Cheap flights from London to Rome from €42

The month of September is another great option to travel to Rome Fiumicino Airport, with average flight prices from London averaging around €128.

The cheapest day to depart from London to Rome Fiumicino Airport is on a Tuesday when prices can be found for as low as €166. On the other hand, Monday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €984.

In the morning is the cheapest time of day to fly from London to Rome Fiumicino Airport when you can find flight prices for as low as €396. Flying to Rome Fiumicino Airport in the morning is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Rome Fiumicino Airport, so prices are often more expensive at around €885 per ticket.

Fly from London Stansted to Rome Fiumicino for the best London - Rome Fiumicino flight prices

You are more likely to see cheaper flights to Rome Fiumicino Airport from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Rome Fiumicino Airport for around €242 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rome Fiumicino Airport from London for as low as €200 on momondo.

There are 2 cabin classes available to choose from on London to Rome Fiumicino flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between London to Rome Fiumicino Airport.

As of March 2026, prices for London to Rome Fiumicino Airport flights are approximately 63% more expensive when compared to flights at the same time last year.

Historically, on average around 15% of flights between London and Rome have experienced a delay on any given week. The average delay length over the past 12 months has been 119 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, ITA Airways have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

The number of flights available between London and Rome Fiumicino Airport is 13 per day as of March 2026. The most frequent departure time is 08:00, with 51% of daily flights leaving at midday.

95 flights are operational weekly from London to Rome Fiumicino Airport as of March 2026. The most popular departure day for this route is Tue, with 33% of flights per week taking off on this day.