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$69+ Cheap flights from Sofia (SOF) to Heathrow (LHR)

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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — LHR
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$163
(Mytrip)

One-way from

$69
(Air Serbia)

Popular in

July

Cheapest in

November

Average price

$227

Good round-trip deal

$360 or less

Good one-way deal

$125 or less
Provider with most accurate pricing for Sofia-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Sofia-London Heathrow flights.
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From Sofia to London Heathrow
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One-way flight from Sofia to London Heathrow
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Highest demand for flights based on searches. 13% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 25, 2025.

This British Airways deal was found by Cheapflights users on 3/24. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:15 pmSOF - LHR
Nonstop3h 35mBritish Airways
Tue 11/1811:55 amLHR - SOF
Nonstop3h 10mBritish Airways
Deal found 3/24$130
This Mytrip deal was found by Cheapflights users on 3/24. 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 5/142:35 pmSOF - LHR
1 stop9h 25mLOT
Thu 5/296:30 amLHR - SOF
1 stop5h 20mLOT
Deal found 3/24$163
This Air Serbia deal was found by Cheapflights users on 3/24. 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/255:00 amSOF - LHR
1 stop9h 30mAir Serbia
Sun 11/21:20 pmLHR - SOF
1 stop11h 40mAir Serbia
Deal found 3/24$164
This Travelocity deal was found by Cheapflights users on 3/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/149:30 pmSOF - LHR
Nonstop3h 15mMultiple Airlines
Thu 5/2910:15 pmLHR - SOF
1 stop14h 15mMultiple Airlines
Deal found 3/24$188
This Lufthansa deal was found by Cheapflights users on 3/24. 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.
Sat 4/266:15 amSOF - LHR
1 stop12h 25mLufthansa
Mon 4/286:55 amLHR - SOF
1 stop14h 05mLufthansa
Deal found 3/24$203
This SWISS deal was found by Cheapflights users on 3/24. 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.
Thu 5/812:45 pmSOF - LHR
2 stops8h 35mSWISS
Wed 5/148:05 pmLHR - SOF
1 stop12h 00mSWISS
Deal found 3/24$242
This Bulgaria Air deal was found by Cheapflights users on 3/24. 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 Bulgaria Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/303:20 pmSOF - LHR
Nonstop3h 25mBulgaria Air
Sat 5/38:55 amLHR - SOF
Nonstop3h 10mBulgaria Air
Deal found 3/24$251
This Austrian Airlines deal was found by Cheapflights users on 3/22. 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.
Sun 3/2312:35 pmSOF - LHR
1 stop11h 05mAustrian Airlines
Thu 3/277:25 pmLHR - SOF
1 stop14h 25mAustrian Airlines
Deal found 3/22$296

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated March 25, 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

Wed 5/14

2:35 pm-10:00 pm

1 stop9h 25m

London Heathrow

Thu 5/29

6:30 am-1:50 pm

1 stop5h 20m

$163

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Wed 5/14

9:30 pm-10:45 pm

Nonstop3h 15m

London Heathrow

Thu 5/29

10:15 pm-2:30 pm

1 stop14h 15m

$188

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 6/19

5:00 am-12:30 pm

1 stop9h 30m

London Heathrow

Sun 6/22

1:30 pm-3:35 pm

1 stop24h 05m

$189

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sun 4/13

9:10 pm-10:25 pm

Nonstop3h 15m

London Heathrow

Sun 4/20

3:10 pm-8:20 pm

Nonstop3h 10m

$199

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 4/26

6:15 am-4:40 pm

1 stop12h 25m

London Heathrow

Sat 5/3

6:55 am-11:00 pm

1 stop14h 05m

$203

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 5/8

12:45 pm-7:20 pm

2 stops8h 35m

London Heathrow

Wed 5/14

8:05 pm-10:05 am

1 stop12h 00m

$242

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Wed 4/30

3:20 pm-4:45 pm

Nonstop3h 25m

London Heathrow

Sat 5/3

8:55 am-2:05 pm

Nonstop3h 10m

$251

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 5/8

3:35 pm-10:25 pm

1 stop8h 50m

London Heathrow

Wed 5/14

10:25 pm-8:35 am

1 stop8h 10m

$380

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 6/14

4:05 pm-7:05 pm

1 stop5h 00m

$69

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sun 6/22

9:10 pm-10:25 pm

Nonstop3h 15m

$70

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 19 results
1
2

Compare providers for flights from Sofia to Heathrow

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 Sofia to Heathrow in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 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 Sofia-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sofia-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sofia-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sofia-London Heathrow Airport 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 Sofia-London Heathrow Airport 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 Sofia to Heathrow

