On arrival, 32% of flights were delayed and showed an average delay per delayed flight of 32 minutes compared to 25 minutes in March 2014. The average delay per flight increased to 9 minutes with reactionary and airline delay increasing by 1 and 0.5 minutes per flight respectively. Seasonal weather (mainly strong wind, snow and low visibility) impacted airport operations, particularly at Amsterdam, London Heathrow, Zurich, Oslo Gardermoen airports. Istanbul Atatürk and Sabiha Gökçen airports continue to experience airport capacity delays. An Italian industrial action on 20 March resulted in approximately 4,500 minutes of airport ATFM delay. Industrial action at Lufthansa between 18- 21 March caused approximately 855 flight cancellations. An 8-day strike at Norwegian Air Shuttle in March resulted in circa 110 fewer daily domestic flights.
All-causes delay to Air Transport in Europe for March 2015
In March 2015 preliminary data from airlines describing all-causes delay shows an average delay per delayed flight (ADD) of 28 minutes, an increase of 4 minutes when compared to March 2014. 35% of flights were delayed on departure (PDF >=5 minutes), this was an increase of 7 percentage points when compared to the same month in 2014.