A historic town with a prominent tower and a rainbow arching over it.

£18 Cheap Flights to Province of Siena

View £18 flight on Wed, 12 Aug 2026Opens in a new window

Popular airlines to Province of Siena

  • Lufthansa

  • British Airways

  • KLM

  • Swiss International Air Lines

  • Air France

  • ITA Airways

  • Austrian Airlines

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Cheap round-trip flights to Province of Siena

Prices were available within the past 7 days and start at £18 for one-way flights and £38 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Mon, 21 Sept - Wed, 23 Sept
STN
London
PSA
Pisa
£38 Return, found 11 hours ago
£38
Return
found 11 hours ago
Select Ryanair flight, departing Mon, 21 Sept from London to Pisa, returning Wed, 23 Sept, priced at £38 found 11 hours ago
Ryanair
Sun, 18 Oct - Sun, 18 Oct
STN
London
PEG
Perugia
£39 Return, found 9 hours ago
£39
Return
found 9 hours ago
Select Ryanair flight, departing Sun, 18 Oct from London to Perugia, returning Sun, 18 Oct, priced at £39 found 9 hours ago
Vueling Airlines
Sat, 5 Dec - Mon, 14 Dec
LGW
London
FLR
Florence
£63 Return, found 2 hours ago
£63
Return
found 2 hours ago
Select Vueling Airlines flight, departing Sat, 5 Dec from London to Florence, returning Mon, 14 Dec, priced at £63 found 2 hours ago
easyJet
Fri, 25 Sept - Fri, 2 Oct
LGW
London
PSA
Pisa
£83 Return, found 6 hours ago
£83
Return
found 6 hours ago
Select easyJet flight, departing Fri, 25 Sept from London to Pisa, returning Fri, 2 Oct, priced at £83 found 6 hours ago
British Airways
Mon, 5 Oct - Thu, 15 Oct
LHR
London
PSA
Pisa
£96 Return, found 14 hours ago
£96
Return
found 14 hours ago
Select British Airways flight, departing Mon, 5 Oct from London to Pisa, returning Thu, 15 Oct, priced at £96 found 14 hours ago
Iberia
Sun, 31 Jan - Thu, 4 Feb
LGW
London
FLR
Florence
£135 Return, found 1 day ago
£135
Return
found 1 day ago
Select Iberia flight, departing Sun, 31 Jan from London to Florence, returning Thu, 4 Feb, priced at £135 found 1 day ago
Vueling Airlines
Tue, 17 Nov - Sat, 28 Nov
LHR
London
FLR
Florence
£139 Return, found 6 days ago
£139
Return
found 6 days ago
Select Vueling Airlines flight, departing Tue, 17 Nov from London to Florence, returning Sat, 28 Nov, priced at £139 found 6 days ago
British Airways
Tue, 1 Jun - Tue, 8 Jun
LHR
London
PEG
Perugia
£143 Return, found 12 hours ago
£143
Return
found 12 hours ago
Select British Airways flight, departing Tue, 1 Jun from London to Perugia, returning Tue, 8 Jun, priced at £143 found 12 hours ago
ITA Airways
Sun, 31 Jan - Thu, 4 Feb
LHR
London
FLR
Florence
£145 Return, found 1 day ago
£145
Return
found 1 day ago
Select ITA Airways flight, departing Sun, 31 Jan from London to Florence, returning Thu, 4 Feb, priced at £145 found 1 day ago
Norwegian Air Sweden
Thu, 27 Aug - Mon, 7 Sept
LGW
London
PSA
Pisa
£152 Return, found 3 days ago
£152
Return
found 3 days ago
Select Norwegian Air Sweden flight, departing Thu, 27 Aug from London to Pisa, returning Mon, 7 Sept, priced at £152 found 3 days ago

Trending flights to Province of Siena

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Mon, 21 Sept - Wed, 23 Sept
STN
London
PSA
Pisa
£38 Return, found 11 hours ago
£38
Return
found 11 hours ago
Select Ryanair flight, departing Mon, 21 Sept from London to Pisa, returning Wed, 23 Sept, priced at £38 found 11 hours ago

