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$68+ Cheap flights from Otopeni Intl (OTP) to Heathrow (LHR)

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 6/26. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — LHR
May 28 — Jun 41
Wed 5/28
Wed 6/4
1 adult, Economy
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Cheapflights Tip: The best prices from Bucharest Otopeni Intl to London Heathrow are usually found in February or January, booked 53 days in advance, depart on a Thursday or Friday and return on a Friday

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 May 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$154
(British Airways)

One-way from

$68
(British Airways)

Popular in

July

Cheapest in

February

Average price

$192

Good round-trip deal

$678 or less

Good one-way deal

$176 or less
Provider with most accurate pricing for Bucharest Otopeni Intl-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Bucharest Otopeni Intl-London Heathrow flights.
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From Bucharest Otopeni Intl to London Heathrow
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One-way flight from Bucharest Otopeni Intl to London Heathrow
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Highest demand for flights based on searches. 23% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Bucharest Otopeni Intl to London Heathrow.
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Price to beat on a one-way flight from Bucharest Otopeni Intl to London Heathrow.
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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 May 23, 2025.

This British Airways deal was found by Cheapflights users on 5/21. 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.
Mon 11/244:00 pmOTP - LHR
Nonstop3h 40mBritish Airways
Wed 11/265:55 pmLHR - OTP
Nonstop3h 10mBritish Airways
Deal found 5/21$129
This Mytrip deal was found by Cheapflights users on 5/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/55:35 amOTP - LHR
1 stop5h 45mLOT
Sat 6/1410:15 amLHR - OTP
1 stop13h 35mLOT
Deal found 5/22$191
This Air Serbia deal was found by Cheapflights users on 5/21. 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:05 pmOTP - LHR
1 stop22h 15mAir Serbia
Wed 11/261:20 pmLHR - OTP
1 stop23h 55mAir Serbia
Deal found 5/21$196
This Lufthansa deal was found by Cheapflights users on 5/21. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/37:20 pmOTP - LHR
1 stop5h 20mLufthansa
Tue 6/104:25 pmLHR - OTP
1 stop6h 35mLufthansa
Deal found 5/21$212
This Lufthansa deal was found by Cheapflights users on 5/21. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/181:55 pmOTP - LHR
1 stop5h 55mMultiple Airlines
Sun 6/225:50 pmLHR - OTP
1 stop5h 10mMultiple Airlines
Deal found 5/21$220
This Expedia deal was found by Cheapflights users on 5/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/54:10 pmOTP - LHR
1 stop17h 45mSWISS
Sat 6/146:00 amLHR - OTP
1 stop17h 05mSWISS
Deal found 5/22$226
This Austrian Airlines deal was found by Cheapflights users on 5/22. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:35 amOTP - LHR
1 stop28h 10mAustrian Airlines
Sun 8/246:00 amLHR - OTP
1 stop7h 20mAustrian Airlines
Deal found 5/22$231
This Travelocity deal was found by Cheapflights users on 5/21. 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.
Tue 5/279:00 pmOTP - LHR
1 stop26h 10mAegean Airlines
Thu 5/2910:15 pmLHR - OTP
1 stop8h 50mAegean Airlines
Deal found 5/21$271
This KLM deal was found by Cheapflights users on 5/21. 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.
Tue 5/271:45 pmOTP - LHR
1 stop5h 50mKLM
Fri 5/305:10 pmLHR - OTP
1 stop5h 45mKLM
Deal found 5/21$279

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated May 23, 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

