Airport Disruption Odds

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

Of 697 scheduled flights between Glasgow and Keflavik in 2025, 1.1% (95% range 0.6%–2.2%) were cancelled (7) or at least 3 hours late (about 1) — roughly 1 in 87. That is worse than 50% of 834 busy UK routes (median 1.1%). The route is 1,347 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

1.1%3+ hours late or cancelled
1 in 87flights
£220UK261 per passenger if the airline is at fault

The route in 2025

Scheduled flights (both directions)697
Cancelled7
Operated but 3 hours or more lateabout 1
On time or within 15 minutes82% of operated flights
Average delay of operated flights9 minutes
Distance1,347 km (great circle, GLA–KEF)

By direction

DirectionScheduled flights3h+ late or cancelled95% range
From Glasgow3480.9%0.3%–2.5%
To Glasgow3491.4%0.6%–3.3%

Operated by Icelandair (683 scheduled flights).

What you may be owed

DistanceDelay at arrivalUK261 compensation
1,347 km3 hours or more, or a cancellation less than 14 days ahead£220 per passenger

Caveats

CAA destination name: Keflavik.