How often are FCO to LHR flights on time?

Flights from Rome (FCO) to London (LHR) arrive on time 71% of the time across 12,785 flights of official data.

Which airline is most reliable on the FCO to LHR route?

Alitalia has the best on-time record on this route at 85% across 2,504 flights.

Route reliability

Flights from Rome to London arrive on time 71% of the time across 12,785 flights. Here’s how each airline really performs.

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On-time rate

12,785 flights

Airline	On-time	Flights
Alitalia	85%	2,504
British Airways	68%	10,281

On-time = arrived within 15 minutes of schedule, per UK CAA. Compare the reverse leg LHR → FCO.

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Score real FCO–LHR flights on reliability, weather, and connection safety — not just price.

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