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Cheap flights from Sofia to London Heathrow Airport from £53

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 16/5. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — LHR
5 May — 12 May1
1 adult

Cheap flight deals from Sofia to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Sofia (SOF) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 April 2025.

Round-trip from

£127

One-way from

£53

Popular in

July

Cheapest in

November

Average price

£177

Good round-trip deal

£109 or less

Good one-way deal

£89 or less
LOT
  • LOT
  • 27/5-3/6
  • 2 total stops
  • 26h 55m total
  • Sofia to London
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Aegean Airlines
  • Aegean Airlines
  • 16/5
  • 1 total stop
  • 25h 55m total
  • Sofia to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£19 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Sofia to London Heathrow.
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Price to beat on a one-way flight from Sofia to London Heathrow.
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Find flight deals from Sofia to Heathrow

Cheapest flights from Sofia to Heathrow
Explore the most affordable flight options available from Sofia to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Fri 7/1120:15SOF - LHR
Nonstop3h 35mBritish Airways
Tue 18/1111:55LHR - SOF
Nonstop3h 10mBritish Airways
Deal found 28/4£101
Tue 27/514:35SOF - LHR
1 stop9h 25mLOT
Tue 3/606:30LHR - SOF
1 stop17h 30mLOT
Deal found 29/4£127
Fri 7/1116:00SOF - LHR
1 stop22h 20mAir Serbia
Tue 18/1113:20LHR - SOF
1 stop24h 10mAir Serbia
Deal found 29/4£128
Fri 16/519:25SOF - LHR
1 stop5h 15mLufthansa
Mon 19/507:25LHR - SOF
1 stop13h 35mLufthansa
Deal found 29/4£151
Sat 6/905:00SOF - LHR
1 stop9h 30mMultiple Airlines
Wed 24/915:25LHR - SOF
Nonstop3h 15mMultiple Airlines
Deal found 29/4£163
Mon 8/918:55SOF - LHR
1 stop15h 25mAustrian Airlines
Thu 18/909:05LHR - SOF
1 stop7h 05mAustrian Airlines
Deal found 29/4£165
Sat 24/515:25SOF - LHR
1 stop7h 45mAegean Airlines
Sun 1/622:15LHR - SOF
1 stop20h 10mAegean Airlines
Deal found 29/4£168
Fri 13/615:20SOF - LHR
Nonstop3h 25mBulgaria Air
Fri 20/617:55LHR - SOF
Nonstop3h 20mBulgaria Air
Deal found 29/4£186
Tue 13/513:15SOF - LHR
2 stops10h 15mSWISS
Tue 3/620:05LHR - SOF
1 stop12h 00mSWISS
Deal found 29/4£192

Cheapflights Fare Finder

Customise your flight search to find flights from Sofia to Heathrow 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 30 April 2025.
Use the filters below to find and compare flights from Sofia to London Heathrow Airport that are best for you.

Fly from

Sofia

Fly to

Heathrow

Route

Depart

Return

Price

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Tue 27/5

14:35-22:00

1 stop9h 25m

London Heathrow

Tue 3/6

06:30-02:00

1 stop17h 30m

£127

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Fri 20/6

16:05-12:30

1 stop22h 25m

London Heathrow

Mon 23/6

13:30-15:35

1 stop24h 05m

£148

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Fri 16/5

19:25-22:40

1 stop5h 15m

London Heathrow

Mon 19/5

07:25-23:00

1 stop13h 35m

£151

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Mon 12/5

20:00-21:20

Nonstop3h 20m

London Heathrow

Sun 18/5

15:10-20:20

Nonstop3h 10m

£159

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 6/9

05:00-12:30

1 stop9h 30m

London Heathrow

Wed 24/9

15:25-20:40

Nonstop3h 15m

£163

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Mon 8/9

18:55-08:20

1 stop15h 25m

London Heathrow

Thu 18/9

09:05-18:10

1 stop7h 05m

£165

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 24/5

15:25-21:10

1 stop7h 45m

London Heathrow

Sun 1/6

22:15-20:25

1 stop20h 10m

£168

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Fri 13/6

15:20-16:45

Nonstop3h 25m

London Heathrow

Fri 20/6

17:55-23:15

Nonstop3h 20m

£186

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Tue 13/5

13:15-21:30

2 stops10h 15m

London Heathrow

Tue 3/6

20:05-10:05

1 stop12h 00m

£192

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 12/6

09:25-16:40

1 stop9h 15m

London Heathrow

Wed 18/6

18:20-08:35

1 stop12h 15m

£295

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Sofia to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Sofia 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 Sofia to London Heathrow Airport

