Cheap flights from London to Rome from $45

The cheapest month to fly to Rome Fiumicino Airport from London is in January. Flight prices, which tend to average around $114, are often lower during this time because this is during the off-season. If you aren’t able to travel to Rome Fiumicino Airport during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $148.

Our data shows that Thursday is the least expensive day to fly to Rome Fiumicino Airport. Tickets to fly out on this day can be as low as $237. The most expensive day to fly to Rome Fiumicino Airport is Friday, with ticket prices averaging around $295.

According to our data, the cheapest time of day to fly to Rome Fiumicino Airport is in the evening. momondo users have found flights departing from London to Rome Fiumicino Airport in the evening for as low as $198. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $318.

Fly from London Luton 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 $280 when searching weeks out. 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 $232 on momondo.

There are 3 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 59% more expensive when compared to flights at the same time last year.

easyJet and ITA Airways are the most popular carriers operating from London to Rome Fiumicino

British Airways, easyJet and ITA Airways are the top three most popular airlines that fly to Rome Fiumicino Airport from London according to our data. British Airways is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Rome Fiumicino Airport. Keep in mind that there are 4 different airlines that fly to Rome Fiumicino Airport on a routine basis, so you have a few additional options to choose from.

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 120 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. Sunday 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 11% of their flights experiencing any sort of delay.

As of March 2026, there are 13 flights per day flying from London to Rome Fiumicino Airport. The most common time of day flights depart is 8:00AM, with 54% of flights taking off at noon.

The number of flights available between London and Rome Fiumicino Airport is 97 per week as of March 2026. The most frequent departure day is Mon, with 33% of weekly flights leaving on this day.