The cheapest times to fly from FCO to LHR are

  • January 8th to April 8th (except the week of February 19th)
  • April 23rd to June 24th (except the weeks of April 30th, May 14th, and May 28th)
  • September 17th to October 7th
  • November 5th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from FCO to LHR is mid January. Prices can be as high as $260 for Sunday flights during mid August, or as low as $100 for Tuesday flights around mid January.


When to Fly to London

Flying from Rome (FCO) to London (LHR) will usually cost between $100 to $199 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid January with an average ticket price of $102. Due to high demand the most expensive time to fly is mid August, with an average price of $201. Planning your trip to low-cost times can easily save you $99 on economy flights and even more on first-class flights. Generally, any price below $140 can be considered a good price for a round-trip FCO to LHR flight.

See below for a graph of average weekly prices for the FCO to LHR route. All prices are for round-trip tickets in USD.

FCO to LHR Flight Prices

Compared to other flights, the FCO to LHR flight is much cheaper than the average and costs much less than the average flight leaving from Rome. The average price per mile (for a direct flight) is $0.1, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to LHR, and Wednesday the cheapest day to fly back into FCO. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $50 (29%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $120. Return trip prices are from the LHR to FCO flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from FCO to LHR can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 36 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from FCO to LHR while comparing.

Destination alternative #1: London Gatwick Airport (LGW) in London

  • 25 miles (40 km) away from LHR
  • Usually 18.57% less expensive than LHR
  • Nonstop flights available

See FCO to LGW flights


Flight Questions Answered

Still have questions about flying from FCO to LHR? We’ve got answers.

Which airlines fly this route?

You can find 48 major airlines flying this route most often: Aegean, Aer Lingus, Aeroflot, Air Algerie, Air Baltic, Air China, Air France, Air India, Air Italy, Air Malta, Air Serbia, Alitalia, American, Austrian, Azul, BoA, British Airways, Brussels Airlines, Bulgaria Air, China Eastern, China Southern, Croatia, EgyptAir, El Al, Eurowings, Finnair, Garuda Indonesia, Gol, Hainan, Iberia, JAL, Kenya Airways, KLM, Lufthansa, MEA, Qatar Airways, Royal Air Maroc, S7, SAS, Singapore Airlines, SWISS, Tap Air Portugal, TAROM, Tunisair, Turkish Airlines, United, Vietnam Airlines, Xiamen, and potentially more during busy seasons.

How far away is it from London Heathrow Airport to Fiumicino Airport?

The distance between the two airports is roughly 897 miles or 1444 kilometers.

How long does it take to fly from FCO to LHR?

The real-world flight time for a nonstop FCO to LHR flight is about 2 hour 36 minutes.

How many flights go between Rome and London?

It depends on the day of the week and the date, but a typical day might have around 87 available flights from FCO to LHR.


Airport Location Info


Departing Airport

Origination code FCO
Origination airport name Fiumicino Airport
City Rome
Country Italy
Latitude 41.8
Longitude 12.3

Return Airport

Destination code LHR
Destination airport name London Heathrow Airport
City London
Country the United Kingdom
Latitude 51.5
Longitude -0.5


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.