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LHR to JFK

London to New York flights

Flights from London Heathrow (LHR) to New York (JFK) cover 5,540 km. 14,441 flights flew between them in the last 12 months of UK Civil Aviation Authority figures; 80% were on time across 5 airlines.

14,441
flights, August 2025 to July 2026
80%
on time (within 15 min)
3%
cancelled
+13 min
average delay

Both directions together. On time means within 15 minutes of schedule, counted over every scheduled flight to and from the UK airport, including cancelled ones (the CAA's definition).

Airlines on this route

AirlineFlightsOn timeCancelledAverage delay
British Airways5,74981%2.6%10 min
Virgin Atlantic Airways3,55378%3%13 min
American Airlines2,26678%5.1%18 min
JetBlue Airways1,44082%1.3%10 min
Delta Air Lines1,43277%2.7%15 min

Month by month

Over the last 12 months, London and New York ran best in March 2026 (84.8% on time) and worst in July 2026 (72%).

Share of flights on time, by month (UK Civil Aviation Authority). Green is the best month, orange the worst.
See the figures
MonthOn timeCancelledFlights
August 202580%1.6%1,353
September 202581%2%1,319
October 202582%0.5%1,315
November 202584%0.7%1,131
December 202573%3.9%1,104
January 202677%5.8%1,048
February 202676%10%933
March 202685%2.9%1,158
April 202684%2.4%1,214
May 202680%1.7%1,375
June 202678%2.1%1,265
July 202672%4.6%1,226

Source: UK Civil Aviation Authority punctuality statistics, August 2025 to July 2026. Contains UK Civil Aviation Authority data. Figures describe the past and do not predict a future flight.

More about London Heathrow (LHR) and New York (JFK).

Questions and answers

How often are flights between London and New York on time?
79.5% of 14,441 flights were on time (within 15 minutes) over the last 12 months of UK Civil Aviation Authority figures, and 3% were cancelled.
Which airline is most punctual between London and New York?
JetBlue Airways, with 82.4% on time. Delta Air Lines was the least punctual at 77.4%.
What is the best month to fly between London and New York?
Over the last 12 months, London and New York ran best in March 2026 (84.8% on time) and worst in July 2026 (72%).

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