AirHint found the following cheapest one-way flights from New York (LGA) to London (LGW) in April 2026 (see full year).

One-Way flights

27 Apr	Porter Airlines (Canada) Ltd
22 Apr	Air Transat
23 Apr	Air Transat
09 Apr	Air Transat
10 Apr	Air Transat
12 Apr	Air Transat
16 Apr	Air Transat
08 Apr	Air Transat
20 Apr	Air Transat
24 Apr	Air Transat

Also check the deals for return flights from New York 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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest one-way flights from New York to London in April from $697

One-Way flights