Cheap flights from London Heathrow Airport to Bucharest from £66
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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BUH
3 Sep — 10 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Bucharest are usually found in January or February, booked 41 days in advance, depart on a Monday or Thursday and return on a Tuesday
Cheap flight deals from Heathrow to Bucharest
Enter your travel dates to find the best prices.
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Best
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One-way
Cheapest flights from Heathrow to Bucharest
Explore the most affordable flight options available from Heathrow to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 August 2026.
Sat 5/1218:10 -
Nonstop3h 15m
Sun 6/1207:35 -
Nonstop3h 50m
Deal found 3/8£100
Fri 9/1020:05 -
Nonstop3h 15m
Sat 7/1108:05 -
Nonstop3h 55m
Deal found 31/7£114
Tue 3/1118:50 -
Nonstop3h 15m
Tue 17/1116:40 -
Nonstop3h 30m
Deal found 4/8£115
Sun 1/1118:30 -
Nonstop3h 15m
Sun 15/1107:35 -
Nonstop3h 50m
Deal found 1/8£117
Sat 31/1009:55 -
Nonstop3h 15m
Sat 14/1116:10 -
Nonstop3h 30m
Deal found 1/8£118
Fri 27/1118:30 -
Nonstop3h 15m
Tue 1/1216:40 -
Nonstop3h 30m
Deal found 2/8£119
Thu 10/1218:15 -
Nonstop3h 15m
Fri 11/1216:45 -
Nonstop3h 30m
Deal found 3/8£120
Thu 8/1009:15 -
Nonstop3h 20m
Sun 8/1107:35 -
Nonstop3h 50m
Deal found 31/7£121
Mon 19/1019:35 -
Nonstop3h 15m
Thu 22/1015:40 -
Nonstop3h 30m
Deal found 3/8£123
Sat 10/1018:35 -
Nonstop3h 15m
Sat 17/1020:00 -
Nonstop3h 20m
Deal found 3/8£126
Sat 21/1109:55 -
Nonstop3h 15m
Tue 24/1108:20 -
Nonstop3h 45m
Deal found 1/8£126
Best flights from Heathrow to Bucharest
Discover carefully curated flight deals from Heathrow to Bucharest that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 August 2026.
Wed 14/1020:05 -
Nonstop3h 15m
Fri 16/1008:15 -
Nonstop3h 45m
Deal found 3/8£143
Fri 27/1110:00 -
1 stop5h 00m
Tue 1/1205:55 -
1 stop6h 35m
Deal found 2/8£159
Mon 14/920:05 -
1 stop17h 15m
Tue 22/906:20 -
2 stops14h 10m
Deal found 30/7£217
Fri 21/806:00 -
1 stop7h 10m
Mon 24/818:55 -
1 stop15h 25m
Deal found 31/7£224
Tue 13/1013:30 -
1 stop23h 50m
Thu 15/1016:05 -
1 stop22h 25m
Deal found 30/7£239
Tue 13/1020:05 -
Nonstop3h 15m
Thu 15/1008:15 -
Nonstop3h 45m
Deal found 31/7£193
Fri 18/920:05 -
1 stop27h 05m
Fri 25/906:20 -
2 stops17h 10m
Deal found 3/8£219
Fri 4/906:00 -
1 stop7h 10m
Sun 6/918:55 -
1 stop15h 25m
Deal found 1/8£237
Tue 15/906:00 -
1 stop7h 20m
Thu 24/906:20 -
2 stops12h 15m
Deal found 3/8£220
Sun 13/919:05 -
Nonstop3h 15m
Sat 19/908:15 -
Nonstop3h 45m
Deal found 30/7£228
Sun 30/820:05 -
1 stop27h 05m
Sat 12/906:20 -
2 stops9h 20m
Deal found 31/7£235
Direct flights from Heathrow to Bucharest
Explore direct flight options from Heathrow to Bucharest based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 August 2026.
Sat 5/1218:10 -
Nonstop3h 15m
Sun 6/1207:35 -
Nonstop3h 50m
Deal found 3/8£100
Fri 9/1020:05 -
Nonstop3h 15m
Sat 7/1108:05 -
Nonstop3h 55m
Deal found 31/7£114
Tue 3/1118:50 -
Nonstop3h 15m
Tue 17/1116:40 -
Nonstop3h 30m
Deal found 4/8£115
Sun 1/1118:30 -
Nonstop3h 15m
Sun 15/1107:35 -
Nonstop3h 50m
Deal found 1/8£117
Sat 31/1009:55 -
Nonstop3h 15m
Sat 14/1116:10 -
Nonstop3h 30m
Deal found 1/8£118
Fri 27/1118:30 -
Nonstop3h 15m
Tue 1/1216:40 -
Nonstop3h 30m
Deal found 2/8£119
Thu 10/1218:15 -
Nonstop3h 15m
Fri 11/1216:45 -
Nonstop3h 30m
Deal found 3/8£120
Thu 8/1009:15 -
Nonstop3h 20m
Sun 8/1107:35 -
Nonstop3h 50m
Deal found 31/7£121
Thu 28/118:15 -
Nonstop3h 15m
Thu 11/208:00 -
Nonstop3h 50m
Deal found 30/7£122
Mon 19/1019:35 -
Nonstop3h 15m
Thu 22/1015:40 -
Nonstop3h 30m
Deal found 3/8£123
Sat 10/1018:35 -
Nonstop3h 15m
Sat 17/1020:00 -
Nonstop3h 20m
Deal found 3/8£126
Last-minute flights from Heathrow to Bucharest
Discover last-minute flight deals from Heathrow to Bucharest. Data last updated 4 August 2026 and is based on user searches.
