Airport Disruption Odds

Glasgow – Islay: how often flights are 3+ hours late or cancelled

Of 1,241 scheduled flights between Glasgow and Islay in 2025, 5.9% (95% range 4.8%–7.4%) were cancelled (68) or at least 3 hours late (about 6) — roughly 1 in 17. That is worse than 98% of 834 busy UK routes (median 1.1%). The route is 116 km, so when the airline is at fault UK261 compensation is £220 per passenger. This is an upper estimate: weather and air traffic control problems give no right to compensation. Source: UK CAA.

Data: CAA punctuality statistics, calendar year 2025 (published 25 February 2026) · calculated 3 November 2026 · Methodology and sources

5.9%3+ hours late or cancelled
1 in 17flights
£220UK261 per passenger if the airline is at fault

The route in 2025

Scheduled flights (both directions)1,241
Cancelled68
Operated but 3 hours or more lateabout 6
On time or within 15 minutes77% of operated flights
Average delay of operated flights13 minutes
Distance116 km (great circle, GLA–ILY)

By direction

DirectionScheduled flights3h+ late or cancelled95% range
From Glasgow6225.4%3.9%–7.5%
To Glasgow6196.4%4.7%–8.6%

Operated by Loganair (1,241 scheduled flights).

What you may be owed

DistanceDelay at arrivalUK261 compensation
116 km3 hours or more, or a cancellation less than 14 days ahead£220 per passenger

Caveats

CAA destination name: Islay.