$27 Cheap Flights from Bratislava (BTS) to Sofia (SOF)

View $27 flight on Thu, Aug 21, 2025Opens in a new window

Popular airlines from Bratislava (BTS-M.R.Stefanika) to Sofia Airport (SOF)

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Cheap Flights from Bratislava to Sofia (BTS-SOF)

Prices were available within the past 7 days and start at $27 for one-way flights and $58 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Thu, Sep 4 - Thu, Sep 11
BTS
Bratislava
SOF
Sofia
$58 Roundtrip, found 6 days ago
$58
Roundtrip
found 6 days ago
Select Ryanair flight, departing Thu, Sep 4 from Bratislava to Sofia, returning Thu, Sep 11, priced at $58 found 6 days ago
Ryanair
Thu, Sep 25 - Sun, Sep 28
BTS
Bratislava
SOF
Sofia
$61 Roundtrip, found 20 hours ago
$61
Roundtrip
found 20 hours ago
Select Ryanair flight, departing Thu, Sep 25 from Bratislava to Sofia, returning Sun, Sep 28, priced at $61 found 20 hours ago
Ryanair
Thu, Sep 25 - Sun, Sep 28
BTS
Bratislava
SOF
Sofia
$68 Roundtrip, found 2 days ago
$68
Roundtrip
found 2 days ago
Select Ryanair flight, departing Thu, Sep 25 from Bratislava to Sofia, returning Sun, Sep 28, priced at $68 found 2 days ago
Ryanair
Thu, Sep 4 - Sun, Sep 7
BTS
Bratislava
SOF
Sofia
$76 Roundtrip, found 3 hours ago
$76
Roundtrip
found 3 hours ago
Select Ryanair flight, departing Thu, Sep 4 from Bratislava to Sofia, returning Sun, Sep 7, priced at $76 found 3 hours ago
Ryanair
Sun, Aug 17 - Thu, Aug 21
BTS
Bratislava
SOF
Sofia
$119 Roundtrip, found 3 days ago
$119
Roundtrip
found 3 days ago
Select Ryanair flight, departing Sun, Aug 17 from Bratislava to Sofia, returning Thu, Aug 21, priced at $119 found 3 days ago
Ryanair
Sun, Aug 17 - Thu, Aug 21
BTS
Bratislava
SOF
Sofia
$143 Roundtrip, found 2 days ago
$143
Roundtrip
found 2 days ago
Select Ryanair flight, departing Sun, Aug 17 from Bratislava to Sofia, returning Thu, Aug 21, priced at $143 found 2 days ago
Pegasus Airlines
Fri, Sep 26 - Sat, Oct 11
BTS
Bratislava
SOF
Sofia
$861 Roundtrip, found 1 day ago
$861
Roundtrip
found 1 day ago
Select Pegasus Airlines flight, departing Fri, Sep 26 from Bratislava to Sofia, returning Sat, Oct 11, priced at $861 found 1 day ago
Pegasus Airlines
Sun, Aug 17 - Tue, Aug 19
BTS
Bratislava
SOF
Sofia
$866 Roundtrip, found 2 days ago
$866
Roundtrip
found 2 days ago
Select Pegasus Airlines flight, departing Sun, Aug 17 from Bratislava to Sofia, returning Tue, Aug 19, priced at $866 found 2 days ago
Pegasus Airlines
Fri, Sep 12 - Tue, Sep 23
BTS
Bratislava
SOF
Sofia
$868 Roundtrip, found 1 day ago
$868
Roundtrip
found 1 day ago
Select Pegasus Airlines flight, departing Fri, Sep 12 from Bratislava to Sofia, returning Tue, Sep 23, priced at $868 found 1 day ago
Pegasus Airlines
Fri, Sep 12 - Sat, Sep 27
BTS
Bratislava
SOF
Sofia
$871 Roundtrip, found 1 day ago
$871
Roundtrip
found 1 day ago
Select Pegasus Airlines flight, departing Fri, Sep 12 from Bratislava to Sofia, returning Sat, Sep 27, priced at $871 found 1 day ago
Flights from Bratislava (BTS) to Sofia (SOF)
Origin airport
M.R.Stefanika
Destination airport
Sofia
Airlines serving
Ryanair
Roundtrip price
$57
Distance
483 mi
Average flight time
1 hour 30 mins

Bratislava to Sofia Flights

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

 

The best time to book a flight from Bratislava to Sofia

Sunday is one of the best days to book for cheap flights from Bratislava 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 Bratislava 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 Bratislava to Sofia in 2025. You can also book with separate airlines for your outbound and return journeys, from $27 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 Bratislava 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 Bratislava 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 M.R.Stefanika Airport (BTS) to Sofia Airport (SOF) cost?
Grab a cheap one-way flight from $27 or cheap return flight from $58 from M.R.Stefanika Airport (BTS) to Sofia Airport (SOF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from M.R.Stefanika Airport (BTS) to Sofia Airport (SOF)?
September is the cheapest month to fly from BTS to SOF. Timing your trip outside of the busy season is often the key to landing a great deal.
What is the cheapest airline that flies from M.R.Stefanika Airport (BTS) to Sofia Airport (SOF)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from BTS to SOF. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from M.R.Stefanika Airport (BTS) to Sofia Airport (SOF)?
There are no daily direct flights departing from M.R.Stefanika Airport (BTS) to Sofia Airport (SOF). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from BTS to SOF?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can change depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from M.R.Stefanika Airport (BTS) to Sofia Airport (SOF)?
Choose a flight from M.R.Stefanika Airport (BTS) to Sofia Airport (SOF) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this time are on average 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.
Is it cheaper to buy a plane ticket from M.R.Stefanika Airport (BTS) to Sofia Airport (SOF) last-minute?
Holding off until just before your trip to book a ticket from BTS to SOF often results in higher prices. While you may find some last-minute offers, they aren't always guaranteed. Keep your travel plans flexible for the best chance of snagging a bargain.
Is it cheaper to book a BTS to SOF flight and hotel package?
Securing a BTS to SOF flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Choose from our wide range of accommodations and then add activities, car rentals and flights 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 M.R.Stefanika Airport (BTS) to Sofia Airport (SOF)?
In most cases, you're able to reschedule or cancel your BTS to SOF flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like more details, visit our Customer Service portal.

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*Available to One Key members.