Title: $715 Cheap flights from Sofia to London (SOF to LTN) - Expedia.com ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $715 Cheap Flights from Sofia (SOF) to London (LTN) [View $715 flight on Thu, Apr 30, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:SOF,to:LTN,departure:4/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:714.60&airProductToken=AQphCi8IzLIBEgM1NTIY0isg86oBKKXbiwMwttyLAzhTQABYAWoETElURXIHU0hSTDFHUAouCMyyARIDMzEzGPOqASDrbCjW3YsDMJvgiwM4S0ABWAFqBExJVEVyBktSTDFMVRIKCAEQARgBKgJMWRgBIgQIARABKAIoAygEMAE) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travelers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Sofia Airport (SOF) to Luton Airport (LTN) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_W6.svg) Wizz Air [](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:LTN,departure:3/6/2026TANYT&leg2=from:LTN,to:SOF,departure:3/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"W6"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Cheap Flights from Sofia to London (SOF-LTN) Prices were available within the past 7 days and start at $715 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.com/deals?rfrr=FTG_SPRING_PROMO_) ## Alternative airports near London Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:LHR,departure:3/6/2026TANYT&leg2=from:LHR,to:SOF,departure:3/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LHR Heathrow Closest 28 min [Flights from $199 ](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:LHR,departure:3/6/2026TANYT&leg2=from:LHR,to:SOF,departure:3/22/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) [](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:STN,departure:3/6/2026TANYT&leg2=from:STN,to:SOF,departure:3/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) STN Stansted Cheapest 51 min [Flights from $57 ](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:STN,departure:3/6/2026TANYT&leg2=from:STN,to:SOF,departure:3/12/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much does a flight from Sofia Airport (SOF) to Luton Airport (LTN) cost? ### What is the cheapest month to fly from Sofia Airport (SOF) to Luton Airport (LTN)? ### Which airlines fly direct from Sofia Airport (SOF) to Luton Airport (LTN)? ### What is the cheapest airline that flies from Sofia Airport (SOF) to Luton Airport (LTN)? ### How many flights per day from Sofia Airport (SOF) to Luton Airport (LTN)? ### What are the most popular departure times for flights from Sofia Airport (SOF) to Luton Airport (LTN)? ### What day of the week has the most flights from SOF to LTN? ### What is the earliest flight from Sofia Airport (SOF) to Luton Airport (LTN)? ### How long does it take to fly from Sofia Airport (SOF) to Luton Airport (LTN)? ### What is the best time to fly from Sofia Airport (SOF) to Luton Airport (LTN)? ### What airports do you fly into for London from Sofia Airport (SOF)? > - Heathrow Airport (LHR) > - Stansted Airport (STN) > - Luton Airport (LTN) ### Is it cheaper to buy a plane ticket from Sofia Airport (SOF) to Luton Airport (LTN) last-minute? ### Is it cheaper to book a SOF to LTN flight and hotel package? ### Can I cancel or change the date of my flight from Sofia Airport (SOF) to Luton Airport (LTN)? ## Travel information | Origin airport | Sofia | | ------------------- | -------------- | | Destination airport | Luton | | Distance | 1274 mi | | Average flight time | 1 hour 35 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 . 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 $715 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](https://www.expedia.com/package-deals). 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. \*Flight schedules are subject to change. ## Explore a world of travel with Expedia - Lodging - Flights - [Hotels near Luton Airport Pkwy Station ](https://www.expedia.com/Luton-Airport-Pkwy-Station-Hotels.d6022210.Travel-Guide-Hotels) - [Boston to Luton ](https://www.expedia.com/lp/flights/178239/2151/boston-to-luton) - [Atlanta to Luton ](https://www.expedia.com/lp/flights/178232/2151/atlanta-to-luton) \*Available to One Key members.