UK archive
Historical month profiles
which months were historically more disrupted — not a forecast
| Calendar month | Median disruption | Observed range |
|---|---|---|
| January | 25.74% | P10–P90: 18.25%–27.65% |
| February | 22.56% | P10–P90: 19.58%–24.65% |
| March | 22.32% | P10–P90: 19.41%–31.87% |
| April | 23.79% | P10–P90: 18.30%–32.07% |
| May | 27.92% | P10–P90: 23.83%–36.05% |
| June | 34.14% | P10–P90: 31.15%–46.43% |
| July | 41.81% | P10–P90: 34.29%–48.32% |
| August | 35.66% | P10–P90: 31.37%–41.92% |
| September | 38.95% | P10–P90: 27.87%–44.84% |
| October | 29.71% | P10–P90: 23.68%–34.66% |
| November | 21.43% | P10–P90: 17.17%–24.88% |
| December | 30.88% | P10–P90: 24.94%–41.57% |
historical distribution, not a forecast
Quick answers
What does this record cover?
Published CAA movements, with arrivals and departures kept separate.
Does this predict my flight?
No. Historical monthly aggregates cannot establish the outcome or circumstances of an individual flight.