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Cheap flights from Bucharest to London from €37

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 3/10. 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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0 bags
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Cheap return flights

Wizz Air Logo
15:45 - 17:15OTP-LTN
3h 30mdirect
Wizz Air Logo
14:10 - 19:25LTN-OTP
3h 15mdirect
€51Wizz Air
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Thu, 9 Oct - Wed, 15 Oct
Ryanair Logo
18:45 - 20:10OTP-STN
3h 25mdirect
Ryanair Logo
11:05 - 16:30STN-OTP
3h 25mdirect
€54Ryanair
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Sat, 6 Dec - Thu, 11 Dec
Logo
06:55 - 11:40OTP-LTN
6h 45m1 stop
Logo
09:10 - 14:25LTN-OTP
3h 15mdirect
€86
Find Deal
Thu, 9 Oct - Sun, 12 Oct
Logo
11:45 - 17:15OTP-LTN
7h 30m1 stop
Logo
08:05 - 13:20LTN-OTP
3h 15mdirect
€97
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Wed, 24 Sep - Tue, 30 Sep
British Airways Logo
15:50 - 17:30OTP-LHR
3h 40mdirect
British Airways Logo
18:15 - 23:30LHR-OTP
3h 15mdirect
€103British Airways
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Wed, 19 Nov - Thu, 20 Nov
British Airways Logo
20:20 - 21:50OTP-LHR
3h 30mdirect
British Airways Logo
18:15 - 23:30LHR-OTP
3h 15mdirect
€110British Airways
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Fri, 7 Nov - Thu, 13 Nov
LOT Logo
08:20 - 17:20OTP-LHR
11h 00m1 stop
LOT Logo
06:30 - 13:50LHR-OTP
5h 20m1 stop
€159LOT
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Wed, 1 Oct - Mon, 20 Oct
LOT Logo
05:35 - 09:35OTP-LHR
6h 00m1 stop
LOT Logo
06:30 - 01:45LHR-OTP
17h 15m1 stop
€160LOT
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Mon, 27 Oct - Mon, 3 Nov
Pegasus Airlines Logo
15:50 - 22:15OTP-STN
8h 25m1 stop
Pegasus Airlines Logo
23:20 - 14:50STN-OTP
13h 30m1 stop
€166Pegasus Airlines
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Fri, 14 Nov - Sun, 16 Nov
Pegasus Airlines Logo
15:50 - 22:15OTP-STN
8h 25m1 stop
Pegasus Airlines Logo
23:20 - 10:20STN-OTP
9h 00m1 stop
€170Pegasus Airlines
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Mon, 10 Nov - Sat, 15 Nov

British Airways flights from Bucharest to London

Our best British Airways deals on Bucharest to London flight tickets
British Airways
19 Nov
OTP15:50Bucharest Otopeni Intl
3h 40m
LHR17:30London Heathrow
20 Nov
LHR18:15London Heathrow
3h 15m
OTP23:30Bucharest Otopeni Intl
€103
Find similar
British Airways
7 Nov
OTP20:20Bucharest Otopeni Intl
3h 30m
LHR21:50London Heathrow
13 Nov
LHR18:15London Heathrow
3h 15m
OTP23:30Bucharest Otopeni Intl
€110
Find similar
British Airways
7 Nov
OTP20:20Bucharest Otopeni Intl
3h 30m
LHR21:50London Heathrow
9 Nov
LHR18:30London Heathrow
3h 15m
OTP23:45Bucharest Otopeni Intl
€112
Find similar

LOT flights from Bucharest to London

Our best LOT deals on Bucharest to London flight tickets
LOT
1 Oct
OTP08:20Bucharest Otopeni Intl
11h 00m
1 stop
LHR17:20London Heathrow
20 Oct
LHR06:30London Heathrow
5h 20m
1 stop
OTP13:50Bucharest Otopeni Intl
€159
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LOT
27 Oct
OTP05:35Bucharest Otopeni Intl
6h 00m
1 stop
LHR09:35London Heathrow
3 Nov
LHR06:30London Heathrow
17h 15m
1 stop
OTP01:45Bucharest Otopeni Intl
€160
Find similar
LOT
27 Sept
OTP18:15Bucharest Otopeni Intl
5h 45m
1 stop
LHR22:00London Heathrow
3 Oct
LHR18:10London Heathrow
5h 40m
1 stop
OTP01:50Bucharest Otopeni Intl
€176
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momondo Fare Finder

