What is the cheapest month to fly to Siena?

Currently, January is the cheapest month in which you can book a flight to Siena . Flying to Siena in May will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Can I find cheaper flights to Siena if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Siena on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Siena?

Based on reviews from Cheapflights users, Ryanair is rated the highest out of the airlines that fly to Siena.

How much is a return flight to Siena?

A return flight to Siena will typically cost around £93, however they can be found for as little as £16.

Where does the fastest flight to Siena depart from?

For those looking to save time traveling to Siena, London offers the quickest one-way flight (2 hours 5 minutes).

Does Bologna Guglielmo Marconi have car hire?

Yes. Those touching down at Bologna Guglielmo Marconi can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Bologna Guglielmo Marconi?

Yes. Bologna Guglielmo Marconi has hotels nearby for those requiring accommodations. Flyon Hotel & Conference Center is the closest property to Bologna Guglielmo Marconi (0.0 mi away from Bologna Guglielmo Marconi).

£45+ Flights to Siena | Cheapflights

Flights to Siena in 2025

Return from	£78
One-way from	£45
Popular in	May
Cheapest in	January
Average price	£147

Vueling
1/4-3/4
Nonstop
4h 45m total
London to Florence

Search Deals

Vueling
17/5
Nonstop
2h 15m total
London to Siena

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£21 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for return flights in February 2025

Search Deals

Find flight deals to Siena

Cheapest flights to Siena
Explore the most affordable flight options available to Siena. Find the lowest fares based on data from user searches, with prices last updated on 21 February 2025.

Tue 1/419:40LGW - FLR

Nonstop2h 20mVueling

Thu 3/407:35FLR - LGW

Nonstop2h 25mVueling

Deal found 20/2£78

Wed 2/417:35LGW - FLR

1 stop27h 55mMultiple Airlines

Tue 8/406:25FLR - LGW

Nonstop2h 25mMultiple Airlines

Deal found 20/2£82

Tue 29/414:50STN - FLR

1 stop7h 05mMultiple Airlines

Sat 3/516:15FLR - STN

Nonstop2h 15mMultiple Airlines

Deal found 20/2£115

Tue 1/420:50LHR - FLR

1 stop10h 45mVueling

Tue 8/421:55FLR - LHR

1 stop12h 15mVueling

Deal found 21/2£116

Tue 1/418:10LTN - FLR

1 stop13h 25mMultiple Airlines

Thu 3/422:00FLR - LTN

1 stop23h 55mMultiple Airlines

Deal found 21/2£127

Wed 17/912:05LGW - FLR

1 stop5h 25mITA Airways

Wed 24/906:35FLR - LGW

1 stop5h 40mITA Airways

Deal found 20/2£131

Tue 1/419:00LHR - FLR

Nonstop2h 20mBritish Airways

Tue 8/407:05FLR - LHR

Nonstop2h 25mBritish Airways

Deal found 20/2£139

Wed 16/709:00LHR - FLR

1 stop4h 55mLufthansa

Wed 23/717:25FLR - LHR

1 stop4h 20mLufthansa

Deal found 20/2£143

Sat 22/320:05LHR - FLR

1 stop11h 20mSWISS

Sat 29/318:55FLR - LHR

1 stop3h 45mSWISS

Deal found 20/2£149

Tue 1/420:50LHR - FLR

1 stop10h 45mMultiple Airlines

Sun 6/406:30FLR - LHR

1 stop15h 25mMultiple Airlines

Deal found 20/2£150

Thu 24/418:40LGW - FLR

1 stop26h 55mSWISS

Tue 29/419:15FLR - LGW

1 stop23h 35mSWISS

Deal found 20/2£154

Fri 10/1008:30LCY - FLR

1 stop5h 10mITA Airways

Sun 12/1019:15FLR - LCY

1 stop15h 50mITA Airways

Deal found 20/2£154

Best flights to Siena
Discover carefully curated flight deals to Siena that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 February 2025.

