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Cheap flights from London Heathrow Airport to Bulgaria from £70

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 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SOF
15 Mar — 22 Mar1
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 13 February 2026.

Wed 18/314:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Wed 25/321:00
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 11/2£103
Wed 18/314:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Mon 23/317:25
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 10/2£103
Sat 21/306:05
LHR
-
SOF
Nonstop3h 10m
British Airways
Mon 23/317:25
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 12/2£109
Sat 21/306:05
LHR
-
SOF
Nonstop3h 10m
British Airways
Wed 25/321:00
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 12/2£112
Wed 18/314:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Sun 29/321:05
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 10/2£114
Tue 10/322:15
LHR
-
SOF
1 stop15h 15m
Aegean Airlines
Tue 17/320:20
SOF
-
LHR
1 stop23h 35m
Aegean Airlines
Deal found 10/2£120
Wed 11/314:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Wed 25/321:00
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 11/2£122
Wed 11/314:55
LHR
-
SOF
Nonstop3h 15m
British Airways
Wed 18/321:00
SOF
-
LHR
Nonstop3h 30m
British Airways
Deal found 11/2£122
Mon 9/316:35
LHR
-
SOF
1 stop24h 55m
Aegean Airlines
Fri 13/320:20
SOF
-
LHR
1 stop26h 55m
Aegean Airlines
Deal found 9/2£123
Wed 18/322:15
LHR
-
SOF
1 stop19h 15m
Aegean Airlines
Wed 25/320:20
SOF
-
LHR
1 stop21h 10m
Aegean Airlines
Deal found 11/2£124
Wed 11/322:15
LHR
-
SOF
1 stop19h 15m
Multiple Airlines
Wed 18/321:00
SOF
-
LHR
Nonstop3h 30m
Multiple Airlines
Deal found 11/2£125
Wed 22/415:10
LHR
-
SOF
Nonstop3h 20m
British Airways
Wed 29/421:25
SOF
-
LHR
Nonstop3h 20m
British Airways
Deal found 10/2£126

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 13 February 2026.

Round-trip from

£103

One-way from

£70

Popular in

December

Cheapest in

November

Average price

£144

Good round-trip deal

£208 or less

Good one-way deal

£101 or less
British Airways
  • British Airways
  • 18/3-25/3
  • Nonstop
  • 6h 45m total
  • London to Bulgaria
Search Deals
Aegean Airlines
  • Aegean Airlines
  • 13/3
  • 1 total stop
  • 18h 10m 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 February 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 13 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Bulgaria that are best for you.

Fly from

Heathrow

Fly to

Bulgaria

Route

Depart

Return

Price

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 7/3

06:05-11:15

Nonstop3h 10m

Sofia

Wed 11/3

21:00-22:30

Nonstop3h 30m

£149

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 24/3

07:40-18:20

1 stop8h 40m

Sofia

Mon 20/4

19:25-22:40

1 stop5h 15m

£153

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Wed 18/3

11:10-18:20

1 stop5h 10m

Sofia

Sun 22/3

19:05-22:55

1 stop5h 50m

£153

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 12/3

06:35-13:15

1 stop4h 40m

Sofia

Thu 26/3

14:00-18:35

1 stop6h 35m

£154

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Fri 13/3

06:35-13:15

1 stop4h 40m

Sofia

Sun 15/3

19:05-22:55

1 stop5h 50m

£154

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 3/3

06:35-13:15

1 stop4h 40m

Sofia

Sat 7/3

14:00-19:35

1 stop7h 35m

£154

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 24/2

13:50-22:45

1 stop6h 55m

Sofia

Sun 1/3

19:05-22:55

1 stop5h 50m

£154

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 26/2

13:50-22:45

1 stop6h 55m

Sofia

Mon 2/3

19:05-22:55

1 stop5h 50m

£154

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 12/3

06:35-13:15

1 stop4h 40m

Sofia

Mon 16/3

19:05-22:55

1 stop5h 50m

£154

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 12/3

13:50-22:45

1 stop6h 55m

Sofia

Thu 19/3

14:00-17:05

1 stop5h 05m

£154

Flights are sorted by cheapest return flights first.

Deals found on 10/2

Showing 1-10 of 60 results
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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 £62). Flying from London Heathrow Airport to Bulgaria in August is currently the most expensive (average of £171). 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 13 February 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 27% 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 16% of weekly flights between London and Bulgaria have experienced delays in the past year, with the average delay time being 114 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?

Thursday tends to have the lowest number of delays on this route, whereas Wednesday 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 13% 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 13 February 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Bulgaria, such as LOT, Austrian Airlines, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.5
Good
1,179 reviews
Check prices

Crew

8.2

Entertainment

6.9

Comfort

7.4

Overall

7.5

Boarding

7.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Goh Hua Sheng,Dec 2025

WAW - KRK

even though it was only a one hour flight the cabin crew were polite and detail oriented
LOT
7.5
Good
1,179 reviews
LOT
7.5
Good
1,179 reviews
Check prices

Crew

8.2

Entertainment

6.9

Comfort

7.4

Overall

7.5

Boarding

7.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Goh Hua Sheng,Dec 2025

WAW - KRK

even though it was only a one hour flight the cabin crew were polite and detail oriented
Austrian Airlines
7.5
Good
896 reviews
LOT
7.5
Good
1,179 reviews
Check prices

Crew

8.2

Entertainment

6.9

Comfort

7.4

Overall

7.5

Boarding

7.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Goh Hua Sheng,Dec 2025

WAW - KRK

even though it was only a one hour flight the cabin crew were polite and detail oriented
Lufthansa
6.8
Okay
7,780 reviews
LOT
7.5
Good
1,179 reviews
Check prices

Crew

8.2

Entertainment

6.9

Comfort

7.4

Overall

7.5

Boarding

7.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Goh Hua Sheng,Dec 2025

WAW - KRK

even though it was only a one hour flight the cabin crew were polite and detail oriented
British Airways
6.7
Okay
7,733 reviews
LOT
7.5
Good
1,179 reviews
Check prices

Crew

8.2

Entertainment

6.9

Comfort

7.4

Overall

7.5

Boarding

7.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Goh Hua Sheng,Dec 2025

WAW - KRK

even though it was only a one hour flight the cabin crew were polite and detail oriented

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 10m. Fly via British Airways, Lufthansa, 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 £27 on Wizz Air. Other airlines that offer cheap prices include British Airways from £68 and Bulgaria Air from £91 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 £76. While the most popular route (London Heathrow - Sofia) can be booked for £112 on average, our data indicates £179 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 £62). Flying from London Heathrow Airport to Bulgaria in August is currently the most expensive (average of £171). 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 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 13 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£43Average£131FlexibilityNo cancel feeOn-time83%
Search Wizz Air flights
RyanairCheapest£76Average£88FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£97Average£204FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£154Average£240FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
LOTCheapest£155Average£242FlexibilityNo cancel feeOn-time81%
Search LOT flights
Bulgaria AirCheapest£162Average£229FlexibilityNo cancel feeOn-time73%
Search Bulgaria Air flights
Austrian AirlinesCheapest£164Average£262FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
EurowingsCheapest£293Average£439FlexibilityNo 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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