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

Return flights

03 Mar - 17 Mar	TAP
03 Mar - 10 Mar	TAP
12 Mar - 19 Mar	TAP
04 Mar - 11 Mar	TAP
18 Mar - 22 Mar	TAP
09 Mar - 13 Mar	Icelandair
14 Mar - 23 Mar	TAP
31 Mar - 08 Apr	TAP
09 Mar - 14 Mar	TAP
20 Mar - 25 Mar	TAP
08 Mar - 14 Mar	TAP
31 Mar - 07 Apr	TAP
18 Mar - 11 Apr	TAP
19 Mar - 11 Apr	TAP
27 Mar - 11 Apr	TAP
28 Mar - 10 Apr	TAP
27 Mar - 12 Apr	TAP
28 Mar - 05 Apr	TAP
27 Mar - 04 Apr	TAP
28 Mar - 04 Apr	TAP

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 370€

Return flights