How long is the flight from Bulgaria to London Heathrow Airport?

Airlines like British Airways, Air Serbia, and Austrian Airlines fly from Bulgaria to London Heathrow Airport in about 3h 30m. The time it takes to get you to your destination can typically vary by up to 14h 50m. There are 1267 mi between Bulgaria and London Heathrow Airport. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

The cheapet airlines for a one-way flight from Bulgaria to London Heathrow Airport are British Airways (£53), Bulgaria Air (£64), and LOT (£101).

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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

The most popular flight routes from Bulgaria to London Heathrow Airport are Sofia - London Heathrow, Varna - London Heathrow and Bourgas - London Heathrow.

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

Looking for the cheapest flight from Bulgaria to London Heathrow Airport? While on average our users pay £166, our data indicates the cheapest price to be £77. The most popular route (Sofia - London Heathrow), is priced around £130.

What are the most popular airlines that fly from Bulgaria to London Heathrow Airport?

When booking a flight from Bulgaria to London Heathrow Airport, you may want to consider flying on Bulgaria Air, British Airways or LOT as they are the most popular for this route.

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

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

How can I find direct flights from Bulgaria to Heathrow?

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

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

Yes. Cheapflights offers flight deals from Bulgaria to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£55+ Cheap Flights from Bulgaria to London Heathrow Airport

Cheap flight deals from Bulgaria to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Bulgaria to Heathrow
Explore the most affordable flight options available from Bulgaria to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Mon 19/1020:10 -

Nonstop3h 20m

Wed 28/1014:55 -

Nonstop3h 15m

Deal found 26/9£115

Thu 12/1105:00 -

1 stop9h 20m

Wed 18/1120:50 -

1 stop13h 45m

Deal found 23/9£119

Wed 25/1121:05 -

Nonstop3h 25m

Fri 4/1214:05 -

Nonstop3h 15m

Deal found 24/9£128

Wed 21/1021:25 -

Nonstop3h 20m

Wed 28/1014:55 -

Nonstop3h 15m

Deal found 23/9£129

Wed 11/1121:05 -

Nonstop3h 25m

Sun 15/1113:25 -

Nonstop3h 10m

Deal found 25/9£131

Mon 16/1117:15 -

Nonstop3h 30m

Mon 23/1111:10 -

Nonstop3h 10m

Deal found 27/9£131

Mon 16/1105:00 -

1 stop9h 20m

Mon 23/1113:20 -

1 stop24h 10m

Deal found 25/9£134

Mon 9/1116:00 -

1 stop7h 40m

Mon 16/1106:00 -

1 stop7h 15m

Deal found 27/9£159

Thu 19/1116:00 -

1 stop18h 20m

Mon 23/1106:00 -

1 stop7h 15m

Deal found 24/9£161

Mon 9/1116:00 -

1 stop7h 40m

Wed 18/1106:00 -

1 stop7h 15m

Deal found 27/9£167

Tue 10/1116:00 -

1 stop7h 40m

Tue 17/1106:00 -

1 stop7h 15m

Deal found 26/9£168

Thu 12/1116:00 -

1 stop18h 20m

Wed 18/1106:00 -

1 stop7h 15m

Deal found 24/9£169

Best flights from Bulgaria to Heathrow
Discover carefully curated flight deals from Bulgaria to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Mon 16/1117:15 -

