Heathrow → New York (JF Kennedy) flight delays
HEATHROW → NEW-YORK-JF-KENNEDY · all airlines · 15,018 flights · June 2025 – May 2026 · source: UK CAA
This route is delayed
18%of the time, by +61 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
82%
Delayed 3h+
0.8%
Cancelled
2.6%
Avg when late
+61m
Were you delayed 3+ hours on this route?
About 0.8% of these flights land 3h+ late. If yours did, under UK261 you could be owed up to £520. Check if you're owed →
When does HEATHROW → NEW-YORK-JF-KENNEDY run late?
18
15
12
14
18
20
25
18
17
17
16
23
J
F
M
A
M
J
J
A
S
O
N
D
Delays peak in July (25% late).
Which airline is most punctual on HEATHROW → NEW-YORK-JF-KENNEDY?
Jetblue Airways Corporationdelayed 16%
British Airways Plcdelayed 17%
American Airlinesdelayed 19%
Virgin Atlantic Airways Ltddelayed 19%
Virgin Atlantic Internationaldelayed 19%
Delta Airlinesdelayed 21%
Frequently asked
How often is the Heathrow to New York (JF Kennedy) flight delayed?
About 18% of HEATHROW → NEW-YORK-JF-KENNEDY flights arrive late (15+ minutes), by an average of 61 minutes when they do, based on 15,018 flights in June 2025 – May 2026.
Which airline is most punctual on HEATHROW → NEW-YORK-JF-KENNEDY?
Jetblue Airways Corporation, delayed 16% of the time — the best of the 6 airlines flying this route.
What is the worst month for delays on HEATHROW → NEW-YORK-JF-KENNEDY?
July is the worst, with 25% of flights delayed, while March is the most reliable at 12%.
Airport overviews