UK Flights: Prohibited Carry-On Items

Don't let prohibited items disrupt your travel plans. I've compiled a clear and concise guide to prohibited carry-on items on UK flights, helping you pack with confidence and avoid any unnecessary airport stress. Stay informed and travel seamlessly.
 

Carry-On Essentials: Navigating UK Flight Restrictions

Understanding Liquids in Your Carry-On

While the 100ml liquid rule is well-known, some items can be surprising. Here's a breakdown:

• Liquids Defined
  • This includes soups, sauces, and any similar consistency items.
  • Remember, if it's over 100ml and liquid, it must go in your checked luggage.
• Medications
  • Liquid medications over 100ml require prior notification to the airport.
  • For pills, use a clear, organized pill container for easy inspection.
• Duty-Free Samples
  • Sample sachets are considered liquids.
  • All liquids must fit within a 1-liter, 20x20cm clear, resealable bag, with individual containers under 100ml.
• Chemicals
  • Chemicals and toxic substances, including peroxides, are strictly prohibited in carry-on luggage.

Carry-On Food Restrictions

Planning to bring snacks? Here's what you need to know:

• Powders
  • Protein powders and similar items may be subject to weight checks.
  • Consider packing smaller portions or placing them in your checked luggage.
• Nut Butters
  • Nut butters are classified as liquids and must adhere to the 100ml rule.
• Soft Cheeses
  • Soft cheeses, like brie, are also considered liquids. Small portions within your liquids bag are generally acceptable.

Non-Liquid and Non-Food Carry-On Restrictions

Beyond liquids and food, here are other prohibited items:

• Camping Equipment
  • Tent pegs and similar sharp items are not allowed in carry-on luggage.
• Lighters
  • Only one cigarette lighter is permitted in carry-on luggage.
• Sporting Goods
  • Sporting equipment, including badminton racquets and fishing rods, must be placed in checked luggage.
• Tools
  • Tools such as drills, screwdrivers, and saws are prohibited in carry-on luggage.
• Flares and Explosives
  • Signal flares and any explosive or flammable materials are strictly prohibited.
  • Toy guns, or replica weapons are also prohibited.
• Bladed Items
  • Any blades or pointed objects exceeding 6cm, including certain costume accessories, must be placed in checked luggage.
• Drones
  • Check battery regulations (lithium batteries must be in carry-on).
  • Check local drone laws at your destination.
• Batteries
  • Lithium batteries are not permitted in checked luggage, they must be carried on.
  • Refer to CAA guidelines for specific battery regulations.

Last Updated: 28 February '25