Cheapest return flights from New York to Porto in September from 837€

AirHint found the following cheapest return flights from New York (LGA) to Porto (OPO) in September 2026 (see full year).

Return flights

10 Sep - 14 Sep Porter Airlines (Canada) Ltd
14 Sep - 28 Sep Air Transat
03 Sep - 19 Sep Air Transat
01 Sep - 08 Sep American Airlines
08 Sep - 15 Sep American Airlines
15 Sep - 22 Sep American Airlines
08 Sep - 22 Sep United
29 Sep - 06 Oct Air Canada
29 Sep - 13 Oct Air Canada
22 Sep - 10 Oct Air Canada
04 Sep - 09 Sep Air Canada
18 Sep - 23 Sep Lufthansa
24 Sep - 28 Sep United

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

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