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$1,071+ 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 28/3. Fares are subject to change and may not be available on all flights or dates of travel.
— BLQ
2 Jan — 9 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Siena in 2025

Enter your travel dates to find the best prices.

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 3 December 2025.

Mon 29/1216:35SYD - FLR
2 stops28h 20mEtihad Airways
Mon 5/115:00FLR - SYD
2 stops29h 35mEtihad Airways
Deal found 1/12$3,403
Mon 29/1210:45SYD - FLR
3 stops37h 20mMultiple Airlines
Mon 5/113:15FLR - SYD
3 stops34h 45mMultiple Airlines
Deal found 1/12$3,728
Fri 19/1221:30SYD - FLR
2 stops47h 50mChina Eastern
Fri 9/115:20FLR - SYD
2 stops36h 15mChina Eastern
Deal found 2/12$4,562
Fri 19/1215:50SYD - FLR
2 stops54h 20mQatar Airways
Fri 9/109:50FLR - SYD
2 stops35h 00mQatar Airways
Deal found 1/12$5,046
Fri 19/1206:35SYD - FLR
3 stops39h 05mKLM
Fri 9/117:00FLR - SYD
2 stops28h 25mKLM
Deal found 2/12$5,140
Tue 23/1220:45SYD - FLR
2 stops49h 50mMultiple Airlines
Fri 16/106:30FLR - SYD
2 stops50h 45mMultiple Airlines
Deal found 30/11$8,586
Tue 23/1221:15SYD - FLR
3 stops59h 25mTurkish Airlines
Fri 16/111:40FLR - SYD
3 stops45h 40mTurkish Airlines
Deal found 30/11$10,552
Tue 23/1211:20SYD - FLR
3 stops35h 15mAir Canada
Fri 16/108:00FLR - SYD
2 stops39h 35mAir Canada
Deal found 30/11$29,544

Find flight deals to Siena

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 647,157 searches and data was last updated on 3 December 2025.

Return from

$1,765

One-way from

$1,071

Popular in

January

Cheapest in

October

Average price

$3,138
Qatar Airways
  • Qatar Airways
  • 16/2-19/2
  • 4 total stops
  • 58h 55m total
  • Sydney to Florence
Search Deals
28/3
  • 28/3
  • 3 total stops
  • 57h 40m total
  • Sydney to Siena
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($760 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($149 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
Search Deals

Cheapflights Fare Finder

 
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 647,157 searches and data was last updated on 3 December 2025.
Use the filters below to find and compare flights to Siena that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyFlorence

SYD - FLR

SYDFLR

Sydney Kingsford Smith

Mon 16/2

15:50-14:05

2 stops32h 15m

Florence Peretola

Thu 19/2

18:10-06:50

2 stops26h 40m

$1,765

SydneyFlorence

SYD - FLR

SYDFLR

Sydney Kingsford Smith

Sat 18/4

13:00-22:40

3 stops41h 40m

Florence Peretola

Sat 2/5

18:15-11:45

2 stops33h 30m

$2,013

SydneyFlorence

SYD - FLR

SYDFLR

Sydney Kingsford Smith

Wed 4/3

15:50-22:20

2 stops40h 30m

Florence Peretola

Sun 8/3

06:55-06:50

2 stops37h 55m

$2,041

SydneyFlorence

SYD - FLR

SYDFLR

Sydney Kingsford Smith

Wed 14/1

21:30-22:40

2 stops35h 10m

Florence Peretola

Wed 21/1

06:50-07:20

2 stops38h 30m

$2,128

SydneyFlorence

SYD - FLR

SYDFLR

Sydney Kingsford Smith

Fri 16/1

12:00-11:20

2 stops33h 20m

Florence Peretola

Sun 25/1

15:30-10:00

2 stops32h 30m

$2,134

SydneyFlorence

SYD - FLR

SYDFLR

Sydney Kingsford Smith

Mon 16/2

21:15-18:25

3 stops31h 10m

Florence Peretola

Thu 19/2

15:30-19:20

3 stops41h 50m

$2,399

SydneyFlorence

SYD - FLR

SYDFLR

Sydney Kingsford Smith

Wed 4/3

21:15-18:25

3 stops31h 10m

Florence Peretola

Sun 8/3

15:30-19:20

3 stops65h 50m

$2,405

SydneyFlorence

SYD - FLR

SYDFLR

Sydney Kingsford Smith

Sat 28/3

21:25-21:05

3 stops57h 40m

$1,071

Flights are sorted by cheapest return flights first.

Deals found on 30/11

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.

Cheapflights Insights

Everything you need to know about your flight to Siena

How long is the flight to Siena?

On average, a flight from Sydney to Siena takes 28 hours 20 minutes. Flights to Siena from other popular cities in Australia 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?

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

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

What are the most popular airlines that fly to Siena?

The most popular airlines flying from Sydney to Siena are Etihad Airways and SWISS.

Etihad Airways
Etihad Airways
From $1,426
SWISS
SWISS
From $1,602

What are the cheapest airlines that fly to Siena?

The cheapest airlines flying from Sydney to Siena are Etihad Airways and SWISS.

Rainfall in Siena by month

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

In terms of precipitation, rainfall in Siena ranges from 30.0 - 100.0 mm 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

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

Get insights into the airlines that provide service to Siena. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Siena. Reviews last updated 3 December 2025.
Read through reviews of airlines serving Italy, such as SWISS and Etihad Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,798 reviews
Check prices

Comfort

7.4

Boarding

7.7

Crew

8.2

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.
SWISS
7.5
Good
1,798 reviews
SWISS
7.5
Good
1,798 reviews
Check prices

Comfort

7.4

Boarding

7.7

Crew

8.2

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.
Etihad Airways
7.4
Good
1,322 reviews
SWISS
7.5
Good
1,798 reviews
Check prices

Comfort

7.4

Boarding

7.7

Crew

8.2

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Leonardo,Aug 2025

AMS - ZRH

Amazing alternative from Europe to Hong Kong. Quick connection (even with a non-European passport) and friendly staff that helped me and my family.

FAQs about flying to Siena

  • 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, Etihad Airways 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 $187, however they can be found for as little as $182.

  • Where does the fastest flight to Siena depart from?

    For those looking to save time traveling to Siena, Sydney Kingsford Smith offers the quickest one-way flight (28 hours 20 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 km away from Bologna Guglielmo Marconi).

See more FAQs

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