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Cheap flights from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport from £75

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/12. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — OTP
23 Jul — 30 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Brussels Bruxelles-National to Bucharest Otopeni Intl are usually found in January or November, booked 55 days in advance, depart on a Friday or Wednesday and return on a Monday

Cheap flight deals from Bruxelles-National to Otopeni Intl

Enter your travel dates to find the best prices.

Cheapest flights from Bruxelles-National to Otopeni Intl
Explore the most affordable flight options available from Bruxelles-National to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 June 2026.

Wed 30/921:15
BRU
-
OTP
1 stop4h 50m
Air Serbia
Thu 1/1016:05
OTP
-
BRU
1 stop5h 20m
Air Serbia
Deal found 21/6£136
Fri 7/820:00
BRU
-
OTP
Nonstop2h 50m
Multiple Airlines
Mon 10/822:35
OTP
-
BRU
1 stop11h 00m
Multiple Airlines
Deal found 20/6£149
Tue 23/609:50
BRU
-
OTP
1 stop4h 30m
Air Serbia
Wed 8/716:05
OTP
-
BRU
1 stop5h 20m
Air Serbia
Deal found 20/6£184
Wed 30/919:20
BRU
-
OTP
Nonstop2h 40m
TAROM
Thu 1/1016:15
OTP
-
BRU
Nonstop2h 50m
TAROM
Deal found 21/6£187
Thu 15/1021:15
BRU
-
OTP
1 stop4h 50m
Air Serbia
Mon 19/1016:05
OTP
-
BRU
1 stop18h 00m
Air Serbia
Deal found 19/6£188
Fri 20/1110:45
BRU
-
OTP
1 stop5h 15m
KLM
Sun 22/1106:00
OTP
-
BRU
1 stop5h 10m
KLM
Deal found 19/6£194
Tue 23/609:50
BRU
-
OTP
1 stop4h 30m
Air Serbia
Fri 17/704:30
OTP
-
BRU
1 stop5h 35m
Air Serbia
Deal found 22/6£196
Sat 19/906:50
BRU
-
OTP
1 stop4h 35m
Austrian Airlines
Sun 20/906:35
OTP
-
BRU
1 stop5h 30m
Austrian Airlines
Deal found 19/6£198

Find flight deals from Bruxelles-National to Otopeni Intl

Discover tips and strategies to find the most affordable flight options for your journey from Bruxelles-National (BRU) to Otopeni Intl (OTP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 23 June 2026.

Round-trip from

£136

One-way from

£75

Popular in

December

Cheapest in

January

Average price

£122
Air Serbia
  • Air Serbia
  • 30/9-1/10
  • 2 total stops
  • 10h 10m total
  • Brussels to Bucharest
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Air Serbia
  • Air Serbia
  • 15/12
  • 1 total stop
  • 5h 10m total
  • Brussels to Bucharest
Search Deals
High demand for flights, 10% potential price rise
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Cheapest flight prices on average. 9% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Bruxelles-National to Otopeni Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 23 June 2026.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BrusselsBucharest

BRU - OTP

BRUOTP

Brussels Bruxelles-National

Sat 19/9

06:50-12:25

1 stop4h 35m

Bucharest Otopeni Intl

Mon 21/9

06:35-14:05

1 stop8h 30m

£198

BrusselsBucharest

BRU - OTP

BRUOTP

Brussels Bruxelles-National

Sat 19/9

06:50-12:25

1 stop4h 35m

Bucharest Otopeni Intl

Sun 20/9

06:35-11:05

1 stop5h 30m

£198

BrusselsBucharest

BRU - OTP

BRUOTP

Brussels Bruxelles-National

Mon 14/9

19:55-09:05

1 stop12h 10m

Bucharest Otopeni Intl

Sun 20/9

06:35-11:05

1 stop5h 30m

£199

BrusselsBucharest

BRU - OTP

BRUOTP

Brussels Bruxelles-National

Wed 29/7

09:50-18:05

1 stop7h 15m

Bucharest Otopeni Intl

Fri 14/8

13:15-17:10

1 stop4h 55m

£227

BrusselsBucharest

BRU - OTP

BRUOTP

Brussels Bruxelles-National

Tue 28/7

06:50-12:25

1 stop4h 35m

Bucharest Otopeni Intl

Fri 14/8

06:35-11:05

1 stop5h 30m

£227

BrusselsBucharest

BRU - OTP

BRUOTP

Brussels Bruxelles-National

Fri 20/11

18:00-15:50

1 stop20h 50m

Bucharest Otopeni Intl

Sun 22/11

06:30-20:30

2 stops15h 00m

£235

BrusselsBucharest

BRU - OTP

BRUOTP

Brussels Bruxelles-National

Fri 24/7

17:55-00:10

1 stop5h 15m

Bucharest Otopeni Intl

Tue 28/7

13:15-19:10

1 stop6h 55m

£242

BrusselsBucharest

BRU - OTP

BRUOTP

Brussels Bruxelles-National

Fri 7/8

06:50-18:10

1 stop10h 20m

Bucharest Otopeni Intl

Mon 10/8

18:55-09:05

1 stop15h 10m

£242

BrusselsBucharest

BRU - OTP

BRUOTP

Brussels Bruxelles-National

Thu 20/8

15:00-01:10

2 stops9h 10m

Bucharest Otopeni Intl

Wed 26/8

16:10-18:35

1 stop27h 25m

£248
Fastest return journey

BrusselsBucharest

BRU - OTP

BRUOTP

Brussels Bruxelles-National

Fri 3/7

12:40-16:10

Nonstop2h 30m

Bucharest Otopeni Intl

Mon 6/7

10:40-12:20

Nonstop2h 40m

£277

Flights are sorted by cheapest return flights first.

Deals found on 20/6

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Bruxelles-National to Otopeni Intl

Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl from Bruxelles-National with our price prediction graph.
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 Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport

How far ahead should I book a flight from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport?

To ensure you get the cheapest price possible for a flight from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport, you should look to book at least 54 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport (average of £46). Flying from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport in December is currently the most expensive (average of £236). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Bruxelles-National to Otopeni Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 June 2026.

When flying from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 46% versus a flight in the evening.

How much does it cost for a return flight from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport?

Related info for your journey

Find useful and relevant information for your journey from Bruxelles-National to Otopeni Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport?

    Departing from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport will take you 4h 35m. Airlines will cover a distance of 1090 mi.

  • What are the most reliable airlines from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport on time: HiSky (80%), FLYONE Romania (74%), airBaltic (73%).

  • Can I find deals for flights from Bruxelles-National to Otopeni Intl that include hotel bookings?

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

  • How can I find direct flights from Bruxelles-National to Otopeni Intl?

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

  • Can I find deals for business class flights from Bruxelles-National to Otopeni Intl?

    Yes. Cheapflights offers flight deals from Bruxelles-National 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.

  • What is the cheapest month to book a flight from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport (average of £46). Flying from Brussels Bruxelles-National Airport to Bucharest Otopeni Intl Airport in December is currently the most expensive (average of £236). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Bucharest Otopeni Intl Airport?

Book flights to Bucharest Otopeni Intl Airport if you plan to visit one of these locations
Otopeni

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Yes! Start tracking prices for Bruxelles-National to Otopeni Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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