Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Sofia from C$ 119

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SOF
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Sofia are usually found in November or January, booked 83 days in advance, depart on a Monday or Tuesday 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 25 March 2025.

Round-trip from

C$ 262

One-way from

C$ 119

Popular in

December

Cheapest in

November

Average price

C$ 340
Air Serbia
  • Air Serbia
  • 7/5-10/5
  • 2 total stops
  • 20h 55m total
  • London to Sofia
Search Deals
British Airways
  • British Airways
  • 1/9
  • Nonstop
  • 3h 10m total
  • London to Sofia
Search Deals
High demand for flights, 7% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
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 25 March 2025.

Wed 7/51:30 p.m.LHR - SOF
1 stop11h 25mAir Serbia
Sat 10/55:00 a.m.SOF - LHR
1 stop9h 30mAir Serbia
Deal found 24/3C$ 262
Tue 17/67:25 a.m.LHR - SOF
1 stop13h 35mLufthansa
Tue 15/77:25 p.m.SOF - LHR
1 stop5h 15mLufthansa
Deal found 23/3C$ 287
Sun 5/103:10 p.m.LHR - SOF
Nonstop3h 10mBritish Airways
Fri 10/102:20 p.m.SOF - LHR
Nonstop3h 35mBritish Airways
Deal found 24/3C$ 301
Sun 1/610:15 p.m.LHR - SOF
1 stop9h 45mMultiple Airlines
Wed 9/79:30 p.m.SOF - LHR
Nonstop3h 15mMultiple Airlines
Deal found 24/3C$ 302
Wed 4/610:25 a.m.LHR - SOF
1 stop5h 45mAustrian Airlines
Tue 8/76:55 p.m.SOF - LHR
1 stop4h 45mAustrian Airlines
Deal found 24/3C$ 308
Fri 9/58:40 a.m.LHR - SOF
1 stop23h 25mSWISS
Sat 10/512:45 p.m.SOF - LHR
2 stops32h 35mSWISS
Deal found 24/3C$ 352
Sat 14/68:55 a.m.LHR - SOF
Nonstop3h 10mBulgaria Air
Sat 12/76:25 a.m.SOF - LHR
Nonstop3h 40mBulgaria Air
Deal found 23/3C$ 408
Sat 14/66:30 a.m.LHR - SOF
1 stop5h 20mLOT
Sun 13/76:40 p.m.SOF - LHR
1 stop16h 40mLOT
Deal found 23/3C$ 446

Cheapflights Fare Finder

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 25 March 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Sofia that are best for you.

Fly from

Heathrow

Fly to

Sofia

Route

Depart

Return

Price

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Wed 7/5

1:30 p.m.-2:55 a.m.

1 stop11h 25m

Sofia

Sat 10/5

5:00 a.m.-12:30 p.m.

1 stop9h 30m

C$ 262

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 17/6

7:25 a.m.-11:00 p.m.

1 stop13h 35m

Sofia

Tue 15/7

7:25 p.m.-10:40 p.m.

1 stop5h 15m

C$ 287

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sun 1/6

10:15 p.m.-10:00 a.m.

1 stop9h 45m

Sofia

Wed 9/7

9:30 p.m.-10:45 p.m.

Nonstop3h 15m

C$ 302

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Wed 4/6

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

1 stop5h 45m

Sofia

Tue 8/7

6:55 p.m.-9:40 p.m.

1 stop4h 45m

C$ 308

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Tue 22/4

6:00 a.m.-10:05 a.m.

1 stop26h 05m

Sofia

Tue 29/4

12:45 p.m.-7:20 p.m.

2 stops32h 35m

C$ 344

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sun 22/6

3:10 p.m.-8:20 p.m.

Nonstop3h 10m

Sofia

Mon 14/7

8:00 p.m.-9:20 p.m.

Nonstop3h 20m

C$ 370

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 14/6

8:55 a.m.-2:05 p.m.

Nonstop3h 10m

Sofia

Sat 12/7

6:25 a.m.-8:05 a.m.

Nonstop3h 40m

C$ 408

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 14/6

6:30 a.m.-1:50 p.m.

1 stop5h 20m

Sofia

Sun 13/7

6:40 p.m.-9:20 a.m.

1 stop16h 40m

C$ 446

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Mon 1/9

2:00 p.m.-7:10 p.m.

Nonstop3h 10m

C$ 119

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sat 17/5

7:55 p.m.-3:35 p.m.

1 stop17h 40m

C$ 152

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Showing 1-10 of 16 results
1
2

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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Sofia

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 21 March 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 83 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$ 817). 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 25 March 2025.

It’s typically best to fly out from London Heathrow Airport to Sofia at noon. Doing so could potentially save you 23% 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 25 March 2025.
To help decide which airline to fly from London to Sofia, see what other customers have to say about KLM, LOT and Austrian Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,318 reviews
Check prices

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,318 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
LOT
7.6
Good
1,061 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Austrian Airlines
7.5
Good
769 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
SWISS
7.5
Good
1,569 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Lufthansa
6.7
Okay
6,949 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Entertainment

7.1

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

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 1 inbound flight from London Heathrow per day from 0 airlines. 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$ 262. Additional round-trip tickets that might be worth considering are offered by Lufthansa and Austrian Airlines, with the lowest prices starting at C$ 287 and C$ 308, respectively. Users have found that Air Serbia is 30% 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 British Airways, which is currently one of the cheapest options available, starting at C$ 119. Air Serbia flights start at C$ 152 while deals on Lufthansa start at C$ 215 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 (83%), Bulgaria Air (83%) or British Airways (83%) 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$ 817). 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

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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

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.