Cheapest return EWR–LHR flights, September

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

Return flights

18 Sep - 20 Sep Scandinavian Airlines
05 Sep - 06 Sep Scandinavian Airlines
10 Sep - 11 Oct Icelandair
10 Sep - 26 Sep Icelandair
25 Sep - 30 Sep Icelandair
11 Sep - 18 Sep Icelandair
09 Sep - 23 Sep Icelandair
01 Sep - 20 Sep Icelandair
12 Sep - 25 Sep Icelandair
20 Sep - 28 Sep Icelandair
10 Sep - 20 Sep Icelandair
30 Sep - 25 Oct Icelandair
29 Sep - 27 Oct Icelandair
21 Sep - 21 Oct Icelandair
04 Sep - 31 Oct Icelandair
30 Sep - 07 Oct Icelandair
28 Sep - 04 Oct Icelandair
22 Sep - 05 Oct Icelandair
25 Sep - 02 Oct Icelandair
26 Sep - 03 Oct Icelandair

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

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