$97 Cheap Flights from Bucharest (OTP) to Sofia (SOF)

View $97 flight on Sat, May 9, 2026Opens in a new window

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

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Cheap Flights from Bucharest to Sofia (OTP-SOF)

Prices were available within the past 7 days and start at $97 for one-way flights and $190 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Austrian Airlines
Tue, Sep 8 - Tue, Sep 15
OTP
Bucharest
SOF
Sofia
$190 Roundtrip, found 3 days ago
$190
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Tue, Sep 8 from Bucharest to Sofia, returning Tue, Sep 15, priced at $190 found 3 days ago
LOT-Polish Airlines
Thu, May 28 - Wed, Jun 3
OTP
Bucharest
SOF
Sofia
$201 Roundtrip, found 3 days ago
$201
Roundtrip
found 3 days ago
Select LOT-Polish Airlines flight, departing Thu, May 28 from Bucharest to Sofia, returning Wed, Jun 3, priced at $201 found 3 days ago
LOT-Polish Airlines
Sat, May 30 - Mon, Jun 1
OTP
Bucharest
SOF
Sofia
$202 Roundtrip, found 15 hours ago
$202
Roundtrip
found 15 hours ago
Select LOT-Polish Airlines flight, departing Sat, May 30 from Bucharest to Sofia, returning Mon, Jun 1, priced at $202 found 15 hours ago
LOT-Polish Airlines
Mon, May 18 - Mon, May 25
OTP
Bucharest
SOF
Sofia
$204 Roundtrip, found 1 hour ago
$204
Roundtrip
found 1 hour ago
Select LOT-Polish Airlines flight, departing Mon, May 18 from Bucharest to Sofia, returning Mon, May 25, priced at $204 found 1 hour ago
Austrian Airlines
Wed, Jul 22 - Tue, Jul 28
OTP
Bucharest
SOF
Sofia
$208 Roundtrip, found 2 days ago
$208
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Wed, Jul 22 from Bucharest to Sofia, returning Tue, Jul 28, priced at $208 found 2 days ago
Austrian Airlines
Wed, May 6 - Thu, May 14
OTP
Bucharest
SOF
Sofia
$208 Roundtrip, found 6 days ago
$208
Roundtrip
found 6 days ago
Select Austrian Airlines flight, departing Wed, May 6 from Bucharest to Sofia, returning Thu, May 14, priced at $208 found 6 days ago
LOT-Polish Airlines
Sat, May 30 - Mon, Jun 1
OTP
Bucharest
SOF
Sofia
$214 Roundtrip, found 15 hours ago
$214
Roundtrip
found 15 hours ago
Select LOT-Polish Airlines flight, departing Sat, May 30 from Bucharest to Sofia, returning Mon, Jun 1, priced at $214 found 15 hours ago
Aegean
Thu, May 28 - Wed, Jun 3
OTP
Bucharest
SOF
Sofia
$227 Roundtrip, found 3 days ago
$227
Roundtrip
found 3 days ago
Select Aegean flight, departing Thu, May 28 from Bucharest to Sofia, returning Wed, Jun 3, priced at $227 found 3 days ago
Air Serbia
Sat, May 30 - Mon, Jun 1
OTP
Bucharest
SOF
Sofia
$246 Roundtrip, found 15 hours ago
$246
Roundtrip
found 15 hours ago
Select Air Serbia flight, departing Sat, May 30 from Bucharest to Sofia, returning Mon, Jun 1, priced at $246 found 15 hours ago
Tarom-Romanian Air Transport
Fri, May 1 - Mon, May 4
OTP
Bucharest
SOF
Sofia
$280 Roundtrip, found 3 hours ago
$280
Roundtrip
found 3 hours ago
Select Tarom-Romanian Air Transport flight, departing Fri, May 1 from Bucharest to Sofia, returning Mon, May 4, priced at $280 found 3 hours 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 $213
SOF
Sofia Airport
CheapestClosest
Average driving time to city center11 min
Flights from $213

Frequently asked questions

How much does a flight from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF) cost?
You can find cheap one-way flights from $97 and cheap return flights from $190 Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF) with Expedia. One-way flights typically cost between $121 and $1176, and return flights often range between $300 and $1635. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
The cheapest month to fly from OTP to SOF is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
Tarom-Romanian Air Transport offers around 7 weekly direct flights from OTP to SOF.
What is the cheapest airline that flies from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
Tarom-Romanian Air Transport is one of the cheapest airlines offering nonstop flights from Henri Coanda Intl. (OTP) to Sofia (SOF), with round-trip tickets starting from around $269. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
To find a cheap flight from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
The best airline to fly with from Bucharest (OTP) to Sofia (SOF) will differ from traveler to traveler. If you like to fly early, Tarom-Romanian Air Transport offers early morning flights. If price is the most important factor, A2 typically offers the lowest fares. LOT-Polish Airlines offers the most daily flights from Bucharest to Sofia, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
On average, there are around 1 nonstop flights per day from Henri Coanda Intl. (OTP) to (SOF). For more options, look at flights that include layovers.
What is the earliest flight from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from OTP to SOF. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
For flights from Bucharest (OTP) to Sofia (SOF), the most popular departure times are in the early morning, from 6am to 9am. About 21% of passengers prefer this time window. Airlines like LOT Polish Airlines and Romanian Airlines offer flights during this period. This timing is popular because it allows you to make the most of your day in Sofia upon arrival.
How long does it take to fly from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
A nonstop flight from OTP to SOF typically takes around 1 hour 20 minutes, covering approximately 186 miles. Connecting flights on this route usually add 22 hours 10 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
Business class seats are offered on the OTP to SOF route. Airlines that offer business class service on this route include:

  • Austrian Airlines
  • LOT Polish Airlines
  • Air Baltic
  • Aegean
  • Turkish Airlines
  • Tarom
  • British Airways
  • Air Serbia
  • Air France
  • KLM

How much is a business class flight from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
A non-stop, one-way business class flight from Bucharest (OTP) to Sofia (SOF) is usually around $382. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF) flight with Expedia?
It's easy to earn miles on a Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF) at the last minute?
Typically, booking a last minute flight from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF) flight and hotel package?
Securing a Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF) Sofia Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF)?
If you booked your Bucharest (OTP-Henri Coanda Intl.) to Sofia (SOF) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Henri Coanda Intl.
Destination airport
Sofia
Airlines serving
Aegean, Air Serbia, Austrian Airlines, KLM, LOT-Polish Airlines, Tarom-Romanian Air Transport, Turkish Airlines
Roundtrip price
$190
Distance
186 mi
Average flight time
1 hour 15 mins

*Flight schedules are subject to change.

*Available to One Key members.

 

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