$70 Cheap Flights from Sofia (SOF) to London (LHR)

View $70 flight on Sat, Nov 21, 2026Opens in a new window

Popular airlines from Sofia Airport (SOF) to Heathrow Airport (LHR)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Sofia to London (SOF-LHR)

Prices were available within the past 7 days and start at $70 for one-way flights and $163 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, Nov 21 - Sun, Nov 22
SOF
Sofia
LHR
London
$163 Roundtrip, found 16 hours ago
$163
Roundtrip
found 16 hours ago
Select British Airways flight, departing Sat, Nov 21 from Sofia to London, returning Sun, Nov 22, priced at $163 found 16 hours ago
British Airways
Mon, Nov 9 - Wed, Nov 18
SOF
Sofia
LHR
London
$169 Roundtrip, found 2 days ago
$169
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Nov 9 from Sofia to London, returning Wed, Nov 18, priced at $169 found 2 days ago
Air Serbia
Sat, Oct 24 - Sat, Nov 7
SOF
Sofia
LHR
London
$220 Roundtrip, found 1 day ago
$220
Roundtrip
found 1 day ago
Select Air Serbia flight, departing Sat, Oct 24 from Sofia to London, returning Sat, Nov 7, priced at $220 found 1 day ago
British Airways
Sat, Nov 21 - Sun, Nov 22
SOF
Sofia
LHR
London
$220 Roundtrip, found 16 hours ago
$220
Roundtrip
found 16 hours ago
Select British Airways flight, departing Sat, Nov 21 from Sofia to London, returning Sun, Nov 22, priced at $220 found 16 hours ago
British Airways
Sat, Nov 21 - Sun, Nov 22
SOF
Sofia
LHR
London
$228 Roundtrip, found 16 hours ago
$228
Roundtrip
found 16 hours ago
Select British Airways flight, departing Sat, Nov 21 from Sofia to London, returning Sun, Nov 22, priced at $228 found 16 hours ago
British Airways
Mon, Nov 9 - Wed, Nov 18
SOF
Sofia
LHR
London
$228 Roundtrip, found 2 days ago
$228
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Nov 9 from Sofia to London, returning Wed, Nov 18, priced at $228 found 2 days ago
British Airways
Wed, Jun 10 - Sun, Jun 21
SOF
Sofia
LHR
London
$232 Roundtrip, found 2 days ago
$232
Roundtrip
found 2 days ago
Select British Airways flight, departing Wed, Jun 10 from Sofia to London, returning Sun, Jun 21, priced at $232 found 2 days ago
LOT-Polish Airlines
Mon, Jul 6 - Tue, Jul 14
SOF
Sofia
LHR
London
$244 Roundtrip, found 4 hours ago
$244
Roundtrip
found 4 hours ago
Select LOT-Polish Airlines flight, departing Mon, Jul 6 from Sofia to London, returning Tue, Jul 14, priced at $244 found 4 hours ago
Lufthansa
Tue, Jun 16 - Tue, Jun 23
SOF
Sofia
LHR
London
$252 Roundtrip, found 15 hours ago
$252
Roundtrip
found 15 hours ago
Select Lufthansa flight, departing Tue, Jun 16 from Sofia to London, returning Tue, Jun 23, priced at $252 found 15 hours ago
Swiss International Air Lines
Tue, Jun 16 - Tue, Jun 23
SOF
Sofia
LHR
London
$264 Roundtrip, found 15 hours ago
$264
Roundtrip
found 15 hours ago
Select Swiss International Air Lines flight, departing Tue, Jun 16 from Sofia to London, returning Tue, Jun 23, priced at $264 found 15 hours ago

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Luton LTN. Cheapest option available. Average driving time to city center is 45 minutes. Flights from $62
LTN
Luton
Cheapest
Average driving time to city center45 min
Flights from $62

What you need to know for your flight from Sofia to Heathrow

Sofia (SOF) to London (LHR) at a glance

Travel with a range of airlines that operate routes from Sofia (SOF) to London (LHR) on this international short-haul journey. Compare offerings from both full-service and low-cost carriers to discover the itinerary that best matches your budget, schedule, and travel plans as you set out to explore the iconic sights and neighborhoods of London. Here are the essential details for flights from Sofia Airport (SOF) to Heathrow Airport (LHR).

