Master the 'Personal Item'
The key to avoiding fees is understanding that the cheapest fares on most budget airlines like Ryanair or Spirit only include one small personal bag for free. This item must fit under the seat in front of you, with typical dimensions around 40 x 20 x 25
cm. Don't guess—always check your specific airline's rules before you fly. Invest in a soft-sided backpack or a duffel bag specifically designed to meet these under-seat requirements. A soft bag offers more flexibility than a rigid case, allowing you to squeeze it into the measurement cage if gate agents are being strict. Travellers who master the art of packing everything into this one free bag unlock the secret to truly low-cost travel.
Create a Capsule Wardrobe
For a four-day trip, you don't need a huge wardrobe. The solution is a 'capsule wardrobe,' a small collection of essential items that can be mixed and matched. Choose a neutral colour palette (like black, grey, navy, or beige) for your main pieces and add personality with one or two colourful accessories. For a four-day trip, this might look like one pair of versatile trousers or jeans, two or three tops that work with them, one sweater or cardigan, and one smarter outfit for evenings. Plan your outfits for each day to avoid packing 'just-in-case' items you'll never wear. This strategic approach dramatically reduces the amount of clothing you need to bring.
Wear Your Heaviest Items
This is one of the oldest and most effective packing tricks in the book. Your bulkiest items—jeans, hiking boots, trainers, and jackets—should be worn on the plane, not packed in your bag. While you might feel a bit layered up at the airport, this single move can free up an enormous amount of space and weight in your personal item. A jacket with multiple pockets can also serve as extra storage for small, heavy items like a portable charger or your phone. It’s a simple trade-off: a few moments of bulkiness while boarding in exchange for avoiding a hefty fee.
Embrace Solid Toiletries and Decanting
Liquids are heavy and subject to security restrictions. The best way to deal with this is to switch to solid toiletries wherever possible. Solid shampoo bars, conditioner bars, solid perfumes, and toothpaste tablets are all fantastic, space-saving alternatives. For any liquids you absolutely must bring, decant them into small, reusable travel-sized containers under 100ml. Don't take the whole bottle of sunscreen or moisturiser. This not only keeps you compliant with airport security rules but also significantly lightens your load. Many hotels provide basic toiletries like soap and shampoo, so check ahead and leave those items at home if you can.
Utilise Packing Cubes and Compression Bags
To maximise the limited space in your under-seat bag, organisation is crucial. Packing cubes are a traveller's best friend, helping you compartmentalise clothes and compress them neatly. Rolling your clothes before placing them in the cubes is a popular technique that saves space and can help reduce wrinkles. For even more space-saving power, consider compression bags, which allow you to suck all the excess air out, making bulky items like sweaters much smaller. This methodical approach lets you fit more into your small bag than you ever thought possible, all while keeping your belongings organised for easy access upon arrival.














