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Cheap flights from Bucharest to London from £39

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bucharest to London departing on 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

British Airways Logo
08:00 - 09:50OTP-LHR
3h 50mdirect
British Airways Logo
17:45 - 23:00LHR-OTP
3h 15mdirect
£89British Airways
Find Deal
Fri, 5 Dec - Tue, 9 Dec
British Airways Logo
08:05 - 09:55OTP-LHR
3h 50mdirect
British Airways Logo
18:30 - 23:45LHR-OTP
3h 15mdirect
£91British Airways
Find Deal
Wed, 4 Feb - Sun, 8 Feb
British Airways Logo
20:20 - 21:50OTP-LHR
3h 30mdirect
British Airways Logo
18:10 - 23:25LHR-OTP
3h 15mdirect
£93British Airways
Find Deal
Fri, 7 Nov - Sat, 8 Nov
British Airways Logo
16:45 - 18:15OTP-LHR
3h 30mdirect
British Airways Logo
18:30 - 23:45LHR-OTP
3h 15mdirect
£94British Airways
Find Deal
Fri, 21 Nov - Mon, 24 Nov
British Airways Logo
20:20 - 21:50OTP-LHR
3h 30mdirect
British Airways Logo
18:15 - 23:30LHR-OTP
3h 15mdirect
£94British Airways
Find Deal
Fri, 7 Nov - Thu, 13 Nov
British Airways Logo
16:00 - 17:40OTP-LHR
3h 40mdirect
British Airways Logo
09:30 - 14:45LHR-OTP
3h 15mdirect
£95British Airways
Find Deal
Mon, 24 Nov - Wed, 26 Nov
British Airways Logo
16:40 - 18:10OTP-LHR
3h 30mdirect
British Airways Logo
18:10 - 23:25LHR-OTP
3h 15mdirect
£96British Airways
Find Deal
Tue, 10 Mar - Sat, 14 Mar
British Airways Logo
08:00 - 09:50OTP-LHR
3h 50mdirect
British Airways Logo
09:40 - 14:55LHR-OTP
3h 15mdirect
£97British Airways
Find Deal
Thu, 29 Jan - Mon, 2 Feb
British Airways Logo
20:05 - 21:30OTP-LHR
3h 25mdirect
British Airways Logo
20:05 - 01:25LHR-OTP
3h 20mdirect
£97British Airways
Find Deal
Sat, 11 Oct - Fri, 17 Oct
British Airways Logo
08:00 - 09:50OTP-LHR
3h 50mdirect
British Airways Logo
09:50 - 15:05LHR-OTP
3h 15mdirect
£98British Airways
Find Deal
Fri, 5 Dec - Sun, 7 Dec

British Airways flights from Bucharest to London Heathrow Airport

Our best British Airways deals on Bucharest to London Heathrow Airport flight tickets
British Airways
5 Dec
OTP08:00Bucharest Otopeni Intl
3h 50m
LHR09:50London Heathrow
9 Dec
LHR17:45London Heathrow
3h 15m
OTP23:00Bucharest Otopeni Intl
£89
Find similar
British Airways
4 Feb
OTP08:05Bucharest Otopeni Intl
3h 50m
LHR09:55London Heathrow
8 Feb
LHR18:30London Heathrow
3h 15m
OTP23:45Bucharest Otopeni Intl
£91
Find similar
British Airways
7 Nov
OTP20:20Bucharest Otopeni Intl
3h 30m
LHR21:50London Heathrow
8 Nov
LHR18:10London Heathrow
3h 15m
OTP23:25Bucharest Otopeni Intl
£93
Find similar

LOT flights from Bucharest to London Heathrow Airport

Our best LOT deals on Bucharest to London Heathrow Airport flight tickets
LOT
27 Sept
OTP05:55Bucharest Otopeni Intl
5h 25m
1 stop
LHR09:20London Heathrow
4 Oct
LHR10:15London Heathrow
10h 55m
1 stop
OTP23:10Bucharest Otopeni Intl
£138
Find similar
LOT
27 Sept
OTP18:15Bucharest Otopeni Intl
5h 45m
1 stop
LHR22:00London Heathrow
4 Oct
LHR18:10London Heathrow
17h 40m
1 stop
OTP13:50Bucharest Otopeni Intl
£139
Find similar
LOT
27 Sept
OTP18:15Bucharest Otopeni Intl
5h 45m
1 stop
LHR22:00London Heathrow
2 Oct
LHR18:10London Heathrow
17h 40m
1 stop
OTP13:50Bucharest Otopeni Intl
£143
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Bucharest to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 13 September 2025.
Use the filters below to find and compare flights from Bucharest to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Fri 5/12

