Heathrow → Helsinki flight delays
HEATHROW → HELSINKI · all airlines · 3,624 flights · May 2025 – April 2026 · source: UK CAA
This route is delayed
22%of the time, by +41 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
78%
Delayed 3h+
0.1%
Cancelled
3.9%
Avg when late
+41m
Were you delayed 3+ hours on this route?
About 0.1% 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 → HELSINKI run late?
34
33
11
7
10
22
23
21
26
19
26
38
J
F
M
A
M
J
J
A
S
O
N
D
Delays peak in December (38% late).
Frequently asked
How often is the Heathrow to Helsinki flight delayed?
About 22% of HEATHROW → HELSINKI flights arrive late (15+ minutes), by an average of 41 minutes when they do, based on 3,624 flights in May 2025 – April 2026.
What is the worst month for delays on HEATHROW → HELSINKI?
December is the worst, with 38% of flights delayed, while April is the most reliable at 7%.
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