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C$ 490+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
— BLQ
26 Feb — 5 Mar1
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 27 January 2026.

Sat 23/55:35 p.m.
YYZ
-
FLR
1 stop11h 25m
TAP AIR PORTUGAL
Sat 30/56:45 p.m.
FLR
-
YYZ
1 stop25h 15m
TAP AIR PORTUGAL
Deal found 26/1C$ 715
Sun 26/410:55 p.m.
YYZ
-
FLR
1 stop13h 05m
TAP AIR PORTUGAL
Sun 10/56:35 p.m.
FLR
-
YYZ
1 stop26h 40m
TAP AIR PORTUGAL
Deal found 25/1C$ 716
Wed 1/45:35 p.m.
YYZ
-
FLR
1 stop18h 30m
TAP AIR PORTUGAL
Fri 10/46:45 p.m.
FLR
-
YYZ
1 stop25h 15m
TAP AIR PORTUGAL
Deal found 27/1C$ 722
Sun 29/310:55 p.m.
YYZ
-
FLR
1 stop30h 05m
TAP AIR PORTUGAL
Sat 18/46:45 p.m.
FLR
-
YYZ
1 stop25h 15m
TAP AIR PORTUGAL
Deal found 25/1C$ 723
Wed 20/510:55 p.m.
YYZ
-
FLR
1 stop13h 10m
TAP AIR PORTUGAL
Wed 27/512:05 p.m.
FLR
-
YYZ
1 stop31h 55m
TAP AIR PORTUGAL
Deal found 26/1C$ 724
Mon 27/45:45 p.m.
YYZ
-
FLR
1 stop11h 15m
TAP AIR PORTUGAL
Tue 12/511:50 a.m.
FLR
-
YYZ
1 stop32h 10m
TAP AIR PORTUGAL
Deal found 25/1C$ 726
Mon 2/311:15 p.m.
YYZ
-
FLR
1 stop14h 35m
Delta
Wed 11/36:40 a.m.
FLR
-
YYZ
1 stop15h 00m
Delta
Deal found 27/1C$ 727
Tue 24/29:15 p.m.
YYZ
-
FLR
1 stop13h 05m
KLM
Wed 4/35:00 p.m.
FLR
-
YYZ
1 stop28h 40m
KLM
Deal found 25/1C$ 728
Wed 8/45:35 p.m.
YYZ
-
FLR
1 stop18h 30m
TAP AIR PORTUGAL
Tue 21/411:50 a.m.
FLR
-
YYZ
1 stop32h 10m
TAP AIR PORTUGAL
Deal found 27/1C$ 731
Tue 24/25:50 p.m.
YYZ
-
FLR
1 stop16h 30m
KLM
Tue 3/36:40 a.m.
FLR
-
YYZ
1 stop18h 35m
KLM
Deal found 25/1C$ 733
Tue 31/311:30 p.m.
YYZ
-
FLR
1 stop17h 15m
KLM
Thu 9/41:05 p.m.
FLR
-
YYZ
1 stop13h 55m
KLM
Deal found 27/1C$ 734
Mon 2/311:15 p.m.
YYZ
-
FLR
1 stop14h 35m
Delta
Thu 12/36:50 a.m.
FLR
-
YYZ
1 stop15h 35m
Delta
Deal found 27/1C$ 735

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 27 January 2026.

Round-trip from

C$ 715

One-way from

C$ 490

Popular in

July

Cheapest in

October

Average price

C$ 1,090
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 23/5-30/5
  • 2 total stops
  • 36h 40m total
  • Toronto to Florence
Search Deals
9/2
  • 9/2
  • 3 total stops
  • 29h 05m total
  • Toronto to Siena
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 27 January 2026.
Use the filters below to find and compare flights to Siena that are best for you.

Fly from

Toronto

Route

Depart

Return

Price

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Sat 23/5

5:35 p.m.-11:00 a.m.

1 stop11h 25m

Florence Peretola

Sat 30/5

6:45 p.m.-2:00 p.m.

1 stop25h 15m

C$ 715

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Sun 26/4

10:55 p.m.-6:00 p.m.

1 stop13h 05m

Florence Peretola

Sun 10/5

6:35 p.m.-3:15 p.m.

1 stop26h 40m

C$ 716

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Mon 16/2

10:55 p.m.-10:55 p.m.

1 stop18h 00m

Florence Peretola

Wed 4/3

5:00 p.m.-3:40 p.m.

1 stop28h 40m

C$ 727

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Tue 24/2

9:15 p.m.-4:20 p.m.

1 stop13h 05m

Florence Peretola

Wed 4/3

5:00 p.m.-3:40 p.m.

1 stop28h 40m

C$ 728

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Tue 24/2

9:15 p.m.-10:55 p.m.

1 stop19h 40m

Florence Peretola

Tue 3/3

6:40 a.m.-7:15 p.m.

1 stop18h 35m

C$ 728

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Tue 31/3

11:30 p.m.-10:45 p.m.

1 stop17h 15m

Florence Peretola

Thu 9/4

1:05 p.m.-9:00 p.m.

1 stop13h 55m

C$ 734

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Fri 6/2

9:15 p.m.-7:50 p.m.

2 stops16h 35m

Florence Peretola

Tue 10/2

6:40 a.m.-7:15 p.m.

1 stop18h 35m

C$ 753

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Mon 9/2

10:55 p.m.-7:50 p.m.

1 stop14h 55m

Florence Peretola

Sun 15/2

6:40 a.m.-7:15 p.m.

1 stop18h 35m

C$ 754

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Mon 9/2

10:55 p.m.-7:50 p.m.

1 stop14h 55m

Florence Peretola

Sun 15/2

6:50 a.m.-7:15 p.m.

2 stops18h 25m

C$ 763

TorontoFlorence

YYZ - FLR

YYZFLR

Toronto Pearson Intl

Tue 24/2

5:50 p.m.-4:20 p.m.

1 stop16h 30m

Florence Peretola

Wed 4/3

6:40 a.m.-4:10 p.m.

2 stops15h 30m

C$ 772

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

Showing 1-10 of 45 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 Toronto to Siena. Price data was last updated on 23 January 2026.

Booking 44 days in advance of your planned departure date is, on average, the best time to get cheap flights to Siena. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

How long is the flight to Siena?

On average, a flight from Toronto to Siena takes 20 hours 10 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$ 754
Lufthansa
Lufthansa
From C$ 597
Air France
Air France
From C$ 706
British Airways
British Airways
From C$ 639

What are the cheapest airlines that fly to Siena?

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

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 27 January 2026.
See what other customers who have flown with KLM,Air Canada, andLufthansa to Italy have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,443 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,443 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Air Canada
7.1
Good
10,660 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,749 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
ITA Airways
6.7
Okay
1,131 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,702 reviews
KLM
7.7
Good
1,443 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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$ 197, however they can be found for as little as C$ 197.

  • 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 (10 hours 0 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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