Know what you can and can't take through security and onto your flight.
Heathrow has upgraded its security scanners. You can now keep liquids and large electronic items in your cabin bag, so getting through security is quicker and easier.
When you travel through Heathrow, you can:
Not all airports use the same security equipment. If you're flying from another UK or international airport, check the local security rules before you travel. Liquid limits and security checks may be different.
Some items aren't allowed on an aircraft, while others can't be carried in your cabin bag. Check the rules before you travel and leave banned items at home.
Your baggage allowance depends on your airline, ticket, destination and cabin class. Check your airline's baggage rules before you travel.
Find out what to do if your baggage is lost, delayed or damaged.
More about lost or delayed bags