But, with a bit of research, you can pack to avoid costly fees at the airport. Allowances change fairly frequently, but here's the current 2025 cabin bag and under-seat bag allowances across major ...

Allowances change fairly frequently, but here's the current 2025 cabin bag and under-seat bag allowances across major airlines, including British Airways, easyJet, Wizz Air, Jet2 and Ryanair.

The rule explains: "This allows you to carry a small personal bag (40x20x25cm), which must fit under the seat in front of you and a 10kg bag (55x40x20cm) onboard, to be stored in the overhead locker.