HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sofia

$87+ Cheap flights from Heathrow (LHR) to Sofia (SOF)

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SOF
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Heathrow to Sofia with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from London Heathrow to Sofia are usually found in November or January, booked 72 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Heathrow to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Sofia (SOF). 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 January 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$126
(Expedia)

One-way from

$87
(Aegean Airlines)

Popular in

December

Cheapest in

November

Average price

$187

Good one-way deal

$127 or less
Provider with most accurate pricing for London Heathrow-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-Sofia flights.
Search Deals
From London Heathrow to Sofia
Search Deals
One-way flight from London Heathrow to Sofia
Search Deals
High demand for flights, 5% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2025
Search Deals
Price to beat on a one-way flight from London Heathrow to Sofia.
Search Deals

Find flight deals from Heathrow to Sofia

Cheapest flights from Heathrow to Sofia
Explore the most affordable flight options available from Heathrow to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Expedia deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/199:00 amLHR - SOF
Nonstop3h 10mBritish Airways
Tue 3/256:05 pmSOF - LHR
Nonstop3h 35mBritish Airways
Deal found 1/20$126
This Expedia deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/410:15 pmLHR - SOF
1 stop10h 15mMultiple Airlines
Fri 3/78:15 pmSOF - LHR
Nonstop3h 35mMultiple Airlines
Deal found 1/20$153
This Mytrip deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/191:20 pmLHR - SOF
1 stop11h 40mAir Serbia
Tue 3/254:00 pmSOF - LHR
1 stop22h 20mAir Serbia
Deal found 1/20$169
This Expedia deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/410:15 pmLHR - SOF
1 stop10h 15mAegean Airlines
Fri 3/78:20 pmSOF - LHR
1 stop26h 55mAegean Airlines
Deal found 1/20$177
This Mytrip deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/86:30 amLHR - SOF
1 stop5h 20mLOT
Thu 3/132:25 pmSOF - LHR
1 stop9h 35mLOT
Deal found 1/21$180
This Lufthansa deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/66:35 amLHR - SOF
1 stop4h 25mLufthansa
Fri 3/146:05 amSOF - LHR
1 stop8h 55mLufthansa
Deal found 1/19$188
This Austrian Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/172:50 pmLHR - SOF
1 stop7h 05mAustrian Airlines
Sun 2/236:45 pmSOF - LHR
1 stop15h 35mAustrian Airlines
Deal found 1/20$209
This Kiwi.com deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/28:45 amLHR - SOF
Nonstop3h 10mBulgaria Air
Wed 3/122:35 pmSOF - LHR
Nonstop3h 25mBulgaria Air
Deal found 1/19$211
This SWISS deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/15:10 pmLHR - SOF
2 stops17h 50mSWISS
Thu 3/134:00 pmSOF - LHR
1 stop27h 50mSWISS
Deal found 1/20$228

Find flights from Heathrow to Sofia within your budget

Customize your flight search to find flights from Heathrow to Sofia 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 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Wed 3/19

9:00 am-2:10 pm

Nonstop3h 10m

Sofia

Tue 3/25

6:05 pm-7:40 pm

Nonstop3h 35m

$126

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 3/4

10:15 pm-10:30 am

1 stop10h 15m

Sofia

Fri 3/7

8:15 pm-9:50 pm

Nonstop3h 35m

$153

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Wed 3/19

1:20 pm-3:00 am

1 stop11h 40m

Sofia

Tue 3/25

4:00 pm-12:20 pm

1 stop22h 20m

$169

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 3/4

10:15 pm-10:30 am

1 stop10h 15m

Sofia

Fri 3/7

8:20 pm-9:15 pm

1 stop26h 55m

$177

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 3/8

6:30 am-1:50 pm

1 stop5h 20m

Sofia

Thu 3/13

2:25 pm-10:00 pm

1 stop9h 35m

$180

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 3/6

6:35 am-1:00 pm

1 stop4h 25m

Sofia

Sun 3/9

6:10 am-10:25 am

1 stop6h 15m

$188

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Mon 2/17

2:50 pm-11:55 pm

1 stop7h 05m

Sofia

Sun 2/23

6:45 pm-8:20 am

1 stop15h 35m

$209

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sun 3/2

8:45 am-1:55 pm

Nonstop3h 10m

Sofia

Wed 3/12

2:35 pm-4:00 pm

Nonstop3h 25m

$211

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 3/1

5:10 pm-1:00 pm

2 stops17h 50m

Sofia

Thu 3/13

4:00 pm-5:50 pm

1 stop27h 50m

$228

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 2/11

10:15 pm-10:30 am

1 stop10h 15m

$87

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 18 results
1
2

Compare providers for flights from Heathrow to Sofia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Sofia in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Sofia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Sofia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Sofia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Sofia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Heathrow with our price prediction graph.
Estimated round-trip 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.

