UK Cabin Suitcase Size Guide for Major Airlines

Fly Smarter with LUGG

Whether you’re jetting off for a weekend break or flying across Europe for work, knowing your airline’s cabin luggage rules can save you a serious headache at the gate. At LUGG, we’re all about making travel smoother and that starts with choosing the right cabin suitcase UK flyers can rely on. 

To help you pack with confidence, we’ve pulled together a handy guide to cabin bag size allowances for some of the UK’s most popular airlines and how LUGG’s suitcase collection fits right in. 

Why Cabin Suitcase Sizes Matter 

Each airline has its own set of rules around cabin luggage dimensions and weight. Choose the wrong size, and you could be hit with unexpected fees or asked to check your bag in. Not ideal. 

That’s why it pays to invest in a cabin suitcase that works across multiple airlines—especially if you travel often. At LUGG, our cabin suitcases are designed with UK flyer needs in mind: lightweight, spacious, and compliant with key airline limits. 

Cabin Size Allowances by Airline (As of 2025)

EasyJet

• Standard cabin bag: 45 x 36 x 20cm 
• With Up Front or Extra Legroom: 56 x 45 x 25cm 
• Weight limit: No weight limit, but must be lifted into the overhead locker by the passenger 

Best LUGG fit: Jetset Underseat Cabin Case (fits the standard), Skywander Cabin Case (fits the larger allowance) 

Ryanair

• Standard fare: 40 x 20 x 25cm (small personal bag) 
• With Priority & 2 Cabin Bags: 55 x 40 x 20cm + personal bag 
• Weight limit: 10kg 

Best LUGG fit: Skywander Cabin Case – built to meet Ryanair’s priority size with room to spare

British Airways 

• Cabin bag: 56 x 45 x 25cm 
• Personal item: 40 x 30 x 15cm 
• Weight limit: 23kg per bag 

Best LUGG fit: Skywander Cabin Case – a smooth match for BA’s generous dimensions 

Jet2 

• Cabin bag: 56 x 45 x 25cm 
• Weight limit: 10kg 

Best LUGG fit: Skywander Cabin Case – sturdy, stylish, and built for regular travellers 

TUI

• Cabin bag: 55 x 40 x 20cm 
• Weight limit: 10kg 

Best LUGG fit: Jetset Cabin Suitcase – compact and lightweight, perfect for meeting tighter allowances

One Size Doesn’t Fit All 

If you fly with different airlines regularly, it’s worth investing in a suitcase that falls on the more compact side of cabin limits. LUGG’s underseat options like the Jetset and Skywander offer clever compartments and sleek silhouettes that work for everything from quick business hops to weekend escapes. 

And if you need to maximise your space? Our Skywander Cabin Suitcase is a great option for airlines that allow slightly more generous sizing.

Cabin-Ready Features to Look For 

When shopping for a cabin suitcase UK travellers love, we recommend looking for: 

360° spinner wheels – for breezing through airports 

Hard-shell protection – keeps contents secure 

Built-in TSA locks – ideal for international travel 

Smart compartments – easy access to tech, travel docs, and snacks 

You’ll find all the above and more in our cabin suitcase range.

Final Thoughts 

Choosing the right cabin suitcase UK travellers can trust isn’t just about ticking size boxes it’s about making every journey feel smoother. With the right suitcase, you’ll skip the stress, avoid the fees, and feel ready for anything from take-off to touchdown. 

Explore LUGG’s full range of cabin and underseat suitcases today designed for UK travel, built for real life.