What is the cheapest month to fly to Siena?

Currently, the cheapest month for flights to Siena is January . The most expensive month for flights is June . The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

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, British Airways 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 $159, however they can be found for as little as $11.

Where does the fastest flight to Siena depart from?

For those looking to save time traveling to Siena, Boston Logan Intl offers the quickest one-way flight (9 hours 55 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).

$238+ Flights to Siena | Cheapflights

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Flights to Siena in 2025

Popular in	June
Cheapest in	November
Average price	$1,043
Round-trip from	$627
One-way from	$238

Highest demand for flights based on searches. 11% potential increase in price ($103 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 2025

Search Deals

From New York to Florence Peretola

Search Deals

One-way flight from New York to Siena

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 June 10, 2025.

Sat 6/288:05 pmJFK - FLR

1 stop20h 15mBritish Airways

Wed 7/97:05 amFLR - JFK

1 stop15h 05mBritish Airways

Deal found 6/8$627

Tue 9/234:50 pmJFK - FLR

2 stops43h 40mTAP AIR PORTUGAL

Wed 10/112:05 pmFLR - JFK

1 stop14h 00mTAP AIR PORTUGAL

Deal found 6/9$628

Wed 9/35:10 pmJFK - FLR

2 stops19h 40mScandinavian Airlines

Thu 9/1812:20 pmFLR - JFK

1 stop34h 40mScandinavian Airlines

Deal found 6/9$629

Sun 9/73:50 pmLGA - FLR

2 stops25h 20mMultiple Airlines

Tue 9/166:50 amFLR - LGA

2 stops17h 40mMultiple Airlines

Deal found 6/9$631

Wed 7/26:29 amJFK - FLR

2 stops22h 06mITA Airways

Tue 7/87:00 pmFLR - JFK

1 stop24h 15mITA Airways

Deal found 6/8$632

Wed 11/51:00 amJFK - FLR

1 stop12h 50mKLM

Tue 11/1110:00 amFLR - JFK

1 stop13h 05mKLM

Deal found 6/9$633

Sat 9/139:00 amLGA - FLR

2 stops28h 05mScandinavian Airlines

Wed 9/1712:20 pmFLR - LGA

2 stops37h 38mScandinavian Airlines

Deal found 6/8$635

Tue 7/298:30 amEWR - FLR

2 stops20h 40mScandinavian Airlines

Wed 8/1312:20 pmFLR - EWR

1 stop32h 35mScandinavian Airlines

Deal found 6/7$641

Wed 8/275:35 pmEWR - FLR

1 stop18h 55mTAP AIR PORTUGAL

Mon 9/87:15 pmFLR - EWR

1 stop26h 05mTAP AIR PORTUGAL

Deal found 6/9$643

Wed 11/51:00 amJFK - FLR

1 stop12h 50mDelta

Tue 11/116:35 amFLR - JFK

2 stops17h 37mDelta

Deal found 6/9$644

Fri 11/145:00 pmLGA - FLR

2 stops17h 50mAmerican Airlines

Fri 11/216:55 amFLR - LGA

2 stops30h 33mAmerican Airlines

Deal found 6/9$645

Thu 11/62:55 pmLGA - FLR

2 stops14h 25mDelta

Fri 11/1410:00 amFLR - LGA

2 stops18h 26mDelta

Deal found 6/9$648

Best flights to Siena
Discover carefully curated flight deals to Siena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2025.

