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Cheap flights from Rome Fiumicino Airport to London from £47

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome Fiumicino Airport to London departing on 15/10. 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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Find the cheapest flights from Rome Fiumicino Airport to London

Cheap return flights

Logo
05:35 - 14:45FCO-LHR
10h 10m1 stop
Logo
09:55 - 23:35LHR-FCO
12h 40m1 stop
£114
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Wed, 15 Oct - Wed, 22 Oct
Logo
19:00 - 09:10FCO-LHR
15h 10m1 stop
Logo
20:50 - 11:55LHR-FCO
14h 05m1 stop
£121
Find Deal
Sat, 8 Nov - Sat, 15 Nov
Logo
07:00 - 14:15FCO-LHR
8h 15m1 stop
Logo
15:30 - 11:00LHR-FCO
18h 30m1 stop
£123
Find Deal
Wed, 1 Oct - Tue, 7 Oct
Vueling Logo
22:30 - 09:10FCO-LHR
11h 40m1 stop
Vueling Logo
09:55 - 18:25LHR-FCO
7h 30m1 stop
£123Vueling
Find Deal
Tue, 25 Nov - Sat, 29 Nov
British Airways Logo
17:50 - 19:35FCO-LHR
2h 45mdirect
British Airways Logo
09:15 - 12:50LHR-FCO
2h 35mdirect
£124British Airways
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Thu, 20 Nov - Tue, 25 Nov
British Airways Logo
17:50 - 19:35FCO-LHR
2h 45mdirect
British Airways Logo
06:50 - 10:25LHR-FCO
2h 35mdirect
£125British Airways
Find Deal
Fri, 14 Nov - Thu, 20 Nov
British Airways Logo
17:50 - 19:35FCO-LHR
2h 45mdirect
British Airways Logo
09:55 - 13:30LHR-FCO
2h 35mdirect
£126British Airways
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Fri, 14 Nov - Sun, 16 Nov
Logo
07:00 - 14:15FCO-LHR
8h 15m1 stop
Logo
18:50 - 23:30LHR-FCO
27h 40m1 stop
£126
Find Deal
Wed, 1 Oct - Fri, 31 Oct
Vueling Logo
18:30 - 09:10FCO-LHR
15h 40m1 stop
Vueling Logo
20:50 - 08:20LHR-FCO
10h 30m1 stop
£142Vueling
Find Deal
Wed, 1 Oct - Sun, 5 Oct
Austrian Airlines Logo
20:05 - 08:20FCO-LHR
13h 15m1 stop
Austrian Airlines Logo
06:00 - 19:15LHR-FCO
12h 15m1 stop
£151Austrian Airlines
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Fri, 23 Jan - Tue, 27 Jan

British Airways flights from Rome Fiumicino Airport to London Heathrow Airport

Our best British Airways deals on Rome Fiumicino Airport to London Heathrow Airport flight tickets
British Airways
20 Nov
FCO17:50Rome Fiumicino
2h 45m
LHR19:35London Heathrow
25 Nov
LHR09:15London Heathrow
2h 35m
FCO12:50Rome Fiumicino
£124
Find similar
British Airways
14 Nov
FCO17:50Rome Fiumicino
2h 45m
LHR19:35London Heathrow
20 Nov
LHR06:50London Heathrow
2h 35m
FCO10:25Rome Fiumicino
£125
Find similar
British Airways
14 Nov
FCO17:50Rome Fiumicino
2h 45m
LHR19:35London Heathrow
16 Nov
LHR09:55London Heathrow
2h 35m
FCO13:30Rome Fiumicino
£126
Find similar

Air France flights from Rome Fiumicino Airport to London Heathrow Airport

Our best Air France deals on Rome Fiumicino Airport to London Heathrow Airport flight tickets
Air France
13 Sept
FCO20:10Rome Fiumicino
12h 50m
1 stop
LHR08:00London Heathrow
20 Sept
LHR19:45London Heathrow
12h 10m
1 stop
FCO08:55Rome Fiumicino
£184
Find similar
Air France
13 Sept
FCO20:10Rome Fiumicino
12h 50m
1 stop
LHR08:00London Heathrow
18 Sept
LHR17:35London Heathrow
4h 35m
1 stop
FCO23:10Rome Fiumicino
£199
Find similar
Air France
18 Sept
FCO16:55Rome Fiumicino
5h 30m
1 stop
LHR21:25London Heathrow
22 Sept
LHR17:35London Heathrow
4h 35m
1 stop
FCO23:10Rome Fiumicino
£208
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Rome Fiumicino Airport to London Heathrow Airport 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 279,928 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from Rome Fiumicino Airport to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RomeLondon