Thu 10/919:05 -
Nonstop3h 15m
Sat 10/1020:00 -
Nonstop3h 20m
Deal found 31/7£130
Wed 23/920:05 -
Nonstop3h 15m
Thu 1/1015:40 -
Nonstop3h 30m
Deal found 2/8£144
Fri 25/920:05 -
Nonstop3h 15m
Sat 3/1020:00 -
Nonstop3h 20m
Deal found 4/8£143
Sat 26/918:35 -
Nonstop3h 15m
Sat 3/1020:00 -
Nonstop3h 20m
Deal found 3/8£135
Sat 26/922:15 -
1 stop8h 50m
Sat 3/1020:00 -
Nonstop3h 20m
Deal found 4/8£147
Sun 27/919:05 -
Nonstop3h 15m
Tue 6/1008:15 -
Nonstop3h 45m
Deal found 2/8£140
Sun 27/919:00 -
1 stop12h 05m
Tue 6/1008:15 -
Nonstop3h 45m
Deal found 2/8£145
Mon 28/919:35 -
Nonstop3h 15m
Wed 7/1016:15 -
Nonstop3h 25m
Deal found 4/8£133
Mon 28/917:10 -
1 stop5h 45m
Wed 7/1016:15 -
Nonstop3h 25m
Deal found 4/8£149
One-way flights from Heathrow to Bucharest
Search for one-way flight options from Heathrow to Bucharest. Find affordable one-way fares based on user searches. Data last updated 4 August 2026.
Tue 15/915:00 -
1 stop20h 40m
Deal found 2/8£66
Mon 14/915:00 -
1 stop20h 40m
Deal found 1/8£67
Fri 9/1020:05 -
Nonstop3h 15m
Deal found 31/7£68
Tue 1/920:05 -
Nonstop3h 15m
Deal found 31/7£68
Fri 4/920:05 -
Nonstop3h 15m
Deal found 30/7£69
Wed 2/920:05 -
Nonstop3h 15m
Deal found 1/8£70
Wed 14/1020:05 -
Nonstop3h 15m
Deal found 31/7£71
Sat 29/818:35 -
Nonstop3h 15m
Deal found 31/7£72
Wed 26/820:05 -
Nonstop3h 15m
Deal found 1/8£73
Thu 3/919:05 -
Nonstop3h 15m
Deal found 1/8£74
Find flight deals from Heathrow to Bucharest
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Bucharest (BUH). 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 4 August 2026.
Customise your flight search to find flights from Heathrow to Bucharest 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 4 August 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Bucharest that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
Fastest return journey
LondonBucharest
LHR - OTP
LHROTP
London Heathrow
Wed 14/10
20:05-01:20
Nonstop3h 15m
Bucharest Otopeni Intl
Fri 16/10
08:15-10:00
Nonstop3h 45m
£143
LondonBucharest
LHR - OTP
LHROTP
London Heathrow
Fri 27/11
10:00-17:00
1 stop5h 00m
Bucharest Otopeni Intl
Tue 1/12
05:55-10:30
1 stop6h 35m
£159
LondonBucharest
LHR - OTP
LHROTP
London Heathrow
Tue 13/10
20:05-01:20
Nonstop3h 15m
Bucharest Otopeni Intl
Thu 15/10
08:15-10:00
Nonstop3h 45m
£193
LondonBucharest
LHR - OTP
LHROTP
London Heathrow
Mon 14/9
20:05-15:20
1 stop17h 15m
Bucharest Otopeni Intl
Tue 22/9
06:20-18:30
2 stops14h 10m
£217
LondonBucharest
LHR - OTP
LHROTP
London Heathrow
Fri 18/9
20:05-01:10
1 stop27h 05m
Bucharest Otopeni Intl
Fri 25/9
06:20-21:30
2 stops17h 10m
£219
LondonBucharest
LHR - OTP
LHROTP
London Heathrow
Tue 15/9
06:00-15:20
1 stop7h 20m
Bucharest Otopeni Intl
Thu 24/9
06:20-16:35
2 stops12h 15m
£220
LondonBucharest
LHR - OTP
LHROTP
London Heathrow
Fri 21/8
06:00-15:10
1 stop7h 10m
Bucharest Otopeni Intl
Mon 24/8
18:55-08:20
1 stop15h 25m
£224
LondonBucharest
LHR - OTP
LHROTP
London Heathrow
Sun 13/9
19:05-00:20
Nonstop3h 15m
Bucharest Otopeni Intl
Sat 19/9
08:15-10:00
Nonstop3h 45m
£228
LondonBucharest
LHR - OTP
LHROTP
London Heathrow
Sun 30/8
20:05-01:10
1 stop27h 05m
Bucharest Otopeni Intl
Sat 12/9
06:20-13:40
2 stops9h 20m
£235
LondonBucharest
LHR - OTP
LHROTP
London Heathrow
Fri 4/9
06:00-15:10
1 stop7h 10m
Bucharest Otopeni Intl
Sun 6/9
18:55-08:20
1 stop15h 25m
£237
Flights are sorted by cheapest return flights first.
