Cheapest return flights from Newark to London in September from $495

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

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

Return flights

22 Sep - 01 Oct Icelandair
23 Sep - 07 Oct Icelandair
30 Sep - 07 Oct Icelandair
21 Sep - 25 Sep TAP
30 Sep - 06 Oct Icelandair
23 Sep - 29 Sep Icelandair
22 Sep - 25 Sep TAP
18 Sep - 22 Sep Icelandair
15 Sep - 22 Sep Icelandair
07 Sep - 22 Sep Icelandair
23 Sep - 30 Sep Icelandair
17 Sep - 21 Sep Icelandair
22 Sep - 26 Sep Icelandair
17 Sep - 24 Sep Icelandair
28 Sep - 04 Oct Icelandair
19 Sep - 14 Oct Icelandair
26 Sep - 07 Oct Icelandair
30 Sep - 06 Oct Finnair direct
26 Sep - 07 Oct Finnair direct
23 Sep - 07 Oct Finnair direct

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.

Book a cheap hotel in London

Cheap car rent in London