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$68+ 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — LHR
Jan 29 — Feb 51
Thu 1/29
Thu 2/5
1 adult, Economy
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Cheap 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 December 30, 2025.

This Mytrip deal was found by Cheapflights users on 12/28. 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.
Mon 12/295:25 pmSOF - LHR
Nonstop3h 30mBritish Airways
Wed 1/72:55 pmLHR - SOF
Nonstop3h 15mBritish Airways
Deal found 12/28$175
This British Airways deal was found by Cheapflights users on 12/29. 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.
Wed 12/319:00 pmSOF - LHR
Nonstop3h 30mBritish Airways
Mon 1/511:10 amLHR - SOF
Nonstop3h 10mBritish Airways
Deal found 12/29$198
This Mytrip deal was found by Cheapflights users on 12/28. 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.
Mon 12/296:35 pmSOF - LHR
1 stop5h 25mLOT
Wed 1/76:30 amLHR - SOF
1 stop9h 20mLOT
Deal found 12/28$230
This FlightHub deal was found by Cheapflights users on 12/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:35 pmSOF - LHR
1 stop5h 25mLOT
Mon 1/56:30 amLHR - SOF
1 stop5h 20mLOT
Deal found 12/28$241
This Lufthansa deal was found by Cheapflights users on 12/29. 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.
Tue 12/302:00 pmSOF - LHR
1 stop7h 35mLufthansa
Mon 1/58:45 amLHR - SOF
1 stop7h 35mLufthansa
Deal found 12/29$331
This Kiwi.com deal was found by Cheapflights users on 12/28. 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.
Mon 12/296:20 pmSOF - LHR
Nonstop3h 40mMultiple Airlines
Wed 1/78:00 pmLHR - SOF
1 stop12h 00mMultiple Airlines
Deal found 12/28$335
This Mytrip deal was found by Cheapflights users on 12/29. 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.
Tue 12/306:35 pmSOF - LHR
1 stop5h 25mMultiple Airlines
Mon 1/58:50 pmLHR - SOF
Nonstop3h 00mMultiple Airlines
Deal found 12/29$363
This CheapOair deal was found by Cheapflights users on 12/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:35 pmSOF - LHR
1 stop5h 25mMultiple Airlines
Mon 1/58:50 pmLHR - SOF
Nonstop3h 00mMultiple Airlines
Deal found 12/28$392
This Lufthansa deal was found by Cheapflights users on 12/28. 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.
Tue 12/306:00 amSOF - LHR
1 stop6h 45mLufthansa
Wed 12/316:35 amLHR - SOF
1 stop4h 40mLufthansa
Deal found 12/28$393
This Lufthansa deal was found by Cheapflights users on 12/28. 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.
Sun 12/286:45 pmSOF - LHR
1 stop4h 55mMultiple Airlines
Thu 1/16:00 amLHR - SOF
1 stop7h 15mMultiple Airlines
Deal found 12/28$397
This SWISS deal was found by Cheapflights users on 12/29. 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.
Tue 12/302:00 pmSOF - LHR
2 stops20h 05mSWISS
Mon 1/56:00 amLHR - SOF
1 stop6h 15mSWISS
Deal found 12/29$398

Find 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 December 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$156
(Iberia)

One-way from

$68
(Kiwi.com)

Popular in

September

Cheapest in

February

Average price

$253

Good round-trip deal

$834 or less

Good one-way deal

$181 or less
Provider with most accurate pricing for Sofia-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sofia-London Heathrow flights.
Search Deals
From Sofia to London Heathrow
Search Deals
One-way flight from Sofia to London Heathrow
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Sofia to London Heathrow.
Search Deals
Price to beat on a one-way flight from Sofia to London Heathrow.
Search Deals

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 December 30, 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

