AirHint found the following cheapest return flights from Geneva (GVA) to Santorini (Thira) (JTR) in December 2025 (see full year).

Return flights

01 Dec - 07 Dec	easyJet
05 Dec - 07 Dec	easyJet
06 Dec - 08 Dec	easyJet
07 Dec - 13 Dec	Aegean Airlines
26 Dec - 11 Jan	easyJet
22 Dec - 28 Dec	Air Serbia
22 Dec - 05 Jan	Air Serbia
20 Dec - 04 Jan	easyJet
28 Dec - 03 Jan	Aegean Airlines
26 Dec - 02 Jan	Aegean Airlines
30 Dec - 02 Jan	easyJet

Also check the deals for one-way flights from Geneva to Santorini (Thira) in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Geneva to Santorini (Thira) in December from $191

Return flights