Question 1

What is the cheapest Rome Fiumicino to London Heathrow flight route?

Accepted Answer

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

Question 2

What cabin class options are available on Rome Fiumicino to London Heathrow flights?

Accepted Answer

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

Question 3

How many flights depart from Rome Fiumicino Airport to London Heathrow Airport on average per week?

Accepted Answer

As of January 2026, 46 flights take off from Rome Fiumicino Airport and land in London Heathrow Airport each week. The most common flight departure day for this route is Tue, with 30% of weekly flights taking off on this day.

Question 4

How many flights depart from Rome Fiumicino Airport to London Heathrow Airport on average per day?

Accepted Answer

The number of flights available between Rome Fiumicino Airport and London Heathrow Airport is 6 per day as of January 2026. The most frequent departure time is 12:00, with 75% of daily flights leaving in the afternoon.

Question 5

What is the cheapest airline that flies from Rome Fiumicino to London Heathrow?

Accepted Answer

Vueling and Air Serbia are the most popular carriers operating from Rome Fiumicino to London Heathrow

Question 6

Which airline has the best punctuality record on Rome to London flights?

Accepted Answer

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

Question 7

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

Accepted Answer

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Rome Fiumicino Airport to London Heathrow Airport in the afternoon for as low as £164. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £300 on average. Flights to London Heathrow Airport from Rome Fiumicino Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 8

What is the cheapest day to depart on your flight to London Heathrow Airport?

Accepted Answer

On average, the least expensive day to fly to London Heathrow Airport from Rome Fiumicino Airport is on a Saturday. momondo users have found tickets for Saturday departures for as low as £147. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £309.

Question 9

Can stopping save me money on Rome Fiumicino Airport to London Heathrow Airport flights?

Accepted Answer

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

Question 10

How often are flights from Rome to London delayed?

Accepted Answer

Historically, on average around 16% 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.

Question 11

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

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.

Question 12

How have Rome Fiumicino Airport to London Heathrow Airport flight prices changed over time?

Accepted Answer

As of January 2026, prices for Rome Fiumicino Airport to London Heathrow Airport flights are approximately 27% more expensive when compared to flights at the same time last year.

Question 13

What is the cheapest month to fly to London Heathrow Airport?

Accepted Answer

In general, March is the cheapest month to fly from Rome Fiumicino Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £135. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Rome Fiumicino Airport averaging around £137.

Question 14

How far in advance should I book a flight to London Heathrow Airport?

Accepted Answer

You are more likely to see cheaper flights to London Heathrow Airport from Rome Fiumicino Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £168 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Rome Fiumicino Airport for as low as £148 on momondo.

Question 15

What is the most punctual flight time for Rome to London flights?

Accepted Answer

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

Question 16

What is the typical price of a round-trip flight between Rome Fiumicino Airport and London Heathrow Airport?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from £129 to £167.
The lowest price recently found on this route was £124.

Question 17

When did momondo last update prices for flights from Rome Fiumicino Airport to London Heathrow Airport?

Accepted Answer

Prices for flights from Rome Fiumicino Airport to London Heathrow Airport refresh daily.

Question 18

How many operators does momondo search for flights from Rome Fiumicino Airport to London Heathrow Airport?

Accepted Answer

As of January 2026, there is 1 operator available to choose from for flights from Rome Fiumicino Airport to London Heathrow Airport.

Question 19

How old do you have to be to fly from Rome Fiumicino Airport to London Heathrow Airport?

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rome Fiumicino Airport to London Heathrow Airport.

Question 20

What documentation or ID do you need to fly to London Heathrow Airport?

Accepted Answer

The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best price found	£99
Fastest flight time	2h 35m
Direct flights	Every day

Cheap flights from Rome Fiumicino Airport to London from £55

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome Fiumicino Airport to London departing on 21/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Rome Fiumicino Airport to London Heathrow Airport

What is the typical price of a round-trip flight between Rome Fiumicino Airport and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest Rome Fiumicino to London Heathrow flight route?

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

How far in advance should I book a flight to London Heathrow Airport?

What cabin class options are available on Rome Fiumicino to London Heathrow flights?

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

Can stopping save me money on Rome Fiumicino Airport to London Heathrow Airport flights?

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

How have Rome Fiumicino Airport to London Heathrow Airport flight prices changed over time?

As of January 2026, prices for Rome Fiumicino Airport to London Heathrow Airport flights are approximately 27% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Rome Fiumicino to London Heathrow?

Vueling and Air Serbia are the most popular carriers operating from Rome Fiumicino to London Heathrow

How often are flights from Rome to London delayed?

Historically, on average around 16% 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.

What is the most punctual flight time for Rome to London flights?

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

What day of the week experiences the fewest flight delays on this route?

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.

Which airline has the best punctuality record on Rome to London flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

How many flights depart from Rome Fiumicino Airport to London Heathrow Airport on average per day?

The number of flights available between Rome Fiumicino Airport and London Heathrow Airport is 6 per day as of January 2026. The most frequent departure time is 12:00, with 75% of daily flights leaving in the afternoon.

How many flights depart from Rome Fiumicino Airport to London Heathrow Airport on average per week?

As of January 2026, 46 flights take off from Rome Fiumicino Airport and land in London Heathrow Airport each week. The most common flight departure day for this route is Tue, with 30% of weekly flights taking off on this day.

When to book flights from Rome Fiumicino Airport to London Heathrow Airport

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How old do you have to be to fly from Rome Fiumicino Airport to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

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