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Cheap flights from London Heathrow Airport to Bulgaria from £65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Bulgaria departing on 15/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to Bulgaria

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
06:05 - 11:15LHR-SOF
3h 10mdirect
British Airways Logo
12:05 - 13:50SOF-LHR
3h 45mdirect
£100British Airways
Find Deal
Sat, 29 Nov - Sat, 6 Dec
British Airways Logo
07:50 - 13:00LHR-SOF
3h 10mdirect
British Airways Logo
21:00 - 22:30SOF-LHR
3h 30mdirect
£112British Airways
Find Deal
Sun, 25 Jan - Wed, 28 Jan
Aegean Airlines Logo
22:15 - 10:25LHR-SOF
10h 10m1 stop
Aegean Airlines Logo
12:50 - 17:55SOF-LHR
7h 05m1 stop
£116Aegean Airlines
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Sun, 1 Feb - Sun, 8 Feb
Multiple Airlines Logo
22:15 - 19:30LHR-SOF
19h 15m1 stop
Multiple Airlines Logo
21:00 - 22:30SOF-LHR
3h 30mdirect
£119Multiple Airlines
Find Deal
Mon, 9 Mar - Wed, 25 Mar
Aegean Airlines Logo
22:15 - 15:20LHR-SOF
15h 05m1 stop
Aegean Airlines Logo
11:15 - 17:55SOF-LHR
8h 40m1 stop
£121Aegean Airlines
Find Deal
Fri, 6 Feb - Mon, 9 Feb
Aegean Airlines Logo
22:15 - 19:30LHR-SOF
19h 15m1 stop
Aegean Airlines Logo
20:20 - 17:55SOF-LHR
23h 35m1 stop
£123Aegean Airlines
Find Deal
Thu, 15 Jan - Sun, 18 Jan
Multiple Airlines Logo
12:15 - 20:30LHR-SOF
6h 15m1 stop
Multiple Airlines Logo
16:05 - 12:35SOF-LHR
22h 30m1 stop
£133Multiple Airlines
Find Deal
Fri, 24 Apr - Tue, 28 Apr
Austrian Airlines Logo
06:00 - 15:15LHR-VAR
7h 15m1 stop
Austrian Airlines Logo
16:00 - 21:40VAR-LHR
7h 40m1 stop
£160Austrian Airlines
Find Deal
Wed, 11 Feb - Wed, 18 Feb
Austrian Airlines Logo
06:00 - 15:15LHR-VAR
7h 15m1 stop
Austrian Airlines Logo
16:00 - 21:40VAR-LHR
7h 40m1 stop
£161Austrian Airlines
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Fri, 27 Feb - Fri, 6 Mar
Lufthansa Logo
16:40 - 15:15LHR-VAR
20h 35m2 stops
Lufthansa Logo
16:00 - 22:55VAR-LHR
8h 55m2 stops
£209Lufthansa
Find Deal
Fri, 27 Feb - Fri, 6 Mar

British Airways flights from London Heathrow Airport to Bulgaria

Our best British Airways deals on London Heathrow Airport to Bulgaria flight tickets
British Airways
29 Nov
LHR06:05London Heathrow
3h 10m
SOF11:15Sofia
6 Dec
SOF12:05Sofia
3h 45m
LHR13:50London Heathrow
£100
Find similar
British Airways
25 Jan
LHR07:50London Heathrow
3h 10m
SOF13:00Sofia
28 Jan
SOF21:00Sofia
3h 30m
LHR22:30London Heathrow
£112
Find similar
British Airways
29 Nov
LHR06:05London Heathrow
3h 10m
SOF11:15Sofia
10 Dec
SOF21:00Sofia
3h 30m
LHR22:30London Heathrow
£131
Find similar

Aegean Airlines flights from London Heathrow Airport to Bulgaria

Our best Aegean Airlines deals on London Heathrow Airport to Bulgaria flight tickets
Aegean Airlines
1 Feb
LHR22:15London Heathrow
10h 10m
1 stop
SOF10:25Sofia
8 Feb
SOF12:50Sofia
7h 05m
1 stop
LHR17:55London Heathrow
£116
Find similar
Aegean Airlines
6 Feb
LHR22:15London Heathrow
15h 05m
1 stop
SOF15:20Sofia
9 Feb
SOF11:15Sofia
8h 40m
1 stop
LHR17:55London Heathrow
£121
Find similar
Aegean Airlines
15 Jan
LHR22:15London Heathrow
19h 15m
1 stop
SOF19:30Sofia
18 Jan
SOF20:20Sofia
23h 35m
1 stop
LHR17:55London Heathrow
£123
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 14 November 2025.
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