  • Fastest flight duration: around 3h 30m non-stop
  • Route distance: roughly 1,300 miles (2,090 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $80–$455, depending on seasonality and how far ahead you book

Flights from Sofia Airport (SOF) to Heathrow Airport (LHR)

According to recent traveler bookings, here are the top airlines favored for flights from Sofia to London, featuring both non-stop and one-stop options. Common layover points include Frankfurt International Airport (FRA) with a layover of about 1 hour and 30 minutes, Vienna International Airport (VIE) at approximately 1 hour, and Franz Josef Strauss International Airport (MUC) with a 2 hour and 30 minute layover. This variety provides you with the flexibility to choose based on price, total travel time, and cabin class for the ideal itinerary.

  • British Airways: As a full-service airline, it provides non-stop flights with one-way fares usually between $80 and $705. This carrier represents about 31% of the departures on this route, offering a total travel duration of 3 hours and 30 minutes.
  • Hahn Air: Another full-service airline, Hahn Air also features non-stop services, with one-way prices typically falling between $105 and $555. It accounts for roughly 29% of the flights on this route, with a total journey time of 3 hours and 30 minutes.
  • Lufthansa: This full-service airline operates one-stop flights, presenting one-way fares that generally range from $110 to $545. It makes up about 24% of the departures for this route, with an in-flight duration of 4 hours and 15 minutes and a total travel time of approximately 5 hours and 45 minutes, including layover.
  • Austrian Airlines: Offering one-stop service as a full-service carrier, Austrian Airlines has one-way fares that typically range from $155 to $345. It constitutes about 6% of departures on this route, with an in-flight time of 4 hours and 15 minutes and a total journey duration of around 5 hours and 45 minutes, factoring in a layover.
  • LOT-Polish Airlines: This full-service airline provides one-stop service, with one-way fares generally ranging from $195 to $305. Representing approximately 4% of departures on this route, it has an in-flight time of 4 hours and 15 minutes, leading to a total travel time of about 5 hours and 45 minutes, including layover.

Travelers flying from Sofia to London can upgrade to business class with either British Airways or Lufthansa for an enhanced travel experience.

Alternative routes from Sofia (SOF) to London (LHR)

  • Sofia to London (SOF-LCY): London City Airport (LCY) is located approximately 22 miles from Heathrow Airport (LHR).
  • Sofia to London (SOF-LGW): Gatwick Airport (LGW) lies about 25 miles from Heathrow Airport (LHR).

How to find the best prices for flights from Sofia (SOF) to London (LHR)

Getting some of the best deals on flights from Sofia to London is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking at least two months in advance, which is also when most travelers make their reservations. Evening departures from 6 PM to 12 AM tend to offer lower prices, while afternoon flights from 12 PM to 6 PM are more popular. Additionally, flying on Sunday generally results in cheaper tickets, even though Saturday remains the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Heathrow Airport from Sofia Airport

London welcomes travelers from Sofia with a range of transport options based on price, convenience, and proximity. London city center is approximately a 35-minute drive (covering about 19 miles) from Heathrow Airport, depending on traffic. Here's how to reach London efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in London, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Heathrow Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Heathrow Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Heathrow Airport, several key transport options are within walking distance. Heathrow Terminals 2 & 3 Underground Station, a metro station, is located about 0.2 miles from the airport, while Heathrow Central Bus Station, a bus station, is also about 0.2 miles away on foot. Additionally, Heathrow Terminals 2 & 3 Station, a train station, is situated approximately 0.3 miles from the airport, providing convenient access to various travel routes.

Frequently asked questions

How much does a flight from Sofia (SOF) to London (LHR-Heathrow) cost?
You can find cheap one-way flights from $70 and cheap return flights from $163 Sofia (SOF) to London (LHR-Heathrow) with Expedia. One-way flights generally range between $149 and $1307, and roundtrip flights usually range from $280 to $925. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Sofia (SOF) to London (LHR-Heathrow) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Sofia (SOF) to London (LHR-Heathrow)?
March is the cheapest month to fly from Sofia (SOF) to London (LHR), with average return fares around $229. This is about 26% lower than the average price throughout the year, as demand tends to be lower in early spring. Other cheap months to fly from SOF to LHR include February and November.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Sofia (SOF) to London (LHR-Heathrow)?
2 airlines operate nonstop service from SOF to LHR:

  • Bulgaria Air operates around 7 direct flights from SOF to LHR every week
  • British Airways operates around 7 direct flights from SOF to LHR every week