Sat 6/288:05 pmJFK - FLR

1 stop20h 15mBritish Airways

Wed 7/97:05 amFLR - JFK

1 stop15h 05mBritish Airways

Deal found 6/8$627

Tue 9/234:50 pmJFK - FLR

2 stops43h 40mTAP AIR PORTUGAL

Wed 10/112:05 pmFLR - JFK

1 stop14h 00mTAP AIR PORTUGAL

Deal found 6/9$628

Wed 9/35:10 pmJFK - FLR

2 stops19h 40mScandinavian Airlines

Thu 9/1812:20 pmFLR - JFK

1 stop34h 40mScandinavian Airlines

Deal found 6/9$629

Sun 9/73:50 pmLGA - FLR

2 stops25h 20mMultiple Airlines

Tue 9/166:50 amFLR - LGA

2 stops17h 40mMultiple Airlines

Deal found 6/9$631

Wed 7/26:29 amJFK - FLR

2 stops22h 06mITA Airways

Tue 7/87:00 pmFLR - JFK

1 stop24h 15mITA Airways

Deal found 6/8$632

Wed 11/51:00 amJFK - FLR

1 stop12h 50mDelta

Wed 11/126:50 amFLR - JFK

1 stop16h 15mDelta

Deal found 6/10$633

Fri 11/145:00 pmLGA - FLR

2 stops17h 50mAmerican Airlines

Fri 11/216:55 amFLR - LGA

2 stops30h 33mAmerican Airlines

Deal found 6/9$645

Fri 11/148:50 amLGA - FLR

2 stops27h 40mAir Canada

Thu 11/206:30 amFLR - LGA

2 stops18h 33mAir Canada

Deal found 6/9$656

Fri 11/146:05 pmEWR - FLR

1 stop13h 30mLufthansa

Thu 11/2010:20 amFLR - EWR

1 stop11h 40mLufthansa

Deal found 6/9$656

Fri 11/710:05 pmEWR - FLR

1 stop10h 00mSWISS

Wed 11/123:10 pmFLR - EWR

1 stop11h 20mSWISS

Deal found 6/9$658

Tue 9/21:00 amJFK - FLR

1 stop10h 20mKLM

Wed 9/177:00 amFLR - JFK

1 stop11h 40mKLM

Deal found 6/9$663

Sat 8/308:40 pmJFK - FLR

1 stop20h 15mIberia

Sun 9/78:20 pmFLR - JFK

1 stop24h 25mIberia

Deal found 6/8$671

Last-minute flights to Siena
Discover last-minute flight deals to Siena. Data last updated June 10, 2025 and is based on user searches.

Sat 6/141:00 amJFK - FLR

1 stop10h 20mKLM

Fri 6/273:20 pmFLR - JFK

1 stop11h 35mKLM

Deal found 6/8$1,178

Sun 6/155:30 pmEWR - FLR

2 stops19h 20mScandinavian Airlines

Mon 6/237:40 pmFLR - EWR

2 stops23h 35mScandinavian Airlines

Deal found 6/8$813

Sun 6/1510:50 pmEWR - FLR

1 stop13h 40mTAP AIR PORTUGAL

Mon 6/237:15 pmFLR - EWR

1 stop26h 05mTAP AIR PORTUGAL

Deal found 6/8$990

Sun 6/155:00 pmEWR - FLR

1 stop10h 00mDelta

Thu 6/267:00 amFLR - EWR

1 stop14h 00mDelta

Deal found 6/8$1,178

Mon 6/164:05 pmJFK - FLR

1 stop24h 35mITA Airways

Mon 6/233:30 pmFLR - JFK

2 stops36h 35mITA Airways

Deal found 6/8$647

Mon 6/166:55 amJFK - FLR

3 stops32h 25mMultiple Airlines

Mon 6/3011:20 amFLR - JFK

3 stops31h 30mMultiple Airlines

Deal found 6/9$879

Mon 6/167:45 amEWR - FLR

3 stops31h 35mMultiple Airlines

Mon 6/2312:20 pmFLR - EWR

3 stops35h 15mMultiple Airlines

Deal found 6/8$880

Tue 6/173:50 pmLGA - FLR

3 stops34h 35mMultiple Airlines

Mon 6/231:50 pmFLR - LGA

3 stops35h 41mMultiple Airlines

Deal found 6/8$882

Tue 6/1711:40 pmJFK - FLR

1 stop26h 45mIberia

Mon 6/2310:00 pmFLR - JFK

1 stop29h 40mIberia

Deal found 6/8$1,047

Wed 6/189:28 amJFK - FLR

2 stops17h 37mDelta

Tue 7/812:15 pmFLR - JFK

1 stop17h 00mDelta

Deal found 6/9$1,183

Wed 6/181:00 amJFK - FLR

1 stop10h 20mAir France

Thu 7/33:20 pmFLR - JFK

1 stop13h 20mAir France

Deal found 6/9$1,243

Thu 6/195:00 pmEWR - FLR

1 stop20h 35mKLM

Thu 6/2610:00 amFLR - EWR

1 stop11h 00mKLM

Deal found 6/9$1,248

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 June 10, 2025.

