Two travelers from Arizona speak to Fox News Digital about the four letters "SSSS" that may be printed on your airline boarding pass. A travel hack has taken over the internet with social media users discussing this risky trick. "Check-in chicken" consists of flyers waiting until check-in is almost closed until booking a seat.

The gamble is that left-over seats that are more desirable, such as extra legroom or an exit row, will be assigned. AMERICAN AIRLINES EXPANDS 'GATE LICE' CRACKDOWN TO MORE THAN 100 AIRPORTS One travel influencer who promotes cheap travel hacks posted on TikTok her experience with airlines in relation to "check-in chicken." A new air travel trend, "check-in chicken," has flyers getting better seats for free while waiting out the seat selection process.

(iStock) "They pawn off the middle seats or the back of the plane in the hope that you will then pay to change your seat," the user said in her video. She says, "If you sit tight and wait, what you will see is they all start to go, and the only ones left are the extra legroom seats and the ones at front of the plane ." Also known as "check-in-chicken," said the text added to the video.

NEW TRAVEL TREND HAS AMERICANS CHASING FOUNTAIN OF YOUTH The user said it's good to check in to see the "lay of the land" without selecting a seat, but to keep checking in order to make sure you get a seat. Adam Duckworth, Travelmation's president and founder, advises against trying "check-in-chicken." (iStock) Fox News Digi.