What is the cheapest airline that flies from Sofia (SOF) to London (LHR-Heathrow)?
Air Serbia is one of the cheapest airlines offering connecting flights from Sofia (SOF) to London (LHR), with round-trip tickets starting from around $216. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Sofia (SOF) to London (LHR-Heathrow)?
To find a cheap flight from Sofia (SOF) to London (LHR-Heathrow), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Sofia (SOF) to London (LHR-Heathrow)?
The best airline to fly with from Sofia (SOF) to London (LHR) will differ from traveler to traveler. If you like to fly early, Bulgaria Air offers early morning flights. If price is the most important factor, Bulgaria Air typically offers the lowest fares. Lufthansa offers the most daily flights from SOF to LHR, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Sofia (SOF) to London (LHR-Heathrow)?
The best time to fly from Sofia (SOF) to London (LHR) is in February or March, with average return flight prices around $229. February is often less crowded and more affordable, while March welcomes the arrival of spring. These months provide a great combination of low prices and enjoyable travel conditions.*Prices based on flights available on Expedia in the last year.
How many flights per day from Sofia (SOF) to London (LHR-Heathrow)?
You can find approximately 1 nonstop flights per day from (SOF) to Heathrow (LHR). For more options, look at flights that include layovers.
What is the earliest flight from Sofia (SOF) to London (LHR-Heathrow)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from SOF to LHR. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Sofia (SOF) to London (LHR-Heathrow)?
The most popular departure times for flights from Sofia (SOF) to London (LHR-Heathrow) are from 6am to 9am. About 39% of passengers prefer this time window. Many major carriers, including Royal Air Maroc and Transavia France, offer flights during this window. This timing is favored as it allows travelers to arrive in London with a full day ahead of them.
How long does it take to fly from Sofia (SOF) to London (LHR-Heathrow)?
Flying nonstop from SOF to LHR takes around 3 hours 30 minutes, with the route covering approximately 1,268 miles. Flights with a layover typically take 5 hours longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Sofia (SOF) to London (LHR-Heathrow)?
You can fly business class between SOF and LHR. Airlines that offer business class service on this route include:

  • Lufthansa
  • Aegean
  • Bulgaria Air
  • Austrian Airlines
  • LOT Polish Airlines
  • Turkish Airlines
  • Helvetic Airways
  • Tarom
  • ITA Airways
  • Swiss International Air Lines

How much is a business class flight from Sofia (SOF) to London (LHR-Heathrow)?
A direct, return business class ticket from Sofia (SOF) to London (LHR) typically costs between $917 - $1,118. A non-stop, one-way business class flight is usually around $302. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Sofia (SOF) to London (LHR-Heathrow) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Sofia (SOF) to London (LHR-Heathrow) flight with Expedia?
It's easy to earn miles on a Sofia (SOF) to London (LHR-Heathrow) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for London from SOF (SOF)?
When traveling from SOF (SOF) to London, you can fly into Luton (LTN), Stansted (STN), Gatwick (LGW), Heathrow (LHR) and London City (LCY). Some flights may connect through major hubs like Eleftherios Venizelos (ATH), Henri Coanda Intl. (OTP) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Sofia (SOF) to London (LHR-Heathrow) at the last minute?
Typically, booking a last minute flight from Sofia (SOF) to London (LHR-Heathrow) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Sofia (SOF) to London (LHR-Heathrow) flight and hotel package?
Securing a Sofia (SOF) to London (LHR-Heathrow) London Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sofia (SOF) to London (LHR-Heathrow)?
If you booked your Sofia (SOF) to London (LHR-Heathrow) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Sofia
Destination airport
Heathrow
Airlines serving
Aegean, Air France, Air Serbia, Austrian Airlines, British Airways, Bulgaria Air, ITA Airways, KLM, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, Turkish Airlines
Roundtrip price
$162
Distance
1267 mi
Average flight time
1 hour 30 mins

Book with confidence

Sofia to London Flights

The cheapest times to fly from Sofia to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sofia to London are during the month of November. You can find some of the cheapest flights from Sofia to London with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sofia to London

Sunday is one of the best days to book for cheap flights from Sofia to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sofia to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sofia to London in 2026. You can also book with separate airlines for your outbound and return journeys, from $70 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sofia to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sofia to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sofia to London Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

Explore a world of travel with Expedia