Cheapest return flights from London to Newark in September from $415

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

Return flights

28 Sep - 15 Oct Scandinavian Airlines
09 Sep - 23 Sep Brussels Airlines direct
27 Sep - 04 Oct Scandinavian Airlines
09 Sep - 28 Sep SWISS
18 Sep - 21 Sep Scandinavian Airlines
27 Sep - 06 Oct Scandinavian Airlines
16 Sep - 29 Oct Scandinavian Airlines
15 Sep - 22 Oct Aer Lingus
23 Sep - 29 Sep Aer Lingus
15 Sep - 22 Sep Aer Lingus
22 Sep - 30 Sep Aer Lingus
10 Sep - 15 Sep Aer Lingus
27 Sep - 13 Oct Scandinavian Airlines
28 Sep - 13 Oct Scandinavian Airlines
22 Sep - 01 Oct Aer Lingus
10 Sep - 24 Sep Aer Lingus
25 Sep - 29 Sep TAP
08 Sep - 16 Sep Aer Lingus
16 Sep - 01 Oct Aer Lingus
23 Sep - 11 Oct Austrian Airlines

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