April is the cheapest month to fly this route, with average fares around $541 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| April 2026 | $541 | $472 | Best | |
| May 2026 | $686 | $548 | ||
| June 2026 | $774 | $667 | Peak |
Departing on Tuesday offers the lowest average fares at $611. Friday departures are the most expensive at $744, a difference of $133.
The best time to fly is April. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from New York to London is April, with average round-trip fares around $541. The lowest fare found in April is $472.
Tuesday departures are the cheapest, averaging $611 round trip. The most expensive day is Friday at $744.
Based on current pricing trends, booking for April travel offers the best value. Avoid June if possible, as fares average $774 compared to $541 in the cheapest month. May is a solid middle-ground option at $686.
Flying in April instead of June can save you approximately $233 per round trip. The cheapest month averages $541 while the most expensive averages $774.
Airlines, flight times, price calendar, and more for New York to London
View JFK → LHR Details