You both notice the ominous "SSSS" on your boarding pass, a hiccup in your travel journey. But what happens next? What do those four letters mean, and how did they get on your boarding pass?

For the first time, security footage obtained by ABC News shows the moment an alleged stowaway sneaked onto a transatlantic ...

Holidaymakers across the globe are beginning to realise what 'SSSS' means on their boarding pass - and some have even dubbed it the 'kiss of death.' One jetsetter, Jordyn Verzera, was left ...

Deemed “the kiss of death” by frequent flyers, the “SSSS” stamp is a boarding pass code that’s less useful to fraudsters, but more troubling to folks running late to their gates.

Plane passengers are calling the 'SSSS' code on boarding passes a 'kiss of death' after finding out what it means. Just getting to the airport is stressful enough, arriving four hours early 'in case' ...

Next time you're preparing for a trip to the United States, take a close look at your boarding pass. If you spot “SSSS” printed in the bottom corner, you might be in for a longer wait at ...

For example, you might fly Delta, but credit your miles to ... For example, if you want to know what it means when you see "SSSS" on your boarding pass, plan to spend some extra time in the ...

According to Metro, receiving an ‘SSSS’ boarding pass often prevents you from accessing the pass from your phone, which means that you need to print it from a kiosk at the airport or get it ...

Travel Republic has shed light on the mystery of the 'SSSS' stamp that appears on certain boarding passes, offering tips to sidestep airport stress, reports the Express. The 'SSSS' mark stands for ...