The Accor-owned hotel technology group that includes the AvailPro and FastBooking platforms analyzed the online distribution performance of more than 200 different channels for 680 properties in Europe between 2014 and 2018.

The average cancelation rate in 2014 was 32.9 percent and increased to 39.6 percent in 2018. It reached a high of 41.3 percent in 2017.

Booking Holdings (owner of Booking.com) had the highest cancellation rate of the online travel agencies, coming in at 50 percent in 2018 and at an increase of 6.4 percent over four years. Expedia Group (Hotels.com and Expedia) was markedly lower at 26.1 percent in 2018 but still up 6 percent since 2014.