Cheap flights from Rome Fiumicino Airport to London from $48

If you aren’t able to travel during the month of June, then book flights to London from Rome Fiumicino Airport during November instead. Flights to London in November, while not as cheap as those in June, still average around $159.

Our data shows that Sunday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as $302. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Rome Fiumicino Airport to London for around $530.

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as $248. In contrast, the most expensive time of day to depart to London is in the afternoon when prices are around $648.

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

You are more likely to see cheaper flights to London from Rome Fiumicino Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $349 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Rome Fiumicino Airport for as low as $281 on momondo.

There are 3 cabin classes available to choose from on Rome Fiumicino to London 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 Rome Fiumicino Airport to London.

As of March 2026, prices for Rome Fiumicino Airport to London flights are approximately 7% more expensive when compared to flights at the same time last year.

Historically, on average around 19% of flights between Rome and London have experienced a delay on any given week. The average delay length over the past 12 months has been 113 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. Friday 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 9% of their flights experiencing any sort of delay.

As of March 2026, there are 19 flights per day flying from Rome Fiumicino Airport to London. The most common time of day flights depart is 09:00, with 53% of flights taking off in the afternoon.

As of March 2026, there are 134 flights per week flying from Rome Fiumicino Airport to London. The most common day of the week flights depart is Mon, with 25% of flights taking off on this day.