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$53+ Cheap flights from Otopeni Intl (OTP) to London (LON)

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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — LON
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Bucharest Otopeni Intl to London are usually found in March or February, booked 60 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from Otopeni Intl to London

Cheapest flights from Otopeni Intl to London
Explore the most affordable flight options available from Otopeni Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This British Airways deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:20 pmOTP - LHR
Nonstop3h 30mBritish Airways
Wed 1/75:40 pmLHR - OTP
Nonstop3h 15mBritish Airways
Deal found 12/2$147
This British Airways deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/184:35 pmOTP - LHR
Nonstop3h 30mBritish Airways
Fri 1/22:15 pmLHR - OTP
Nonstop3h 15mBritish Airways
Deal found 12/3$155
This British Airways deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/38:05 amOTP - LHR
Nonstop3h 50mBritish Airways
Mon 1/129:40 amLHR - OTP
Nonstop3h 15mBritish Airways
Deal found 12/2$156
This British Airways deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:50 pmOTP - LHR
Nonstop3h 40mBritish Airways
Thu 1/12:45 pmLHR - OTP
Nonstop3h 15mBritish Airways
Deal found 12/3$158
This British Airways deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:50 pmOTP - LHR
Nonstop3h 40mBritish Airways
Wed 12/315:40 pmLHR - OTP
Nonstop3h 15mBritish Airways
Deal found 12/3$163
This British Airways deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:20 pmOTP - LHR
Nonstop3h 30mBritish Airways
Mon 12/86:30 pmLHR - OTP
Nonstop3h 15mBritish Airways
Deal found 12/4$170
This Travelocity deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:25 pmOTP - LHR
Nonstop3h 30mBritish Airways
Fri 12/266:30 pmLHR - OTP
Nonstop3h 15mBritish Airways
Deal found 12/2$171
This Orbitz deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:20 pmOTP - LHR
Nonstop3h 30mBritish Airways
Fri 1/92:15 pmLHR - OTP
Nonstop3h 15mBritish Airways
Deal found 12/1$172
This KLM deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:55 pmOTP - LCY
1 stop5h 25mKLM
Thu 1/15:05 pmLCY - OTP
1 stop5h 25mKLM
Deal found 12/3$236
This KLM deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:55 pmOTP - LCY
1 stop6h 30mKLM
Wed 12/318:40 amLCY - OTP
1 stop6h 30mKLM
Deal found 12/3$240
This WAYA deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1312:40 pmOTP - LGW
1 stop7h 50mMultiple Airlines
Mon 12/157:00 amLGW - OTP
1 stop9h 25mMultiple Airlines
Deal found 12/3$242
This Kiwi.com deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:35 amOTP - LGW
1 stop8h 00mMultiple Airlines
Tue 1/66:20 amLGW - OTP
1 stop5h 30mMultiple Airlines
Deal found 12/4$243

Find flight deals from Otopeni Intl to London

Discover tips and strategies to find the most affordable flight options for your journey from Otopeni Intl (OTP) to London (LON). 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 December 4, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$119
(British Airways)

One-way from

$53
(British Airways)

Popular in

August

Cheapest in

March

Average price

$134

Good round-trip deal

$76 or less

Good one-way deal

$32 or less
Provider with most accurate pricing for Bucharest Otopeni Intl-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Bucharest Otopeni Intl-London (LON) flights.
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From Bucharest Otopeni Intl to London (LON)
Search Deals
One-way flight from Bucharest Otopeni Intl to London (LON)
Search Deals
Highest demand for flights based on searches. 31% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Bucharest Otopeni Intl to London (LON).
Search Deals
Price to beat on a one-way flight from Bucharest Otopeni Intl to London (LON).
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Otopeni Intl 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, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to London that are best for you.

