AirHint found the following cheapest return flights from Newark (EWR) to Havana (HAV) in September 2025 (see full year).

Return flights

15 Sep - 22 Sep	United
18 Sep - 29 Sep	United
08 Sep - 23 Sep	Delta
18 Sep - 28 Sep	United
25 Sep - 04 Oct	United
19 Sep - 28 Sep	United
26 Sep - 04 Oct	United
08 Sep - 11 Sep	United
14 Sep - 20 Sep	United
20 Sep - 30 Sep	Delta

Also check the deals for one-way flights from Newark to Havana 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 Newark to Havana in September from $402

Return flights