Cheapest Day to Buy Flights from London to Rome
London to Rome is 1,443 km (897 mi) great-circle — usually 1–3 h nonstop. Fares typically bottom out 3–12 weeks before departure; the calendar below shows the cheapest price for every day of the next 12 months.
Check live prices on Aviasales ↗Low Fare Calendar — London to Rome
When to book vs. when to fly — London → Rome
Live data from recent Aviasales searches for LHR → FCO, plus a booking rule of thumb.
Lowest indicative per-adult round-trip fares seen in Aviasales searches — confirmed live on the booking site before payment.
See the cheapest month’s fares ↗Search any date — London → Rome
Flight options — London → Rome
Recently-seen round-trip fares — click any flight for details, alternatives and booking.
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FAQ — LHR → FCO
How much is a flight from London to Rome?
Prices vary by season and departure day. The Low Fare Calendar on this page shows the cheapest fare for every day of the coming year between London (LHR) and Rome (FCO).
Which airlines fly from London to Rome?
The London → Rome route covers about 1,443 km and usually 1–3 h nonstop. Multiple carriers operate it — search FlyTiming to compare every airline and agency serving LHR → FCO in one search.
What is the cheapest day to fly from London to Rome?
It varies by month. The price card on this page highlights the cheapest month and the historically cheapest day of the week to fly this route — the Low Fare Calendar below marks low-fare days in green.
When is the best time to book flights from London to Rome?
As a rule of thumb, fares on international routes are usually lowest roughly 3–12 weeks before departure — and northern-summer peak (June–August) usually means the highest fares — book early or aim for the shoulder months. The calendar below is the fastest way to spot the cheapest months for London → Rome.