What is the cheapest airline that flies from Romania to London Heathrow?

British Airways, Air Serbia, and Aegean Airlines are the most popular carriers operating from Romania to London Heathrow

How many flights depart from Romania to London Heathrow Airport on average per week?

31 flights are operational weekly from Romania to London Heathrow Airport as of September 2025. The most popular departure day for this route is Thu, with 23% of flights per week taking off on this day.

How many flights depart from Romania to London Heathrow Airport on average per day?

The number of flights available between Romania and London Heathrow Airport is 4 per day as of September 2025. The most frequent departure time is 08:00, with 65% of daily flights leaving at midday.

How long does it take to fly to London Heathrow Airport?

If you’re flying from a popular airport in Romania, such as Bucharest or Timisoara, and flying into London Heathrow Airport, then you can expect flight times to average 3h 25m and 4h 35m, respectively.

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

Prices for flights from Romania to London Heathrow Airport refresh daily.

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

As of September 2025, there are 2 operators available to choose from for flights from Romania to London Heathrow Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Romania to London Heathrow Airport.

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

The necessary travel and health documents for your London Heathrow Airport 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 license 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.

£39 Cheap Flights from Romania to London Heathrow Airport in 2025

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Find the cheapest flights from Romania to London

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One-way

Last minute

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Recent return flight deals from Romania to London

08:00 - 09:50OTP-LHR

3h 50mdirect

09:30 - 14:45LHR-OTP

3h 15mdirect

£89British Airways

Find Deal

Tue, 25 Nov - Wed, 26 Nov

16:35 - 18:05OTP-LHR

3h 30mdirect

17:40 - 22:55LHR-OTP

3h 15mdirect

£91British Airways

Find Deal

Thu, 20 Nov - Wed, 26 Nov

05:45 - 14:15IAS-LHR

10h 30m1 stop

15:05 - 20:20LHR-IAS

27h 15m1 stop

£127

Find Deal

Mon, 13 Oct - Wed, 22 Oct

15:40 - 17:10OTP-LHR

3h 30mdirect

22:15 - 09:05LHR-OTP

8h 50m1 stop

£128

Find Deal

Thu, 9 Oct - Mon, 13 Oct

18:15 - 09:20CLJ-LHR

17h 05m1 stop

18:10 - 17:30LHR-CLJ

21h 20m1 stop

£130LOT

Find Deal

Thu, 18 Sep - Tue, 23 Sep

18:05 - 22:00CLJ-LHR

5h 55m1 stop

06:30 - 13:20LHR-CLJ

4h 50m1 stop

£131LOT

Find Deal

Wed, 8 Oct - Sun, 12 Oct

06:05 - 15:40SBZ-LHR

11h 35m1 stop

06:35 - 18:15LHR-SBZ

9h 40m1 stop

£136Lufthansa

Find Deal

Thu, 23 Oct - Thu, 30 Oct

13:40 - 18:40SBZ-LHR

7h 00m1 stop

06:00 - 12:55LHR-SBZ

4h 55m1 stop

£137Austrian Airlines

Find Deal

Thu, 2 Oct - Mon, 6 Oct

13:40 - 21:40SBZ-LHR

10h 00m1 stop

06:00 - 12:55LHR-SBZ

4h 55m1 stop

£138Austrian Airlines

Find Deal

Thu, 2 Oct - Wed, 8 Oct

13:55 - 19:40SBZ-LHR

7h 45m1 stop

08:45 - 00:50LHR-SBZ

14h 05m1 stop

£138Lufthansa

Find Deal

Fri, 24 Oct - Mon, 27 Oct

British Airways flights from Romania to London Heathrow Airport

Our best British Airways deals on Romania to London Heathrow Airport flight tickets

