Price observed over the last 3 months for a round trip.
Outbound 10 December 2026 · Inbound 14 December 2026
Cheapest flight
Price observed over the last 3 months for a round trip.
Average price of a round trip
Average price recorded over the last 3 months for a round trip.
Flight duration
A flight from Rome to London takes on average 2h42.
Best time
According to user searches, the ideal month to go to London is October.
Check out our tips for booking your flight to London (United Kingdom) from Rome (Italy) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is September, with an average ticket price of £35 (calculation over the last two years). The most touristic season corresponds to the months of May, August and March.
For an attractive price, it is advisable to buy your flight tickets at least 86 days before the departure date.
The airline offering the cheapest tickets is Ryanair. A ticket from the company Ryanair to London costs on average £104.
The airlines that offer the most flights are Ryanair, Wizz Air and Ryanair.
Rome is a city in the country Italy, the time zone is [[timezone]]. In Rome, it is currently {fromLocalTime}, the temperature is on average 18°C, with a minimum of 17°C and a maximum of 20°C.
The city of Rome (ROM) has 2 airport(s): Ciampino-G. B. Pastine and Rome-Fiumicino
London is in the country United Kingdom, the time zone is [[timezone]]. In London, it is currently {toLocalTime}, the temperature is on average 6°C, with a minimum of 4°C and a maximum of 7°C.
The city of London (LON) has 5 airport(s): London City, London Gatwick, London Heathrow, London Luton and London-Stansted
If you want to visit London during the least touristic period, choose the month of October.
In London, the most touristic month is May. It is during this period that the prices offered by airlines are also the highest.
According to our data, it is recommended to book your flight 86 days before your departure. If you book your flight ticket 13 weeks before your departure, you may find a price below average. The cheapest day to book a flight Rome - London is Sunday.
When you leave, you can leave from Ciampino-G. B. Pastine or Rome-Fiumicino, and you will arrive at .
The airport Ciampino-G. B. Pastine is located 15 km or Rome-Fiumicino is located 24 km from the city centre. You can access it by using public transport, taking a taxi, or renting a car..
Flights are the only means of transport listed on Liligo for this journey.
In summer, the average temperature is 18°C in London and 26°C in Rome. The average rainfall in summer is 63 mm in London and 26 mm in Rome.In summer, it is warmer in Rome and it rains less in Rome. In winter, it is colder in Rome and it rains more in Rome.