Heathrow → Detroit flight delays
HEATHROW → DETROIT · all airlines · 735 flights · May 2025 – April 2026 · source: UK CAA
This route is delayed
19%of the time, by +59 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
81%
Delayed 3h+
1.2%
Cancelled
0.5%
Avg when late
+59m
Were you delayed 3+ hours on this route?
About 1.2% of these flights land 3h+ late. If yours did, under UK261 you could be owed up to £520 — and you can claim it yourself for free. Check if you're owed →
When does HEATHROW → DETROIT run late?
24
14
13
12
11
21
15
27
15
25
25
29
J
F
M
A
M
J
J
A
S
O
N
D
Delays peak in December (29% late).
Frequently asked
How often is the Heathrow to Detroit flight delayed?
About 19% of HEATHROW → DETROIT flights arrive late (15+ minutes), by an average of 59 minutes when they do, based on 735 flights in May 2025 – April 2026.
What is the worst month for delays on HEATHROW → DETROIT?
December is the worst, with 29% of flights delayed, while May is the most reliable at 11%.
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