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Siena

$189+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
— BLQ
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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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 2,558,603 searches and data was last updated on July 29, 2025.

Popular in

June

Cheapest in

November

Average price

$819

Round-trip from

$382

One-way from

$189
Highest demand for flights based on searches. 11% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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From New York to Florence Peretola
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One-way flight from New York to Siena
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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 July 29, 2025.

Thu 11/611:55 pmEWR - FLR
1 stop29h 40mTAP AIR PORTUGAL
Wed 11/1212:20 pmFLR - EWR
1 stop15h 50mTAP AIR PORTUGAL
Deal found 7/28$351
Tue 11/2510:00 pmEWR - FLR
1 stop10h 00mSWISS
Tue 12/22:40 pmFLR - EWR
1 stop11h 50mSWISS
Deal found 7/27$361
Wed 9/109:50 pmEWR - FLR
1 stop18h 45mMultiple Airlines
Wed 9/176:30 pmFLR - EWR
1 stop25h 25mMultiple Airlines
Deal found 7/27$412
Tue 10/146:30 pmEWR - FLR
2 stops13h 35mUnited Airlines
Wed 10/2210:30 amFLR - EWR
1 stop15h 40mUnited Airlines
Deal found 7/27$420
Tue 9/25:40 pmEWR - FLR
1 stop18h 05mAustrian Airlines
Tue 12/233:05 pmFLR - EWR
1 stop28h 50mAustrian Airlines
Deal found 7/27$427
Mon 9/156:50 pmEWR - FLR
2 stops18h 05mScandinavian Airlines
Fri 9/197:40 pmFLR - EWR
2 stops23h 35mScandinavian Airlines
Deal found 7/27$436
Tue 10/75:00 pmEWR - FLR
1 stop12h 50mDelta
Fri 11/76:40 amFLR - EWR
2 stops18h 43mDelta
Deal found 7/28$437
Mon 11/248:50 pmEWR - FLR
1 stop9h 40mLufthansa
Mon 12/81:10 pmFLR - EWR
1 stop11h 55mLufthansa
Deal found 7/27$447
Wed 9/107:25 pmJFK - FLR
2 stops21h 10mSWISS
Wed 9/1710:30 amFLR - JFK
1 stop12h 05mSWISS
Deal found 7/29$448
Tue 8/191:59 pmLGA - FLR
2 stops26h 41mITA Airways
Mon 8/257:00 pmFLR - LGA
2 stops28h 30mITA Airways
Deal found 7/28$449
Sun 8/106:00 amJFK - FLR
2 stops22h 35mITA Airways
Mon 8/187:00 pmFLR - JFK
2 stops33h 02mITA Airways
Deal found 7/29$449
Tue 9/301:00 amJFK - FLR
1 stop12h 35mDelta
Tue 10/1411:20 amFLR - JFK
1 stop13h 45mDelta
Deal found 7/28$451

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 2,558,603 searches and data was last updated on July 29, 2025.
Use the filters below to find and compare flights to Siena that are best for you.

Fly from

New York

Route

Depart

Return

Price

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Wed 10/15

9:50 pm-2:05 pm

1 stop10h 15m

Florence Peretola

Thu 10/23

2:55 pm-8:10 pm

1 stop11h 15m

$382

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Sat 10/4

10:50 pm-6:30 pm

1 stop13h 40m

Florence Peretola

Fri 10/10

11:40 am-9:00 pm

1 stop15h 20m

$401

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Wed 9/10

9:50 pm-10:35 pm

1 stop18h 45m

Florence Peretola

Wed 9/17

6:30 pm-1:55 pm

1 stop25h 25m

$412

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Tue 10/14

6:30 pm-2:05 pm

2 stops13h 35m

Florence Peretola

Wed 10/22

10:30 am-8:10 pm

1 stop15h 40m

$420

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Tue 9/2

5:40 pm-5:45 pm

1 stop18h 05m

Florence Peretola

Tue 12/23

3:05 pm-1:55 pm

1 stop28h 50m

$427

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Mon 9/15

6:50 pm-6:55 pm

2 stops18h 05m

Florence Peretola

Fri 9/19

7:40 pm-1:15 pm

2 stops23h 35m

$436

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Tue 10/7

5:00 pm-11:50 am

1 stop12h 50m

Florence Peretola

Fri 11/7

6:40 am-7:23 pm

2 stops18h 43m

$437

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Wed 9/10

7:25 pm-10:35 pm

2 stops21h 10m

Florence Peretola

Wed 9/17

10:30 am-4:35 pm

1 stop12h 05m

$448

New YorkFlorence

LGA - FLR

LGAFLR

New York LaGuardia

Tue 8/19

1:59 pm-2:50 pm

2 stops18h 51m

Florence Peretola

Tue 8/26

7:00 pm-5:30 pm

2 stops28h 30m

$449

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Sun 8/10

6:00 am-10:35 am

2 stops22h 35m

Florence Peretola

Mon 8/18

7:00 pm-10:02 pm

2 stops33h 02m

$449

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 41 results
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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 round-trip 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

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

Use this chart to determine the optimal time to book a round-trip flight from New York to Siena. Price data was last updated on July 25, 2025.

The price you pay for your flight to Siena may vary depending on when you book. For the best chance of a lower fare, look to book 4 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

How long is the flight to Siena?

On average, a flight from New York to Siena takes 18 hours 23 minutes. Flights to Siena from other popular cities in USA will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Siena?

The most popular airlines flying from New York to Siena are ITA Airways, SWISS and TAP AIR PORTUGAL.

Delta
Delta
From $434
Lufthansa
Lufthansa
From $508
ITA Airways
ITA Airways
From $433
KLM
KLM
From $478

What are the cheapest airlines that fly to Siena?

The cheapest airlines flying from New York to Siena are TAP AIR PORTUGAL, LEVEL and Scandinavian Airlines.

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 1.2 - 3.9 inches per month. October is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Siena when rainfall is around 1.2 in.

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 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 July 29, 2025.
Get a feel of what it's like to fly with Delta, Austrian Airlines, and SWISS to Italy by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Austrian Airlines
7.6
Good
821 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
SWISS
7.5
Good
1,683 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Scandinavian Airlines
7.3
Good
1,449 reviews
Delta
8.0
Very good
7,977 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

FAQs about flying to Siena

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

    Yes, flights with layovers 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, Scandinavian Airlines is rated the highest out of the airlines that fly to Siena.

  • How much is a round-trip flight to Siena?

    A round-trip flight to Siena will typically cost around $229, however they can be found for as little as $39.

  • Where does the fastest flight to Siena depart from?

    For those looking to save time traveling to Siena, New York offers the quickest one-way flight (9 hours 40 minutes).

  • Does Bologna Guglielmo Marconi have rental cars?

    Yes. Those touching down at Bologna Guglielmo Marconi can take advantage of the rental car 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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