฿26,925+ Cheap flights to Siena
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
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 17,341 searches and data was last updated on 13 July 2025.
Return from | ฿26,925 |
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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 13 July 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 13 July 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 17,341 searches and data was last updated on 13 July 2025.
Use the filters below to find and compare flights to Siena that are best for you.
Fly from
Route
Depart
Return
Price
BangkokFlorence
BKK - FLR
BKKFLR
Bangkok Suvarnabhumi
Sun 28/9
02:55-22:40
2 stops24h 45m
Florence Peretola
Sat 4/10
19:00-23:55
2 stops23h 55m
BangkokFlorence
BKK - FLR
BKKFLR
Bangkok Suvarnabhumi
Tue 30/9
20:25-22:40
3 stops31h 15m
Florence Peretola
Sat 4/10
15:30-08:05
3 stops35h 35m
BangkokFlorence
BKK - FLR
BKKFLR
Bangkok Suvarnabhumi
Mon 29/9
12:05-22:40
1 stop15h 35m
Florence Peretola
Sat 4/10
15:30-07:05
1 stop34h 35m
BangkokFlorence
BKK - FLR
BKKFLR
Bangkok Suvarnabhumi
Tue 30/9
12:05-22:30
1 stop15h 25m
Florence Peretola
Sat 4/10
19:40-09:15
2 stops32h 35m
BangkokFlorence
BKK - FLR
BKKFLR
Bangkok Suvarnabhumi
Wed 1/10
23:00-09:05
1 stop15h 05m
Florence Peretola
Thu 30/10
17:15-15:30
2 stops16h 15m
BangkokFlorence
BKK - FLR
BKKFLR
Bangkok Suvarnabhumi
Wed 1/10
11:35-22:45
1 stop16h 10m
Florence Peretola
Sat 1/11
06:50-09:15
1 stop20h 25m
BangkokFlorence
BKK - FLR
BKKFLR
Bangkok Suvarnabhumi
Wed 1/10
23:40-17:45
1 stop23h 05m
Florence Peretola
Tue 28/10
15:05-15:30
1 stop18h 25m
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
How long is the flight to Siena?
On average, a flight from Bangkok to Siena takes 26 hours 5 minutes. Flights to Siena from other popular cities in Thailand 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 airline flying from Bangkok to Siena is ลุฟท์ฮันซ่า.
What are the cheapest airlines that fly to Siena?
The cheapest airline flying from Bangkok to Siena is ลุฟท์ฮันซ่า.
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 13 July 2025.
Read reviews from past customers who have flown เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์, ออสเตรียนแอร์ไลน์, andแอร์ฟร้านซ์ to Italy. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Anonymous,Jun 2025
AMS - BOS
FAQs about flying to Siena
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Can Cheapflights find flights to Siena with no change fees?
Yes, we can. To see specific flights to Siena with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights to Siena become cheaper?
Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Siena today and book when you’re ready!