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 29/11

06:05-11:15

Nonstop3h 10m

Sofia

Sat 6/12

12:05-13:50

Nonstop3h 45m

£100

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sun 25/1

07:50-13:00

Nonstop3h 10m

Sofia

Wed 28/1

21:00-22:30

Nonstop3h 30m

£112

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sun 1/2

22:15-10:25

1 stop10h 10m

Sofia

Sun 8/2

12:50-17:55

1 stop7h 05m

£116

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Mon 9/3

22:15-19:30

1 stop19h 15m

Sofia

Wed 25/3

21:00-22:30

Nonstop3h 30m

£119

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Fri 6/2

22:15-15:20

1 stop15h 05m

Sofia

Mon 9/2

11:15-17:55

1 stop8h 40m

£121

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 15/1

22:15-19:30

1 stop19h 15m

Sofia

Sun 18/1

20:20-17:55

1 stop23h 35m

£123

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Fri 24/4

12:15-20:30

1 stop6h 15m

Sofia

Tue 28/4

16:05-12:35

1 stop22h 30m

£133

LondonVarna

LHR - VAR

LHRVAR

London Heathrow

Wed 11/2

06:00-15:15

1 stop7h 15m

Varna

Wed 18/2

16:00-21:40

1 stop7h 40m

£160

LondonVarna

LHR - VAR

LHRVAR

London Heathrow

Fri 27/2

06:00-15:15

1 stop7h 15m

Varna

Fri 6/3

16:00-21:40

1 stop7h 40m

£161

LondonVarna

LHR - VAR

LHRVAR

London Heathrow

Fri 27/2

16:40-15:15

2 stops20h 35m

Varna

Fri 6/3

16:00-22:55

2 stops8h 55m

£209

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Bulgaria from

How to get the cheapest flight ticket from London Heathrow Airport to Bulgaria

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bulgaria?

The month of January is, on average, the cheapest month to fly to Bulgaria from London Heathrow Airport, with most prices found around £149. If you’re not able to fly to Bulgaria in January, then March is your next best option. Flight prices from London Heathrow Airport to Bulgaria during March average around £149.

What is the cheapest day to depart on your flight to Bulgaria?

The cheapest day to depart on your flight to Bulgaria is on a Tuesday when prices can be found for as low as £167. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £287.

What is the cheapest time of day to depart on your flight to Bulgaria?

Our most recent data shows that the best time of day to fly to Bulgaria is at midday. Flights from London Heathrow Airport to Bulgaria during this time can be as low as £186. Flights to Bulgaria are more costly in the evening, with an average ticket price of £317. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest London Heathrow to Bulgaria flight route?

Fly from London Heathrow to Sofia for the best London Heathrow - Bulgaria flight prices

How far in advance should I book a flight to Bulgaria?

You are more likely to see cheaper flights to Bulgaria from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Bulgaria for around £205 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bulgaria from London Heathrow Airport for as low as £186 on momondo.

What cabin class options are available on London Heathrow to Bulgaria flights?

There are 2 cabin classes available to choose from on London Heathrow to Bulgaria flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Bulgaria flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Bulgaria.

Cheap London Heathrow Airport to Bulgaria flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Bulgaria

Best price found

£72

Fastest flight time

3h 00m

Direct flights

Mon, Tue, Sat and Sun

Airports in Bulgaria

1 airport
The best one-way flight to Bulgaria from London Heathrow Airport in the past 72 hours is £72. The best return flight deal from London Heathrow Airport to Bulgaria found on momondo in the last 72 hours is £158.
The fastest flight from London Heathrow Airport to Bulgaria takes 3h 00m
Direct flights go from London Heathrow Airport to Bulgaria on Monday, Tuesday, Saturday and Sunday. There are no airlines offering direct flights..
There is 1 airport near Bulgaria: Sofia (SOF)
Search flight deals

  • When did momondo last update prices for flights from London Heathrow Airport to Bulgaria?

    Prices for flights from London Heathrow Airport to Bulgaria refresh daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Bulgaria?

  • How old do you have to be to fly from London Heathrow Airport to Bulgaria?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Bulgaria.

  • What documentation or ID do you need to fly to Bulgaria?

    The travel and health documents you'll need for your trip to Bulgaria may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bulgaria. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Bulgaria?

Best airlines flying from London Heathrow Airport to Bulgaria

Compare and see reviews for airlines that fly from London Heathrow Airport to Bulgaria with momondo
Airline
Rating
Free Cancellation
Price
Wizz AirPriceFrom £37Free CancellationRating
6.8
1,060 reviews
Search Wizz Air flights
Air SerbiaPriceFrom £54Free CancellationRating
6.2
207 reviews
Search Air Serbia flights
RyanairPriceFrom £60Free CancellationRating
6.8
5,191 reviews
Search Ryanair flights
British AirwaysPriceFrom £101Free CancellationRating
6.7
7,521 reviews
Search British Airways flights
LOTPriceFrom £145Free CancellationRating
7.5
1,134 reviews
Search LOT flights
LufthansaPriceFrom £146Free CancellationRating
6.8
7,572 reviews
Search Lufthansa flights
Bulgaria AirPriceFrom £160Free CancellationRating
8.0
60 reviews
Search Bulgaria Air flights
Austrian AirlinesPriceFrom £160Free CancellationRating
7.6
869 reviews
Search Austrian Airlines flights
EurowingsPriceFrom £306Free CancellationRating
6.6
281 reviews
Search Eurowings flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Bulgaria?

Finding the right flight to Bulgaria from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bulgaria quick and easy, saving you time and money.

Can I find flights from London to Bulgaria with flexible booking policies on momondo?

All flight searches from London to Bulgaria on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Bulgaria?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bulgaria from London.

I’m not ready to book a flight from London to Bulgaria right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Bulgaria, momondo offers a useful price alert feature which will track prices for flights to Bulgaria from London and alert you when they change.

An easier way to manage your Bulgaria trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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