Cheap flights from Rome Fiumicino Airport to London from $43

The cheapest month to fly to London from Rome Fiumicino Airport is in May. Flight prices, which tend to average around $21, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Rome Fiumicino Airport averaging around $28.

The cheapest day to depart from Rome Fiumicino Airport to London is on a Friday. Travelers who choose to depart for London on a Friday will often find tickets for as low as $230. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $462. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

Flying to London from Rome Fiumicino Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $233 when looking at flights departing in the evening. Flights to London are more costly in the morning, with an average ticket price of $363. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 $242 when searching weeks out. 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 $200 on momondo.

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

As of May 2026, prices for Rome Fiumicino Airport to London flights are approximately 65% more expensive when compared to flights at the same time last year.

Historically, on average around 20% 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 112 minutes.

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

Tuesday is statistically the day of the week which experiences the fewest number of 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 least number of delays on this route over the last 12 months; with about 9% of their flights experiencing any sort of delay.

16 flights are operational daily from Rome Fiumicino Airport to London as of May 2026. The most popular departure time for this route is 1:00PM, with 51% of flights per day taking off in the afternoon.

As of May 2026, 116 flights take off from Rome Fiumicino Airport and land in London each week. The most common flight departure day for this route is Mon, with 23% of weekly flights taking off on this day.