Fly from

Otopeni Intl

Fly to

London

Route

Depart

Return

Price

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Fri 1/30

8:20 pm-9:50 pm

Nonstop3h 30m

London Heathrow

Sat 2/7

9:55 am-3:10 pm

Nonstop3h 15m

$119

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Sun 1/25

7:35 am-9:25 am

Nonstop3h 50m

London Heathrow

Wed 1/28

5:40 pm-10:55 pm

Nonstop3h 15m

$121

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Thu 1/22

8:00 am-9:50 am

Nonstop3h 50m

London Heathrow

Tue 1/27

10:15 am-3:30 pm

Nonstop3h 15m

$127

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Fri 1/23

8:00 am-9:50 am

Nonstop3h 50m

London Heathrow

Fri 1/30

6:30 pm-11:45 pm

Nonstop3h 15m

$131

BucharestLondon

OTP - LGW

OTPLGW

Bucharest Otopeni Intl

Mon 2/16

2:10 pm-6:30 pm

1 stop6h 20m

London Gatwick

Fri 2/20

2:50 pm-12:05 am

1 stop7h 15m

$137

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Sat 2/28

8:05 am-10:00 am

Nonstop3h 55m

London Heathrow

Thu 3/5

6:15 pm-11:30 pm

Nonstop3h 15m

$150

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Thu 12/18

4:35 pm-6:05 pm

Nonstop3h 30m

London Heathrow

Fri 1/2

2:15 pm-7:30 pm

Nonstop3h 15m

$155

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Fri 5/15

8:25 am-10:00 am

Nonstop3h 35m

London Heathrow

Wed 5/27

8:05 pm-1:25 am

Nonstop3h 20m

$160

BucharestLondon

OTP - LGW

OTPLGW

Bucharest Otopeni Intl

Sun 1/25

7:10 am-10:55 pm

1 stop17h 45m

London Gatwick

Wed 1/28

7:40 am-10:55 pm

1 stop13h 15m

$161

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Tue 12/16

8:00 am-9:50 am

Nonstop3h 50m

London Heathrow

Fri 12/26

6:30 pm-11:45 pm

Nonstop3h 15m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 52 results
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Compare providers for flights from Otopeni Intl to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Otopeni Intl to London in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bucharest Otopeni Intl Airport-London flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Bucharest Otopeni Intl Airport-London flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Bucharest Otopeni Intl Airport-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bucharest Otopeni Intl Airport-London flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bucharest Otopeni Intl Airport-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Otopeni Intl to London

Have a flexible travel schedule? Discover the best time to fly to London from Otopeni Intl with our price prediction graph.
Estimated round-trip 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 Bucharest Otopeni Intl Airport to London

How far ahead should I book a flight from Bucharest Otopeni Intl Airport to London?

Use this chart to determine the optimal time to book a round-trip flight from Otopeni Intl to London. Price data was last updated on November 28, 2025.

To ensure you get the cheapest price possible for a flight from Bucharest Otopeni Intl Airport to London, you should look to book at least 60 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 Bucharest Otopeni Intl Airport to London?

Currently, March is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to London (average of $44). Flying from Bucharest Otopeni Intl Airport to London in July is currently the most expensive (average of $101). 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 OTP to LON?

Find hourly flight availability from Otopeni Intl to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

It’s typically best to fly out from Bucharest Otopeni Intl Airport to London at noon. Doing so could potentially save you 38% on the flight price compared to flying in the afternoon, which is usually more expensive.

Weekly flight availability from Bucharest Otopeni Intl Airport to London

Explore weekly flight availability from Otopeni Intl to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 4, 2025.

The most flights from OTP to LON are scheduled on a Monday (14 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Bucharest Otopeni Intl Airport to London?

How often are flights from Bucharest to London delayed?

About 20% of weekly flights between Bucharest and London have experienced delays in the past year, with the average delay time being 123 minutes.

