Which airline has the best punctuality record on Sofia to Bucharest flights?

Over the past year, Aruba Airlines have had the lowest number of delays on this route, with just 5% of flights being delayed.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

What is the most punctual flight time for Sofia to Bucharest flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

How often are flights from Sofia to Bucharest delayed?

About 12% of weekly flights between Sofia and Bucharest have experienced delays in the past year, with the average delay time being 73 minutes.

How long is the flight from Sofia to Bucharest Otopeni Intl Airport?

Air Serbia can get you from Sofia to Bucharest Otopeni Intl Airport in just under 11h 10m. Your travel time can differ by up to . The distance between Sofia and Bucharest Otopeni Intl Airport is about 187 mi.

In terms of precipitation, rainfall in Bucharest Otopeni Intl Airport ranges from 20.0 - 80.0 inches per month. June is typically the wettest month, when rainfall can reach 80.0 mm. October is typically the driest time to visit Bucharest Otopeni Intl Airport when rainfall is around 20.0 mm.

If weather is an important factor for your trip to Bucharest Otopeni Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

What are the most reliable airlines from Sofia to Bucharest Otopeni Intl Airport?

Consider ASL Airlines Belgium (95%), Air France (87%) or airBaltic (78%) when booking your flight. These represent the most reliable airlines when flying from Sofia to Bucharest Otopeni Intl Airport.

What airport do you fly from for flights from Sofia to Bucharest Otopeni Intl?

For a flight from Sofia to Bucharest Otopeni Intl, you will be flying from Sofia. Sofia (SOF) is just 4.2 mi from the center of the city. Sofia is the only Sofia airport and it handles 0 outbound flights to Bucharest Otopeni Intl per day. 0 airlines have flights to Bucharest Otopeni Intl from Sofia on a regular basis.

Can I find deals for flights from Sofia to Otopeni Intl that include hotel bookings?

Yes. In addition to deals on Sofia to Otopeni Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Sofia to Otopeni Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sofia to Otopeni Intl.

Can I find deals for business class flights from Sofia to Otopeni Intl?

Yes. Cheapflights offers flight deals from Sofia to Otopeni Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£56+ Cheap Flights from Sofia to Bucharest Otopeni Intl Airport

Cheap flight deals from Sofia to Otopeni Intl

Enter your travel dates to find the best prices.

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Cheapest flights from Sofia to Otopeni Intl
Explore the most affordable flight options available from Sofia to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Thu 5/1106:30 -

1 stop7h 40m

Mon 9/1118:40 -

2 stops16h 25m

Deal found 15/9£102

Thu 5/1120:00 -

Nonstop1h 05m

Mon 9/1110:45 -

Nonstop1h 15m

Deal found 15/9£113

Thu 5/1116:00 -

1 stop11h 10m

Mon 9/1116:05 -

1 stop23h 25m

Deal found 15/9£114

Wed 7/1016:00 -

1 stop23h 20m

Fri 9/1004:30 -

1 stop11h 00m

Deal found 14/9£167

Fri 2/1016:00 -

1 stop11h 05m

Tue 6/1016:05 -

1 stop23h 25m

Deal found 14/9£174

Mon 5/1013:00 -

Nonstop1h 05m

Tue 6/1008:20 -

Nonstop1h 15m

Deal found 13/9£192

Sun 4/1016:00 -

1 stop11h 05m

Mon 5/1016:05 -

1 stop23h 25m

Deal found 13/9£201

Find flight deals from Sofia to Otopeni Intl

Round-trip from	£102
One-way from	£56
Popular in	May
Cheapest in	November
Average price	£142
Good round-trip deal	£277 or less

5/11-9/11
3 total stops
24h 05m total
Sofia to Bucharest

Search Deals

Air Serbia
29/10-31/12
1 total stop
11h 10m total
Sofia to Bucharest

Search Deals

Highest demand for flights based on searches. 23% potential increase in price (£37 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

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Price to beat on a round-trip flight from Sofia to Bucharest Otopeni Intl.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Sofia to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SofiaBucharest

SOF Sofia - OTP Bucharest Otopeni Intl

SOFOTP

Sofia

Wed 20/1

16:00-03:10

1 stop11h 10m

Bucharest Otopeni Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£56

SofiaBucharest

SOF Sofia - OTP Bucharest Otopeni Intl

SOFOTP

Sofia

Thu 29/10

16:00-03:10

1 stop11h 10m

Bucharest Otopeni Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£56

SofiaBucharest

SOF Sofia - OTP Bucharest Otopeni Intl

SOFOTP

Sofia

Thu 5/11

16:00-03:10

1 stop11h 10m

Bucharest Otopeni Intl

Mon 9/11

16:05-15:30

1 stop23h 25m

£114

SofiaBucharest

SOF Sofia - OTP Bucharest Otopeni Intl

SOFOTP

Sofia

Wed 7/10

16:00-15:20

1 stop23h 20m

Bucharest Otopeni Intl

Fri 9/10

04:30-15:30

1 stop11h 00m

£167

SofiaBucharest

SOF Sofia - OTP Bucharest Otopeni Intl

SOFOTP

Sofia

Fri 2/10

16:00-03:05

1 stop11h 05m

Bucharest Otopeni Intl

Tue 6/10

16:05-15:30

1 stop23h 25m

£174

SofiaBucharest

SOF Sofia - OTP Bucharest Otopeni Intl

SOFOTP

Sofia

Mon 5/10

13:00-14:05

Nonstop1h 05m

Bucharest Otopeni Intl

Tue 6/10

08:20-09:35

Nonstop1h 15m

£192

SofiaBucharest

SOF Sofia - OTP Bucharest Otopeni Intl

SOFOTP

Sofia

Fri 2/10

20:35-21:40

Nonstop1h 05m

Bucharest Otopeni Intl

Wed 7/10

08:20-09:35

Nonstop1h 15m

£217

SofiaBucharest

SOF Sofia - OTP Bucharest Otopeni Intl

SOFOTP

Sofia

Thu 29/10

21:40-20:15

1 stop22h 35m

Bucharest Otopeni Intl

Mon 2/11

10:00-20:50

1 stop10h 50m

£230

Fastest return journey

SofiaBucharest

SOF Sofia - OTP Bucharest Otopeni Intl

SOFOTP

Sofia

Tue 15/12

11:20-12:25

Nonstop1h 05m

Bucharest Otopeni Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£260

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Sorted by cheapest first

Best time to book a flight from Sofia to Otopeni Intl

Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl from Sofia with our price prediction graph.

SOF-OTP

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sofia to Bucharest Otopeni Intl Airport

Prices

Delays

What is the cheapest time of day to fly from SOF to OTP?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sofia to Bucharest Otopeni Intl Airport as you normally would.

Related info for your journey

What airport do you fly from for flights from Sofia to Bucharest Otopeni Intl?
For a flight from Sofia to Bucharest Otopeni Intl, you will be flying from Sofia. Sofia (SOF) is just 4.2 mi from the center of the city. Sofia is the only Sofia airport and it handles 0 outbound flights to Bucharest Otopeni Intl per day. 0 airlines have flights to Bucharest Otopeni Intl from Sofia on a regular basis.
How long is the flight from Sofia to Bucharest Otopeni Intl Airport?
Air Serbia can get you from Sofia to Bucharest Otopeni Intl Airport in just under 11h 10m. Your travel time can differ by up to . The distance between Sofia and Bucharest Otopeni Intl Airport is about 187 mi.
What are the most reliable airlines from Sofia to Bucharest Otopeni Intl Airport?
Consider ASL Airlines Belgium (95%), Air France (87%) or airBaltic (78%) when booking your flight. These represent the most reliable airlines when flying from Sofia to Bucharest Otopeni Intl Airport.
Can I find deals for flights from Sofia to Otopeni Intl that include hotel bookings?
Yes. In addition to deals on Sofia to Otopeni Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sofia to Otopeni Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sofia to Otopeni Intl.
Can I find deals for business class flights from Sofia to Otopeni Intl?
Yes. Cheapflights offers flight deals from Sofia to Otopeni Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flights from Sofia to Bucharest Otopeni Intl Airport from £56

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Sofia to Otopeni Intl

Cheapest flights from Sofia to Otopeni IntlExplore the most affordable flight options available from Sofia to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Explore the most affordable flight options available from Sofia to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Best flights from Sofia to Otopeni IntlDiscover carefully curated flight deals from Sofia to Otopeni Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Discover carefully curated flight deals from Sofia to Otopeni Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Direct flights from Sofia to Otopeni IntlExplore direct flight options from Sofia to Otopeni Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 September 2026.

Explore direct flight options from Sofia to Otopeni Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 September 2026.

Last-minute flights from Sofia to Otopeni IntlDiscover last-minute flight deals from Sofia to Otopeni Intl. Data last updated 16 September 2026 and is based on user searches.

Discover last-minute flight deals from Sofia to Otopeni Intl. Data last updated 16 September 2026 and is based on user searches.

One-way flights from Sofia to Otopeni IntlSearch for one-way flight options from Sofia to Otopeni Intl. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.

Search for one-way flight options from Sofia to Otopeni Intl. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.

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Use the filters below to find and compare flights from Sofia to Bucharest Otopeni Intl Airport that are best for you.

Best time to book a flight from Sofia to Otopeni Intl

Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl from Sofia with our price prediction graph.

Cheapflights Insights

What is the cheapest time of day to fly from SOF to OTP?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sofia to Bucharest Otopeni Intl Airport as you normally would.

How often are flights from Sofia to Bucharest delayed?

About 12% of weekly flights between Sofia and Bucharest have experienced delays in the past year, with the average delay time being 73 minutes.

What is the most punctual flight time for Sofia to Bucharest flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Sofia to Bucharest flights?

Over the past year, Aruba Airlines have had the lowest number of delays on this route, with just 5% of flights being delayed.

Related info for your journey

What airport do you fly from for flights from Sofia to Bucharest Otopeni Intl?

How long is the flight from Sofia to Bucharest Otopeni Intl Airport?

What are the most reliable airlines from Sofia to Bucharest Otopeni Intl Airport?

Can I find deals for flights from Sofia to Otopeni Intl that include hotel bookings?

How can I find direct flights from Sofia to Otopeni Intl?

Can I find deals for business class flights from Sofia to Otopeni Intl?

Travelling to a place near Bucharest Otopeni Intl Airport?

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Sofia and Otopeni Intl flights

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Cheapest flights from Sofia to Otopeni Intl
Explore the most affordable flight options available from Sofia to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.

Best flights from Sofia to Otopeni Intl
Discover carefully curated flight deals from Sofia to Otopeni Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.

Direct flights from Sofia to Otopeni Intl
Explore direct flight options from Sofia to Otopeni Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 September 2026.

Last-minute flights from Sofia to Otopeni Intl
Discover last-minute flight deals from Sofia to Otopeni Intl. Data last updated 16 September 2026 and is based on user searches.

One-way flights from Sofia to Otopeni Intl
Search for one-way flight options from Sofia to Otopeni Intl. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.