Q: How much does it cost to fly round-trip from Rome Fiumicino Airport to London Heathrow Airport?

Airfare is below average for this route at the moment. Rome Fiumicino Airport to London Heathrow Airport flights typically cost between C$ 303 and C$ 523 in January. The cheapest round-trip price found within the last 3 days was C$ 210 on British Airways (25 Jan-25 Jan).

Question 1

How much does it cost to fly round-trip from Rome Fiumicino Airport to London Heathrow Airport?

Accepted Answer

Airfare is below average for this route at the moment.Rome Fiumicino Airport to London Heathrow Airport flights typically cost between C$ 303 and C$ 523 in January.
The cheapest round-trip price found within the last 3 days was C$ 210 on British Airways (25 Jan-25 Jan).

Question 2

What are the cheapest airlines flying from Rome Fiumicino Airport to London Heathrow Airport round-trip?

Accepted Answer

Our cheapest airline available from Rome Fiumicino Airport to London Heathrow Airport is British Airways. Our recent data shows that you can find tickets from as low as C$ 210 on this airline. Additional options worth looking into are Vueling and Brussels Airlines, starting at C$ 256 and C$ 281 round-trip. Users have found that British Airways is 32% cheaper than the other options available to this destination.

Question 3

What are the cheapest airlines to fly from Rome Fiumicino Airport to London Heathrow Airport one-way?

Accepted Answer

The cheapest airlines for a one-way flight from Rome Fiumicino Airport to London Heathrow Airport are Vueling (C$ 105), British Airways (C$ 138), and Air Serbia (C$ 139).

Question 4

How far ahead should I book a flight from Rome Fiumicino Airport to London Heathrow Airport?

Accepted Answer

To ensure you get the cheapest price possible for a flight from Rome Fiumicino Airport to London Heathrow Airport, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 5

What is the cheapest month to book a flight from Rome Fiumicino Airport to London Heathrow Airport?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Rome Fiumicino Airport to London Heathrow Airport (average of C$ 560). Flying from Rome Fiumicino Airport to London Heathrow Airport in July is currently the most expensive (average of C$ 857). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 6

What is the cheapest day to fly from Rome Fiumicino Airport to London Heathrow Airport?

Accepted Answer

Travelers seeking maximum savings on their Rome Fiumicino Airport to London Heathrow Airport flight should consider departing on Friday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Question 8

E

Accepted Answer

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 9

What are the cheapest flights from Rome Fiumicino Airport to London Heathrow Airport?

Accepted Answer

On average you can expect to pay C$ 1,846 for a flight from Rome Fiumicino Airport to London Heathrow Airport. The cheapest flight overall is C$ 133 while the most popular route, (Rome Fiumicino - London Heathrow) is currently priced at C$ 362.

Question 10

What are the most reliable airlines from Rome Fiumicino Airport to London Heathrow Airport?

Accepted Answer

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Rome Fiumicino Airport to London Heathrow Airport on time: Japan Airlines (75%), British Airways (71%), Qatar Airways (70%).

Question 11

What is the cheapest day to fly round-trip from Rome Fiumicino Airport to London Heathrow Airport?

Accepted Answer

Friday flights are found to be more expensive to fly from Rome Fiumicino Airport to London Heathrow Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

Question 12

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

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 56 days in advance, which can save you up to 136% on flights from Rome Fiumicino Airport to London Heathrow Airport compared to booking the week you need them. Waiting 56 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 179. For sooner than that we have options available in the next 3 days from C$ 228.

Question 13

What is the cheapest month to fly from Rome Fiumicino Airport to London Heathrow Airport?

Accepted Answer

Our data shows that January tends to be the cheapest month to fly to London Heathrow Airport from Rome Fiumicino Airport. Users have commonly found prices around C$ 157 for the month, but tickets can be as low as C$ 44. Due to multiple factors, prepare for potentially higher prices in April.

Question 14

What is the cheapest time of day to fly from FCO to LHR?