Travel insights for flights from Heathrow to Sofia

Get recent, data-driven insights about flights from Heathrow to Sofia including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London Heathrow Airport to Sofia?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Sofia. Price data was last updated on January 17, 2025.

Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Sofia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Sofia (average of $632). Flying from London Heathrow Airport to Sofia in June is currently the most expensive (average of $1,243). 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 SOF?

Find hourly flight availability from Heathrow to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

One of the essential ways to save on airfare from London Heathrow Airport to Sofia is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 11% on airfare.

Rainfall in Sofia by month

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

In terms of precipitation, rainfall in Sofia ranges from 1.2 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Sofia when rainfall is around 1.2 in.

Temperature in Sofia by month

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

If weather is an important factor for your trip to Sofia, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Sofia

Get insights into the airlines that provide service to Sofia. 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 Sofia. Reviews last updated January 21, 2025.
To help decide which airline to fly from London to Sofia, see what other customers have to say about British Airways, Air Serbia and SWISS. 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.
Aegean Airlines
8.1
Very good
741 reviews

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Food

7.3

Entertainment

6.9

Reviews

1 / 10

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

Aegean Airlines
8.1
Very good
741 reviews
Aegean Airlines
8.1
Very good
741 reviews

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Food

7.3

Entertainment

6.9

Reviews

1 / 10

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

KLM
7.8
Good
1,341 reviews
Aegean Airlines
8.1
Very good
741 reviews

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Food

7.3

Entertainment

6.9

Reviews

1 / 10

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

LOT
7.6
Good
1,117 reviews
Aegean Airlines
8.1
Very good
741 reviews

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Food

7.3

Entertainment

6.9

Reviews

1 / 10

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

Austrian Airlines
7.6
Good
786 reviews
Aegean Airlines
8.1
Very good
741 reviews

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Food

7.3

Entertainment

6.9

Reviews

1 / 10

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

SWISS
7.5
Good
1,600 reviews
Aegean Airlines
8.1
Very good
741 reviews

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Food

7.3

Entertainment

6.9

Reviews

1 / 10

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 Heathrow to Sofia. 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 into for flights to Sofia from London Heathrow?

    For a flight from London Heathrow to Sofia, you will be flying into Sofia. Sofia (SOF) is just 4.2 mi from the center of the city. Sofia is the only Sofia airport and it handles 1 inbound flight from London Heathrow per day. 3 airlines have flights to Sofia from London Heathrow on a regular basis.

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

    Cheapflights users have booked flights from London Heathrow Airport to Sofia round-trip from $126. Other airlines that can offer you cheap pricing are Air Serbia, from $169, and Aegean Airlines, from $177. Users have found that British Airways is 50% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is Aegean Airlines, with whom users have recently found tickets for as low as $87. However, be on the lookout for offers from British Airways and Air Serbia, as they are both options that can get you from London Heathrow Airport to Sofia for a low price.

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

    Consider American Airlines (81%), British Airways (81%) or Bulgaria Air (74%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Sofia.

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

    Looking for the cheapest flight from London Heathrow Airport to Sofia? While on average our users pay $500, our data indicates the cheapest price to be $94. The most popular route (London Heathrow - Sofia), is priced around $156.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Sofia 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 Sofia?

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Sofia (average of $632). Flying from London Heathrow Airport to Sofia in June is currently the most expensive (average of $1,243). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Sofia by adding a car rental and/or hotel reservation to your travel itinerary.
Sofia car rentals
Sofia Airport car rentals
Plovdiv Airport car rentals

Top 3 airlines flying from Heathrow to Sofia

Discover the top 3 airlines that operate flights from Heathrow to Sofia. 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 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$113Average$246FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$176Average$202FlexibilityNo cancel feeOn-time76%
Bulgaria AirCheapest$252Average$275FlexibilityNo cancel feeOn-time73%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.