How do you fit a winter coat in a carry-on bag?

You don't — you wear it through the airport. Put your coat, boots, scarf, and hat on before you leave for the airport. This removes the bulkiest items from your bag entirely and keeps your carry-on within size and weight limits.

Are compression bags allowed in carry-on luggage?

Yes. Compression bags or packing cubes with compression zips are allowed in carry-on luggage. They work well for down jackets and synthetic puffer layers, reducing a bulky jacket to a fraction of its normal size.

What is merino wool and why is it good for carry-on travel?

Merino wool is a fine natural fibre from Merino sheep. It regulates temperature, resists odour far better than synthetic fabrics, and can be worn multiple days without smelling. For carry-on travel, this means you need fewer garments — one merino base layer can substitute for two or three cotton equivalents.

Should I rent ski gear or check it for a European ski trip?

For most ski trips, renting at the resort is more practical than checking ski equipment. Checked ski bags cost $40–120 each way depending on the airline, plus the hassle of transport. Rental quality at major European ski resorts is generally good. Exception: if you are particular about your boots, bring your ski boots in your carry-on — they're the hardest to size correctly with rentals.

Can Wizz Air carry-on bags hold enough for a winter week in Europe?

Yes, with careful packing. Wizz Air's cabin bag allowance is 55 × 40 × 23 cm, which holds about 40 L — enough for a week of winter clothing if you use merino base layers, limit yourself to two jumpers, and wear your coat and boots on travel day.

Carry-On Only for Winter in Europe: The Week-Long Packing List

Winter Europe in carry-on only is more challenging than summer — but entirely achievable for a week-long trip. The strategy is simple: wear your heaviest items to the airport, use re-wearable merino wool, and pack a compact down jacket instead of a bulky wool coat. Done right, you'll clear security faster, skip baggage reclaim, and keep your carry-on within budget airline limits.

The Single Most Important Rule: Wear It, Don't Pack It

A winter coat weighs 1–2 kg and occupies 10–20 litres of bag space. Boots weigh another 1–1.5 kg. A scarf and hat add volume without collapsing flat. Pack all of these items and you've filled a carry-on before you've added a single outfit.

The solution is straightforward: wear everything heavy on travel day. Winter coat, boots, scarf, hat — all on your body through check-in, security, and the gate. Once on the plane, stow the coat in the overhead bin. You arrive with a bag that has room for actual clothes.

This is not a compromise. It's standard practice for anyone who travels in winter carry-on only.

The Week-Long Winter Packing List

Outerwear (worn, not packed)

Winter coat (wool overcoat or down parka)
Boots (ankle or knee-high, depending on destination)
Scarf and hat
Gloves (small, fit in coat pocket)

Mid-layers (packed)

1 compact down or synthetic-fill jacket (packable variety, compresses to a football-size — use a compression bag for extra savings)
2 jumpers or thick knit tops (not 5 — re-wear is the strategy)

Base layers (packed)

2 merino wool long-sleeve tops (wear one, wash one; merino resists odour remarkably well across 2–3 days of wear)
2 pairs of merino thermal leggings or base-layer bottoms
1 pair of jeans or casual trousers
1 smart outfit piece if needed (a blazer or dark trousers that work for dinner)
7 pairs of underwear
4–5 pairs of warm socks (merino is best; thin wool socks take up less space than thick cotton)

Toiletries and extras

Standard liquids (under 100 ml each, in 1-litre bag)
Travel umbrella (see below for carry-on tips)
Universal power adapter if needed

The Compact Down Jacket Advantage

A packable down or synthetic-fill jacket — brands like Uniqlo Ultra Light Down, Patagonia Nano Puff, or Mountain Warehouse equivalents — compresses to the size of a water bottle. Inside your bag, it acts as a packable mid-layer for genuinely cold days or as extra insulation under your coat in extreme cold. It replaces the second (or third) jumper that would otherwise be needed and takes up less space than either.

Compress it with a packing cube or roll it into its own pocket if it has one. Either way it occupies a fraction of the space a wool coat would.

The Case for 2 Jumpers, Not 5

The biggest packing mistake for winter travel is over-packing jumpers. Two jumpers — one lighter-weight, one heavier knit — cover an entire week when paired with merino base layers. A merino long-sleeve under a thin jumper provides the same warmth as a heavier jumper alone. Rotate: wear one combination, wash and hang to dry overnight, wear the other the next day.

Merino dries faster than cotton and handles overnight drying well in a warm hotel room. The layering system makes five-jumper packing redundant.

Compression Bags for Puffy Items

Compression packing cubes or roll-up compression bags work especially well for down jackets and synthetic puffy layers. A medium puffer that normally takes up 8–10 litres can be compressed to 2–3 litres. For carry-on winter packing, this is one of the few genuinely useful packing accessories — unlike much travel gear, compression bags earn their place.

Note: compression only works for air-trapping items like down and fleece. It does not meaningfully compress jeans, boots, or toiletries.

Ryanair and Wizz Air Winter Strategy

Ryanair: The cabin bag with Priority Boarding is 55 × 40 × 20 cm. This is tight in depth (20 cm) — ensure your packed bag meets this dimension before travel. Ryanair gate staff do measure bags on busy winter routes. Wear your coat through the gate; do not roll it up and try to fit it in the bag.

Wizz Air: The cabin bag is 55 × 40 × 23 cm (slightly deeper than Ryanair). The same wear-your-coat strategy applies. Wizz Air is notably strict about weight — their 10 kg cabin bag limit includes the bag itself, so a 700–800 g bag leaves you around 9 kg of packing weight.

Ski Trips: Check Gear or Rent?

If your winter Europe trip includes skiing or snowboarding, assess the rent-vs-check decision honestly:

Rent at the resort: Most major European ski resorts have excellent hire shops with modern equipment. Rental costs €20–40 per day. No airline bag fees, no transport hassle.

Check your own gear: If you have specific equipment preferences — particularly boots, the hardest item to get right with rentals — checking makes sense. Ski bag fees run £25–£80 each way. A middle-ground many skiers use: rent skis at the resort, bring your own boots in the carry-on.