Tue 1/419:40LGW - FLR

Nonstop2h 20mVueling

Thu 3/407:35FLR - LGW

Nonstop2h 25mVueling

Deal found 20/2£78

Wed 2/417:35LGW - FLR

1 stop27h 55mMultiple Airlines

Tue 8/406:25FLR - LGW

Nonstop2h 25mMultiple Airlines

Deal found 20/2£82

Mon 9/612:05LGW - FLR

1 stop9h 30mITA Airways

Wed 11/606:35FLR - LGW

1 stop5h 40mITA Airways

Deal found 20/2£131

Tue 1/419:00LHR - FLR

Nonstop2h 20mBritish Airways

Tue 8/407:05FLR - LHR

Nonstop2h 25mBritish Airways

Deal found 20/2£139

Wed 16/709:00LHR - FLR

1 stop4h 55mLufthansa

Wed 23/717:25FLR - LHR

1 stop4h 20mLufthansa

Deal found 20/2£143

Sat 22/320:05LHR - FLR

1 stop11h 20mSWISS

Sat 29/318:55FLR - LHR

1 stop3h 45mSWISS

Deal found 20/2£149

Tue 1/411:45LHR - FLR

1 stop6h 15mKLM

Fri 4/419:40FLR - LHR

1 stop13h 00mKLM

Deal found 20/2£167

Sat 14/619:30LHR - FLR

1 stop13h 45mAustrian Airlines

Mon 23/611:00FLR - LHR

1 stop22h 20mAustrian Airlines

Deal found 20/2£182

Mon 17/314:45LHR - FLR

1 stop7h 10mAir France

Thu 20/306:50FLR - LHR

1 stop10h 45mAir France

Deal found 20/2£223

Tue 29/414:50STN - FLR

1 stop7h 05mMultiple Airlines

Sat 3/516:15FLR - STN

Nonstop2h 15mMultiple Airlines

Deal found 20/2£115

Tue 1/420:50LHR - FLR

1 stop10h 45mVueling

Tue 8/421:55FLR - LHR

1 stop12h 15mVueling

Deal found 21/2£116

Wed 2/418:25LTN - FLR

1 stop26h 00mMultiple Airlines

Tue 8/421:55FLR - LTN

1 stop26h 40mMultiple Airlines

Deal found 20/2£128

Direct flights to Siena
Explore direct flight options to Siena based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 February 2025.

Tue 1/419:40LGW - FLR

Nonstop2h 20mVueling

Thu 3/407:35FLR - LGW

Nonstop2h 25mVueling

Deal found 20/2£78

Sun 27/407:50STN - FLR

Nonstop2h 15mBritish Airways

Sat 3/516:15FLR - STN

Nonstop2h 15mBritish Airways

Deal found 20/2£124

Tue 1/419:00LHR - FLR

Nonstop2h 20mBritish Airways

Tue 8/407:05FLR - LHR

Nonstop2h 25mBritish Airways

Deal found 20/2£139

Mon 9/608:35LCY - FLR

Nonstop2h 10mBritish Airways

Thu 12/612:25FLR - LCY

Nonstop2h 15mBritish Airways

Deal found 20/2£166

Wed 30/408:30LGW - FLR

Nonstop2h 20mMultiple Airlines

Sun 4/506:25FLR - LGW

Nonstop2h 25mMultiple Airlines

Deal found 20/2£180

Mon 9/619:50LGW - FLR

Nonstop2h 15mBritish Airways

Wed 11/606:25FLR - LGW

Nonstop2h 25mBritish Airways

Deal found 20/2£184

Thu 13/319:55LGW - FLR

Nonstop2h 05mIberia

Tue 18/306:50FLR - LGW

Nonstop2h 25mIberia

Deal found 20/2£219

Last-minute flights to Siena
Discover last-minute flight deals to Siena. Data last updated 21 February 2025 and is based on user searches.

