Heathrow → Luxembourg flight delays
HEATHROW → LUXEMBOURG · all airlines · 1,307 flights · May 2025 – April 2026 · source: UK CAA
This route is delayed
16%of the time, by +49 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+
0.2%
Cancelled
1%
Avg when late
+49m
Were you delayed 3+ hours on this route?
About 0.2% 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 → LUXEMBOURG run late?
17
6
8
6
11
24
17
21
32
19
15
23
J
F
M
A
M
J
J
A
S
O
N
D
Delays peak in September (32% late).
Frequently asked
How often is the Heathrow to Luxembourg flight delayed?
About 16% of HEATHROW → LUXEMBOURG flights arrive late (15+ minutes), by an average of 49 minutes when they do, based on 1,307 flights in May 2025 – April 2026.
What is the worst month for delays on HEATHROW → LUXEMBOURG?
September is the worst, with 32% of flights delayed, while February is the most reliable at 6%.
Airport overviews