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Siena

$217+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
— BLQ
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Flights to Siena in 2026

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 January 27, 2026.

This oojo deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:10 pm
JFK
-
FLR
2 stops19h 55m
Scandinavian Airlines
Wed 4/2212:20 pm
FLR
-
JFK
2 stops33h 20m
Scandinavian Airlines
Deal found 1/26$420
This Mytrip deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/274:25 pm
JFK
-
FLR
1 stop19h 50m
SWISS
Mon 2/99:40 am
FLR
-
JFK
2 stops35h 00m
SWISS
Deal found 1/26$421
This AirNGo deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/17:35 pm
JFK
-
FLR
2 stops12h 35m
SWISS
Tue 2/179:35 am
FLR
-
JFK
1 stop13h 05m
SWISS
Deal found 1/26$423
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/14:25 pm
JFK
-
FLR
1 stop10h 25m
SWISS
Sun 3/86:50 pm
FLR
-
JFK
1 stop24h 15m
SWISS
Deal found 1/26$424
This Trip.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/106:05 am
LGA
-
FLR
2 stops30h 10m
Multiple Airlines
Tue 2/248:00 am
FLR
-
LGA
2 stops17h 03m
Multiple Airlines
Deal found 1/26$425
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/14:45 pm
JFK
-
FLR
1 stop17h 35m
Delta
Tue 2/179:50 am
FLR
-
JFK
2 stops18h 07m
Delta
Deal found 1/27$425
This KAYAK deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:35 pm
JFK
-
FLR
2 stops12h 15m
SWISS
Mon 3/27:00 pm
FLR
-
JFK
1 stop27h 40m
SWISS
Deal found 1/26$426
This oojo deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/214:05 pm
JFK
-
FLR
1 stop12h 35m
ITA Airways
Sun 4/263:30 pm
FLR
-
JFK
1 stop27h 50m
ITA Airways
Deal found 1/26$427
This Orbitz deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2312:40 pm
LGA
-
FLR
2 stops15h 05m
Multiple Airlines
Wed 4/81:20 pm
FLR
-
LGA
2 stops14h 10m
Multiple Airlines
Deal found 1/26$428
This FlightHub deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:25 pm
JFK
-
FLR
1 stop10h 25m
Multiple Airlines
Tue 3/245:15 pm
FLR
-
JFK
1 stop28h 25m
Multiple Airlines
Deal found 1/26$428
This Trip.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/46:05 am
LGA
-
FLR
2 stops25h 45m
Multiple Airlines
Wed 2/186:30 am
FLR
-
LGA
2 stops16h 29m
Multiple Airlines
Deal found 1/27$429
This Finnair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:30 pm
JFK
-
FLR
1 stop20h 50m
Multiple Airlines
Wed 4/227:05 am
FLR
-
JFK
2 stops18h 05m
Multiple Airlines
Deal found 1/26$429

Find flight deals to Siena

Find the latest flights to Siena in 2026, 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 January 27, 2026.

Popular in

June

Cheapest in

November

Average price

$643

Round-trip from

$420

One-way from

$217
Highest demand for flights based on searches. 16% potential increase in price ($143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
From New York to Florence Peretola
Search Deals
One-way flight from New York to Siena
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 2,558,603 searches and data was last updated on January 27, 2026.
Use the filters below to find and compare flights to Siena that are best for you.

Fly from

New York

Route

Depart

Return

Price

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Tue 4/14

7:30 pm-10:20 pm

1 stop20h 50m

Florence Peretola

Wed 4/22

7:05 am-7:10 pm

2 stops18h 05m

$429

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Sun 3/8

7:25 pm-11:00 am

1 stop10h 35m

Florence Peretola

Mon 3/16

2:15 pm-9:00 pm

2 stops35h 45m

$437

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Tue 3/10

10:00 pm-4:30 pm

2 stops13h 30m

Florence Peretola

Wed 3/18

6:30 am-5:40 pm

2 stops16h 10m

$439

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Sun 3/1

10:00 pm-8:45 am

1 stop28h 45m

Florence Peretola

Sun 3/8

6:50 pm-9:30 pm

1 stop31h 40m

$442

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Thu 3/19

11:00 pm-8:30 am

1 stop28h 30m

Florence Peretola

Tue 3/24

6:55 pm-9:30 pm

1 stop31h 35m

$442

NewarkFlorence

EWR - FLR

EWRFLR

Newark

Fri 2/6

2:20 pm-12:35 pm

2 stops16h 15m

Florence Peretola

Tue 2/10

9:35 am-1:55 pm

1 stop34h 20m

$450

New YorkFlorence

LGA - FLR

LGAFLR

New York LaGuardia

Mon 4/13

1:59 pm-12:00 pm

2 stops16h 01m

Florence Peretola

Wed 4/22

9:55 am-9:59 pm

2 stops18h 04m

$453

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Tue 5/5

7:20 pm-10:20 pm

1 stop21h 00m

Florence Peretola

Wed 5/13

7:05 am-7:10 pm

2 stops18h 05m

$454

New YorkFlorence

LGA - FLR

LGAFLR

New York LaGuardia

Thu 2/26

6:00 am-2:20 pm

2 stops26h 20m

Florence Peretola

Tue 3/3

9:35 am-11:23 pm

2 stops19h 48m

$457

New YorkFlorence

JFK - FLR

JFKFLR

New York John F Kennedy Intl

Fri 4/17

5:35 pm-6:15 pm

1 stop18h 40m

Florence Peretola

Fri 4/24

6:25 am-1:20 pm

1 stop12h 55m

$461

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 60 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 January 23, 2026.

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 50 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 14 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 British Airways.

Lufthansa
Lufthansa
From $348
Delta
Delta
From $247
SWISS
SWISS
From $385
United Airlines
United Airlines
From $439

What are the cheapest airlines that fly to Siena?

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

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 January 27, 2026.
Get a feel of what it's like to fly with SWISS, United Airlines, and Scandinavian Airlines 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.
SWISS
7.6
Good
1,863 reviews

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Overall

7.6

Crew

8.3

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
SWISS
7.6
Good
1,863 reviews
SWISS
7.6
Good
1,863 reviews

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Overall

7.6

Crew

8.3

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
United Airlines
7.4
Good
9,206 reviews
SWISS
7.6
Good
1,863 reviews

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Overall

7.6

Crew

8.3

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Scandinavian Airlines
7.3
Good
1,672 reviews
SWISS
7.6
Good
1,863 reviews

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Overall

7.6

Crew

8.3

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
ITA Airways
6.7
Okay
1,131 reviews
SWISS
7.6
Good
1,863 reviews

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Overall

7.6

Crew

8.3

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
British Airways
6.7
Okay
7,704 reviews
SWISS
7.6
Good
1,863 reviews

Boarding

7.7

Entertainment

6.8

Comfort

7.4

Overall

7.6

Crew

8.3

Food

7.1

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

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 $58, however they can be found for as little as $18.

  • 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 35 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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