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C$ 404+ 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 22/6. Fares are subject to change and may not be available on all flights or dates of travel.
— BLQ
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Flights to Siena in 2026

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 29 April 2026.

Sat 9/511:30 p.m.
YYZ
-
FLR
1 stop14h 05m
KLM
Fri 15/57:40 p.m.
FLR
-
YYZ
1 stop23h 40m
KLM
Deal found 25/4C$ 908
Sun 10/59:55 p.m.
YYZ
-
FLR
1 stop12h 55m
Delta
Thu 14/56:30 a.m.
FLR
-
YYZ
1 stop12h 50m
Delta
Deal found 24/4C$ 915
Sun 31/59:55 p.m.
YYZ
-
FLR
1 stop15h 05m
Delta
Thu 11/66:30 a.m.
FLR
-
YYZ
1 stop19h 25m
Delta
Deal found 28/4C$ 917
Tue 2/69:55 p.m.
YYZ
-
FLR
1 stop15h 05m
KLM
Thu 11/66:30 a.m.
FLR
-
YYZ
1 stop12h 50m
KLM
Deal found 28/4C$ 918
Tue 2/69:55 p.m.
YYZ
-
FLR
1 stop15h 05m
Delta
Thu 11/66:40 a.m.
FLR
-
YYZ
1 stop20h 20m
Delta
Deal found 24/4C$ 925
Mon 11/57:55 p.m.
YYZ
-
FLR
2 stops19h 30m
Multiple Airlines
Wed 20/59:55 p.m.
FLR
-
YYZ
2 stops26h 00m
Multiple Airlines
Deal found 25/4C$ 936
Wed 2/911:30 p.m.
YYZ
-
FLR
1 stop14h 10m
Multiple Airlines
Fri 18/97:40 p.m.
FLR
-
YYZ
1 stop23h 40m
Multiple Airlines
Deal found 27/4C$ 942
Mon 1/69:55 p.m.
YYZ
-
FLR
1 stop18h 35m
Multiple Airlines
Mon 8/68:35 p.m.
FLR
-
YYZ
1 stop25h 15m
Multiple Airlines
Deal found 28/4C$ 944
Sat 19/911:30 p.m.
YYZ
-
FLR
1 stop14h 05m
Delta
Tue 29/91:05 p.m.
FLR
-
YYZ
1 stop13h 55m
Delta
Deal found 25/4C$ 948
Thu 11/610:55 a.m.
YTZ
-
FLR
2 stops30h 15m
Multiple Airlines
Thu 18/67:35 a.m.
FLR
-
YTZ
2 stops20h 45m
Multiple Airlines
Deal found 27/4C$ 994
Mon 1/69:30 a.m.
YTZ
-
FLR
2 stops18h 15m
Air Canada
Tue 9/66:30 a.m.
FLR
-
YTZ
2 stops15h 22m
Air Canada
Deal found 28/4C$ 1,042
Mon 1/612:30 p.m.
YTZ
-
FLR
2 stops15h 15m
Air Canada
Thu 11/66:30 a.m.
FLR
-
YTZ
2 stops15h 22m
Air Canada
Deal found 28/4C$ 1,063

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 629,999 searches and data was last updated on 29 April 2026.

Round-trip from

C$ 908

One-way from

C$ 404

Popular in

January

Cheapest in

October

Average price

C$ 895
KLM
  • KLM
  • 9/5-15/5
  • 2 total stops
  • 37h 45m total
  • Toronto to Florence
Search Deals
22/6
  • 22/6
  • 3 total stops
  • 22h 35m total
  • Toronto to Siena
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 629,999 searches and data was last updated on 29 April 2026.
Use the filters below to find and compare flights to Siena that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Sat 9/5

11:30 p.m.-5:15 p.m.

1 stop11h 45m

Florence Peretola

Fri 15/5

7:40 p.m.-1:20 p.m.

1 stop23h 40m

C$ 910
Quickest round-trip

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Sun 10/5

9:55 p.m.-4:50 p.m.

1 stop12h 55m

Florence Peretola

Thu 14/5

6:30 a.m.-1:20 p.m.

1 stop12h 50m

C$ 915

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Sat 9/5

11:30 p.m.-5:15 p.m.

1 stop11h 45m

Florence Peretola

Fri 15/5

12:25 p.m.-11:16 p.m.

2 stops16h 51m

C$ 959

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Mon 1/6

5:00 p.m.-6:15 p.m.

1 stop19h 15m

Florence Peretola

Thu 4/6

7:00 p.m.-2:05 p.m.

1 stop25h 05m

C$ 1,045

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Sat 6/6

5:00 p.m.-6:15 p.m.

1 stop19h 15m

Florence Peretola

Wed 17/6

7:00 p.m.-2:05 p.m.

1 stop25h 05m

C$ 1,056

TorontoFlorence

YTZ - FLR

YTZFLR

Toronto Island

Tue 2/6

2:55 p.m.-4:35 p.m.

2 stops19h 40m

Florence Peretola

Tue 9/6

8:15 a.m.-6:42 p.m.

2 stops16h 27m

C$ 1,127

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Tue 1/9

11:30 p.m.-5:15 p.m.

1 stop11h 45m

Florence Peretola

Mon 7/9

8:35 p.m.-3:50 p.m.

1 stop25h 15m

C$ 1,128

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Mon 14/9

5:00 p.m.-10:40 a.m.

1 stop11h 40m

Florence Peretola

Wed 30/9

6:25 a.m.-6:30 p.m.

2 stops18h 05m

C$ 1,136

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Mon 19/10

6:35 p.m.-10:20 p.m.

2 stops21h 45m

Florence Peretola

Sun 25/10

8:00 p.m.-3:50 p.m.

1 stop24h 50m

C$ 1,136

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Wed 9/9

4:45 p.m.-12:00 p.m.

1 stop13h 15m

Florence Peretola

Fri 18/9

7:40 p.m.-1:20 p.m.

1 stop23h 40m

C$ 1,162

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/4

Showing 1-10 of 57 resultsSorted by cheapest first
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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

How long is the flight to Siena?

On average, a flight from Toronto to Siena takes 21 hours 35 minutes. Flights to Siena from other popular cities in Canada 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 Toronto to Siena are KLM, Lufthansa and Air France.

KLM
KLM
From C$ 735
Lufthansa
Lufthansa
From C$ 781
Air France
Air France
From C$ 704
SWISS
SWISS
From C$ 331

What are the cheapest airlines that fly to Siena?

The cheapest airlines flying from Toronto to Siena are British Airways, Air France and KLM.

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 29 April 2026.
See what other customers who have flown with KLM,SWISS, andAir Canada to Italy have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,510 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,510 reviews
KLM
7.8
Good
1,510 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
SWISS
7.5
Good
1,924 reviews
KLM
7.8
Good
1,510 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Air Canada
7.1
Good
10,979 reviews
KLM
7.8
Good
1,510 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Lufthansa
6.8
Okay
7,960 reviews
KLM
7.8
Good
1,510 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
ITA Airways
6.7
Okay
1,198 reviews
KLM
7.8
Good
1,510 reviews
Check prices

Food

7.3

Crew

8.4

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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, SWISS 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 C$ 808, however they can be found for as little as C$ 683.

  • Where does the fastest flight to Siena depart from?

    For those looking to save time traveling to Siena, Montreal 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 km away from Bologna Guglielmo Marconi).

See more FAQs

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