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Cheap flights from London Heathrow Airport to Sofia from C$ 126

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SOF
25 Jan — 1 Feb1
1 adult

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 20 January 2025.

Round-trip from

C$ 249

One-way from

C$ 126

Popular in

December

Cheapest in

November

Average price

C$ 271
Air Serbia
  • Air Serbia
  • 6/3-13/3
  • 2 total stops
  • 46h 30m total
  • London to Sofia
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Aegean Airlines
  • Aegean Airlines
  • 11/2
  • 1 total stop
  • 10h 15m total
  • London to Sofia
Search Deals
High demand for flights, 5% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in January 2025
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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 20 January 2025.

Wed 7/53:25 p.m.LHR - SOF
Nonstop3h 15mBritish Airways
Sun 18/59:10 p.m.SOF - LHR
Nonstop3h 15mBritish Airways
Deal found 20/1C$ 243
Thu 6/31:20 p.m.LHR - SOF
1 stop24h 10mAir Serbia
Sat 15/35:00 a.m.SOF - LHR
1 stop9h 20mAir Serbia
Deal found 19/1C$ 249
Thu 6/36:35 a.m.LHR - SOF
1 stop4h 25mLufthansa
Fri 14/36:05 a.m.SOF - LHR
1 stop8h 55mLufthansa
Deal found 19/1C$ 272
Sat 22/22:50 p.m.LHR - SOF
1 stop19h 00mAustrian Airlines
Sun 23/26:45 p.m.SOF - LHR
1 stop17h 40mAustrian Airlines
Deal found 20/1C$ 294
Sat 1/35:10 p.m.LHR - SOF
2 stops17h 50mSWISS
Thu 13/34:00 p.m.SOF - LHR
1 stop27h 50mSWISS
Deal found 20/1C$ 330
Wed 9/46:00 a.m.LHR - SOF
1 stop7h 20mMultiple Airlines
Wed 9/47:25 p.m.SOF - LHR
2 stops15h 15mMultiple Airlines
Deal found 20/1C$ 352
Sun 23/28:45 a.m.LHR - SOF
Nonstop3h 10mBulgaria Air
Fri 28/23:30 p.m.SOF - LHR
Nonstop3h 25mBulgaria Air
Deal found 20/1C$ 389

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 629,999 searches. Data last updated 20 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 6/3

1:20 p.m.-3:30 p.m.

1 stop24h 10m

Sofia

Sat 15/3

5:00 a.m.-12:20 p.m.

1 stop9h 20m

C$ 249

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Mon 10/2

11:10 a.m.-4:20 p.m.

Nonstop3h 10m

Sofia

Mon 17/2

5:25 p.m.-7:00 p.m.

Nonstop3h 35m

C$ 252

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Thu 6/3

6:35 a.m.-1:00 p.m.

1 stop4h 25m

Sofia

Sun 9/3

6:10 a.m.-10:25 a.m.

1 stop6h 15m

C$ 272

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 22/2

2:50 p.m.-11:50 a.m.

1 stop19h 00m

Sofia

Sun 23/2

6:45 p.m.-10:25 a.m.

1 stop17h 40m

C$ 294

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 1/3

5:10 p.m.-1:00 p.m.

2 stops17h 50m

Sofia

Thu 13/3

4:00 p.m.-5:50 p.m.

1 stop27h 50m

C$ 330

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Wed 9/4

6:00 a.m.-3:20 p.m.

1 stop7h 20m

Sofia

Wed 9/4

7:25 p.m.-8:40 a.m.

2 stops15h 15m

C$ 352

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sun 23/2

8:45 a.m.-1:55 p.m.

Nonstop3h 10m

Sofia

Fri 28/2

3:30 p.m.-4:55 p.m.

Nonstop3h 25m

C$ 389

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sun 23/3

11:30 a.m.-9:35 a.m.

2 stops20h 05m

Sofia

Tue 25/3

10:05 a.m.-4:35 p.m.

