$738 Cheap Flights from London (LTN) to Sofia (SOF)

View $738 flight on Wed, Jan 21, 2026Opens in a new window

Popular airlines from Luton Airport (LTN) to Sofia Airport (SOF)

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Cheap Flights from London to Sofia (LTN-SOF)

Prices were available within the past 7 days and start at $738 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Luton Airport (LTN) to Sofia Airport (SOF) cost?
Snag a cheap one-way flight from $738 or cheap return flight from Luton Airport (LTN) to Sofia Airport (SOF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Luton Airport (LTN) to Sofia Airport (SOF)?
The cheapest month to fly from LTN to SOF is , when there's less demand. Off-peak months are generally when you'll find lower airfares between these airports.
Which airlines fly direct from Luton Airport (LTN) to Sofia Airport (SOF)?
Fly nonstop from Luton Airport (LTN) to Sofia Airport (SOF) on a Wizz Air flight.
What is the cheapest airline that flies from Luton Airport (LTN) to Sofia Airport (SOF)?
To find the cheapest airline that'll fly you from LTN to SOF, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Luton Airport (LTN) to Sofia Airport (SOF)?
On average, you'll only find 1 direct flight leaving from Luton Airport (LTN) to Sofia Airport (SOF) per day. If this doesn't fit your travel plans, think about flights with layovers. Just filter your search results on Expedia to include one stop or more to find a better alternative.
What are the most popular departure times for flights from Luton Airport (LTN) to Sofia Airport (SOF)?
The 8 AM departures from LTN to SOF are the busiest. They can also be more expensive. If you're hoping to save money, book during off-peak hours.
What day of the week has the most flights from LTN to SOF?
Travel on a Friday if you're looking for the best selection of flights from Luton Airport (LTN) to Sofia Airport (SOF).
What is the earliest flight from Luton Airport (LTN) to Sofia Airport (SOF)?
Luton Airport (LTN)'s earliest flight to Sofia Airport (SOF) takes off at approximately 8:45AM UTC+0. With a total flight time of 3h 10m, you'll land at around 1:55PM UTC+2.
How long does it take to fly from Luton Airport (LTN) to Sofia Airport (SOF)?
Typically, it takes 3 hours and 10 minutes to cover the 1,300 mi from LTN to SOF.
What is the best time to fly from Luton Airport (LTN) to Sofia Airport (SOF)?
Select a flight from Luton Airport (LTN) to Sofia Airport (SOF) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Sofia from Luton Airport (LTN)?
Sofia Airport (SOF) is the only airport in Sofia with direct flights from Luton Airport (LTN). Explore your options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Luton Airport (LTN) to Sofia Airport (SOF) last-minute?
Last-minute fares from LTN to SOF are usually more expensive. For the lowest rates, start searching for flights well in advance. That being said, if you can play around with your travel dates, it's possible to land a cheap fare right before your trip.
Is it cheaper to book a LTN to SOF flight and hotel package?
Opting for a LTN to SOF flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our impressive range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Luton Airport (LTN) to Sofia Airport (SOF)?
Usually, it's possible to reschedule or cancel your LTN to SOF flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Luton
Destination airport
Sofia
Distance
1274 mi
Average flight time
5 hours 10 mins

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London to Sofia Flights

The cheapest times to fly from London to Sofia

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 London to Sofia are during the month of . You can find some of the cheapest flights from London to Sofia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Sofia

Sunday is one of the best days to book for cheap flights from London to Sofia: 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 London to Sofia

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 London to Sofia in 2026. You can also book with separate airlines for your outbound and return journeys, from $738 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 London to Sofia 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 London to Sofia 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.

 

London to Sofia Flights

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*Available to One Key members.