Cheapest return flights from Newark to London in September from $387

AirHint found the following cheapest return flights from Newark (EWR) to London (LHR) in September 2025 (see full year).

Return flights

25 Sep - 15 Oct TAP
25 Sep - 02 Oct TAP
09 Sep - 23 Sep TAP
25 Sep - 01 Oct TAP
19 Sep - 21 Sep Scandinavian Airlines
20 Sep - 22 Sep Scandinavian Airlines
06 Sep - 08 Sep Scandinavian Airlines
13 Sep - 15 Sep Scandinavian Airlines
19 Sep - 22 Sep Scandinavian Airlines
27 Sep - 28 Sep Scandinavian Airlines
05 Sep - 08 Sep Scandinavian Airlines
23 Sep - 21 Oct TAP
18 Sep - 23 Sep Air Canada
24 Sep - 01 Oct TAP
27 Sep - 11 Oct Aer Lingus
24 Sep - 14 Oct Aer Lingus
24 Sep - 10 Oct Aer Lingus
06 Sep - 24 Sep Aer Lingus
26 Sep - 07 Oct Aer Lingus
29 Sep - 08 Oct Aer Lingus

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

Skyscanner

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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