Thu 6/12

9:15 pm-10:40 pm

Nonstop3h 25m

London Heathrow

Fri 6/20

8:05 pm-1:25 am

Nonstop3h 20m

$154

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Thu 6/5

5:35 am-9:20 am

1 stop5h 45m

London Heathrow

Sat 6/14

10:15 am-1:50 am

1 stop13h 35m

$191

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Tue 6/3

7:20 pm-10:40 pm

1 stop5h 20m

London Heathrow

Tue 6/10

4:25 pm-1:00 am

1 stop6h 35m

$212

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Wed 6/18

1:55 pm-5:50 pm

1 stop5h 55m

London Heathrow

Sun 6/22

5:50 pm-1:00 am

1 stop5h 10m

$220

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Thu 6/5

4:10 pm-7:55 am

1 stop17h 45m

London Heathrow

Sat 6/14

6:00 am-1:05 am

1 stop17h 05m

$226

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Wed 8/20

6:35 am-8:45 am

1 stop28h 10m

London Heathrow

Sun 8/24

6:00 am-3:20 pm

1 stop7h 20m

$231

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Tue 5/27

9:00 pm-9:10 pm

1 stop26h 10m

London Heathrow

Thu 5/29

10:15 pm-9:05 am

1 stop8h 50m

$271

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Tue 5/27

1:45 pm-5:35 pm

1 stop5h 50m

London Heathrow

Fri 5/30

5:10 pm-12:55 am

1 stop5h 45m

$279

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Tue 6/3

4:05 pm-12:30 pm

1 stop22h 25m

London Heathrow

Fri 12/19

1:20 pm-3:15 pm

1 stop23h 55m

$292

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Fri 6/6

10:20 am-4:25 pm

1 stop8h 05m

London Heathrow

Sun 6/8

2:35 pm-9:15 pm

1 stop4h 40m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/22

Showing 1-10 of 21 results
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Compare providers for flights from Otopeni Intl to Heathrow

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 Heathrow in May.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars
Trip.comPrice Accuracy1 starTrust 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 Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Bucharest Otopeni Intl Airport-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Bucharest Otopeni Intl Airport-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bucharest Otopeni Intl Airport-London Heathrow Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Heathrow Airport 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 Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 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 round-trip flight from Otopeni Intl to Heathrow. Price data was last updated on May 16, 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 53 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, November is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to London Heathrow Airport (average of $661). Flying from Bucharest Otopeni Intl Airport to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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 May 23, 2025.

One of the essential ways to save on airfare from Bucharest Otopeni Intl Airport to London Heathrow Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 20% on airfare.

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 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 May 23, 2025.
See what other customers who have flown with Aegean Airlines, Emirates and KLM from Bucharest to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very good
748 reviews

Boarding

7.8

Entertainment

6.9

Overall

8.1

Crew

8.6

Comfort

7.8

Food

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.1
Very good
748 reviews
Aegean Airlines
8.1
Very good
748 reviews

Boarding

7.8

Entertainment

6.9

Overall

8.1

Crew

8.6

Comfort

7.8

Food

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Emirates
8.0
Very good
3,243 reviews
Aegean Airlines
8.1
Very good
748 reviews

Boarding

7.8

Entertainment

6.9

Overall

8.1

Crew

8.6

Comfort

7.8

Food

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
KLM
7.8
Good
1,346 reviews
Aegean Airlines
8.1
Very good
748 reviews

Boarding

7.8

Entertainment

6.9

Overall

8.1

Crew

8.6

Comfort

7.8

Food

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
LOT
7.6
Good
1,071 reviews
Aegean Airlines
8.1
Very good
748 reviews

Boarding

7.8

Entertainment

6.9

Overall

8.1

Crew

8.6

Comfort

7.8

Food

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Austrian Airlines
7.6
Good
792 reviews
Aegean Airlines
8.1
Very good
748 reviews

Boarding

7.8

Entertainment

6.9

Overall

8.1

Crew

8.6

Comfort

7.8

Food

7.4

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 $154, was found to be the cheapest airline from Bucharest Otopeni Intl Airport to London Heathrow Airport.Alternate airlines to your destination round-trip include LOT and Lufthansa. Users have found that British Airways is 27% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $68 on British Airways. Other airlines that offer cheap prices include Eurowings from $106 and Air Serbia from $117 one-way.

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

    Before booking your flight to London Heathrow Airport from Bucharest Otopeni Intl Airport, check out the most reliable airlines to get you to your destination on time: Royal Air Maroc (85%), British Airways (85%), American Airlines( 84%).

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

    On average you can expect to pay $1,299 for a flight from Bucharest Otopeni Intl Airport to London Heathrow Airport. The cheapest flight overall is $128 while the most popular route, (Bucharest Otopeni Intl - London Heathrow) is currently priced at $154.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to London Heathrow Airport (average of $661). Flying from Bucharest Otopeni Intl Airport to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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

Traveling to a place near Bucharest Otopeni Intl Airport?

Book flights to Bucharest Otopeni Intl Airport if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Wembley
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Borehamwood
Folkestone
Broadway
Aylesbury
Sutton
Chelmsford

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Top airline flying from Otopeni Intl to Heathrow

Discover the top airline 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 2,558,603 searches. Data last updated May 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$139Average$235FlexibilityNo cancel feeOn-time70%

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