Question 1

Which airlines fly to London Heathrow Airport?

Accepted Answer

Bulgaria Air, LOT and British Airways are the top three most popular airlines that fly to London Heathrow Airport from Bulgaria according to our data. Bulgaria Air is the first choice among our users, with 41% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 3 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Question 2

How long does it take to fly to London Heathrow Airport?

Accepted Answer

If you’re flying from a popular airport in Bulgaria, such as Sofia or Burgas, and flying into London Heathrow Airport, then you can expect flight times to average 3h 15m and 6h, respectively.

Question 3

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

Accepted Answer

According to our data, Bulgaria Air have had the fewest delays on this route over the last 12 months, with about 17% of their flights experiencing any sort of delay.

Question 4

What is the cheapest month to fly to London Heathrow Airport?

Accepted Answer

In general, February is the cheapest month to fly from Bulgaria to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £153. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from Bulgaria averaging around £154.

Question 5

How many flights depart from Bulgaria to London Heathrow Airport on average per week?

Accepted Answer

As of December 2025, 2 flights take off from Bulgaria and land in London Heathrow Airport each week. The most common flight departure day for this route is Wed, with 100% of weekly flights taking off on this day.

Question 6

What is the cheapest day to depart on your flight to London Heathrow Airport?

Accepted Answer

On average, the least expensive day to fly to London Heathrow Airport from Bulgaria is on a Thursday. momondo users have found tickets for Thursday departures for as low as £60. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £203.

Question 7

What is the cheapest Bulgaria to London Heathrow flight route?

Accepted Answer

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

Question 8

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

Accepted Answer

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Question 9

How often are flights from Bulgaria to London delayed?

Accepted Answer

Historically, on average around 18% of flights between Bulgaria and London have experienced a delay on any given week. The average delay length over the past 12 months has been 108 minutes.

Question 10

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

Accepted Answer

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Bulgaria to London Heathrow Airport in the evening for as low as £133. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £204 on average. Flights to London Heathrow Airport from Bulgaria in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 11

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

Accepted Answer

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

Question 12

What is the cheapest airline that flies from Bulgaria to London Heathrow?

Accepted Answer

Air Serbia is the most popular carrier operating from Bulgaria to London Heathrow

Question 13

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

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Question 14

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

Accepted Answer

There are 3 cabin classes available to choose from on Bulgaria to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 15

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

Accepted Answer

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

Question 16

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

Accepted Answer

As of December 2025, there are 3 operators available to choose from for flights from Bulgaria to London Heathrow Airport.

Question 17

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

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bulgaria to London Heathrow Airport.

Question 18

What documentation or ID do you need to fly to London Heathrow Airport?

Accepted Answer

The travel and health documents you'll need for your trip to London Heathrow Airport 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 London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best price found	£85
Fastest flight time	3h 15m
Direct flights	Mon, Tue, Thu, Sat and Sun

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £90	Free Cancellation	Rating 6.7 7,550 reviews	Search British Airways flights
LOT	PriceFrom £127	Free Cancellation	Rating 7.5 1,141 reviews	Search LOT flights
Bulgaria Air	PriceFrom £153	Free Cancellation	Rating 8.1 59 reviews	Search Bulgaria Air flights

Cheap flights from Bulgaria to London from £44

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

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 London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest Bulgaria to London Heathrow flight route?

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

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

There are 3 cabin classes available to choose from on Bulgaria to London Heathrow 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 Bulgaria to London Heathrow Airport flights?

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

What is the cheapest airline that flies from Bulgaria to London Heathrow?

Air Serbia is the most popular carrier operating from Bulgaria to London Heathrow

Which airlines fly to London Heathrow Airport?

How often are flights from Bulgaria to London delayed?

Historically, on average around 18% of flights between Bulgaria and London have experienced a delay on any given week. The average delay length over the past 12 months has been 108 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Bulgaria Air have had the fewest delays on this route over the last 12 months, with about 17% of their flights experiencing any sort of delay.

How many flights depart from Bulgaria to London Heathrow Airport on average per week?

As of December 2025, 2 flights take off from Bulgaria and land in London Heathrow Airport each week. The most common flight departure day for this route is Wed, with 100% of weekly flights taking off on this day.

How long does it take to fly to London Heathrow Airport?

If you’re flying from a popular airport in Bulgaria, such as Sofia or Burgas, and flying into London Heathrow Airport, then you can expect flight times to average 3h 15m and 6h, respectively.

Cheap Bulgaria to London Heathrow Airport flight deals and tips

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

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

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

What documentation or ID do you need to fly to London Heathrow Airport?

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

Best airlines flying from Bulgaria to London Heathrow Airport

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