Sun 9/1411:00 pmEWR - FLR

1 stop12h 05mMultiple Airlines

Deal found 6/9$238

Tue 8/55:35 pmEWR - FLR

1 stop11h 25mTAP AIR PORTUGAL

Deal found 6/8$329

Tue 7/1512:30 amJFK - FLR

1 stop16h 10mMultiple Airlines

Deal found 6/8$330

Sat 7/2610:05 pmJFK - FLR

1 stop14h 25mTAP AIR PORTUGAL

Deal found 6/9$341

Sun 9/146:00 amLGA - FLR

2 stops35h 05mMultiple Airlines

Deal found 6/9$342

Sat 10/115:30 pmEWR - FLR

1 stop34h 00mScandinavian Airlines

Deal found 6/7$354

Tue 7/2211:40 pmJFK - FLR

1 stop26h 45mVueling

Deal found 6/8$355

Fri 8/225:10 pmJFK - FLR

2 stops20h 20mScandinavian Airlines

Deal found 6/9$361

Fri 8/291:00 pmLGA - FLR

2 stops16h 30mScandinavian Airlines

Deal found 6/8$364

Sun 8/317:30 pmJFK - FLR

1 stop18h 15mAir Serbia

Deal found 6/8$364

Fri 7/1811:40 pmJFK - FLR

1 stop17h 15mIberia

Deal found 6/9$390

Tue 10/216:30 pmJFK - FLR

1 stop11h 05mBritish Airways

Deal found 6/9$416

Cheapflights Fare Finder

Use the filters below to find and compare flights to Siena that are best for you.

Fly from

Route

Depart

Return

Price

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Sat 6/28

8:05 pm-10:20 pm

1 stop20h 15m

Florence Peretola

Wed 7/9

7:05 am-4:10 pm

1 stop15h 05m

$627

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Tue 9/23

4:50 pm-6:30 pm

2 stops43h 40m

Florence Peretola

Wed 10/1

12:05 pm-8:05 pm

1 stop14h 00m

$628

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Wed 9/3

5:10 pm-6:50 pm

2 stops19h 40m

Florence Peretola

Thu 9/18

12:20 pm-5:00 pm

1 stop34h 40m

$629

New YorkFlorence

LGA - FLR

LGAFLR

New York LaGuardia

Sun 9/7

3:50 pm-11:10 pm

2 stops25h 20m

Florence Peretola

Tue 9/16

6:50 am-6:30 pm

2 stops17h 40m

$631

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Wed 7/2

6:29 am-10:35 am

2 stops22h 06m

Florence Peretola

Tue 7/8

7:00 pm-1:15 pm

1 stop24h 15m

$632

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Wed 11/5

1:00 am-7:50 pm

1 stop12h 50m

Florence Peretola

Tue 11/11

10:00 am-5:05 pm

1 stop13h 05m

$633

New YorkFlorence

LGA - FLR

LGAFLR

New York LaGuardia

Sat 9/13

9:00 am-7:05 pm

2 stops28h 05m

Florence Peretola

Wed 9/17

12:20 pm-7:58 pm

2 stops37h 38m

$635

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Tue 7/29

8:30 am-11:10 am

2 stops20h 40m

Florence Peretola

Wed 8/13

12:20 pm-2:55 pm

1 stop32h 35m

$641

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Wed 8/27

5:35 pm-6:30 pm

1 stop18h 55m

Florence Peretola

Mon 9/8

7:15 pm-3:20 pm

1 stop26h 05m

$643

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Wed 11/5

1:00 am-7:50 pm

1 stop12h 50m

Florence Peretola

Tue 11/11

6:35 am-6:12 pm

2 stops17h 37m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 56 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 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?

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 60 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 13 hours 46 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.

What are the cheapest airlines that fly to Siena?

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

Rainfall in Siena 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

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 a feel of what it's like to fly with Delta, KLM and Austrian Airlines to Siena by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,952 reviews

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

7,952 reviews

Delta

8.0

Very good

7,952 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

KLM

7.8

Good

1,355 reviews

Delta

8.0

Very good

7,952 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Austrian Airlines

7.6

Good

802 reviews

Delta

8.0

Very good

7,952 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Air France

7.5

Good

1,463 reviews

Delta

8.0

Very good

7,952 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

SWISS

7.5

Good

1,622 reviews

Delta

8.0

Very good

7,952 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

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, British Airways 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 $159, however they can be found for as little as $11.
Where does the fastest flight to Siena depart from?
For those looking to save time traveling to Siena, Boston Logan Intl offers the quickest one-way flight (9 hours 55 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

Browse thousands of different options on Cheapflights for your next trip

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$238+ 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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights to Siena with Cheapflights

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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 June 10, 2025.

Popular in

Cheapest in

Average price

Round-trip from

One-way from

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 June 10, 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 June 10, 2025.

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 June 10, 2025.

Use the filters below to find and compare flights to Siena that are best for you.

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.

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 June 9, 2025.

How long is the flight to Siena?

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

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 June 10, 2025.

Get a feel of what it's like to fly with Delta, KLM and Austrian Airlines to Siena by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

FAQs about flying to Siena

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

What is the best airline to fly to Siena?

How much is a round-trip flight to Siena?

Where does the fastest flight to Siena depart from?

Does Bologna Guglielmo Marconi have rental cars?

Are there hotels close to Bologna Guglielmo Marconi?

Browse thousands of different options on Cheapflights for your next trip

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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 June 10, 2025.