British Airways

25 Nov

OTP08:00Bucharest Otopeni Intl

3h 50m

LHR09:50London Heathrow

26 Nov

LHR09:30London Heathrow

3h 15m

OTP14:45Bucharest Otopeni Intl

£89

Find similar

British Airways

20 Nov

OTP16:35Bucharest Otopeni Intl

3h 30m

LHR18:05London Heathrow

26 Nov

LHR17:40London Heathrow

3h 15m

OTP22:55Bucharest Otopeni Intl

£91

Find similar

British Airways

21 Nov

OTP16:45Bucharest Otopeni Intl

3h 30m

LHR18:15London Heathrow

24 Nov

LHR18:30London Heathrow

3h 15m

OTP23:45Bucharest Otopeni Intl

£92

Find similar

Lufthansa flights from Romania to London Heathrow Airport

Our best Lufthansa deals on Romania to London Heathrow Airport flight tickets

Lufthansa

23 Oct

SBZ06:05Sibiu

11h 35m

1 stop

LHR15:40London Heathrow

30 Oct

LHR06:35London Heathrow

9h 40m

1 stop

SBZ18:15Sibiu

£136

Find similar

Lufthansa

24 Oct

SBZ13:55Sibiu

7h 45m

1 stop

LHR19:40London Heathrow

27 Oct

LHR08:45London Heathrow

14h 05m

1 stop

SBZ00:50Sibiu

£138

Find similar

Lufthansa

1 Oct

TSR14:05Timisoara

7h 35m

1 stop

LHR19:40London Heathrow

8 Oct

LHR09:00London Heathrow

11h 55m

1 stop

TSR22:55Timisoara

£150

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Romania to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Tue 25/11

08:00-09:50

Nonstop3h 50m

London Heathrow

Wed 26/11

09:30-14:45

Nonstop3h 15m

£89

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Thu 20/11

16:35-18:05

Nonstop3h 30m

London Heathrow

Wed 26/11

17:40-22:55

Nonstop3h 15m

£91

IaşiLondon

IAS - LHR

IASLHR

Iasi

Mon 13/10

05:45-14:15

1 stop10h 30m

London Heathrow

Wed 22/10

15:05-20:20

1 stop27h 15m

£127

BucharestLondon

OTP - LHR

OTPLHR

Bucharest Otopeni Intl

Thu 9/10

15:40-17:10

Nonstop3h 30m

London Heathrow

Mon 13/10

22:15-09:05

1 stop8h 50m

£128

Cluj NapocaLondon

CLJ - LHR

CLJLHR

Cluj Napoca

Thu 18/9

18:15-09:20

1 stop17h 05m

London Heathrow

Tue 23/9

18:10-17:30

1 stop21h 20m

£130

Cluj NapocaLondon

CLJ - LHR

CLJLHR

Cluj Napoca

Wed 8/10

18:05-22:00

1 stop5h 55m

London Heathrow

Sun 12/10

06:30-13:20

1 stop4h 50m

£131

SibiuLondon

SBZ - LHR

SBZLHR

Sibiu

Thu 23/10

06:05-15:40

1 stop11h 35m

London Heathrow

Thu 30/10

06:35-18:15

1 stop9h 40m

£136

SibiuLondon

SBZ - LHR

SBZLHR

Sibiu

Thu 2/10

13:40-18:40

1 stop7h 00m

London Heathrow

Mon 6/10

06:00-12:55

1 stop4h 55m

£137

SibiuLondon

SBZ - LHR

SBZLHR

Sibiu

Thu 2/10

13:40-21:40

1 stop10h 00m

London Heathrow

Wed 8/10

06:00-12:55

1 stop4h 55m

£138

SibiuLondon

SBZ - LHR

SBZLHR

Sibiu

Fri 24/10

13:55-19:40

1 stop7h 45m

London Heathrow

Mon 27/10

08:45-00:50

1 stop14h 05m

£138

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Romania 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

Prices

Airlines

Other information

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

In general, February is the cheapest month to fly from Romania 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 Romania averaging around £138.

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 Romania is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £128. 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 £192.

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 Romania to London Heathrow Airport in the evening for as low as £129. 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 £192 on average. Flights to London Heathrow Airport from Romania in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Romania to London Heathrow flight route?

Fly from Bucharest Otopeni Intl to London Heathrow for the best Romania - 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 Romania when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £160 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 Romania for as low as £102 on momondo.

