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

Return flights

03 Mar - 10 Mar	Icelandair
24 Mar - 31 Mar	Air Canada
30 Mar - 12 Apr	Air Canada
03 Mar - 11 Mar	Icelandair
01 Mar - 05 Mar	Lufthansa
20 Mar - 01 Apr	Air Canada
10 Mar - 24 Mar	Lufthansa
04 Mar - 08 Mar	Aer Lingus
09 Mar - 16 Mar	Lufthansa
04 Mar - 10 Mar	Austrian Airlines
11 Mar - 18 Mar	Austrian Airlines
10 Mar - 18 Mar	Austrian Airlines
30 Mar - 08 Apr	SWISS
26 Mar - 01 Apr	Air Canada
30 Mar - 09 Apr	SWISS
20 Mar - 19 Apr	TAP
24 Mar - 07 Apr	Icelandair
26 Mar - 03 Apr	Air Canada
31 Mar - 07 Apr	Austrian Airlines
24 Mar - 03 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 300€

Return flights