Why you never want to see these four letters on your boarding pass?

What Is “Secondary Security Screening Selection” (SSSS)? According to the TSA, any passenger with the four-letter code on their boarding pass can be swabbed for residue of illegal substances, such as drugs or explosives. Those passengers will also face additional questioning over travel plans and previous trips.



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A Secondary Security Screening Selection or SSSS designation on your boarding pass means that you've been picked for a secondary security screening. The Transportation Security Administration (TSA) may select passengers for SSSS on flights from, to and within the U.S.

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TSA doesn't publish specific guidelines on why certain passengers get SSSS markings on their boarding passes. Anecdotally, passengers with unusual travel patterns, one-way international flights and travelers to certain countries get it the most. It is also possible that TSA assigns SSSS markings randomly.

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There are signs that will indicate you have been flagged for additional screenings: You were not able to print a boarding pass from an airline ticketing kiosk or from the internet. You were denied or delayed boarding. A ticket agent “called someone” before handing you a boarding pass.

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SSSS is NOT about immigration but about another security search immediatoy before you board the plane.

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A Southwest boarding group (either A, B, or C) and position (1-60) will be assigned to you at check-in and it'll be printed on your boarding pass. Group A boards first, then group B, and afterwards group C. If you end up with A1, then it's your lucky day — you'll likely get to be the first passenger on the plane.

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An “A” or “F” mean first-class treatment, while a “B” often means you're more likely to get upgraded than if you have a “Q” or a “Y” on your ticket—the latter two are typically the cheapest economy fares.

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Four-digit numbers in the range 3000 to 5999 typically represent regional affiliate flights, while numbers larger than 6000 are generally codeshare numbers for flights operated by different airlines or even railways. Takedown request View complete answer on en.wikipedia.org.

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You're Deemed Suspicious Prior to Check-In There is an extensive list of about 92 of these behaviors in the U.S., but the most common ones are: Paying for any of your tickets in cash. Booking only a one-way ticket out of the country. Booking your ticket extremely last-minute.

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The U.S. Department of Homeland Security (DHS) usually requests applicants to give out a list of all their usernames on social networks, such as Facebook, Twitter, Flickr, Instagram, and LinkedIn.

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If you're flying internationally, you may need to go through a second security screening before your flight: immigration. All you'll need to do here is show your passport and follow the instructions from the immigration staff. This is the last step before you can walk to your gate for your flight.

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The TSA largely looks for physical evidence that a passenger could be a threat, so they'll generally have no reason to search through the data on your phone. After all, they're the Transportation Security Agency, not a detective agency. Even if they did have reason to want to access your phone, they'd need a warrant.

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