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

There are 3 cabin classes available to choose from on Romania to London Heathrow 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 Romania to London Heathrow Airport flights?

No. A direct flight is the cheapest option for a flight between Romania to London Heathrow Airport.

Cheap Romania to London Heathrow Airport flight deals and tips

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

Best price found	£125
Fastest flight time	3h 25m
Direct flights	Tue, Wed, Thu, Fri, Sat and Sun

The best one-way flight to London Heathrow Airport from Romania in the past 72 hours is £125. The best return flight deal from Romania to London Heathrow Airport found on momondo in the last 72 hours is £90.

The fastest flight from Romania to London Heathrow Airport takes 3h 25m

Direct flights go from Romania to London Heathrow Airport on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airline offering direct flights is British Airways..

Search flight deals

When did momondo last update prices for flights from Romania to London Heathrow Airport?
Prices for flights from Romania to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from Romania to London Heathrow Airport?
As of September 2025, there are 2 operators available to choose from for flights from Romania to London Heathrow Airport.
How old do you have to be to fly from Romania to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Romania to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport 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 license 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 Romania to London Heathrow Airport?
momondo data reveals that the most frequently booked plane model on the route from Romania to London Heathrow Airport is Airbus A321-100/200, representing 21.05% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 17.40%, Airbus A321neo at 15.97%, and Airbus A320-100/200 at 15.49%.

Best airlines flying from Romania to London Heathrow Airport

Compare and see reviews for airlines that fly from Romania to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £92	Free Cancellation	Rating 6.7 7,348 reviews		Search British Airways flights
Lufthansa	PriceFrom £159	Free Cancellation	Rating 6.8 7,394 reviews		Search Lufthansa flights

Eastbourne

Milton Keynes

Luton

Maidstone

Northampton

Gatwick

Slough

Swindon

Stratford-upon-Avon

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Swanage

Colchester

Poole

Worthing

Salisbury

Chelmsford

Why use momondo?

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

It is quick and easy to find Romania to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

momondo does allow users to show only those flights to London from Romania which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Romania 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 Romania.

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

Price alerts on flights to London from Romania 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.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from Romania 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 Romania to London departing on 27/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Romania to London

Recent return flight deals from Romania to London

Recent one-way flight deals from Romania to London

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British Airways flights from Romania to London Heathrow Airport

Our best British Airways deals on Romania to London Heathrow Airport flight tickets

Lufthansa flights from Romania to London Heathrow Airport

Our best Lufthansa deals on Romania to London Heathrow Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Romania to London Heathrow Airport that are best for you.

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How to get the cheapest flight ticket from Romania 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 cheapest month to fly to London Heathrow Airport?

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

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

What is the cheapest Romania to London Heathrow flight route?

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

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

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

There are 3 cabin classes available to choose from on Romania to London Heathrow 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 Romania to London Heathrow Airport flights?

No. A direct flight is the cheapest option for a flight between Romania to London Heathrow Airport.

What is the cheapest airline that flies from Romania to London Heathrow?

British Airways, Air Serbia, and Aegean Airlines are the most popular carriers operating from Romania to London Heathrow

How many flights depart from Romania to London Heathrow Airport on average per day?

The number of flights available between Romania and London Heathrow Airport is 4 per day as of September 2025. The most frequent departure time is 08:00, with 65% of daily flights leaving at midday.

How many flights depart from Romania to London Heathrow Airport on average per week?

31 flights are operational weekly from Romania to London Heathrow Airport as of September 2025. The most popular departure day for this route is Thu, with 23% of flights per week taking off on this day.

How long does it take to fly to London Heathrow Airport?

If you’re flying from a popular airport in Romania, such as Bucharest or Timisoara, and flying into London Heathrow Airport, then you can expect flight times to average 3h 25m and 4h 35m, respectively.

Cheap Romania to London Heathrow Airport flight deals and tips

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

Best price found

Fastest flight time

Direct flights

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

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

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

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

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

Best airlines flying from Romania to London Heathrow Airport

Compare and see reviews for airlines that fly from Romania to London Heathrow Airport with momondo

Travelling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo