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

Return flights

03 Mar - 10 Mar	TAP
20 Mar - 22 Mar	Scandinavian Airlines
12 Mar - 15 Mar	Scandinavian Airlines
02 Mar - 12 Mar	TAP
17 Mar - 24 Mar	TAP
18 Mar - 25 Mar	SWISS
05 Mar - 08 Mar	Scandinavian Airlines
18 Mar - 24 Mar	Air Canada
04 Mar - 11 Mar	American Airlines
02 Mar - 09 Mar	Air Canada
28 Mar - 10 Apr	Air Canada
27 Mar - 03 Apr	Air Canada
25 Mar - 05 Apr	Air Canada
23 Mar - 14 Apr	Icelandair
24 Mar - 07 Apr	Lufthansa	direct
24 Mar - 01 Apr	Lufthansa	direct
24 Mar - 13 Apr	Icelandair
24 Mar - 12 Apr	Icelandair
22 Mar - 02 Apr	Air Canada
30 Mar - 05 Apr	Air Canada

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

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 March from 367€

Return flights