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

Return flights

13 Sep - 21 Sep	Cathay Pacific
07 Sep - 25 Sep	Cathay Pacific
06 Sep - 21 Sep	Cathay Pacific
21 Sep - 06 Oct	Etihad Airways
18 Sep - 30 Sep	Etihad Airways
30 Sep - 14 Oct	Etihad Airways
27 Sep - 05 Oct	Etihad Airways
10 Sep - 15 Oct	Turkish Airlines

Also check the deals for one-way flights from New York to Colombo 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.

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Cheapest return flights from New York to Colombo in September from 708€

Return flights