Thu 27/208:20LHR - FLR

Nonstop2h 20mBritish Airways

Thu 6/312:55FLR - LHR

Nonstop2h 25mBritish Airways

Deal found 20/2£218

Fri 28/215:30LHR - FLR

1 stop5h 40mLufthansa

Sun 2/308:45FLR - LHR

1 stop5h 15mLufthansa

Deal found 21/2£237

Sat 1/317:35LHR - FLR

1 stop4h 20mAir France

Sat 8/320:45FLR - LHR

1 stop12h 15mAir France

Deal found 20/2£194

Sat 1/319:55LGW - FLR

Nonstop2h 05mIberia

Tue 4/312:55FLR - LGW

Nonstop2h 20mIberia

Deal found 20/2£201

Sat 1/308:40LCY - FLR

1 stop13h 15mKLM

Mon 3/306:40FLR - LCY

1 stop10h 55mKLM

Deal found 20/2£212

Mon 3/306:00LGW - FLR

1 stop15h 30mMultiple Airlines

Sat 8/312:55FLR - LGW

Nonstop2h 20mMultiple Airlines

Deal found 20/2£125

Mon 3/308:55LGW - FLR

Nonstop2h 15mVueling

Sat 8/312:55FLR - LGW

Nonstop2h 20mVueling

Deal found 20/2£133

Mon 3/306:35STN - FLR

2 stops25h 40mMultiple Airlines

Sat 8/315:15FLR - STN

Nonstop2h 15mMultiple Airlines

Deal found 20/2£142

Mon 3/306:00LTN - FLR

1 stop15h 30mMultiple Airlines

Wed 5/319:15FLR - LTN

2 stops27h 55mMultiple Airlines

Deal found 19/2£158

Mon 3/315:45LHR - FLR

1 stop6h 10mKLM

Thu 6/306:40FLR - LHR

1 stop5h 05mKLM

Deal found 20/2£177

Mon 3/308:30LCY - FLR

1 stop13h 15mITA Airways

Wed 5/306:35FLR - LCY

1 stop10h 35mITA Airways

Deal found 19/2£184

Mon 3/320:05LHR - FLR

1 stop11h 40mSWISS

Sat 8/309:35FLR - LHR

1 stop4h 25mSWISS

Deal found 20/2£211

One-way flights to Siena
Search for one-way flight options to Siena. Find affordable one-way fares based on user searches. Data last updated 21 February 2025.

Sat 17/519:50LGW - FLR

Nonstop2h 15mVueling

Deal found 20/2£45

Tue 1/420:50LHR - FLR

1 stop10h 45mVueling

Deal found 20/2£59

Sun 20/407:50STN - FLR

Nonstop2h 15mBritish Airways

Deal found 20/2£59

Wed 2/417:35LGW - FLR

1 stop27h 55mMultiple Airlines

Deal found 20/2£62

Sat 19/419:15LTN - FLR

2 stops17h 30mMultiple Airlines

Deal found 19/2£63

Fri 21/317:25STN - FLR

1 stop16h 10mMultiple Airlines

Deal found 20/2£71

Mon 4/819:00LHR - FLR

Nonstop2h 20mBritish Airways

Deal found 20/2£74

Sun 20/413:50LCY - FLR

Nonstop2h 10mBritish Airways

Deal found 20/2£77

Mon 14/415:30LHR - FLR

1 stop30h 00mMultiple Airlines

Deal found 19/2£81

Sat 14/612:05LGW - FLR

1 stop5h 25mITA Airways

Deal found 20/2£86

Wed 9/406:30LHR - FLR

1 stop11h 30mKLM

Deal found 20/2£88

Wed 9/417:10LCY - FLR

1 stop4h 20mKLM

Deal found 20/2£88

Find flights to Siena within your budget

Fly from

Route

Depart

Return

Price

LondonFlorence

LGW - FLR

LGWFLR

London Gatwick

Tue 1/4

19:40-23:00

Nonstop2h 20m

Florence Peretola

Thu 3/4

07:35-09:00

Nonstop2h 25m

£78

LondonFlorence

LGW - FLR

LGWFLR

London Gatwick

Wed 2/4

17:35-22:30

1 stop27h 55m

Florence Peretola

Tue 8/4

06:25-07:50

Nonstop2h 25m

£82

LondonFlorence

STN - FLR

STNFLR

London Stansted

Tue 29/4

14:50-22:55

1 stop7h 05m

Florence Peretola

Sat 3/5

16:15-17:30

Nonstop2h 15m

£115

LondonFlorence

LHR - FLR

LHRFLR

London Heathrow

Tue 1/4

20:50-08:35

1 stop10h 45m

Florence Peretola

Tue 8/4

21:55-09:10

1 stop12h 15m

£116

LondonFlorence

LTN - FLR

LTNFLR

London Luton

Tue 1/4

18:10-08:35

1 stop13h 25m

Florence Peretola

Thu 3/4

22:00-20:55

1 stop23h 55m

£127

LondonFlorence

LGW - FLR

LGWFLR

London Gatwick

Mon 9/6

12:05-22:35

1 stop9h 30m

Florence Peretola

Wed 11/6

06:35-11:15

1 stop5h 40m

£131

LondonFlorence

LHR - FLR

LHRFLR

London Heathrow

Tue 1/4

19:00-22:20

Nonstop2h 20m

Florence Peretola

Tue 8/4

07:05-08:30

Nonstop2h 25m

£139

LondonFlorence

LHR - FLR

LHRFLR

London Heathrow

Wed 16/7

09:00-14:55

1 stop4h 55m

Florence Peretola

Wed 23/7

17:25-20:45

1 stop4h 20m

£143

LondonFlorence

LHR - FLR

LHRFLR

London Heathrow

Sat 22/3

20:05-08:25

1 stop11h 20m

Florence Peretola

Sat 29/3

18:55-21:40

1 stop3h 45m

£149

LondonFlorence

LHR - FLR

LHRFLR

London Heathrow

Tue 1/4

20:50-08:35

1 stop10h 45m

Florence Peretola

Sun 6/4

06:30-20:55

1 stop15h 25m

£150

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 47 results

...

Best time to book a flight to Siena

Have a flexible travel schedule? Discover the best time to fly to Siena with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights to Siena

Get recent, data-driven insights about flights to Siena including ideal travel times, pricing trends, and more.

When is the best time to book a flight to Siena?

