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Cheap flights from Bucharest Otopeni Intl Airport to London Heathrow Airport from £43

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 24/5. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — LHR
5 May — 12 May1
1 adult

Cheapflights Tip: The best prices from Bucharest Otopeni Intl to London Heathrow are usually found in February or January, booked 47 days in advance, depart on a Wednesday or Friday and return on a Monday

Cheap flight deals from Otopeni Intl to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Otopeni Intl (OTP) to Heathrow (LHR). 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 30 April 2025.

Round-trip from

£101

One-way from

£43

Popular in

July

Cheapest in

February

Average price

£157

Good round-trip deal

£159 or less

Good one-way deal

£68 or less
British Airways
  • British Airways
  • 24/5-31/5
  • Nonstop
  • 6h 40m total
  • Bucharest to London
British Airways
  • British Airways
  • 24/5
  • Nonstop
  • 3h 25m total
  • Bucharest to London
Highest demand for flights based on searches. 21% potential increase in price (£31 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Bucharest Otopeni Intl to London Heathrow.
Price to beat on a one-way flight from Bucharest Otopeni Intl to London Heathrow.

Find flight deals from Otopeni Intl to Heathrow

Cheapest flights from Otopeni Intl to Heathrow
Explore the most affordable flight options available from Otopeni Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Mon 24/1108:05OTP - LHR
Nonstop3h 50mBritish Airways
Wed 26/1117:55LHR - OTP
Nonstop3h 10mBritish Airways
Deal found 29/4£95
Sat 11/1004:40OTP - LHR
1 stop9h 50mMultiple Airlines
Mon 20/1019:25LHR - OTP
Nonstop3h 20mMultiple Airlines
Deal found 29/4£130
Thu 15/516:05OTP - LHR
1 stop22h 25mAir Serbia
Sun 18/513:30LHR - OTP
1 stop11h 35mAir Serbia
Deal found 29/4£139
Sat 24/505:35OTP - LHR
1 stop5h 45mLOT
Sat 31/506:30LHR - OTP
1 stop5h 20mLOT
Deal found 29/4£142
Sat 11/1012:40OTP - LHR
1 stop6h 25mLufthansa
Mon 20/1017:50LHR - OTP
1 stop5h 10mLufthansa
Deal found 29/4£156
Sat 5/706:35OTP - LHR
1 stop17h 05mAustrian Airlines
Tue 8/706:00LHR - OTP
1 stop7h 20mAustrian Airlines
Deal found 29/4£172
Thu 15/506:30OTP - LHR
2 stops12h 05mSWISS
Mon 19/520:05LHR - OTP
1 stop17h 15mSWISS
Deal found 29/4£199

Cheapflights Fare Finder

Customise your flight search to find flights from Otopeni Intl to Heathrow 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 30 April 2025.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to London Heathrow Airport that are best for you.

Fly from

Otopeni Intl

Fly to

Heathrow

Route

Depart

Return

Price

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Sat 24/5

20:05-21:30

Nonstop3h 25m

London Heathrow

Sat 31/5

18:35-23:50

Nonstop3h 15m

£101

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Sat 11/10

04:40-12:30

1 stop9h 50m

London Heathrow

Mon 20/10

19:25-00:45

Nonstop3h 20m

£130

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Thu 15/5

16:05-12:30

1 stop22h 25m

London Heathrow

Sun 18/5

13:30-03:05

1 stop11h 35m

£139

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Sat 24/5

05:35-09:20

1 stop5h 45m

London Heathrow

Sat 31/5

06:30-13:50

1 stop5h 20m

£142

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Sat 11/10

12:40-17:05

1 stop6h 25m

London Heathrow

Mon 20/10

17:50-01:00

1 stop5h 10m

£156

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Sun 11/5

06:35-08:20

1 stop27h 45m

London Heathrow

Tue 20/5

19:30-09:00

1 stop11h 30m

£171

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Thu 15/5

06:30-16:35

2 stops12h 05m

London Heathrow

Mon 19/5

20:05-15:20

1 stop17h 15m

£199

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Wed 14/5

09:55-17:55

1 stop10h 00m

London Heathrow

Wed 14/5

22:15-09:05

1 stop8h 50m

£218

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Sat 24/5

20:05-21:30

Nonstop3h 25m

£43

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Mon 19/5

04:40-12:30

1 stop9h 50m

£61

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 19 results
1
2

Best time to book a flight from Otopeni Intl to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Otopeni Intl 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 Bucharest Otopeni Intl Airport to London Heathrow Airport

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

Use this chart to determine the optimal time to book a return flight from Otopeni Intl to Heathrow. Price data was last updated on 25 April 2025.

To ensure you get the cheapest price possible for a flight from Bucharest Otopeni Intl Airport to London Heathrow Airport, you should look to book at least 46 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 Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to London Heathrow Airport (average of £112). Flying from Bucharest Otopeni Intl Airport to London Heathrow Airport in August is currently the most expensive (average of £164). 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 LHR?

Find hourly flight availability from Otopeni Intl to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 33% on flights from Bucharest Otopeni Intl Airport to London Heathrow Airport by exploring options for tickets in the afternoon.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 30 April 2025.
Read reviews from past customers who have flown Aegean Airlines, KLM and LOT from Bucharest to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Entertainment

6.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Entertainment

6.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Entertainment

6.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Entertainment

6.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Entertainment

6.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Crew

8.6

Boarding

7.8

Comfort

7.8

Overall

8.1

Entertainment

6.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

Find useful and relevant information for your journey from Otopeni Intl to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from Bucharest Otopeni Intl Airport to London Heathrow Airport round-trip?

    British Airways, at £101, was found to be the cheapest airline from Bucharest Otopeni Intl Airport to London Heathrow Airport.Alternate airlines flying return to your destination include Air Serbia and LOT. British Airways is currently priced 36% below the average price you’ll pay for this route.

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

    £43 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Air Serbia and Eurowings, with prices starting from £61 and £74, respectively.

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

    No one likes to see their flight delayed. When booking a flight from Bucharest Otopeni Intl Airport to London Heathrow Airport consider choosing British Airways (87%), American Airlines (80%) or Japan Airlines (77%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Bucharest Otopeni Intl Airport to London Heathrow Airport is generally £204, our data shows the cheapest flight currently is £59. When looking at the most popular route, (Bucharest Otopeni Intl - London Heathrow), you can expect to pay £101 for that flight.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to London Heathrow Airport (average of £112). Flying from Bucharest Otopeni Intl Airport to London Heathrow Airport in August is currently the most expensive (average of £164). 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
Deal
Hounslow
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Northampton
Ilford
Hayes
Southend-on-Sea
Crawley
Wembley
Ipswich
Maidstone
Winchester
Swindon
Folkestone
Dartford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Otopeni Intl to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Otopeni Intl to Heathrow

Discover the top 2 airlines that operate flights from Otopeni Intl to Heathrow. 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
TAROMCheapest£79Average£168FlexibilityNo cancel feeOn-time86%
Search TAROM flights
British AirwaysCheapest£92Average£170FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Otopeni Intl to Heathrow?

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 Heathrow from Otopeni Intl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Otopeni Intl to Heathrow?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Otopeni Intl to Heathrow.

Can Cheapflights find flights from Otopeni Intl to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from Otopeni Intl to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from Otopeni Intl to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Otopeni Intl today and book when prices fit your budget.

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