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airport security guides
A focused set of CarrySizer guides tagged airport security. Thin tag pages stay noindex until they have enough useful depth.
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Carry-On for First-Time Flyers: A Complete Beginner's Guide
New to flying? Learn what a carry-on is, how to measure your bag, what to pack, how security works, and the most common first-timer mistakes to avoid.
Carry-On Rules for First-Time Flyers: Complete Beginner's Guide
Everything a first-time flyer needs to know about carry-on bags: sizes, weight limits, liquids, security, and what to expect at the airport.
TSA Liquid Rules for Carry-On Bags (3-1-1 Rule Explained)
TSA 3-1-1 liquid rule: what counts as a liquid, container size limits, quart-bag requirement, and legal exemptions.
Airport Liquids Rules 2026: 100ml, CT Scanners & More
US 3-1-1, UK/EU 100ml, CT scanner exemptions, duty-free rules, medical and baby food exemptions — everything you need to know before security.
Airport Security Scanner Types: What They Mean for Your Bag
X-ray, CT, millimeter-wave, backscatter — how each airport security scanner works and what it means for liquids, electronics, and your carry-on bag.
Airport Security Tips: Get Through Faster
Cut your security time with the right prep: 3-1-1 liquids, TSA PreCheck, CLEAR, slip-on shoes, and the habits that separate fast travelers from slow ones.
Cabin Bag Locks and Airport Security: What You Need to Know
TSA-approved locks are for checked bags only. Here is how carry-on bag security works at airports in the US and EU, and what to use instead.
Can You Bring a Kindle on a Plane? Yes, All Types
Kindles and all e-readers are allowed on planes in carry-on and checked bags. No restrictions apply. Here's what to know about screening and in-flight use.
Can You Bring a Laptop Charger on a Plane?
Laptop chargers are fully allowed in carry-on and checked bags. Here's what to know about voltage, GaN chargers, and getting through security smoothly.
Can You Bring a Money Belt on a Plane?
Money belts are completely unrestricted on planes. RFID-blocking versions, neck pouches, and leg wallets all clear security easily. Cash declaration rules
Can You Bring a Pill Organizer on a Plane?
Pill organizers are allowed in carry-on and checked bags. TSA does not require original bottles or prescriptions. Key rules for US and international travel.
Can You Bring a Snow Globe on a Plane?
Snow globes contain liquid and are subject to the 3-1-1 rule. TSA bans globes larger than a tennis ball from carry-on. Here's what to know.
Can You Bring a Snow Globe on a Plane? (TSA & EU Rules)
Snow globes are restricted by liquid rules, not glass rules. Small snow globes under tennis-ball size may be allowed in carry-on (US only). Larger ones must be
Can You Bring a Tablet on a Plane? Yes, Easy
Tablets are fully allowed in carry-on and checked bags. No removal at security in most cases. Here's what to know about batteries, screening, and in-flight use.
Can You Bring a Thermos on a Plane? Rules for Carry-on
An empty thermos is always allowed in carry-on. A thermos with liquid over 100ml is not. Here is what to do before and after security.
Can You Bring a Yoga Mat on a Plane? Yes, Options
Yoga mats are allowed on planes but standard mats are too large for overhead bins. A foldable travel mat fits in your carry-on and is the best solution.
Can You Bring an Umbrella on a Plane? Yes, Carry-On
Umbrellas are allowed in carry-on and checked bags. Compact umbrellas are easiest. Full-size and golf umbrellas may not fit in overhead bins.
Can You Bring Coffee on a Plane? Beans, Grounds, Yes
Coffee beans and ground coffee are fully allowed in carry-on and checked bags. Brewed coffee is a liquid — the 100ml rule applies before security.
Can You Bring Hot Food on a Plane?
Temperature is not a TSA concern — hot food is allowed through security. But liquid-based foods like soup and curry face the 3-1-1 rule.
Can You Bring Marijuana on a Plane? TSA and Federal Rules
Marijuana is illegal under US federal law at all airports. TSA refers finds to law enforcement. State legalization does not apply at airports.
Can You Bring Matches on a Plane? One Book Only
One book of safety matches is allowed on your person only — not in carry-on or checked bags. Strike-anywhere matches are banned from all luggage.
Can You Bring Nail Clippers on a Plane? (2026 Rules)
Nail clippers are allowed in carry-on by TSA, EU, UK, and Australian security. Here's the full breakdown plus rules for nail scissors and cuticle tools.
Can You Bring Scissors on a Plane? (2026 Rules)
TSA allows scissors with blades under 4 inches. UK and EU ban blades over 6 cm. Australia bans all pointed scissors in cabin. Full country-by-country breakdown.
Can You Bring Tools on a Plane? (2026 TSA & EU Rules)
TSA allows tools under 7 inches in carry-on. EU and UK are stricter. Multi-tools with blades are always banned from carry-on. Full breakdown inside.
What Happens to Your Carry-On at Security
How airport security screens carry-on bags, what triggers extra checks, electronics and liquids rules, and the fastest way through the checkpoint.
What's Not Allowed in Carry-On Baggage: Full Guide
Complete list of items banned from carry-on bags: sharp objects, tools, firearms, oversized liquids, lithium batteries, and self-defense items. TSA vs EU rules.
Can You Bring a Water Bottle Through Airport Security?
Rules for bringing water bottles through airport security: empty bottles are allowed, where to fill after the checkpoint, and the best bottles for carry-on
Fastest Airport Security Tips for Carry-On Travelers
Get through airport security faster: slip-on shoes, pre-bagged liquids, TSA PreCheck, CLEAR biometrics, and lane selection tips that save real time.
How Long Does Airport Security Take? Wait Times by Airport
Security takes 10–45 minutes depending on the airport and time of day. Average wait times at Heathrow, JFK, LAX, and tips to clear security faster.
Liquid Rules for Carry-On Bags: The 100ml Rule Explained
The 100ml liquid rule applies in the EU, UK, and most of Asia. The US uses the 3-1-1 rule. Here's what counts as a liquid and what's exempt.
What Not to Pack in Your Carry-On: Prohibited and Ill-Advised Items
Complete list of what not to pack in your carry-on — not just banned items, but also risky valuables, fragile souvenirs, and things better left behind.