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

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

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

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

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

Over the last year, British Airways have had the lowest number of delays on this route, with just 17% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated December 4, 2025.
Peruse reviews from past customers who have flown with Ryanair, Wizz Air, and British Airways from Bucharest Otopeni Intl Airport to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.8
Okay
5,212 reviews

Comfort

6.5

Overall

6.8

Crew

7.5

Boarding

6.7

Food

6.0

Entertainment

5.6

Reviews

1 / 20
4.0
Okay

Mark,May 2025

BCN - STN

Departed an hour late, with zero indication that that would be the case, very poor communication / acknowledgement of the delay, with no explanation.
Ryanair
6.8
Okay
5,212 reviews
Ryanair
6.8
Okay
5,212 reviews

Comfort

6.5

Overall

6.8

Crew

7.5

Boarding

6.7

Food

6.0

Entertainment

5.6

Reviews

1 / 20
4.0
Okay

Mark,May 2025

BCN - STN

Departed an hour late, with zero indication that that would be the case, very poor communication / acknowledgement of the delay, with no explanation.
Wizz Air
6.8
Okay
394 reviews
Ryanair
6.8
Okay
5,212 reviews

Comfort

6.5

Overall

6.8

Crew

7.5

Boarding

6.7

Food

6.0

Entertainment

5.6

Reviews

1 / 20
4.0
Okay

Mark,May 2025

BCN - STN

Departed an hour late, with zero indication that that would be the case, very poor communication / acknowledgement of the delay, with no explanation.
British Airways
6.7
Okay
7,562 reviews
Ryanair
6.8
Okay
5,212 reviews

Comfort

6.5

Overall

6.8

Crew

7.5

Boarding

6.7

Food

6.0

Entertainment

5.6

Reviews

1 / 20
4.0
Okay

Mark,May 2025

BCN - STN

Departed an hour late, with zero indication that that would be the case, very poor communication / acknowledgement of the delay, with no explanation.

Related info for your journey

Find useful and relevant information for your journey from Otopeni Intl to London. 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 Bucharest Otopeni Intl Airport to London?

    Airlines like British Airways, KLM, and SWISS fly from Bucharest Otopeni Intl Airport to London in about 3h 30m. The time it takes to get you to your destination can typically vary by up to 4h 55m. The distance between Bucharest Otopeni Intl Airport and London is about 1307 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Bucharest Otopeni Intl Airport to London round-trip?

    Cheapflights users have booked flights from Bucharest Otopeni Intl Airport to London round-trip from $38. Other airlines that can offer you cheap pricing are Wizz Air, from $58, and British Airways, from $107. Users have found that Ryanair is 72% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Bucharest Otopeni Intl Airport to London one-way?

    The cheapest airline one-way is Ryanair, with whom users have recently found tickets for as low as $26. However, be on the lookout for offers from Wizz Air and British Airways, as they are both options that can get you from Bucharest Otopeni Intl Airport to London for a low price.

  • What are the most popular routes from Bucharest Otopeni Intl Airport to London?

    The most popular route from Bucharest Otopeni Intl Airport to London is Bucharest Otopeni Intl - London Gatwick. You may also consider Bucharest Otopeni Intl - London Heathrow or Bucharest Otopeni Intl - London City.

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

    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 Bucharest Otopeni Intl Airport to London on time: Japan Airlines (88%), British Airways (81%), American Airlines (80%).

  • What are the cheapest flights from Bucharest Otopeni Intl Airport to London?

    While on average a flight from Bucharest Otopeni Intl Airport to London is generally $1,785, our data shows the cheapest flight currently is $66. When looking at the most popular route, (Bucharest Otopeni Intl - London Gatwick), you can expect to pay $203 for that flight.

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

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

  • How can I find direct flights from Otopeni Intl to London?

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

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

    Yes. Cheapflights offers flight deals from Otopeni Intl to London 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 Bucharest Otopeni Intl Airport to London?

    Currently, March is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to London (average of $44). Flying from Bucharest Otopeni Intl Airport to London in July is currently the most expensive (average of $101). 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

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Alternative routes for Otopeni Intl to London

See prices for flight routes from nearby airports that may be better suited for you.
Otopeni Intl to Heathrow flights

Top 3 airlines flying from Otopeni Intl to London

Discover the top 3 airlines that operate flights from Otopeni Intl to London. 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 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest$45Average$94FlexibilityNo cancel feeOn-timeN/A
Wizz AirCheapest$59Average$194FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$107Average$203FlexibilityNo cancel feeOn-time70%

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