Nonstop3h 30m

Mon 23/1111:10 -

Nonstop3h 10m

Deal found 26/9£134

Mon 16/1105:00 -

1 stop9h 20m

Mon 23/1113:20 -

1 stop24h 10m

Deal found 26/9£135

Thu 19/1116:00 -

1 stop18h 20m

Mon 23/1106:00 -

1 stop7h 15m

Deal found 24/9£161

Thu 19/1116:00 -

2 stops8h 20m

Mon 23/1106:00 -

1 stop7h 15m

Deal found 24/9£179

Sun 8/1111:15 -

1 stop8h 35m

Sat 14/1118:40 -

2 stops16h 35m

Deal found 25/9£190

Thu 12/1105:00 -

1 stop9h 20m

Thu 19/1113:20 -

1 stop11h 40m

Deal found 23/9£135

Sun 8/1119:45 -

Nonstop3h 25m

Sun 15/1113:25 -

Nonstop3h 10m

Deal found 23/9£143

Thu 26/1116:00 -

1 stop22h 20m

Mon 30/1113:20 -

1 stop24h 10m

Deal found 23/9£136

Mon 9/1116:00 -

1 stop7h 40m

Wed 18/1106:00 -

1 stop7h 15m

Deal found 27/9£167

Mon 9/1116:00 -

2 stops8h 55m

Mon 16/1106:00 -

1 stop7h 15m

Deal found 27/9£186

Fri 13/1105:00 -

1 stop9h 20m

Sat 14/1113:20 -

1 stop24h 10m

Deal found 26/9£155

Mon 9/1116:00 -

1 stop7h 40m

Mon 16/1106:00 -

1 stop7h 15m

Deal found 25/9£172

Sat 7/1105:00 -

1 stop9h 20m

Sun 8/1113:20 -

1 stop11h 40m

Deal found 23/9£156

Thu 12/1116:00 -

1 stop7h 40m

Wed 18/1106:00 -

1 stop7h 15m

Deal found 24/9£173

Tue 10/1116:00 -

2 stops8h 55m

Tue 17/1106:00 -

1 stop7h 15m

Deal found 26/9£193

Thu 12/1116:00 -

2 stops8h 20m

Wed 18/1106:00 -

1 stop7h 15m

Deal found 26/9£198

Sun 22/1116:00 -

1 stop22h 20m

Sat 28/1113:20 -

1 stop24h 10m

Deal found 25/9£165

Thu 5/1105:00 -

1 stop9h 20m

Fri 6/1113:20 -

1 stop11h 40m

Deal found 24/9£185

Thu 15/1016:50 -

1 stop7h 10m

Thu 22/1006:30 -

1 stop7h 25m

Deal found 27/9£226

Fri 9/1023:45 -

2 stops18h 15m

Thu 15/1021:10 -

2 stops17h 10m

Deal found 24/9£288

Thu 8/1022:45 -

2 stops18h 15m

Thu 15/1020:50 -

2 stops20h 35m

Deal found 26/9£307

Find flight deals from Bulgaria to Heathrow

Round-trip from	£115
One-way from	£55
Popular in	August
Cheapest in	January
Average price	£99
Good round-trip deal	£163 or less
Good one-way deal	£85 or less

British Airways
19/10-28/10
Nonstop
6h 35m total
Bulgaria to London

Search Deals

British Airways
19/10-31/12
Nonstop
3h 20m total
Bulgaria to London

Search Deals

Highest demand for flights based on searches. 34% potential increase in price (£39 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 10% potential price decrease (£8 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Bulgaria to London Heathrow.

Search Deals

Price to beat on a one-way flight from Bulgaria to London Heathrow.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bulgaria to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SofiaLondon

SOF Sofia - LHR London Heathrow

SOFLHR

Sofia

Thu 26/11

16:00-12:20

1 stop22h 20m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£57

SofiaLondon

SOF Sofia - LHR London Heathrow

SOFLHR

Sofia

Mon 16/11

16:00-12:20

1 stop22h 20m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£57

SofiaLondon

SOF Sofia - LHR London Heathrow

SOFLHR

Sofia

Tue 29/12

16:00-12:20

1 stop22h 20m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£57

SofiaLondon

SOF Sofia - LHR London Heathrow

SOFLHR

Sofia

Sat 14/11

05:00-12:20

1 stop9h 20m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£57

SofiaLondon

SOF Sofia - LHR London Heathrow

SOFLHR

Sofia

Fri 25/12

05:00-12:20

1 stop9h 20m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£57

SofiaLondon

SOF Sofia - LHR London Heathrow

SOFLHR

Sofia

Sun 21/2

16:00-12:20

1 stop22h 20m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£57

SofiaLondon

SOF Sofia - LHR London Heathrow

SOFLHR

Sofia

Mon 28/12

16:00-12:20

1 stop22h 20m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£76

SofiaLondon

SOF Sofia - LHR London Heathrow

SOFLHR

Sofia

Sun 29/11

16:00-12:20

1 stop22h 20m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£76

BurgasLondon

BOJ Bourgas - LHR London Heathrow

BOJLHR

Bourgas

Sat 17/10

09:05-09:10

3 stops26h 05m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£116

VarnaLondon

VAR Varna - LHR London Heathrow

VARLHR

Varna

Fri 16/10

04:15-12:30

1 stop10h 15m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£124

Flights are sorted by cheapest return flights first.

Deals found on 27/9

Showing 1-10 of 46 resultsSorted by cheapest first

...

Best time to book a flight from Bulgaria to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Bulgaria with our price prediction graph.

SOF-LHR

VAR-LHR

BOJ-LHR

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 Bulgaria to London Heathrow Airport

BG0-LHR

SOF-LHR

VAR-LHR

BOJ-LHR

What is the cheapest time of day to fly from BG to LHR?

It’s optimal to fly from Bulgaria to London Heathrow Airport in the evening. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight at midday.

How often are flights from Bulgaria to London delayed?

About 12% of weekly flights between Bulgaria and London have experienced delays in the past year, with the average delay time being 88 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening 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 Friday has historically faced a higher average of delays compared to other days of the week.

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

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

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown with LOT and British Airways from Bulgaria to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

LOT

7.6

Good

1,198 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Andrew,Sept 2026

KRK - ORD

The flight was on time and smooth which is great. The overall comfort of the flight was poor.

LOT

7.6

Good

1,198 reviews

LOT

7.6

Good

1,198 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Andrew,Sept 2026

KRK - ORD

The flight was on time and smooth which is great. The overall comfort of the flight was poor.

British Airways

6.7

Okay

8,238 reviews

LOT

7.6

Good

1,198 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Andrew,Sept 2026

KRK - ORD

The flight was on time and smooth which is great. The overall comfort of the flight was poor.

Related info for your journey

How long is the flight from Bulgaria to London Heathrow Airport?
Airlines like British Airways, Air Serbia, and Austrian Airlines fly from Bulgaria to London Heathrow Airport in about 3h 30m. The time it takes to get you to your destination can typically vary by up to 14h 50m. There are 1267 mi between Bulgaria and London Heathrow Airport. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from Bulgaria to London Heathrow Airport one-way?
The cheapet airlines for a one-way flight from Bulgaria to London Heathrow Airport are British Airways (£53), Bulgaria Air (£64), and LOT (£101).
What are the most popular routes from Bulgaria to London Heathrow Airport?
The most popular flight routes from Bulgaria to London Heathrow Airport are Sofia - London Heathrow, Varna - London Heathrow and Bourgas - London Heathrow.
What are the cheapest flights from Bulgaria to London Heathrow Airport?
Looking for the cheapest flight from Bulgaria to London Heathrow Airport? While on average our users pay £166, our data indicates the cheapest price to be £77. The most popular route (Sofia - London Heathrow), is priced around £130.
Can I find deals for flights from Bulgaria to Heathrow that include hotel bookings?
Yes. In addition to deals on Bulgaria to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Bulgaria to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bulgaria to Heathrow.
Can I find deals for business class flights from Bulgaria to Heathrow?
Yes. Cheapflights offers flight deals from Bulgaria to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 3 airlines flying from Bulgaria to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£90	Average£145	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Bulgaria Air	Cheapest£97	Average£230	FlexibilityNo cancel fee	On-time73%	Search Bulgaria Air flights
LOT	Cheapest£177	Average£252	FlexibilityNo cancel fee	On-time81%	Search LOT flights

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How does Cheapflights help users find flights from Bulgaria to Heathrow?

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 Heathrow from Bulgaria today with Cheapflights!

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Bulgaria to Heathrow.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Bulgaria to Heathrow, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Bulgaria today and book when prices fit your budget.

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Cheap flights from Bulgaria to London Heathrow Airport from £55

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Bulgaria to Heathrow

Cheapest flights from Bulgaria to HeathrowExplore the most affordable flight options available from Bulgaria to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Explore the most affordable flight options available from Bulgaria to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Best flights from Bulgaria to HeathrowDiscover carefully curated flight deals from Bulgaria to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Discover carefully curated flight deals from Bulgaria to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Direct flights from Bulgaria to HeathrowExplore direct flight options from Bulgaria to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 September 2026.

Explore direct flight options from Bulgaria to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 September 2026.

Last-minute flights from Bulgaria to HeathrowDiscover last-minute flight deals from Bulgaria to Heathrow. Data last updated 28 September 2026 and is based on user searches.

Discover last-minute flight deals from Bulgaria to Heathrow. Data last updated 28 September 2026 and is based on user searches.

One-way flights from Bulgaria to HeathrowSearch for one-way flight options from Bulgaria to Heathrow. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Search for one-way flight options from Bulgaria to Heathrow. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Find flight deals from Bulgaria to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bulgaria to London Heathrow Airport that are best for you.

Best time to book a flight from Bulgaria to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Bulgaria with our price prediction graph.

Cheapflights Insights

What is the cheapest time of day to fly from BG to LHR?

Find hourly flight availability from Bulgaria to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 September 2026.

It’s optimal to fly from Bulgaria to London Heathrow Airport in the evening. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight at midday.

How often are flights from Bulgaria to London delayed?

About 12% of weekly flights between Bulgaria and London have experienced delays in the past year, with the average delay time being 88 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening 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 Friday has historically faced a higher average of delays compared to other days of the week.

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

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

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown with LOT and British Airways from Bulgaria to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Bulgaria to London Heathrow Airport?

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

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

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

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

How can I find direct flights from Bulgaria to Heathrow?

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

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Bulgaria to Heathrow

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

Complete your trip

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Search flights from Bulgaria to Heathrow by cabin class

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 28 September 2026.

Bulgaria and Heathrow flights

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

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Cheapest flights from Bulgaria to Heathrow
Explore the most affordable flight options available from Bulgaria to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Best flights from Bulgaria to Heathrow
Discover carefully curated flight deals from Bulgaria to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Direct flights from Bulgaria to Heathrow
Explore direct flight options from Bulgaria to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 September 2026.

Last-minute flights from Bulgaria to Heathrow
Discover last-minute flight deals from Bulgaria to Heathrow. Data last updated 28 September 2026 and is based on user searches.

One-way flights from Bulgaria to Heathrow
Search for one-way flight options from Bulgaria to Heathrow. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.