Cheap Flights from Siena from ฿1,650

View ฿1,650 flight on Thu, 10 Sept 2026Opens in a new window

Popular airlines from Siena

  • Lufthansa

  • British Airways

  • KLM

  • Swiss International Air Lines

  • ITA Airways

  • Air France

  • Austrian Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Siena

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vueling Airlines
Thu, 10 Sept - Sun, 13 Sept
FLR
Florence
BCN
Barcelona
฿3,614 Return, found 22 hours ago
฿3,614
Return
found 22 hours ago
Select Vueling Airlines flight, departing Thu, 10 Sept from Florence to Barcelona, returning Sun, 13 Sept, priced at ฿3,614 found 22 hours ago
Vueling Airlines
Thu, 10 Sept - Sun, 13 Sept
FLR
Florence
BCN
Barcelona
฿4,085 Return, found 22 hours ago
฿4,085
Return
found 22 hours ago
Select Vueling Airlines flight, departing Thu, 10 Sept from Florence to Barcelona, returning Sun, 13 Sept, priced at ฿4,085 found 22 hours ago
Vueling Airlines
Thu, 10 Sept - Sun, 13 Sept
FLR
Florence
BCN
Barcelona
฿4,478 Return, found 22 hours ago
฿4,478
Return
found 22 hours ago
Select Vueling Airlines flight, departing Thu, 10 Sept from Florence to Barcelona, returning Sun, 13 Sept, priced at ฿4,478 found 22 hours ago
Vueling Airlines
Fri, 25 Sept - Sun, 27 Sept
FLR
Florence
BCN
Barcelona
฿4,596 Return, found 22 hours ago
฿4,596
Return
found 22 hours ago
Select Vueling Airlines flight, departing Fri, 25 Sept from Florence to Barcelona, returning Sun, 27 Sept, priced at ฿4,596 found 22 hours ago
Vueling Airlines
Thu, 20 Aug - Tue, 25 Aug
FLR
Florence
BCN
Barcelona
฿4,871 Return, found 22 hours ago
฿4,871
Return
found 22 hours ago
Select Vueling Airlines flight, departing Thu, 20 Aug from Florence to Barcelona, returning Tue, 25 Aug, priced at ฿4,871 found 22 hours ago
Vueling Airlines
Thu, 10 Sept - Sun, 13 Sept
FLR
Florence
BCN
Barcelona
฿4,949 Return, found 22 hours ago
฿4,949
Return
found 22 hours ago
Select Vueling Airlines flight, departing Thu, 10 Sept from Florence to Barcelona, returning Sun, 13 Sept, priced at ฿4,949 found 22 hours ago
Iberia
Thu, 10 Sept - Sun, 13 Sept
FLR
Florence
BCN
Barcelona
฿6,555 Return, found 22 hours ago
฿6,555
Return
found 22 hours ago
Select Iberia flight, departing Thu, 10 Sept from Florence to Barcelona, returning Sun, 13 Sept, priced at ฿6,555 found 22 hours ago
ITA Airways
Fri, 25 Sept - Sun, 27 Sept
FLR
Florence
BCN
Barcelona
฿7,640 Return, found 22 hours ago
฿7,640
Return
found 22 hours ago
Select ITA Airways flight, departing Fri, 25 Sept from Florence to Barcelona, returning Sun, 27 Sept, priced at ฿7,640 found 22 hours ago
Lufthansa
Thu, 20 Aug - Tue, 25 Aug
FLR
Florence
BCN
Barcelona
฿9,575 Return, found 22 hours ago
฿9,575
Return
found 22 hours ago
Select Lufthansa flight, departing Thu, 20 Aug from Florence to Barcelona, returning Tue, 25 Aug, priced at ฿9,575 found 22 hours ago
KLM
Fri, 11 Sept - Mon, 14 Sept
FLR
Florence
BCN
Barcelona
฿9,940 Return, found 22 hours ago
฿9,940
Return
found 22 hours ago
Select KLM flight, departing Fri, 11 Sept from Florence to Barcelona, returning Mon, 14 Sept, priced at ฿9,940 found 22 hours ago

Travel information

Flights from Siena: Essential Travel Information

Cheapest flight from Siena
฿3,614 (roundtrip)
Best airlines to fly from Siena
Vueling Airlines, Iberia, ITA Airways, TAP Portugal, KLM, Air France, Scandinavian Airlines, Eurowings, Lufthansa
Cheapest month to fly from Siena
September
Siena IATA code
FLR
Siena Country/State
Tuscany
Airline ticket deals from Siena
฿3,614 - ฿9,940

 

*Available to Expedia members.