Cheapest return EWR–CUN flights, September

AirHint found the following cheapest return flights from Newark (EWR) to Cancun (CUN) in September 2026 (see full year).

Return flights

16 Sep - 22 Sep United direct
28 Sep - 02 Oct United direct
29 Sep - 06 Oct United direct
21 Sep - 23 Sep jetBlue direct
27 Sep - 21 Oct jetBlue direct
26 Sep - 03 Oct United
24 Sep - 29 Sep United
19 Sep - 23 Sep United
30 Sep - 03 Oct United
09 Sep - 14 Sep United
09 Sep - 18 Sep United
16 Sep - 21 Sep United direct
05 Sep - 11 Sep Delta
17 Sep - 21 Sep Delta
27 Sep - 03 Oct Delta
03 Sep - 08 Sep Frontier Airlines
30 Sep - 04 Oct United

Also check the deals for one-way flights from Newark to Cancun in September.

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