Sat 3/7

4:00 pm-12:20 pm

1 stop22h 20m

London Heathrow

Wed 3/11

1:20 pm-3:05 am

1 stop11h 45m

$170

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Mon 1/19

5:00 am-12:20 pm

1 stop9h 20m

London Heathrow

Sun 1/25

1:20 pm-3:05 am

1 stop11h 45m

$170

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 1/22

4:00 pm-12:20 pm

1 stop22h 20m

London Heathrow

Thu 1/29

1:20 pm-3:30 pm

1 stop24h 10m

$170

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 1/17

12:05 pm-1:50 pm

Nonstop3h 45m

London Heathrow

Sun 1/25

7:50 am-1:00 pm

Nonstop3h 10m

$175

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 1/22

5:00 am-12:20 pm

1 stop9h 20m

London Heathrow

Sun 1/25

7:50 am-1:00 pm

Nonstop3h 10m

$190

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 1/31

5:00 am-12:20 pm

1 stop9h 20m

London Heathrow

Thu 4/16

1:30 pm-3:00 am

1 stop11h 30m

$199

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Thu 4/2

4:05 pm-12:30 pm

1 stop22h 25m

London Heathrow

Wed 4/8

1:30 pm-3:00 am

1 stop11h 30m

$199

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sun 4/5

4:05 pm-12:30 pm

1 stop22h 25m

London Heathrow

Tue 4/14

1:30 pm-3:35 pm

1 stop24h 05m

$199

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Sat 4/25

5:00 am-7:05 pm

1 stop16h 05m

London Heathrow

Thu 4/30

1:30 pm-3:00 am

1 stop11h 30m

$199

SofiaLondon

SOF - LHR

SOFLHR

Sofia

Fri 1/23

6:35 pm-5:20 pm

1 stop24h 45m

London Heathrow

Fri 1/30

10:35 am-1:50 pm

1 stop25h 15m

$201

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/28

Showing 1-10 of 22 results
1
2
3
  • 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 $72). Flying from Sofia to London Heathrow Airport in October is currently the most expensive (average of $241). 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 December 30, 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 at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 22% 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 December 27, 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. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Sofia to London Heathrow Airport?

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 December 30, 2025.
Get a feel of what it's like to fly with LOT, Lufthansa, and British Airways from Sofia to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.5
Good
1,158 reviews

Boarding

7.6

Crew

8.2

Food

7.1

Comfort

7.5

Entertainment

6.9

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
LOT
7.5
Good
1,158 reviews
LOT
7.5
Good
1,158 reviews

Boarding

7.6

Crew

8.2

Food

7.1

Comfort

7.5

Entertainment

6.9

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
Lufthansa
6.8
Okay
7,662 reviews
LOT
7.5
Good
1,158 reviews

Boarding

7.6

Crew

8.2

Food

7.1

Comfort

7.5

Entertainment

6.9

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed
British Airways
6.7
Okay
7,623 reviews
LOT
7.5
Good
1,158 reviews

Boarding

7.6

Crew

8.2

Food

7.1

Comfort

7.5

Entertainment

6.9

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Enver,Sep 2025

TGD - WAW

We ware in the plane for two hours before takeoff waiting and one hour after takeoff we landed

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 4 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.

  • How long is the flight from Sofia to London Heathrow Airport?

    There are many flights that can get you from Sofia to London Heathrow Airport in 3h 45m. Fly via Air Serbia or British Airways to get the fastest option. The distance between Sofia and London Heathrow Airport is about 1267 mi. This flight may include one or multiple stops.

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

    Currently priced at $152, British Airways will fly you from Sofia to London Heathrow Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from LOT and Bulgaria Air - these airlines can fly you to your destination from $168 and $196, respectively. You may be able to fly from Sofia to London Heathrow Airport for 41% 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 $64 on British Airways. Other airlines that offer cheap prices include Bulgaria Air from $113 and Lufthansa from $125 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: Bulgaria Air (89%), British Airways (72%), American Airlines( 50%).

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

    Looking at all options, your cheapest flight can be booked for $172. While the most popular route (Sofia - London Heathrow) can be booked for $177 on average, our data indicates $1,107 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 $72). Flying from Sofia to London Heathrow Airport in October is currently the most expensive (average of $241). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Croydon
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

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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 2,558,603 searches. Data last updated December 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$152Average$322FlexibilityNo cancel feeOn-time70%
LOTCheapest$168Average$264FlexibilityNo cancel feeOn-time81%
Bulgaria AirCheapest$196Average$261FlexibilityNo cancel feeOn-time73%
LufthansaCheapest$198Average$202FlexibilityNo cancel feeOn-time76%

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