Airport Disruption Odds

London Stansted – Poznań: how often flights are 3+ hours late or cancelled

Of 1,193 scheduled flights between London Stansted and Poznań in 2025, 0.2% (95% range 0.0%–0.6%) were cancelled (1) or at least 3 hours late (about 1) — roughly 1 in 597. That is better than 97% of 834 busy UK routes (median 1.1%). The route is 1,131 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

0.2%3+ hours late or cancelled
1 in 597flights
£220UK261 per passenger if the airline is at fault

The route in 2025

Scheduled flights (both directions)1,193
Cancelled1
Operated but 3 hours or more lateabout 1
On time or within 15 minutes76% of operated flights
Average delay of operated flights13 minutes
Distance1,131 km (great circle, STN–POZ)

By direction

DirectionScheduled flights3h+ late or cancelled95% range
From London Stansted5960.2%0.0%–0.9%
To London Stansted5970.2%0.0%–0.9%

Operated by Ryanair (1,133 scheduled flights).

What you may be owed

DistanceDelay at arrivalUK261 compensation
1,131 km3 hours or more, or a cancellation less than 14 days ahead£220 per passenger

Weather is a frequent reason why no compensation is due: at London Stansted EUROCONTROL restricted arrivals for weather on 11% of days in 2018–2026.

Caveats

CAA destination name: Poznan.