$30 Cheap Flights from London (STN) to Sofia (SOF)

View $30 flight on Sat, Oct 11, 2025Opens in a new window

Popular airlines from Stansted Airport (STN) to Sofia Airport (SOF)

Cheap Flights from London to Sofia (STN-SOF)

Prices were available within the past 7 days and start at $30 for one-way flights and $59 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Sun, Oct 5 - Wed, Oct 15
STN
London
SOF
Sofia
$59 Roundtrip, found 1 hour ago
$59
Roundtrip
found 1 hour ago
Select Ryanair flight, departing Sun, Oct 5 from London to Sofia, returning Wed, Oct 15, priced at $59 found 1 hour ago
Ryanair
Wed, Oct 15 - Tue, Oct 21
STN
London
SOF
Sofia
$59 Roundtrip, found 19 hours ago
$59
Roundtrip
found 19 hours ago
Select Ryanair flight, departing Wed, Oct 15 from London to Sofia, returning Tue, Oct 21, priced at $59 found 19 hours ago
Ryanair
Wed, Oct 15 - Tue, Oct 21
STN
London
SOF
Sofia
$62 Roundtrip, found 1 day ago
$62
Roundtrip
found 1 day ago
Select Ryanair flight, departing Wed, Oct 15 from London to Sofia, returning Tue, Oct 21, priced at $62 found 1 day ago
Ryanair
Wed, Oct 8 - Wed, Oct 22
STN
London
SOF
Sofia
$64 Roundtrip, found 1 day ago
$64
Roundtrip
found 1 day ago
Select Ryanair flight, departing Wed, Oct 8 from London to Sofia, returning Wed, Oct 22, priced at $64 found 1 day ago
Ryanair
Tue, Oct 7 - Thu, Oct 9
STN
London
SOF
Sofia
$65 Roundtrip, found 3 days ago
$65
Roundtrip
found 3 days ago
Select Ryanair flight, departing Tue, Oct 7 from London to Sofia, returning Thu, Oct 9, priced at $65 found 3 days ago
Ryanair
Thu, Oct 2 - Thu, Oct 9
STN
London
SOF
Sofia
$66 Roundtrip, found 2 hours ago
$66
Roundtrip
found 2 hours ago
Select Ryanair flight, departing Thu, Oct 2 from London to Sofia, returning Thu, Oct 9, priced at $66 found 2 hours ago
Ryanair
Thu, Oct 16 - Tue, Oct 21
STN
London
SOF
Sofia
$69 Roundtrip, found 2 days ago
$69
Roundtrip
found 2 days ago
Select Ryanair flight, departing Thu, Oct 16 from London to Sofia, returning Tue, Oct 21, priced at $69 found 2 days ago
Ryanair
Sun, Oct 12 - Sun, Oct 26
STN
London
SOF
Sofia
$70 Roundtrip, found 3 hours ago
$70
Roundtrip
found 3 hours ago
Select Ryanair flight, departing Sun, Oct 12 from London to Sofia, returning Sun, Oct 26, priced at $70 found 3 hours ago
Pegasus Airlines
Fri, Jan 9 - Mon, Jan 12
STN
London
SOF
Sofia
$249 Roundtrip, found 1 day ago
$249
Roundtrip
found 1 day ago
Select Pegasus Airlines flight, departing Fri, Jan 9 from London to Sofia, returning Mon, Jan 12, priced at $249 found 1 day ago
Lufthansa
Wed, Oct 1 - Fri, Oct 3
STN
London
SOF
Sofia
$362 Roundtrip, found 5 days ago
$362
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Wed, Oct 1 from London to Sofia, returning Fri, Oct 3, priced at $362 found 5 days ago

Alternative airports near Sofia

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

Select flight to Sofia Airport SOF. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $70
SOF
Sofia Airport
CheapestClosest
Average driving time to city center11 min
Flights from $70
Flights from London (STN) to Sofia (SOF)
Origin airport
Stansted
Destination airport
Sofia
Airlines serving
Pegasus Airlines, Ryanair
Roundtrip price
$58
Distance
1248 mi
Average flight time
4 hours 58 mins

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 October. 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 2025. You can also book with separate airlines for your outbound and return journeys, from $30 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.

 

Frequently asked questions

How much does a flight from Stansted Airport (STN) to Sofia Airport (SOF) cost?
Lock in a cheap one-way flight from $30 or cheap return flight from $59 from Stansted Airport (STN) 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 Stansted Airport (STN) to Sofia Airport (SOF)?
October is the most affordable month to fly from STN to SOF. Traveling during quieter months is often the key to scoring lower fares.
Which airlines fly direct from Stansted Airport (STN) to Sofia Airport (SOF)?
Although London (STN-Stansted) doesn't offer any direct flights to Sofia Airport (SOF), other airports have nonstop routes. Flying from Heathrow Airport (LHR) will get you to Sofia without any detours.
What is the cheapest airline that flies from Stansted Airport (STN) to Sofia Airport (SOF)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from STN to SOF. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Stansted Airport (STN) to Sofia Airport (SOF)?
Each day, an average of 2 direct flights take off from Stansted Airport (STN) to Sofia Airport (SOF). Select the departure date that best suits your plans.
What are the most popular departure times for flights from Stansted Airport (STN) to Sofia Airport (SOF)?
Flights between STN and SOF are busiest at 6 AM. If you'd like a less crowded experience and potentially cheaper tickets, look for a time outside the usual busy windows.
What day of the week has the most flights from STN to SOF?
Depart on a Friday if you're after the best selection of flights from Stansted Airport (STN) to Sofia Airport (SOF).
What is the earliest flight from Stansted Airport (STN) to Sofia Airport (SOF)?
Stansted Airport (STN)'s first flight to Sofia Airport (SOF) departs at approximately 6:00AM UTC+0. With a travel time of 3h 5m, you'll land at around 11:05AM UTC+2.
How long does it take to fly from Stansted Airport (STN) to Sofia Airport (SOF)?
It takes approximately 3 hours and 3 minutes to cover the 1,250 mi from STN to SOF.
What is the best time to fly from Stansted Airport (STN) to Sofia Airport (SOF)?
To avoid possible delays on the Stansted Airport (STN) to Sofia Airport (SOF) route, aim to travel before 3 PM. Departures after this time are 22% more likely to be canceled.**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 Stansted Airport (STN)?
If you're traveling on a direct flight from Stansted Airport (STN) to Sofia, Sofia Airport (SOF) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Stansted Airport (STN) to Sofia Airport (SOF) last-minute?
Waiting until just before your trip to book your flight from STN to SOF generally means paying more. While you may find some last-minute discounts, there's no guarantee. Keep your travel plans flexible to boost your chances of getting a bargain.
Is it cheaper to book a STN to SOF flight and hotel package?
Securing a STN to SOF flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our wide range of hotels and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Stansted Airport (STN) to Sofia Airport (SOF)?
If you reserved your STN to SOF flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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*Available to One Key members.