£66 Find Cheap Flights from London to Siena – Compare and Save

When flying out of London you’ll be using one of these airports: London City, London Gatwick, London Heathrow, London Luton or London Stansted. Siena does not have its own airport so you’ll be flying into nearby Florence Peretola airport, which is 34.5 mi away.

Direct flights cover the 746 miles separating London and Siena in about 2h 05m.

16 direct flights run between London and Siena on a daily basis. On average, there are about 116 departures each week.

Consider leaving on a Sunday and avoid Thursdays if you're looking for the best rates. For your return to London, you’ll find the best rates on Sundays and the most expensive ones on Fridays.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Siena.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Siena from London is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Siena with an airline and back to London with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Siena from London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

In the last 5 days, the cheapest one-way ticket between London and Siena found on KAYAK was with Vueling for £34. easyJet offered a return connection for £28 and Vueling for £65.