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

Return flights

30 Sep - 05 Oct	Ryanair
25 Sep - 30 Sep	Ryanair
24 Sep - 30 Sep	Aeroitalia
30 Sep - 10 Oct	Ryanair
20 Sep - 21 Sep	Ryanair
17 Sep - 24 Sep	Aeroitalia
25 Sep - 29 Sep	Ryanair
18 Sep - 25 Sep	Ryanair
18 Sep - 29 Sep	Ryanair
18 Sep - 26 Sep	Ryanair
20 Sep - 27 Sep	Air France
20 Sep - 24 Sep	Aeroitalia

Also check the deals for one-way flights from Cagliari to New York in September.

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.

Book a cheap hotel in New York

Cheap car rent in New York

Cheapest return flights from Cagliari to New York in September from 492€

Return flights