Oops, it doesn't look like 'flight day' is a national day..

Other days

fiancee

Fiancee Day
one

One Day
lisp

Lisp Day
boy friend

Boy Friend Day
me

Me Day
lumpy rug

Lumpy Rug Day
bubble bath

Bubble Bath Day
kiss a ginger

Kiss A Ginger Day
latina equal pay

Latina Equal Pay Day
ride the wind

Ride The Wind Day