Cheap flights from London Heathrow Airport to Rome from $74

The cheapest month to fly to Rome Fiumicino Airport from London Heathrow Airport is in January. Flight prices, which tend to average around $217, 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 November is also cheap. Prices for this month can be found on momondo for an average of $226.

Our data shows that Monday is the least expensive day to fly to Rome Fiumicino Airport. Tickets to fly out on this day can be as low as $238. The most expensive day to fly to Rome Fiumicino Airport is Friday, with ticket prices averaging around $303.

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 Heathrow Airport to Rome Fiumicino Airport in the evening for as low as $196. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $316.

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

You are more likely to see cheaper flights to Rome Fiumicino Airport from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Rome Fiumicino Airport for around $284 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 Heathrow Airport for as low as $217 on momondo.

There are 3 cabin classes available to choose from on London Heathrow Airport to Rome Fiumicino Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 6% on your flight if you consider stops on a London Heathrow Airport to Rome Fiumicino Airport flight.

As of May 2026, prices for London Heathrow Airport to Rome Fiumicino Airport flights are approximately 33% more expensive when compared to flights at the same time last year.

Historically, on average around 12% 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 118 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon 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, British Airways have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

As of May 2026, 13 flights take off from London Heathrow Airport and land in Rome Fiumicino Airport each day. The most common flight departure time for this route is 4:00PM, with 47% of daily flights taking off at noon.

The number of flights available between London Heathrow Airport and Rome Fiumicino Airport is 97 per week as of May 2026. The most frequent departure day is Wed, with 31% of weekly flights leaving on this day.