Cheapest return flights from Newark to London in September from $527

Best time to book flights for Newark (EWR) to London (LGW) flights at AirHint

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

Return flights

22 Sep - 29 Sep TAP
18 Sep - 30 Sep TAP
05 Sep - 26 Sep Icelandair
17 Sep - 24 Sep TAP
14 Sep - 30 Sep Icelandair
22 Sep - 02 Oct FrenchBee
14 Sep - 28 Sep Icelandair
07 Sep - 22 Sep Icelandair
09 Sep - 23 Sep Icelandair
02 Sep - 09 Sep Icelandair
02 Sep - 23 Sep Icelandair
04 Sep - 24 Oct TAP
26 Sep - 10 Oct TAP
08 Sep - 03 Oct TAP

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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