2 stops32h 30m

C$ 1,731

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Mon 3/3

10:00 a.m.-6:10 p.m.

2 stops30h 10m

Sofia

Fri 7/3

8:00 a.m.-5:55 a.m.

2 stops23h 55m

C$ 24,738

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 11/2

10:15 p.m.-10:30 a.m.

1 stop10h 15m

C$ 126

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/1

Showing 1-10 of 18 results
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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 17 January 2025.

The price you pay for your flight from London Heathrow Airport to Sofia may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Sofia (average of C$ 860). Flying from London Heathrow Airport to Sofia in July is currently the most expensive (average of C$ 1,238). 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 20 January 2025.

It’s typically best to fly out from London Heathrow Airport to Sofia at noon. Doing so could potentially save you 26% on the flight price compared to flying in the morning, which is usually more expensive.

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 30.0 - 70.0 mm per month. June is typically the wettest month, when rainfall can reach 70.0 mm. January is typically the driest time to visit Sofia when rainfall is around 30.0 mm.

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 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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 20 January 2025.
To help decide which airline to fly from London to Sofia, see what other customers have to say about British Airways, Lufthansa and SWISS. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very good
741 reviews
Check prices

Entertainment

6.9

Crew

8.6

Food

7.3

Overall

8.1

Boarding

7.8

Comfort

7.8

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
Check prices

Entertainment

6.9

Crew

8.6

Food

7.3

Overall

8.1

Boarding

7.8

Comfort

7.8

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
Check prices

Entertainment

6.9

Crew

8.6

Food

7.3

Overall

8.1

Boarding

7.8

Comfort

7.8

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
Check prices

Entertainment

6.9

Crew

8.6

Food

7.3

Overall

8.1

Boarding

7.8

Comfort

7.8

Reviews

1 / 10

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

SWISS
7.5
Good
1,599 reviews
Aegean Airlines
8.1
Very good
741 reviews
Check prices

Entertainment

6.9

Crew

8.6

Food

7.3

Overall

8.1

Boarding

7.8

Comfort

7.8

Reviews

1 / 10

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

Air France
7.4
Good
1,490 reviews
Aegean Airlines
8.1
Very good
741 reviews
Check prices

Entertainment

6.9

Crew

8.6

Food

7.3

Overall

8.1

Boarding

7.8

Comfort

7.8

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?

    Most people fly into Sofia (SOF) if they book a flight to Sofia from London Heathrow. On average, Sofia has 0 inbound flights from London Heathrow per day from 1 airline. Sofia is conveniently located just 6.7 km from Sofia’s city centre.

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

    Flying on Air Serbia is currently your cheapest option to Sofia, with prices starting at C$ 249. Additional round-trip tickets that might be worth considering are offered by British Airways and Lufthansa, with the lowest prices starting at C$ 252 and C$ 272, respectively. Users have found that Air Serbia is 32% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with Aegean Airlines, which is currently one of the cheapest options available, starting at C$ 126. British Airways flights start at C$ 133 while deals on Air Serbia start at C$ 143 one-way.

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

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Sofia consider choosing American Airlines (81%), British Airways (81%) or Bulgaria Air (74%) as they are the most reliable in getting you off to your destination on time.

  • 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Sofia (average of C$ 860). Flying from London Heathrow Airport to Sofia in July is currently the most expensive (average of C$ 1,238). 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

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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

Top airline flying from Heathrow to Sofia

Discover the top airline 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 629,999 searches. Data last updated 20 January 2025.
AirlineCheapestAverageFlexibilityOn-time
Bulgaria AirCheapestC$ 217AverageC$ 400FlexibilityNo cancel feeOn-time73%
Search Bulgaria Air flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Sofia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Sofia?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Sofia.

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

Yes! Cheapflights helps users easily find flights from Heathrow to Sofia with no change fees.

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

Yes! Start tracking prices for Heathrow to Sofia flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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