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Cheap flights from London Heathrow Airport to Bulgaria from £68

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SOF
21 Apr — 28 Apr1
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 22 March 2026.

Sun 19/414:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Mon 27/420:10
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 20/3£113
Sun 19/414:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Wed 29/421:25
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 22/3£114
Wed 29/415:10
LHR
-
SOF
Nonstop3h 20m
British Airways
Wed 6/521:25
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 19/3£115
Sun 22/307:50
LHR
-
SOF
Nonstop3h 10m
British Airways
Sun 29/321:05
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 19/3£116
Wed 22/415:10
LHR
-
SOF
Nonstop3h 20m
British Airways
Wed 29/421:25
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 22/3£118
Wed 22/415:10
LHR
-
SOF
Nonstop3h 20m
British Airways
Mon 27/420:10
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 18/3£123
Sun 19/414:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Sun 3/521:05
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 22/3£124
Wed 22/415:10
LHR
-
SOF
Nonstop3h 20m
British Airways
Sun 3/521:05
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 22/3£129
Wed 15/415:10
LHR
-
SOF
Nonstop3h 20m
British Airways
Wed 29/421:25
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 20/3£130
Fri 17/412:15
LHR
-
SOF
1 stop6h 15m
Multiple Airlines
Fri 24/415:20
SOF
-
LHR
Nonstop3h 25m
Multiple Airlines
Deal found 18/3£132
Thu 14/517:50
LHR
-
VAR
1 stop13h 10m
Lufthansa
Mon 18/512:15
VAR
-
LHR
1 stop12h 25m
Lufthansa
Deal found 21/3£160
Sun 31/519:25
LHR
-
VAR
1 stop5h 55m
Air Serbia
Fri 5/604:30
VAR
-
LHR
1 stop10h 00m
Air Serbia
Deal found 18/3£165

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 22 March 2026.

Round-trip from

£113

One-way from

£68

Popular in

December

Cheapest in

November

Average price

£94

Good round-trip deal

£149 or less

Good one-way deal

£84 or less
British Airways
  • British Airways
  • 19/4-27/4
  • Nonstop
  • 6h 35m total
  • London to Bulgaria
Search Deals
Aegean Airlines
  • Aegean Airlines
  • 6/4
  • 1 total stop
  • 9h 50m total
  • London to Bulgaria
Search Deals
High demand for flights, 8% potential price rise
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 22 March 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

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Wed 29/4

13:35-23:00

1 stop7h 25m

Sofia

Wed 6/5

12:55-18:25

1 stop7h 30m

£154

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Mon 15/6

09:30-18:10

1 stop6h 40m

Sofia

Fri 17/7

19:25-22:40

1 stop5h 15m

£183

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 14/7

06:30-13:25

1 stop4h 55m

Sofia

Sat 25/7

11:50-16:40

1 stop6h 50m

£183
Fastest return journey

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Wed 22/4

15:10-20:30

Nonstop3h 20m

Sofia

Sun 26/4

21:05-22:25

Nonstop3h 20m

£191

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 14/7

06:30-13:25

1 stop4h 55m

Sofia

Sun 26/7

13:50-17:40

1 stop5h 50m

£193

LondonVarna

LHR - VAR

LHRVAR

London Heathrow

Thu 14/5

18:30-09:00

2 stops12h 30m

Varna

Mon 18/5

12:15-22:40

1 stop12h 25m

£204

LondonVarna

LHR - VAR

LHRVAR

London Heathrow

Sat 2/5

19:30-08:40

1 stop11h 10m

Varna

Sat 9/5

09:20-17:40

1 stop10h 20m

£205

LondonVarna

LHR - VAR

LHRVAR

London Heathrow

Fri 8/5

16:25-08:35

2 stops14h 10m

Varna

Mon 11/5

12:15-19:40

1 stop9h 25m

£213

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 9/4

06:00-18:40

2 stops10h 40m

Sofia

Thu 23/4

11:05-16:25

1 stop7h 20m

£222

LondonVarna

LHR - VAR

LHRVAR

London Heathrow

Fri 8/5

19:30-08:35

1 stop11h 05m

Varna

Sun 10/5

09:40-17:40

1 stop10h 00m

£223

Flights are sorted by cheapest return flights first.

Deals found on 18/3

Showing 1-10 of 57 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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Bulgaria (average of £65). Flying from London Heathrow Airport to Bulgaria in August is currently the most expensive (average of £180). 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 22 March 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 12% on flights from London Heathrow Airport to Bulgaria by exploring options for tickets at midday.

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 22 March 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
900 reviews
Check prices

Comfort

7.3

Entertainment

6.8

Crew

8.1

Food

6.8

Overall

7.6

Boarding

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
900 reviews
Austrian Airlines
7.6
Good
900 reviews
Check prices

Comfort

7.3

Entertainment

6.8

Crew

8.1

Food

6.8

Overall

7.6

Boarding

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
1,184 reviews
Austrian Airlines
7.6
Good
900 reviews
Check prices

Comfort

7.3

Entertainment

6.8

Crew

8.1

Food

6.8

Overall

7.6

Boarding

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
7,862 reviews
Austrian Airlines
7.6
Good
900 reviews
Check prices

Comfort

7.3

Entertainment

6.8

Crew

8.1

Food

6.8

Overall

7.6

Boarding

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
7,809 reviews
Austrian Airlines
7.6
Good
900 reviews
Check prices

Comfort

7.3

Entertainment

6.8

Crew

8.1

Food

6.8

Overall

7.6

Boarding

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 20m. Fly via Lufthansa, British Airways, 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 £70 and Bulgaria Air from £87 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 £78. While the most popular route (London Heathrow - Sofia) can be booked for £113 on average, our data indicates £161 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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Bulgaria (average of £65). Flying from London Heathrow Airport to Bulgaria in August is currently the most expensive (average of £180). 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

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Top 8 airlines flying from Heathrow to Bulgaria

Discover the top 8 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 22 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£48Average£155FlexibilityNo cancel feeOn-time83%
Search Wizz Air flights
RyanairCheapest£60Average£102FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£102Average£214FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LOTCheapest£143Average£235FlexibilityNo cancel feeOn-time81%
Search LOT flights
Bulgaria AirCheapest£153Average£233FlexibilityNo cancel feeOn-time73%
Search Bulgaria Air flights
LufthansaCheapest£154Average£249FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Austrian AirlinesCheapest£168Average£275FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
EurowingsCheapest£300Average£442FlexibilityNo cancel feeOn-time87%
Search Eurowings 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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