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

Return flights

13 Mar - 19 Mar	Ryanair
06 Mar - 09 Mar	Ryanair
02 Mar - 10 Mar	easyJet
26 Mar - 02 Apr	easyJet
28 Mar - 04 Apr	Ryanair
03 Mar - 10 Mar	easyJet
02 Mar - 08 Mar	easyJet
02 Mar - 11 Mar	easyJet
02 Mar - 23 Mar	easyJet
13 Mar - 22 Mar	Ryanair
18 Mar - 22 Mar	Ryanair
08 Mar - 10 Mar	easyJet
03 Mar - 15 Apr	easyJet
31 Mar - 09 Apr	Ryanair
28 Mar - 07 Apr	Ryanair
27 Mar - 06 Apr	Ryanair
31 Mar - 22 Apr	Ryanair
30 Mar - 21 Apr	Ryanair
30 Mar - 13 Apr	Ryanair
24 Mar - 07 Apr	Ryanair

Also check the deals for one-way flights from London to Newark 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 London to Newark in March from $681

Return flights