AirHint found the following cheapest return flights from Newark (EWR) to London (LTN) in April 2026 (see full year).

Return flights

23 Apr - 29 Apr	Air Canada
12 Apr - 19 Apr	Air Canada
21 Apr - 06 May	Air Canada
13 Apr - 19 Apr	Air Canada
22 Apr - 29 Apr	Air Canada
07 Apr - 14 Apr	Air Canada
15 Apr - 23 Apr	Air Canada
17 Apr - 22 Apr	Air Canada
08 Apr - 15 Apr	Air Canada
01 Apr - 08 Apr	Air Canada
01 Apr - 06 Apr	Air Canada
30 Apr - 05 May	Aer Lingus
24 Apr - 01 May	Air Canada
26 Apr - 03 May	Aer Lingus
27 Apr - 11 May	SWISS
26 Apr - 06 May	TAP
23 Apr - 02 May	Aer Lingus
24 Apr - 02 May	Icelandair
30 Apr - 07 May	Iberia
28 Apr - 10 May	Iberia

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

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 April from $396

Return flights