AirHint found the following cheapest return flights from Southend (SEN) to New York (JFK) in August 2025 (see full year).

Return flights

29 Aug - 12 Sep	easyJet
29 Aug - 05 Sep	easyJet
29 Aug - 07 Sep	easyJet
29 Aug - 14 Sep	easyJet
22 Aug - 05 Sep	easyJet
25 Aug - 07 Sep	easyJet
29 Aug - 31 Aug	easyJet
24 Aug - 05 Sep	easyJet
24 Aug - 07 Sep	easyJet
18 Aug - 21 Aug	easyJet
18 Aug - 24 Aug	easyJet
22 Aug - 24 Aug	easyJet
31 Aug - 07 Sep	easyJet
17 Aug - 21 Aug	easyJet
15 Aug - 07 Sep	easyJet
17 Aug - 24 Aug	easyJet
08 Aug - 10 Aug	easyJet
22 Aug - 31 Aug	easyJet
18 Aug - 28 Aug	easyJet
25 Aug - 31 Aug	easyJet

Also check the deals for one-way flights from Southend to New York in August.

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 Southend to New York in August from $474

Return flights