08:00-09:50

Nonstop3h 50m

London Heathrow

Tue 9/12

17:45-23:00

Nonstop3h 15m

£89

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Wed 4/2

08:05-09:55

Nonstop3h 50m

London Heathrow

Sun 8/2

18:30-23:45

Nonstop3h 15m

£91

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Fri 7/11

20:20-21:50

Nonstop3h 30m

London Heathrow

Sat 8/11

18:10-23:25

Nonstop3h 15m

£93

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Fri 21/11

16:45-18:15

Nonstop3h 30m

London Heathrow

Mon 24/11

18:30-23:45

Nonstop3h 15m

£94

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Fri 7/11

20:20-21:50

Nonstop3h 30m

London Heathrow

Thu 13/11

18:15-23:30

Nonstop3h 15m

£94

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Mon 24/11

16:00-17:40

Nonstop3h 40m

London Heathrow

Wed 26/11

09:30-14:45

Nonstop3h 15m

£95

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Tue 10/3

16:40-18:10

Nonstop3h 30m

London Heathrow

Sat 14/3

18:10-23:25

Nonstop3h 15m

£96

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Thu 29/1

08:00-09:50

Nonstop3h 50m

London Heathrow

Mon 2/2

09:40-14:55

Nonstop3h 15m

£97

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Sat 11/10

20:05-21:30

Nonstop3h 25m

London Heathrow

Fri 17/10

20:05-01:25

Nonstop3h 20m

£97

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Fri 5/12

08:00-09:50

Nonstop3h 50m

London Heathrow

Sun 7/12

09:50-15:05

Nonstop3h 15m

£98

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Bucharest to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Bucharest and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

In general, February is the cheapest month to fly from Bucharest to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £115. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from Bucharest averaging around £135.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Bucharest is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £119. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £195.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Bucharest to London Heathrow Airport in the evening for as low as £128. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £190 on average. Flights to London Heathrow Airport from Bucharest in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Bucharest to London Heathrow flight route?

Fly from Bucharest Otopeni Intl to London Heathrow for the best Bucharest - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Bucharest when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £159 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Bucharest for as low as £101 on momondo.

What cabin class options are available on Bucharest to London Heathrow flights?

There are 3 cabin classes available to choose from on Bucharest to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Bucharest to London Heathrow Airport flight prices changed over time?

As of September 2025, prices for Bucharest to London Heathrow Airport flights are approximately 10% more expensive when compared to flights at the same time last year.

When to book flights from Bucharest to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Bucharest to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Bucharest to London Heathrow Airport (BUH to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bucharest to London Heathrow Airport

Best price found

£125

Fastest flight time

3h 25m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Bucharest in the past 72 hours is £125. The best return flight deal from Bucharest to London Heathrow Airport found on momondo in the last 72 hours is £87.
The fastest flight from Bucharest to London Heathrow Airport takes 3h 25m
Direct flights go from Bucharest to London Heathrow Airport every day.
Search flight deals

  • How far is Bucharest to London Heathrow by plane?

    London Heathrow is 1311.6 mi away from Bucharest. 3h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Bucharest to London Heathrow Airport?

    Prices for flights from Bucharest to London Heathrow Airport are updated daily.

  • How many operators does momondo search for flights from Bucharest to London Heathrow Airport?

  • How old do you have to be to fly from Bucharest to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bucharest to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Bucharest to London Heathrow Airport?

  • What is the most popular airline from Bucharest to London Heathrow Airport?

Best airlines flying from Bucharest to London Heathrow Airport

Compare and see reviews for airlines that fly from Bucharest to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £91Free CancellationRating
6.6
7,361 reviews
Search British Airways flights

  • British Airways Flights From Bucharest to London Heathrow Airport

    British Airways flies from Bucharest to London Heathrow Airport around 9 times per week, with 7,361 momondo users rating the airline 6.6/10. The cheapest British Airways deal from Bucharest to London Heathrow Airport in the last 72 hours was £123 (round-trip), much lower than the average airfare cost of £233 for British Airways flights on this route.

Travelling to a place near London?

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Why use momondo?

Why should I use momondo to find a flight deal from Bucharest to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bucharest to London. momondo saves you time and could save you money on your trip.

Can I find flights from Bucharest to London with flexible booking policies on momondo?

All flight searches from Bucharest to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Bucharest to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Bucharest.

I’m not ready to book a flight from Bucharest to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Bucharest to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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