$66 Cheap Flights from Sofia (SOF) to Bucharest (OTP)

View $66 flight on Fri, Oct 17, 2025Opens in a new window

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

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Cheap Flights from Sofia to Bucharest (SOF-OTP)

Prices were available within the past 7 days and start at $66 for one-way flights and $158 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aegean
Tue, Oct 7 - Fri, Oct 10
SOF
Sofia
OTP
Bucharest
$158 Roundtrip, found 6 days ago
$158
Roundtrip
found 6 days ago
Select Aegean flight, departing Tue, Oct 7 from Sofia to Bucharest, returning Fri, Oct 10, priced at $158 found 6 days ago
Austrian Airlines
Sat, Sep 27 - Mon, Sep 29
SOF
Sofia
OTP
Bucharest
$174 Roundtrip, found 3 days ago
$174
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Sat, Sep 27 from Sofia to Bucharest, returning Mon, Sep 29, priced at $174 found 3 days ago
Aegean
Tue, Oct 7 - Fri, Oct 10
SOF
Sofia
OTP
Bucharest
$177 Roundtrip, found 6 days ago
$177
Roundtrip
found 6 days ago
Select Aegean flight, departing Tue, Oct 7 from Sofia to Bucharest, returning Fri, Oct 10, priced at $177 found 6 days ago
Austrian Airlines
Tue, Jun 10 - Wed, Jun 25
SOF
Sofia
OTP
Bucharest
$185 Roundtrip, found 12 hours ago
$185
Roundtrip
found 12 hours ago
Select Austrian Airlines flight, departing Tue, Jun 10 from Sofia to Bucharest, returning Wed, Jun 25, priced at $185 found 12 hours ago
Aegean
Tue, Oct 7 - Fri, Oct 10
SOF
Sofia
OTP
Bucharest
$186 Roundtrip, found 6 days ago
$186
Roundtrip
found 6 days ago
Select Aegean flight, departing Tue, Oct 7 from Sofia to Bucharest, returning Fri, Oct 10, priced at $186 found 6 days ago
Austrian Airlines
Sat, Sep 27 - Mon, Sep 29
SOF
Sofia
OTP
Bucharest
$186 Roundtrip, found 3 days ago
$186
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Sat, Sep 27 from Sofia to Bucharest, returning Mon, Sep 29, priced at $186 found 3 days ago
Aegean
Tue, Oct 7 - Fri, Oct 10
SOF
Sofia
OTP
Bucharest
$187 Roundtrip, found 6 days ago
$187
Roundtrip
found 6 days ago
Select Aegean flight, departing Tue, Oct 7 from Sofia to Bucharest, returning Fri, Oct 10, priced at $187 found 6 days ago
Aegean
Tue, Oct 7 - Fri, Oct 10
SOF
Sofia
OTP
Bucharest
$191 Roundtrip, found 6 days ago
$191
Roundtrip
found 6 days ago
Select Aegean flight, departing Tue, Oct 7 from Sofia to Bucharest, returning Fri, Oct 10, priced at $191 found 6 days ago
Austrian Airlines
Sat, Sep 27 - Mon, Sep 29
SOF
Sofia
OTP
Bucharest
$199 Roundtrip, found 3 days ago
$199
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Sat, Sep 27 from Sofia to Bucharest, returning Mon, Sep 29, priced at $199 found 3 days ago
Aegean
Fri, Sep 5 - Mon, Sep 8
SOF
Sofia
OTP
Bucharest
$200 Roundtrip, found 18 hours ago
$200
Roundtrip
found 18 hours ago
Select Aegean flight, departing Fri, Sep 5 from Sofia to Bucharest, returning Mon, Sep 8, priced at $200 found 18 hours ago
Flights from Sofia (SOF) to Bucharest (OTP)
Origin airport
Sofia
Destination airport
Henri Coanda Intl.
Airlines serving
Aegean, Air Serbia, Austrian Airlines, LOT-Polish Airlines, Tarom-Romanian Air Transport, Turkish Airlines
Roundtrip price
$157
Distance
186 mi

Sofia to Bucharest Flights

The cheapest times to fly from Sofia to Bucharest

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

 

The best time to book a flight from Sofia to Bucharest

Sunday is one of the best days to book for cheap flights from Sofia to Bucharest: 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 Bucharest

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 Bucharest in 2025. You can also book with separate airlines for your outbound and return journeys, from $66 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 Bucharest 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 Sofia to Bucharest 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 Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP) cost?
You can land cheap return flights from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP) starting from $272. Grab your seat and be on your way. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Tarom-Romanian Air Transport flight leaving SOF on May 20 2025 and touching down at OTP. The price was last updated on April 30 2025 and has not changed since.
What is the cheapest month to fly from SOF to OTP?
The cheapest flights from SOF to OTP are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP)?
Fly directly from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP) on a TAROM flight.
What is the cheapest airline that flies from SOF to OTP?
With prices starting from $157 for a one-way journey from SOF to OTP, Tarom-Romanian Air Transport is currently the cheapest airline on this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SOF on July 14 2025. Prices were last updated on April 30 2025 and have not changed since.
How many flights per day from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP)?
On average, there are 5 direct flights departing from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP) each week. If you can’t find one that fits your schedule, consider booking a flight that has a layover. Filter your search results on Expedia to include one or two stops and choose the best alternative.
What are the most popular departure times for flights from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP)?
The 7 PM departures from SOF to OTP are the most sought after. These flights can come with a higher price due to their popularity. If you want to save money, pick a less crowded time to fly.
What day of the week has the most flights from SOF to OTP?
Travel on a Friday if you’re searching for the best selection of flights from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP).
What is the earliest flight from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP)?
Sofia Airport (SOF)’s earliest flight to Henri Coanda Intl. Airport (OTP) leaves at approximately 10:05AM UTC+2. With a travel duration of 1h 5m, you’ll touch down at around 11:10AM UTC+2.
How long does it take to fly from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP)?
It usually takes 1 hour and 5 minutes to travel the 190 mi from SOF to OTP.
What airline has the least delays from SOF to OTP?
Qatar Airways has the strongest track record for on-time direct flights from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP), with an on-time rating of 100%. Use the Expedia App to look up your flight schedule before you leave and get notified of any changes.
What is the best time to fly from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP)?
To arrive at Henri Coanda Intl. Airport (OTP) on schedule, select a flight that leaves from Sofia Airport (SOF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Bucharest from Sofia Airport (SOF)?
If you’re flying on a direct flight from Sofia Airport (SOF) to Bucharest, Henri Coanda Intl. Airport (OTP) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP) last-minute?
Last-minute fares from SOF to OTP are usually more expensive. To secure the cheapest rates, start looking for flights well ahead of time. That being said, if you can play around with your travel dates, it’s possible to score a cheap fare right before your trip.
Is it cheaper to book a SOF to OTP flight and hotel package?
You’ll typically save money by booking a SOF to OTP flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one convenient place. After selecting your ideal flights and accommodations, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Sofia Airport (SOF) to Henri Coanda Intl. Airport (OTP)?
Typically, you can modify or cancel your SOF to OTP flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline’s fees and policies on flight changes, or if you’d like more details, head to our Customer Service portal.

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