What is the cheapest month to book a flight from Sofia to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Sofia to London Heathrow Airport (average of £112). Flying from Sofia to London Heathrow Airport in August is currently the most expensive (average of £164). 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 SOF to LHR?

Find hourly flight availability from Sofia 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 30 April 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 55% on flights from Sofia to London Heathrow Airport by exploring options for tickets in the afternoon.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

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.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 30 April 2025.
Peruse reviews from past customers who have flown with Aegean Airlines, KLM and EL AL from Sofia to London to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Boarding

7.8

Entertainment

6.9

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.1
Very Good
739 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Boarding

7.8

Entertainment

6.9

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
KLM
7.8
Good
1,334 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Boarding

7.8

Entertainment

6.9

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
EL AL
7.8
Good
532 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Boarding

7.8

Entertainment

6.9

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
LOT
7.6
Good
1,069 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Boarding

7.8

Entertainment

6.9

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Austrian Airlines
7.6
Good
780 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Boarding

7.8

Entertainment

6.9

Comfort

7.8

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

Find useful and relevant information for your journey from Sofia to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sofia to London Heathrow?

    For a flight from Sofia to London Heathrow, you will be flying from Sofia. Sofia (SOF) is just 4.2 mi from the center of the city. Sofia is the only Sofia airport and it handles 1 outbound flight to London Heathrow per day. 4 airlines have flights to London Heathrow from Sofia on a regular basis.

  • What are the cheapest airlines flying from Sofia to London Heathrow Airport round-trip?

    Cheapflights users have booked flights from Sofia to London Heathrow Airport round-trip from £127. Other airlines that can offer you cheap pricing are Air Serbia, from £148, and Lufthansa, from £151. These flights start at 27% lower than the current average price 3 months from now.

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

    £53 is the cheapest one-way deal found within the past few days, from Aegean Airlines. You may also be able to find cheap deals on British Airways and Air Serbia, with prices starting from £54 and £55, respectively.

  • What are the most reliable airlines from Sofia to London Heathrow Airport?

    Consider Bulgaria Air (83%), American Airlines (83%) or British Airways (83%) when booking your flight. These represent the most reliable airlines when flying from Sofia to London Heathrow Airport.

  • What are the cheapest flights from Sofia to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for £64. While the most popular route (Sofia - London Heathrow) can be booked for £121 on average our data indicates £136 when flying from Sofia to London Heathrow Airport.

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

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

  • How can I find direct flights from Sofia to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Sofia 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.

  • What is the cheapest month to book a flight from Sofia to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Sofia to London Heathrow Airport (average of £112). Flying from Sofia to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Travelling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Northampton
Ilford
Hayes
Southend-on-Sea
Crawley
Wembley
Ipswich
Maidstone
Winchester
Swindon
Folkestone
Dartford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sofia to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Sofia to Stansted flights
Sofia to Gatwick flights
Sofia to Luton flights
Sofia to London City flights
Sofia to Southend flights

Top 4 airlines flying from Sofia to Heathrow

Discover the top 4 airlines that operate flights from Sofia to Heathrow. 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£55Average£107FlexibilityNo cancel feeOn-time83%
Search Wizz Air flights
Bulgaria AirCheapest£89Average£185FlexibilityNo cancel feeOn-time73%
Search Bulgaria Air flights
British AirwaysCheapest£109Average£132FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LOTCheapest£125Average£159FlexibilityNo cancel feeOn-time81%
Search LOT flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Sofia to Heathrow 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 Sofia to Heathrow?

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 Heathrow from Sofia.

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

Certainly. Search results for flights to Heathrow from Sofia shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Sofia to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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