Punctuality statistics are calculated for selected UK Airports
The information contained in these reports have been compiled from various sources of data. CAA validates this data however, no warranty is given as to its accuracy, integrity or reliability. CAA cannot accept liability for any financial loss caused by a person’s reliance on any of these statistics. No statistical data provided by CAA may be sold on to a third party. CAA insists that they are referenced in any publication that makes reference to CAA Statistics.
We have introduced a new method for calculating the measure of punctuality to enhance the quality and improve the relevance to users of the data.
Further information and supporting notes
How to contact us
If you have feedback on our published reports contact Aviation.Intelligence@caa.co.uk. You will receive an automated reply confirming that we have received your comments.
We review every comment that we receive and, if significant issues are found with our published reporting, reports will be amended and re-published. Unfortunately, we are unable to respond to individual queries.
19 March 2026: Due to technical issues, January On Time Performance Table is temporarily unavailable. The file will be added as soon as the issue is resolved.
- Cancelled flights are defined as the non-operation of a previously planned flight, announced less than 24 hours before or after its scheduled departure time.
- The ‘Total Flights’ column includes operated flights, cancelled flights and flights unmatched (flights that have not been cancelled and the scheduled gate time has not been provided).
- Top 50 Airlines is based on the number of flights operated during the current period.
- For the purposes of this publication, airlines and their respective subsidiaries have been consolidated.
- Please note, unforeseen events such as severe weather conditions, technical issues, or other extraordinary circumstances beyond airports and airlines control may impact flight schedules. These disruptions do not necessarily reflect the long-term performance or reliability of the airline or airport.