$70 Cheap Flights from Bucharest (OTP) to Sofia (SOF)

View $70 flight on Thu, Dec 4, 2025Opens in a new window

Popular airlines from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF)

Cheap Flights from Bucharest to Sofia (OTP-SOF)

Prices were available within the past 7 days and start at $70 for one-way flights and $163 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aegean
Wed, Nov 19 - Tue, Nov 25
OTP
Bucharest
SOF
Sofia
$163 Roundtrip, found 1 day ago
$163
Roundtrip
found 1 day ago
Select Aegean flight, departing Wed, Nov 19 from Bucharest to Sofia, returning Tue, Nov 25, priced at $163 found 1 day ago
Aegean
Fri, Feb 20 - Tue, Feb 24
OTP
Bucharest
SOF
Sofia
$190 Roundtrip, found 5 days ago
$190
Roundtrip
found 5 days ago
Select Aegean flight, departing Fri, Feb 20 from Bucharest to Sofia, returning Tue, Feb 24, priced at $190 found 5 days ago
Aegean
Wed, Nov 19 - Tue, Nov 25
OTP
Bucharest
SOF
Sofia
$191 Roundtrip, found 1 day ago
$191
Roundtrip
found 1 day ago
Select Aegean flight, departing Wed, Nov 19 from Bucharest to Sofia, returning Tue, Nov 25, priced at $191 found 1 day ago
Austrian Airlines
Wed, Nov 19 - Tue, Nov 25
OTP
Bucharest
SOF
Sofia
$191 Roundtrip, found 1 day ago
$191
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Wed, Nov 19 from Bucharest to Sofia, returning Tue, Nov 25, priced at $191 found 1 day ago
Air Serbia
Thu, Nov 20 - Mon, Nov 24
OTP
Bucharest
SOF
Sofia
$192 Roundtrip, found 1 day ago
$192
Roundtrip
found 1 day ago
Select Air Serbia flight, departing Thu, Nov 20 from Bucharest to Sofia, returning Mon, Nov 24, priced at $192 found 1 day ago
Aegean
Wed, Nov 19 - Tue, Nov 25
OTP
Bucharest
SOF
Sofia
$193 Roundtrip, found 1 day ago
$193
Roundtrip
found 1 day ago
Select Aegean flight, departing Wed, Nov 19 from Bucharest to Sofia, returning Tue, Nov 25, priced at $193 found 1 day ago
Air Serbia
Fri, Oct 31 - Wed, Nov 5
OTP
Bucharest
SOF
Sofia
$193 Roundtrip, found 3 days ago
$193
Roundtrip
found 3 days ago
Select Air Serbia flight, departing Fri, Oct 31 from Bucharest to Sofia, returning Wed, Nov 5, priced at $193 found 3 days ago
Austrian Airlines
Wed, Oct 1 - Sun, Oct 5
OTP
Bucharest
SOF
Sofia
$205 Roundtrip, found 2 days ago
$205
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Wed, Oct 1 from Bucharest to Sofia, returning Sun, Oct 5, priced at $205 found 2 days ago
Tarom-Romanian Air Transport
Fri, Feb 20 - Tue, Feb 24
OTP
Bucharest
SOF
Sofia
$292 Roundtrip, found 5 days ago
$292
Roundtrip
found 5 days ago
Select Tarom-Romanian Air Transport flight, departing Fri, Feb 20 from Bucharest to Sofia, returning Tue, Feb 24, priced at $292 found 5 days ago
Turkish Airlines
Wed, Oct 1 - Sun, Oct 5
OTP
Bucharest
SOF
Sofia
$320 Roundtrip, found 2 days ago
$320
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Wed, Oct 1 from Bucharest to Sofia, returning Sun, Oct 5, priced at $320 found 2 days ago

Find the cheapest month to fly from Bucharest (OTP) to Sofia (SOF)

March is typically the cheapest month to fly

From $128 - $280 per traveler.

Frequently asked questions

How much does a flight from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF) cost?
Lock in a cheap one-way flight from $70 or cheap return flight from $163 from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF)?
November is the cheapest month to fly from OTP to SOF. Timing your trip outside of the busy season is often the key to landing a great deal.
Which airlines fly direct from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF)?
Fly nonstop from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF) on a TAROM flight.
What is the cheapest airline that flies from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from OTP to SOF. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF)?
On average, you can take your pick of 5 direct flights flying from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF) every week. If you can't see one that fits your schedule, consider hopping on a flight that has a layover. Customize your search results on Expedia to include one or more stops and choose the best alternative.
What are the most popular departure times for flights from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF)?
Flights between OTP and SOF are their busiest at 6 PM. If you'd like a more relaxed trip and possibly cheaper fares, look for a time outside the usual busy windows.
What day of the week has the most flights from OTP to SOF?
Tuesday has the most flights from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF). Consider jetting off on this day and you'll have a greater chance of finding a schedule that works for you.
What is the earliest flight from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF)?
The first flight of the day out of Henri Coanda Intl. Airport (OTP) is at around 8:20AM UTC+2. Catch this flight and you'll touch down at Sofia Airport (SOF) at approximately 9:35AM UTC+2. The total flight duration is 1h 15m.
How long does it take to fly from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF)?
Flights from OTP to SOF have an average travel time of 1 hour and 15 minutes. The total distance between the two airports is 190 mi.
What airline has the least delays from OTP to SOF?
Qatar Airways has the strongest track record for on-time direct flights from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF), with an on-time rating of 100%. Use the Expedia App to see your flight status before you take off and get real-time alerts about any trip changes.
What is the best time to fly from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF)?
To avoid potential delays on the Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF) route, travel before 3 PM. Later departures 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 Henri Coanda Intl. Airport (OTP)?
If you're traveling on a direct flight from Henri Coanda Intl. Airport (OTP) to Sofia, Sofia Airport (SOF) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF) last-minute?
Holding off until just before your departure to book a flight from OTP to SOF often results in higher prices. While it's possible to find some last-minute offers, there's no guarantee. Be flexible with your travel plans for a better chance of snagging a bargain.
Is it cheaper to book an OTP to SOF flight and hotel package?
You'll typically save money by securing an OTP to SOF flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After selecting your preferred accommodations and flights, consider adding extras including car rentals, tours and activities.
Can I cancel or change the date of my flight from Henri Coanda Intl. Airport (OTP) to Sofia Airport (SOF)?
If you booked your OTP to SOF flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

Travel information

Travel information

Origin airport
Henri Coanda Intl.
Destination airport
Sofia
Airlines serving
Aegean, Air Serbia, Austrian Airlines, Bulgaria Air, ITA Airways, LOT-Polish Airlines, Tarom-Romanian Air Transport, Turkish Airlines
Roundtrip price
$162
Distance
186 mi
Average flight time
1 hour 15 mins

Book with confidence

Book with confidence

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 November. 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 $70 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.

 

Bucharest to Sofia Flights

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*Available to One Key members.