Cheap flights from Rome to London from $55

If you aren’t able to travel during the month of September, then book flights to London from Rome during July instead. Flights to London in July, while not as cheap as those in September, still average around $38.

Our data shows that Friday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as $217. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Rome to London for around $2,374.

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as $262. In contrast, the most expensive time of day to depart to London is in the afternoon when prices are around $682.

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

You are more likely to see cheaper flights to London from Rome when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $353 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 for as low as $294 on momondo.

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

As of June 2026, prices for Rome to London flights are approximately 19% cheaper 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 115 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 9% of their flights experiencing any sort of delay.

The number of flights available between Rome and London is 15 per day as of June 2026. The most frequent departure time is 07:00, with 46% of daily flights leaving in the afternoon.

The number of flights available between Rome and London is 107 per week as of June 2026. The most frequent departure day is Sat, with 37% of weekly flights leaving on this day.