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

Return flights

29 Jul - 06 Aug	Air Canada
29 Jul - 05 Aug	Air Canada
30 Jul - 05 Aug	Air Canada
30 Jul - 21 Aug	Icelandair
28 Jul - 27 Aug	Icelandair
29 Jul - 26 Aug	Icelandair
27 Jul - 18 Aug	Icelandair
23 Jul - 05 Aug	Air Canada
25 Jul - 26 Aug	FrenchBee
30 Jul - 13 Aug	Icelandair
21 Jul - 23 Jul	Air Canada
21 Jul - 24 Jul	SWISS
22 Jul - 26 Jul	SWISS
23 Jul - 24 Jul	SWISS
25 Jul - 31 Jul	FrenchBee
26 Jul - 31 Jul	FrenchBee
23 Jul - 27 Jul	SWISS
23 Jul - 28 Jul	SWISS
22 Jul - 28 Jul	Icelandair
23 Jul - 26 Jul	Lufthansa

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

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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Cheapest return flights from Newark to London in July from $469

Return flights