We've scanned every flight from Florence to London to find the best deals. If you want a cheap flight, it's best to be as flexible as you can on dates. At the moment, the cheapest flight is on 01 / Mar / 2026. If that day's no good for you, try searching by month to see some alternative dates.
London Heathrow is just one of the airports in London. If you're not set on a specific airport, try changing your search from London Heathrow to London to see a broader range of flights – they might be cheaper. It usually takes about 5 hrs 10 mins to fly 1219 km to London Heathrow.
33 flights go to or via London every week. Cheap flights Currently, the cheapest price available is £209. The most popular airline is Iberia Airlines but do spend some time checking all your options – they aren’t necessarily the cheapest airline to book with.
You can expect accommodation prices to be higher at this time of year too. Last-minute deals do crop up, but it's best to book everything in advance to avoid disappointment.
