Cheapest return SNN–JFK flights, September

AirHint found the following cheapest return flights from Shannon (SNN) to New York (JFK) in September 2026 (see full year).

Return flights

17 Sep - 30 Sep British Airways
24 Sep - 01 Oct British Airways
29 Sep - 06 Oct British Airways
10 Sep - 13 Sep Iberia direct
14 Sep - 22 Sep Iberia direct
18 Sep - 25 Sep Iberia direct
10 Sep - 14 Sep Iberia direct
11 Sep - 18 Sep American Airlines direct
18 Sep - 21 Sep American Airlines
18 Sep - 27 Sep Iberia direct
17 Sep - 22 Sep Iberia direct
02 Sep - 09 Sep Iberia direct
29 Sep - 06 Oct Aer Lingus direct
11 Sep - 15 Oct Aer Lingus direct
24 Sep - 01 Oct Aer Lingus direct

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

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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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