I think that all flights in Europe I've taken with low cost airlines had both front and back entries (and exits). My memory good back to maybe 10 years and 4-10

I think that all flights in Europe I've taken with low cost airlines had both front and back entries (and exits). My memory good back to maybe 10 years and 4-10 flights a year. I used to fly much, much more but I do not remember that far in the past.