FCO - LHR

FCOLHR

Rome Fiumicino

Wed 15/10

05:35-14:45

1 stop10h 10m

London Heathrow

Wed 22/10

09:55-23:35

1 stop12h 40m

£114

RomeLondon

FCO - LHR

FCOLHR

Rome Fiumicino

Sat 8/11

19:00-09:10

1 stop15h 10m

London Heathrow

Sat 15/11

20:50-11:55

1 stop14h 05m

£121

RomeLondon

FCO - LHR

FCOLHR

Rome Fiumicino

Wed 1/10

07:00-14:15

1 stop8h 15m

London Heathrow

Tue 7/10

15:30-11:00

1 stop18h 30m

£123

RomeLondon

FCO - LHR

FCOLHR

Rome Fiumicino

Tue 25/11

22:30-09:10

1 stop11h 40m

London Heathrow

Sat 29/11

09:55-18:25

1 stop7h 30m

£123

RomeLondon

FCO - LHR

FCOLHR

Rome Fiumicino

Thu 20/11

17:50-19:35

Nonstop2h 45m

London Heathrow

Tue 25/11

09:15-12:50

Nonstop2h 35m

£124

RomeLondon

FCO - LHR

FCOLHR

Rome Fiumicino

Fri 14/11

17:50-19:35

Nonstop2h 45m

London Heathrow

Thu 20/11

06:50-10:25

Nonstop2h 35m

£125

RomeLondon

FCO - LHR

FCOLHR

Rome Fiumicino

Fri 14/11

17:50-19:35

Nonstop2h 45m

London Heathrow

Sun 16/11

09:55-13:30

Nonstop2h 35m

£126

RomeLondon

FCO - LHR

FCOLHR

Rome Fiumicino

Wed 1/10

07:00-14:15

1 stop8h 15m

London Heathrow

Fri 31/10

18:50-23:30

1 stop27h 40m

£126

RomeLondon

FCO - LHR

FCOLHR

Rome Fiumicino

Wed 1/10

18:30-09:10

1 stop15h 40m

London Heathrow

Sun 5/10

20:50-08:20

1 stop10h 30m

£142

RomeLondon

FCO - LHR

FCOLHR

Rome Fiumicino

Fri 23/1

20:05-08:20

1 stop13h 15m

London Heathrow

Tue 27/1

06:00-19:15

1 stop12h 15m

£151

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 Rome Fiumicino Airport 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 typical price of a round-trip flight between Rome Fiumicino Airport and London Heathrow Airport?

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

In general, January is the cheapest month to fly from Rome Fiumicino Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £118. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from Rome Fiumicino Airport averaging around £134.

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 Rome Fiumicino Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as £155. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Monday is £309.

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 Rome Fiumicino Airport to London Heathrow Airport in the evening for as low as £158. 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 £305 on average. Flights to London Heathrow Airport from Rome Fiumicino Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Rome Fiumicino to London Heathrow flight route?

Fly from Rome Fiumicino to London Heathrow for the best Rome Fiumicino - 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 Rome Fiumicino Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £167 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 Rome Fiumicino Airport for as low as £132 on momondo.

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

There are 3 cabin classes available to choose from on Rome Fiumicino to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Rome Fiumicino Airport to London Heathrow Airport flight prices changed over time?

As of September 2025, prices for Rome Fiumicino Airport to London Heathrow Airport flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Rome Fiumicino Airport to London Heathrow Airport

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

Cheap Rome Fiumicino Airport to London Heathrow Airport (FCO to LHR) flight deals and tips

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

Best price found

£106

Fastest flight time

2h 30m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun
The best one-way flight to London Heathrow Airport from Rome Fiumicino Airport in the past 72 hours is £106. The best return flight deal from Rome Fiumicino Airport to London Heathrow Airport found on momondo in the last 72 hours is £158.
The fastest flight from Rome Fiumicino Airport to London Heathrow Airport takes 2h 30m
Direct flights go from Rome Fiumicino Airport to London Heathrow Airport on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airline offering direct flights is British Airways..
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  • How far is Rome Fiumicino to London Heathrow by plane?

    The distance between Rome Fiumicino and London Heathrow is about 897.2 mi. Flights usually cover this in 2h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Rome Fiumicino Airport to London Heathrow Airport?

    Prices for flights from Rome Fiumicino Airport to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Rome Fiumicino Airport to London Heathrow Airport?

  • How old do you have to be to fly from Rome Fiumicino Airport to London Heathrow Airport?

    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 layovers. It is recommended that you verify with the airline you are booking with for travel from Rome Fiumicino Airport to London Heathrow Airport.

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

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Rome Fiumicino Airport to London Heathrow Airport?

  • What is the most popular airline from Rome Fiumicino Airport to London Heathrow Airport?

Best airlines flying from Rome Fiumicino Airport to London Heathrow Airport

Compare and see reviews for airlines that fly from Rome Fiumicino Airport to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £107Free CancellationRating
6.6
7,361 reviews
Search British Airways flights

  • British Airways Flights From Rome Fiumicino Airport to London Heathrow Airport

    British Airways flies from Rome Fiumicino Airport to London Heathrow Airport around 14 times per week, with 7,361 momondo users rating the airline 6.6/10. The cheapest British Airways deal from Rome Fiumicino Airport to London Heathrow Airport in the last 72 hours was £144 (round-trip), much lower than the average airfare cost of £253 for British Airways flights on this route.

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Rome to London for you.

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

Flights from Rome to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Rome 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 Rome to London.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Rome and alert you when they change.

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