Heathrow → Perth (Australia) flight delays
HEATHROW → PERTH-AUSTRALIA · all airlines · 734 flights · May 2025 – April 2026 · source: UK CAA
This route is delayed
16%of the time, by +101 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
84%
Delayed 3h+
2.8%
Cancelled
1.1%
Avg when late
+101m
Were you delayed 3+ hours on this route?
About 2.8% 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 → PERTH-AUSTRALIA run late?
18
4
11
17
13
23
21
23
23
19
12
11
J
F
M
A
M
J
J
A
S
O
N
D
Delays peak in June (23% late).
Frequently asked
How often is the Heathrow to Perth (Australia) flight delayed?
About 16% of HEATHROW → PERTH-AUSTRALIA flights arrive late (15+ minutes), by an average of 101 minutes when they do, based on 734 flights in May 2025 – April 2026.
What is the worst month for delays on HEATHROW → PERTH-AUSTRALIA?
June is the worst, with 23% of flights delayed, while February is the most reliable at 4%.
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