 
Customise your flight search to find flights from Bucharest to London 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 13,528 searches. Data last updated 14 September 2025.
Use the filters below to find and compare flights from Bucharest to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BucharestLondon

OTP - LTN

OTPLTN

Bucharest Otopeni Intl

Thu 9/10

15:45-17:15

Nonstop3h 30m

London Luton

Wed 15/10

14:10-19:25

Nonstop3h 15m

€51

BucharestLondon

OTP - STN

OTPSTN

Bucharest Otopeni Intl

Sat 6/12

18:45-20:10

Nonstop3h 25m

London Stansted

Thu 11/12

11:05-16:30

Nonstop3h 25m

€54

BucharestLondon

OTP - LTN

OTPLTN

Bucharest Otopeni Intl

Thu 9/10

06:55-11:40

1 stop6h 45m

London Luton

Sun 12/10

09:10-14:25

Nonstop3h 15m

€86

BucharestLondon

OTP - LTN

OTPLTN

Bucharest Otopeni Intl

Wed 24/9

11:45-17:15

1 stop7h 30m

London Luton

Tue 30/9

08:05-13:20

Nonstop3h 15m

€97

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Wed 19/11

15:50-17:30

Nonstop3h 40m

London Heathrow

Thu 20/11

18:15-23:30

Nonstop3h 15m

€103

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

€110

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Wed 1/10

08:20-17:20

1 stop11h 00m

London Heathrow

Mon 20/10

06:30-13:50

1 stop5h 20m

€159

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Mon 27/10

05:35-09:35

1 stop6h 00m

London Heathrow

Mon 3/11

06:30-01:45

1 stop17h 15m

€160

BucharestLondon

OTP - STN

OTPSTN

Bucharest Otopeni Intl

Fri 14/11

15:50-22:15

1 stop8h 25m

London Stansted

Sun 16/11

23:20-14:50

1 stop13h 30m

€166

BucharestLondon

OTP - STN

OTPSTN

Bucharest Otopeni Intl

Mon 10/11

15:50-22:15

1 stop8h 25m

London Stansted

Sat 15/11

23:20-10:20

1 stop9h 00m

€170

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

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?

What is the cheapest month to fly to London?

In general, March is the cheapest month to fly from Bucharest to London. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €63. If you are unable to visit London during the month of March, then departing from Bucharest during the month February is also very affordable. Most momondo users find prices during this month for around €72.

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

Our data shows that Sunday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as €190. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Bucharest to London for around €603.

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

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as €387. In contrast, the most expensive time of day to depart to London is in the morning when prices are around €583.

What is the cheapest Bucharest to London flight route?

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

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

You are more likely to see cheaper flights to London from Bucharest when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around €185 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Bucharest for as low as €120 on momondo.

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

There are 2 cabin classes available to choose from on Bucharest to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Bucharest to London flights?

No. A direct flight is the cheapest option for a flight between Bucharest to London.

How have Bucharest to London flight prices changed over time?

As of September 2025, prices for Bucharest to London flights are approximately 9% more expensive when compared to flights at the same time last year.

When to book flights from Bucharest to London

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

Cheap Bucharest to London (BUH to LON) flight deals and tips

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

Best price found

€59

Fastest flight time

3h 05m

Direct flights

Every day

Airports in London

3 airports
The best flight deal from Bucharest to London found on momondo in the last 72 hours is €59
The fastest flight from Bucharest to London takes 3h 05m
Direct flights go from Bucharest to London every day.
There are 3 airports near London: London Luton (LTN), London Heathrow (LHR), London Stansted (STN)
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  • How far is Bucharest to London by plane?

    The straight-line distance from Bucharest to London is 2089.0 km. A reasonable flight in good conditions will take 3h 05m.

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

    Prices for flights from Bucharest to London refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Bucharest to London.

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

    The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Southend-on-Sea
Watford
Gatwick
Surbiton
Chichester
Croydon
Abingdon
Bishop's Stortford
Chelmsford
Milton Keynes
Aylesbury
St. Albans
Woking
Sudbury
Dorking
Dartford
Maidstone
Eastbourne
Sidcup
Ipswich

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Bucharest.

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

Yes. All flights to London from Bucharest on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Bucharest to London.

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

Price alerts on flights to London from Bucharest are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 57.3 km from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport