AirHint found the following cheapest return flights from Cagliari (CAG) to New York (JFK) in December 2025 (see full year).

Return flights

06 Dec - 13 Dec	Aeroitalia
08 Dec - 12 Dec	Ryanair
02 Dec - 09 Dec	Aeroitalia
15 Dec - 08 Jan	easyJet
09 Dec - 14 Dec	Aeroitalia
11 Dec - 14 Dec	Aeroitalia
03 Dec - 10 Dec	Ryanair
08 Dec - 14 Dec	Ryanair
07 Dec - 10 Dec	Ryanair
07 Dec - 14 Dec	Ryanair
02 Dec - 10 Dec	Aeroitalia
16 Dec - 05 Jan	Ryanair
22 Dec - 04 Jan	Ryanair
29 Dec - 06 Jan	Volotea
31 Dec - 07 Jan	Aeroitalia
30 Dec - 07 Jan	Ryanair
29 Dec - 01 Jan	Ryanair
24 Dec - 04 Jan	Ryanair
22 Dec - 02 Jan	Ryanair
27 Dec - 05 Jan	Ryanair

Also check the deals for one-way flights from Cagliari to New York 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 Cagliari to New York in December from 516€

Return flights