You know you're going to have to take them off at the security checkpoint, and unless it's negative-something degrees outside, we suggest wearing comfortable flats that can slip on and off. Don't forget to bring fuzzy socks on the plane with you, it gets cold.
Clockwise:
Jeffrey Campbell, $145 ;
Veeshoo, $150 ;
Joshua Sanders, $440 ;
Stella McCartney, $600 ;
Manebi, $130