Accepted Answer

When flying from Rome Fiumicino Airport to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 46% versus a flight at noon.

Question 15

Can I find deals for flights from Leonardo da Vinci/Fiumicino to Heathrow that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Leonardo da Vinci/Fiumicino to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 16

How can I find direct flights from Leonardo da Vinci/Fiumicino to Heathrow?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Leonardo da Vinci/Fiumicino to Heathrow.

Question 17

Can I find deals for business class flights from Leonardo da Vinci/Fiumicino to Heathrow?

Accepted Answer

Yes. Cheapflights offers flight deals from Leonardo da Vinci/Fiumicino to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 18

How does Cheapflights help users find flights from Leonardo da Vinci/Fiumicino to Heathrow?

Accepted Answer

Deals for Leonardo da Vinci/Fiumicino to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Question 19

Why should you use Cheapflights to find cheap flight tickets from Leonardo da Vinci/Fiumicino to Heathrow?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Leonardo da Vinci/Fiumicino to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 20

Can Cheapflights find flights from Leonardo da Vinci/Fiumicino to Heathrow with no change fees?

Accepted Answer

Cheapflights does show flights with no change fees to all users. To see these options for flights from Leonardo da Vinci/Fiumicino to Heathrow, users can toggle the no change fees filter when performing a flight search.

Question 21

Can Cheapflights notify me if prices for flights from Leonardo da Vinci/Fiumicino to Heathrow become cheaper?

Accepted Answer

Yes! Start tracking prices for Leonardo da Vinci/Fiumicino to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Round-trip from	C$ 210
One-way from	C$ 105
Popular in	August
Cheapest in	January
Average price	C$ 410
Good one-way deal	C$ 902 or less

Cheap flights from Rome Fiumicino Airport to London Heathrow Airport from C$ 105

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Rome Fiumicino to London Heathrow are usually found in January or November, booked 86 days in advance, depart on a Friday or Thursday and return on a Monday

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Cheapest flights from Leonardo da Vinci/Fiumicino to HeathrowExplore the most affordable flight options available from Leonardo da Vinci/Fiumicino to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2025.

Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2025.

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Everything you need to know about your flight from Rome Fiumicino Airport to London Heathrow Airport

How far ahead should I book a flight from Rome Fiumicino Airport to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Leonardo da Vinci/Fiumicino to Heathrow. Price data was last updated on 25 July 2025.

What is the cheapest month to book a flight from Rome Fiumicino Airport to London Heathrow Airport?

What is the cheapest time of day to fly from FCO to LHR?

Find hourly flight availability from Leonardo da Vinci/Fiumicino to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 July 2025.

How much does it cost to fly round-trip from Rome Fiumicino Airport to London Heathrow Airport?

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Related info for your journey

Find useful and relevant information for your journey from Leonardo da Vinci/Fiumicino to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Rome Fiumicino Airport to London Heathrow Airport round-trip?

What are the cheapest airlines to fly from Rome Fiumicino Airport to London Heathrow Airport one-way?

What are the most reliable airlines from Rome Fiumicino Airport to London Heathrow Airport?

What are the cheapest flights from Rome Fiumicino Airport to London Heathrow Airport?

Can I find deals for flights from Leonardo da Vinci/Fiumicino to Heathrow that include hotel bookings?

How can I find direct flights from Leonardo da Vinci/Fiumicino to Heathrow?

Can I find deals for business class flights from Leonardo da Vinci/Fiumicino to Heathrow?

What is the cheapest month to book a flight from Rome Fiumicino Airport to London Heathrow Airport?

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Can Cheapflights find flights from Leonardo da Vinci/Fiumicino to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Leonardo da Vinci/Fiumicino to Heathrow become cheaper?

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Cheapest flights from Leonardo da Vinci/Fiumicino to Heathrow
Explore the most affordable flight options available from Leonardo da Vinci/Fiumicino to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2025.