest in

November

Average price

£158

Good round-trip deal

£181 or less

Good one-way deal

£85 or less
LOT
  • LOT
  • 18/9-27/9
  • 2 total stops
  • 10h 55m total
  • London to Bulgaria
Search Deals
27/5
  • 27/5
  • 1 total stop
  • 10h 55m total
  • London to Bulgaria
Search Deals
High demand for flights, 8% potential price rise
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Bulgaria.
Search Deals
Price to beat on a one-way flight from London Heathrow to Bulgaria.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 17 April 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Mon 11/5

14:05-19:20

Nonstop3h 15m

Sofia

Wed 13/5

21:25-22:45

Nonstop3h 20m

£212

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Mon 25/5

22:15-10:05

1 stop9h 50m

Sofia

Wed 27/5

10:55-15:30

1 stop6h 35m

£218

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Fri 1/5

08:10-13:25

Nonstop3h 15m

Sofia

Fri 8/5

14:15-15:50

Nonstop3h 35m

£227

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 30/4

06:00-18:10

1 stop10h 10m

Sofia

Sun 3/5

18:55-21:40

1 stop4h 45m

£230

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 14/5

13:35-23:15

1 stop7h 40m

Sofia

Mon 1/6

19:25-22:40

1 stop5h 15m

£236

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Fri 15/5

08:10-13:25

Nonstop3h 15m

Sofia

Sun 17/5

21:05-22:25

Nonstop3h 20m

£245

LondonBurgas

LHR - BOJ

LHRBOJ

London Heathrow

Mon 1/6

18:10-13:20

1 stop17h 10m

Bourgas

Mon 8/6

20:15-08:05

1 stop13h 50m

£252

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 14/7

20:05-10:20

1 stop12h 15m

Sofia

Tue 28/7

12:55-21:45

2 stops10h 50m

£261

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Fri 29/5

20:05-12:10

2 stops14h 05m

Sofia

Fri 5/6

15:50-19:20

1 stop5h 30m

£261

LondonVarna

LHR - VAR

LHRVAR

London Heathrow

Thu 18/6

13:30-03:25

1 stop11h 55m

Varna

Sat 20/6

04:25-19:05

1 stop16h 40m

£262

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Heathrow to Bulgaria

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

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Bulgaria (average of £43). Flying from London Heathrow Airport to Bulgaria in August is currently the most expensive (average of £141). 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 LHR to BG?

Find hourly flight availability from Heathrow 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 17 April 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 9% on flights from London Heathrow Airport to Bulgaria by exploring options for tickets in the evening.

How often are flights from London to Bulgaria delayed?

About 14% of weekly flights between London and Bulgaria have experienced delays in the past year, with the average delay time being 115 minutes.

What is the most punctual flight time for London to Bulgaria flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Bulgaria flights?

Over the past year, Bulgaria Air have had the lowest number of delays on this route, with just 10% of flights being delayed.

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 17 April 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Bulgaria, such as Austrian Airlines,LOT, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
902 reviews
Check prices

Boarding

7.6

Comfort

7.3

Crew

8.1

Entertainment

6.8

Food

6.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Austrian Airlines
7.6
Good
902 reviews
Austrian Airlines
7.6
Good
902 reviews
Check prices

Boarding

7.6

Comfort

7.3

Crew

8.1

Entertainment

6.8

Food

6.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
LOT
7.5
Good
1,188 reviews
Austrian Airlines
7.6
Good
902 reviews
Check prices

Boarding

7.6

Comfort

7.3

Crew

8.1

Entertainment

6.8

Food

6.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Lufthansa
6.8
Okay
7,930 reviews
Austrian Airlines
7.6
Good
902 reviews
Check prices

Boarding

7.6

Comfort

7.3

Crew

8.1

Entertainment

6.8

Food

6.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
British Airways
6.7
Okay
7,893 reviews
Austrian Airlines
7.6
Good
902 reviews
Check prices

Boarding

7.6

Comfort

7.3

Crew

8.1

Entertainment

6.8

Food

6.8

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow Airport to Bulgaria?

    There are many flights that can get you from London Heathrow Airport to Bulgaria in 3h 15m. Fly via British Airways, Aegean Airlines, or Austrian Airlines to get the fastest option. The distance from London Heathrow Airport to Bulgaria is about 1267 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as £44 on Wizz Air. Other airlines that offer cheap prices include British Airways from £69 and Bulgaria Air from £85 one-way.

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

    While some choose either London Heathrow - Varna or London Heathrow - Bourgas, London Heathrow - Sofia is the most popular route from London Heathrow Airport to Bulgaria.

  • What are the cheapest flights from London Heathrow Airport to Bulgaria?

    Looking at all options, your cheapest flight can be booked for £80. While the most popular route (London Heathrow - Sofia) can be booked for £139 on average, our data indicates £188 when flying from London Heathrow Airport to Bulgaria.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Bulgaria?

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Bulgaria (average of £43). Flying from London Heathrow Airport to Bulgaria in August is currently the most expensive (average of £141). 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 Heathrow to Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Heathrow to Bulgaria

Discover the top 6 airlines that operate flights from Heathrow 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 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£43Average£154FlexibilityNo cancel feeOn-time83%
Search Wizz Air flights
British AirwaysCheapest£110Average£210FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LOTCheapest£141Average£221FlexibilityNo cancel feeOn-time81%
Search LOT flights
Bulgaria AirCheapest£151Average£228FlexibilityNo cancel feeOn-time73%
Search Bulgaria Air flights
LufthansaCheapest£153Average£246FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Austrian AirlinesCheapest£165Average£274FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines 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 Heathrow to Bulgaria?

Cheapflights helps you search for flights from Heathrow to Bulgaria 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 Heathrow to Bulgaria?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Bulgaria from Heathrow.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Bulgaria flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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