On this page (5 sections)
How long is the security queue at Stansted?
Stansted airport security is quick most of the time, and slow at one predictable point. The airport's own figures put the large majority of passengers through in under 15 minutes, and at a quiet midday it can be under 5. The exception is the one that catches people out: the early-morning budget wave. Between roughly 05:00 and 09:00, when the Ryanair and Jet2 departure banks pour into the single security hall, the standard lane can run 20 to 40 minutes, and on school-holiday weekends and bank holidays longer again. A smaller second peak builds around 16:00 to 19:00.
If your flight time is flexible, the quietest window is 11:00 to 14:00 on a Tuesday, Wednesday or Thursday, when the queue is often only a few minutes. The busiest are Saturday and Sunday mornings and Friday evenings. Wait times change by the hour, so treat these as patterns rather than promises. The live queue shows on the screens at the security entrance when you arrive; before you set off, the pattern by time of day above is the thing to plan around. The airport is part-way through a £10m security overhaul for summer 2026, adding new scanners, about 20% more lanes and a redesigned layout, with the stated aim of keeping the wait inside 15 minutes even as passenger numbers climb past 30 million a year.
What the security search involves
The search is the standard UK one. Your hand luggage goes through the scanner, and you walk through a body scanner that takes a few seconds, does not use X-rays, and is done fully clothed. Empty your pockets into your bag rather than a tray, and you can keep all watches on, including smart watches.
The newer part is the CT scanners the airport has been rolling out. On an upgraded lane you can leave liquids and laptops in your bag, which is faster. The catch, in the airport's own words, is that not every lane has the new scanner yet, so at some lanes you may still be asked to take liquids and laptops out. The simple move is to pack both where you can reach them, then you are ready whichever lane you are sent to. Loose food and powders can also trigger a manual bag check, because they obscure the X-ray image, so on a busy morning it is worth putting them in your hold bag. Medical equipment and musical instruments are allowed but screened separately, so flag them to staff before the scanner.
Liquids and electronics
Liquids are the rule most people ask about, and at Stansted it is still 100ml. Each liquid, gel or aerosol must be in a container of 100ml or less, and anything bigger is not allowed through, even part full. Stansted has not moved to the 2-litre allowance that Heathrow and a few other UK airports now use. The full detail, including the exceptions for medicine and baby milk and the duty-free sealed-bag rule, is on the liquids and hand luggage page.
Electronics, including laptops and tablets, can stay in your bag on the upgraded lanes, as can liquids under 100ml. Until the scanner rollout is finished, keep both easy to reach in case the lane you are sent to still wants them out. Keeping your hand luggage simple, with the big toiletries and any loose food in the hold, is the surest way to avoid a second manual check.
What you cannot take through
Some things are banned from the cabin and will be taken off you at security. The obvious ones are weapons: guns and firearms of any kind, including air rifles, starting pistols and even toy or replica guns, along with imitation explosive devices and gunpowder. Sharp items are the common slip-up. A knife with a pointed blade, or any blade longer than 6cm, cannot go in hand luggage, which catches out penknives and multi-tools.
Most of these can travel in your checked bag instead, but check with your airline first, because the airline sets the hold-luggage rules. There is no single short list that covers everything, so for anything you are unsure about, the UK Government and Civil Aviation Authority pages carry the full, current list of what is allowed in the cabin and the hold. When you are not sure, pack it in the hold or leave it at home rather than risk losing it at the search.
How to get through security faster
Four things make the difference, and two of them cost nothing.
Timing. A midday midweek flight clears security in minutes, so if your dates are flexible, that beats any trick. Arriving in good time. The airport's advice is to be at security at least 2 hours before departure, and on a busy morning treat that as a minimum, not a target, because bag-drop desks close 40 to 60 minutes before the flight and a gate in Satellite 3 is a 15-minute walk.
Fast Track. A separate, shorter security lane costs from £6.49 per person and runs 04:00 to 20:00. On the 05:00 to 09:00 morning wave it is usually money well spent; at a quiet midday it saves almost nothing, because the standard lane is already short. The screening in it is identical, so it shortens the queue, not the search. The assistance lane. If you are travelling with an infant under 3, or you need special assistance, you are directed to a separate lane at no charge, so do not buy Fast Track for a passenger who already qualifies.
Once you are through, the departures board has your gate and boarding time, and the airport services hub covers the shops, food and lounge waiting on the other side.