$71 Cheap Flights from Bucharest (OTP) to Sofia (SOF)

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Cheap Flights from Bucharest to Sofia (OTP-SOF)

Prices were available within the past 7 days and start at $71 for one-way flights and $200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Austrian Airlines
Air Serbia
Austrian Airlines
Austrian Airlines
Air Serbia
Aegean
Air Serbia
Austrian Airlines
Aegean
Austrian Airlines
Flights from Bucharest (OTP) to Sofia (SOF)
Origin airport
Henri Coanda Intl.
Destination airport
Sofia
Airlines serving
Aegean, Air Baltic, Air Serbia, Austrian Airlines, ITA Airways, LOT-Polish Airlines, Tarom-Romanian Air Transport, Turkish Airlines
Roundtrip price
$199
Distance
186 mi

Bucharest to Sofia Flights

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

 

The best time to book a flight from Bucharest to Sofia

Sunday is one of the best days to book for cheap flights from Bucharest 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 Bucharest 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 Bucharest to Sofia in 2025. You can also book with separate airlines for your outbound and return journeys, from $71 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 Bucharest 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 Bucharest 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 long does it take to fly from Henri Coanda Intl. Airport (OTP) to SOF?
Book a ticket with TAROM and you can expect to be in the air for approximately 1 hour and 15 minutes. This leading airline operates a direct flight that sets off at 8:20AM from Bucharest Airport and comes in to land at Sofia Intl. Airport at 9:35AM. Expedia has some of the best deals around, so take a look at what’s on offer on this route today.
Is it cheaper to buy a plane ticket from OTP to SOF last minute?
When it comes to booking your flights, being prepared pays dividends. While you could find a deal on a Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF) flight at the last minute, prices usually don’t get cheaper as the departure date nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days in advance. For international flights it’s three to four months.
What airline has the least delays from Bucharest Airport to Sofia Intl. Airport?
With an on-time arrival score of 100%, TAROM is the airline most likely to get you from Bucharest Airport to Sofia Intl. Airport reliably on schedule. Flight delays aren’t just an annoyance — they can also lead you to missing a connection or even ruin your entire trip. You can prepare for delays by reviewing your flight status through the Expedia App before you set off for the airport. If you’re already there and the delay is significant, visit the customer service desk to discover what your options are.
What airports do you fly into for Sofia from Bucharest?
Flights from Bucharest to Sofia arrive at Sofia Airport (SOF). Approximately 4 mi east of downtown Sofia, it’s the main entry point to this wonderful city. When it’s time to start sightseeing, Alexander Nevski Cathedral and Boyana Church should be at the top of your must-see list.
What are the most popular departure times for flights from Bucharest Airport to SOF?
Between 8:00 AM - 9:00 AM is when you’ll find many TAROM flights jetting off from OTP to Sofia Airport (SOF). Our handy tip? Fly out earlier in the day. With air traffic yet to build up around airports, your chances of catching a delay-free flight are higher.
Can I change the date of my flight from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF)?
You can make changes to your Henri Coanda Intl. Airport (OTP) to Sofia Intl. Airport trip by logging in to the Expedia Trips portal. Before you amend times or dates, review the rules in your itinerary to see what the carrier will let you do and what fees apply for changes. Some carriers charge a change fee per person, plus any difference in prices. But if you booked in the last 24 hours, you may be able to cancel for free and book new flights. You can also find your way to our Customer Service portal for more handy information and to connect with our Virtual Agent.

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*Available to One Key members.