Do you go with the TSA recommended arrival times, which are more generous, or the airline times, which cut it a little closer? How early should you really arrive for your flight? Do you go with the TSA recommended arrival times, which are more generous, or the airline times, which cut it a little closer? Check out this story on ydr.com: http://usat.ly/2lkDgep This is the time of year when emptier airport terminals are making a lot of passengers question the conventional wisdom about check-in times. This is the time of year when emptier airport terminals are making a lot of passengers question the conventional wisdom about check-in times.