Frequently asked questions

How do I find cheap flights to Province of Siena that have flexible change policies?
At Expedia, we've been channeling our inner contortionist to deliver you the most flexible airfares around town. Simply click on "No change fee" under the "Flexible change policies" heading to find your perfect flight to Province of Siena.
Which airlines fly to Province of Siena?
When you're ready to reserve your ticket to or near Province of Siena, these well-known carriers are waiting to welcome you aboard:

  • Delta Air Lines - 195 flights to or near Province of Siena each month, including 195 flights to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) per month.
  • American Airlines - 182 flights to or near Province of Siena each month, including 182 flights to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) per month.
  • ITA Airways - 182 flights to or near Province of Siena each month, including 182 flights to Fiumicino - Leonardo da Vinci Intl. Airport (FCO) per month.

How can I find cheap tickets to Province of Siena?
Book well ahead of time, fly in or out of nearby airports, use frequent flyer miles — there are loads of ways! Another one is to take advantage of Expedia's "flexible dates" feature. Find your Province of Siena flight, then check out the prices for nearby dates. In the last seven days, the lowest price for a flight to Province of Siena was £38.
How much is a flight to Province of Siena?
The cost of a round-trip flight to Province of Siena in the last seven days ranged between £38 and £152. If you were flying one way from London (STN), you could have scored a fare from only £18.
What are the most popular airports to fly into in Province of Siena?
Get ready to pack your suitcase and fly into Fiumicino - Leonardo da Vinci Intl. Airport (FCO), Province of Siena's main flight hub. Book one of the 712 flights that land at this well-known destination each month.
When is the cheapest time to fly to Province of Siena?
Flying on a Tuesday, followed by a Monday, is generally the best way to bag the cheapest airfare. Avoid the weekends if you can, because Saturday is typically the costliest day. Spend the money you saved having a ball in Province of Siena instead!
How much is a plane ticket to Province of Siena?
In the last seven days, plane tickets to Province of Siena fluctuated between £38 and £152. Prices tend to rise over time, so find a bargain today.
What is the best time to go to Province of Siena?
If you're eager to experience Province of Siena's main city when it's at its liveliest, head for Siena sometime in April, May and June. Like most places in the Northern Hemisphere, summer here begins June 20, with average temperatures of between 16ºC and 29ºC.
What months are the cheapest to book a flight to Province of Siena?
An inexpensive month to snare a top deal to Province of Siena is February, whereas prices are at a premium in December. Avoid this month if you're on a budget.

Book with confidence

Top tips for booking flights to Province of Siena from UK

Get ready to fly to Province of Siena

Prepare your luggage and book your flights to Province of Siena with Expedia. We offer a seamless flight booking experience, with a wide range of Province of Siena plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Province of Siena in 2026, we are always available to assist you. Book your flights to Province of Siena today and let the adventure begin!

Find the best tickets to Province of Siena

To find some of the best tickets to Province of Siena in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Province of Siena or last-minute flights to Province of Siena, you can filter and sort your search results, making it easy to find the ideal flight to Province of Siena.

Airlines fly to Province of Siena

There are 20 different airlines that fly to Province of Siena including some of the most trusted names in the business. To book flights to Province of Siena with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Province of Siena plane tickets.

Find the cheapest flights to Province of Siena

By booking early you may find some of the best deals for Province of Siena flights from the UK, including Province of Siena direct flights. You can usually find affordable and cheap flights to Province of Siena, whether one-way from £18 or round-trip from £38, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Province of Siena

Try searching for different Province of Siena airports with Expedia to find some of the cheapest flights to Province of Siena. Flights from London (STN) to Perugia (PEG) usually have the lowest price from £18.

Why book your flights to Province of Siena with Expedia

Expedia offers great deals on Province of Siena air fares from £18 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Province of Siena from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

Top tips for booking flights to Province of Siena from UK

Travel information

Province of Siena Flights Information

Airlines serving
Ryanair, Vueling Airlines, easyJet, British Airways, Iberia, Norwegian Air Sweden, ITA Airways
Roundtrip price
from £38
Province of Siena Flights Information

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