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Cheap flights to Sion

from £2834.58
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Lowest airfare searched
£ 2834.58
Cheapest ticket searched for Sion during March 2026
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Cheap one-way & return flights to Sion

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Swiss International Air Lines
Swiss International Air Lines
LGW - SIR London to Sion
22 May - 27 May
£ 2834.58
return
British Airways
British Airways
LHR - SIR London to Sion
22 May - 27 May
£ 2847.25
return
Lufthansa
Lufthansa
LHR - SIR London to Sion
22 May - 27 May
£ 2850.15
return
Brussels Airlines
Brussels Airlines
LHR - SIR London to Sion
22 May - 27 May
£ 2897.15

* Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.

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