The best time to book flights to Siena is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to Siena?

On average, a flight from London to Siena takes 6 hours 14 minutes. Flights to Siena from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Siena?

Users looking for the lowest fares to Siena should consider flying on Wednesday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at midday, when prices are usually at their highest.

What are the most popular airlines that fly to Siena?

The most popular airlines flying from London to Siena are Vueling, British Airways and Lufthansa.

Vueling

From £97

British Airways

From £182

Lufthansa

From £177

SWISS

From £179

What are the cheapest airlines that fly to Siena?

The cheapest airlines flying from London to Siena are Ryanair, easyJet and Vueling.

Rainfall in Siena by month

In terms of precipitation, rainfall in Siena ranges from 30.0 - 100.0 inches per month. October is typically the wettest month, when rainfall can reach 100.0 mm. July is typically the driest time to visit Siena when rainfall is around 30.0 mm.

Temperature in Siena by month

If weather is an important factor for your trip to Siena, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Siena

Peruse reviews from past customers who have flown KLM, Austrian Airlines and SWISS to Siena to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM

7.8

Good

1,333 reviews

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Austrian Airlines

7.6

Good

773 reviews

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS

7.5

Good

1,568 reviews

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air France

7.4

Good

1,449 reviews

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Turkish Airlines

7.3

Good

3,832 reviews

KLM

7.8

Good

1,333 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Can I find cheaper flights to Siena if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Siena on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Siena?
Based on reviews from Cheapflights users, Ryanair is rated the highest out of the airlines that fly to Siena.
How much is a return flight to Siena?
A return flight to Siena will typically cost around £93, however they can be found for as little as £16.
Where does the fastest flight to Siena depart from?
For those looking to save time traveling to Siena, London offers the quickest one-way flight (2 hours 5 minutes).
Does Bologna Guglielmo Marconi have car hire?
Yes. Those touching down at Bologna Guglielmo Marconi can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Bologna Guglielmo Marconi?
Yes. Bologna Guglielmo Marconi has hotels nearby for those requiring accommodations. Flyon Hotel & Conference Center is the closest property to Bologna Guglielmo Marconi (0.0 mi away from Bologna Guglielmo Marconi).

See more FAQs

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How does Cheapflights help users find flights to Siena?

Deals for Siena flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets to Siena?

Millions of users choose and trust Cheapflights to book the best flight deals to Siena for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights to Siena with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to Siena flexibly with Cheapflights today.

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Yes! Start tracking prices for Siena flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.

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£45+ Cheap flights to Siena

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/5. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Siena in 2025

Find the latest flights to Siena in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 21 February 2025.

Return from

One-way from

Popular in

Cheapest in

Average price

Find flight deals to Siena

Cheapest flights to SienaExplore the most affordable flight options available to Siena. Find the lowest fares based on data from user searches, with prices last updated on 21 February 2025.

Explore the most affordable flight options available to Siena. Find the lowest fares based on data from user searches, with prices last updated on 21 February 2025.

Find flights to Siena within your budget

Locate flights to Siena that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 21 February 2025.

Best time to book a flight to Siena

Have a flexible travel schedule? Discover the best time to fly to Siena with our price prediction graph.

Travel insights for flights to Siena

Get recent, data-driven insights about flights to Siena including ideal travel times, pricing trends, and more.

When is the best time to book a flight to Siena?

Use this chart to determine the optimal time to book a return flight from London to Siena. Price data was last updated on 14 February 2025.

How long is the flight to Siena?

When is the cheapest time to fly to Siena?

Use this chart to determine the cheapest time to fly return from London to Siena. Price data was last updated on 16 December 2024.

What are the most popular airlines that fly to Siena?

What are the cheapest airlines that fly to Siena?

Rainfall in Siena by month

Plan your trip to Siena by taking into account the average rainfall totals by month.

Temperature in Siena by month

Plan your trip to Siena by taking into account the average temperature totals by month.

Reviews of airlines servicing Siena

Peruse reviews from past customers who have flown KLM, Austrian Airlines and SWISS to Siena to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Can I find cheaper flights to Siena if I am willing to have stopovers?

What is the best airline to fly to Siena?

How much is a return flight to Siena?

Where does the fastest flight to Siena depart from?

Does Bologna Guglielmo Marconi have car hire?

Are there hotels close to Bologna Guglielmo Marconi?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights to Siena by cabin class

Find flights to Siena, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Siena?

Why should you use Cheapflights to find cheap flight tickets to Siena?

Can Cheapflights find flights to Siena with no change fees?

Can Cheapflights notify me if prices for flights to Siena become cheaper?

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Cheapest flights to Siena
Explore the most affordable flight options available to Siena. Find the lowest fares based on data from user searches, with prices last updated on 21 February 2025.