Worst in the skies? The airline with the most delays in 2025 has finally been revealed

Core Insights - The most delayed airline in 2025 is Ryanair, which shares the top spot with easyJet and Air France, each having 29% of their flights delayed [3][12]. Flight Data Overview - In 2025, Flighty users took over 22 million flights, resulting in a total of 78 million flying hours [2]. - Passengers lost approximately 3.9 million hours due to delays in 2025 [2]. Delay Rankings - Frontier Airlines ranked fourth with 28% of its flights delayed, making it the worst airline for delays in the United States [3][15]. - Lufthansa and Qantas tied for fifth place, each with 26% of flights delayed [3][15]. - KLM Royal Dutch, Air Canada, JetBlue Airways, and Southwest Airlines tied for tenth place, each with 25% of flights delayed [4][15]. Lost Time Metrics - Flighty introduced a "lost time" measure, indicating the time between a plane's scheduled arrival and when passengers exit the aircraft, affected by factors like runway congestion and taxi times [4][15]. - In 2025, about 30% of flights tracked were extended after landing, impacting around six million flights and resulting in an additional 1.4 million hours of waiting time [5][15]. - On average, passengers experienced an extra wait of 14 minutes per flight to reach the gate [5][15]. Upcoming Travel Disruptions - Major delays are anticipated during the festive travel period, with estimates suggesting one in three passengers may face flight delays [6][8]. - Strikes by airport workers, particularly at London Luton Airport, are expected to disrupt flight schedules [8][9]. - National Rail has confirmed planned engineering works during the festive season, which may also affect train passengers [10][15].