FORT WORTH, Texas — Donald Smith is on a quest to crack some codes. Not the kind of codes that involve espionage or international intrigue or even computer geekdom. Rather, Smith is investigating the ...

You may have noticed a three letter acronym on your plane ticket, or next to your departure and arrival city when you’re booking your flight online. Maybe you even refer to your airport as a ...

It’s one of those things that you’ve perhaps never explicitly thought about, but it may have tickled the back of your mind a few times as you make airplane reservations or stare at a departure screen.

Anytime I use a certain three letters to described Orange County’s airport, I get splattered with aviation alphabet soup. The grumbling usually starts when we have a story referring to John Wayne ...

Gaya International Airport is staying "GAY." The airport in Gaya, India will keep its three-letter code despite numerous requests to change it, including from a conservative lawmaker and Air India.