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

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, November is the cheapest month in which you can book a flight from Sofia to London Heathrow Airport (average of $661). Flying from Sofia to London Heathrow Airport in June is currently the most expensive (average of $1,115). 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 March 25, 2025.

One of the essential ways to save on airfare from Sofia to London Heathrow Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 25% on airfare.

What is the cheapest day to fly from Sofia to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Sofia to Heathrow. Price data was last updated on March 23, 2025.

Travelers seeking maximum savings on their Sofia to London Heathrow Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 March 25, 2025.
Read through reviews of airlines operating flights from Sofia to London, such as Aegean Airlines, Emirates and KLM. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very good
727 reviews

Boarding

7.8

Overall

8.1

Crew

8.6

Food

7.3

Comfort

7.8

Entertainment

6.9

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
727 reviews
Aegean Airlines
8.1
Very good
727 reviews

Boarding

7.8

Overall

8.1

Crew

8.6

Food

7.3

Comfort

7.8

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Emirates
8.0
Very good
3,190 reviews
Aegean Airlines
8.1
Very good
727 reviews

Boarding

7.8

Overall

8.1

Crew

8.6

Food

7.3

Comfort

7.8

Entertainment

6.9

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
1,318 reviews
Aegean Airlines
8.1
Very good
727 reviews

Boarding

7.8

Overall

8.1

Crew

8.6

Food

7.3

Comfort

7.8

Entertainment

6.9

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
1,061 reviews
Aegean Airlines
8.1
Very good
727 reviews

Boarding

7.8

Overall

8.1

Crew

8.6

Food

7.3

Comfort

7.8

Entertainment

6.9

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
7.5
Good
769 reviews
Aegean Airlines
8.1
Very good
727 reviews

Boarding

7.8

Overall

8.1

Crew

8.6

Food

7.3

Comfort

7.8

Entertainment

6.9

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?

    Sofia (SOF) is the airport you will fly out of if you book a flight from Sofia to London Heathrow. You should not have trouble finding flights to London Heathrow from Sofia; the airport handles an average of 1 outbound flight to London Heathrow per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Sofia airport to London Heathrow. It is only a 4.2 mi journey to Sofia (SOF) from Sofia’s city center.

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

    Currently priced at $163, LOT will fly you from Sofia to London Heathrow Airport and back. In addition to LOT, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Serbia and British Airways - these airlines can fly you to your destination from $189 and $199, respectively. You may be able to fly from Sofia to London Heathrow Airport for 30% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $69 on Air Serbia. Other airlines that offer cheap prices include British Airways from $70 and Bulgaria Air from $117 one-way.

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

    Before booking your flight to London Heathrow Airport from Sofia, check out the most reliable airlines to get you to your destination on time: American Airlines (83%), British Airways (83%), Bulgaria Air( 67%).

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

    Looking at all options, your cheapest flight can be booked for $112. While the most popular route (Sofia - London Heathrow) can be booked for $180 on average our data indicates $445 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 vacation 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, November is the cheapest month in which you can book a flight from Sofia to London Heathrow Airport (average of $661). Flying from Sofia to London Heathrow Airport in June is currently the most expensive (average of $1,115). 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

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
Hounslow
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Northampton
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Croydon
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Folkestone
Ilford

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Top 3 airlines flying from Sofia to Heathrow

Discover the top 3 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 2,558,603 searches. Data last updated March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$138Average$218FlexibilityNo cancel feeOn-time70%
Bulgaria AirCheapest$196Average$249FlexibilityNo cancel feeOn-time73%
LufthansaCheapest$214Average$310FlexibilityNo cancel feeOn-time76%
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