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International Travel guides
Practical guidance about international travel, with relevant airline rules, restrictions, and packing decisions in one place.
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Food in Carry-On: US Screening and Separate Travel Checks
Use US food and liquid screening instructions separately from airline meals, food storage and agricultural import requirements. Check exact products.
What Size Is a Carry-On Bag? The Real Answer (2026)
No universal carry-on standard exists. US airlines use 22×14×9 in, EU airlines 55×40×23 cm, Asian carriers often 55×40×20 cm. Here's how to choose.
Can You Do Carry-On Only on International Flights?
Plan carry-on-only international travel across different airline allowances, security checkpoints and laundry arrangements.
International Carry-On Rules: What Changes When You Fly Abroad
Compare operating airlines, cabin classes and fares on an international trip. Check airport security separately at departure and each connection.
Can You Bring a Beard Trimmer on a Plane? Yes
Electric beard trimmers, shavers, and hair clippers are allowed in carry-on and checked bags. Here's what to know about voltage and travel lock.
Can You Bring a Curling Iron on a Plane? Yes, Usually
Corded curling irons are allowed in carry-on and checked bags. Butane cartridges are banned. Here's what to know about voltage and cordless tools.
Can You Bring a Hair Straightener on a Plane? Yes
Corded hair straighteners are allowed in carry-on and checked bags with no restrictions. Voltage compatibility is the main issue for international travel.
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 Rice Cooker on a Plane?
Rice cookers are not prohibited items. Checked baggage is the practical option. Learn TSA rules, packing tips, and what to know for international flights.
Can You Bring a Sandwich on a Plane?
Yes — solid food is allowed in carry-on bags. Learn TSA rules for sandwiches, spreads, and what to watch out for on international flights.
Can You Bring Birth Control on a Plane?
Pills, patches, rings, injections, and emergency contraception — what's allowed in carry-on and checked luggage, plus tips for international travel.
Can You Bring CBD Oil on a Plane? Complex Rules
Hemp CBD on US domestic flights is a gray area. International travel with CBD carries serious legal risk. Rules by country and what to avoid.
Can You Bring Cheese on a Plane?
Hard vs soft cheese rules for carry-on, liquid rules for brie and cream cheese, and customs restrictions for international cheese travel.
Can You Bring Condoms on a Plane?
Condoms are allowed on planes with no restrictions. Lubricant is a liquid subject to the 100 ml carry-on rule. Here is what to know before you fly.
Can You Bring Vegetables and Fruit on a Plane?
Fresh fruit and veg pass airport security everywhere. Customs rules on arrival are what matter — especially for international flights to the US, EU, Australia