Deals found on 30/7
Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Heathrow to Bucharest
Have a flexible travel schedule? Discover the best time to fly to Bucharest from Heathrow with our price prediction graph.
LHR-BUH
LHR-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 London Heathrow Airport to Bucharest
LHR-BUH
LHR-OTP
What is the cheapest month to book a flight from London Heathrow Airport to Bucharest?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Bucharest (average of £114). Flying from London Heathrow Airport to Bucharest in August is currently the most expensive (average of £282). 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 LHR to BUH?
Find hourly flight availability from Heathrow to Bucharest. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 August 2026.
One of the essential ways to save on airfare from London Heathrow Airport to Bucharest is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at midday could potentially save you up to 35% on airfare.
How much does it cost for a return flight from London Heathrow Airport to Bucharest?
Airfare is below average for this route at the moment.
London Heathrow Airport to Bucharest flights typically cost between £237 and £378 in December.The cheapest return price found within the last 5 days was £100 on British Airways (5 Dec–6 Dec).
How often are flights from London to Bucharest delayed?
About 16% of weekly flights between London and Bucharest have experienced delays in the past year, with the average delay time being 116 minutes.
What is the most punctual flight time for London to Bucharest flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday 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 London to Bucharest flights?
Over the past year, British Airways have had the lowest number of delays on this route, with just 16% of flights being delayed.
How far ahead should I book a flight from London Heathrow Airport to Bucharest?
Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Bucharest. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from London Heathrow Airport to Bucharest?
Use this chart to determine the cheapest time to fly return from Heathrow to Bucharest. Price data was last updated on 1 August 2026.
Travellers seeking maximum savings on their London Heathrow Airport to Bucharest flight should consider departing on Thursday at midday when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Bucharest
Get insights into the airlines that provide service to Bucharest. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bucharest. Reviews last updated 4 August 2026.
Get a feel of what it's like to fly with LOT,Austrian Airlines, andLufthansa from London Heathrow Airport to Bucharest by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall it was good but wish they could have seated our family together instead of in random middle seats
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Bucharest. 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 London Heathrow Airport to Bucharest?
There are many flights that can get you from London Heathrow Airport to Bucharest in 3h 15m. Fly via British Airways or SWISS to get the fastest option. Airlines will cover a distance of 1307 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from London Heathrow Airport to Bucharest round-trip?
Wizz Air, at £40, was found to be the cheapest airline from London Heathrow Airport to Bucharest.Alternate airlines flying return to your destination include British Airways and LOT. Wizz Air is currently priced 79% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from London Heathrow Airport to Bucharest one-way?
The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as £63. However, be on the lookout for offers from Aegean Airlines and Lufthansa, as they are both options that can get you from London Heathrow Airport to Bucharest for a low price.
What are the most reliable airlines from London Heathrow Airport to Bucharest?
No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Bucharest consider choosing American Airlines (80%), Japan Airlines (80%) or British Airways (80%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from London Heathrow Airport to Bucharest?
Looking at all options, your cheapest flight can be booked for £74. While the most popular route (London Heathrow - Bucharest Otopeni Intl) can be booked for £94 on average, our data indicates £198 when flying from London Heathrow Airport to Bucharest.
Can I find deals for business class flights from Heathrow to Bucharest?
Yes. Cheapflights offers flight deals from Heathrow to Bucharest 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 London Heathrow Airport to Bucharest?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Bucharest (average of £114). Flying from London Heathrow Airport to Bucharest in August is currently the most expensive (average of £282). 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.
Book flights to Bucharest if you plan to visit one of these locations
Otopeni
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Fly from Heathrow to Bucharest on these airlines
Choose from the following airlines for your flight from Heathrow to Bucharest. Flights are based on user searches made on Cheapflights and were last updated on 4 August 2026.
Explore flights to Bucharest departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 4 August 2026.
Discover the top 6 airlines that operate flights from Heathrow to Bucharest. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 August 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Bucharest?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Bucharest from Heathrow today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Bucharest?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Bucharest from Heathrow.
Can Cheapflights find flights from Heathrow to Bucharest with no change fees?
Need flexible booking options for your flight to Bucharest from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Bucharest become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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