In 2026, the industry standard for a maximum "checked" suitcase weight is 23 kg (50 lbs) for Economy Class and 32 kg (70 lbs) for Business and First Class on most major international and domestic carriers. However, there is a hard "safety limit" of 32 kg (70 lbs) for any single piece of luggage across almost all global airlines. This is not just a pricing rule but a health and safety regulation to protect baggage handlers from injury. If a bag exceeds 32 kg, most airlines will refuse to check it entirely, requiring you to split the contents into a second bag. For "overweight" bags between 23 kg and 32 kg in Economy, expect to pay a "Heavy Bag" fee which typically ranges from $50 to $200 per segment. Always check your specific carrier's 2026 baggage policy—especially low-cost carriers like Ryanair or Spirit—as they may have lower thresholds (like 15 kg or 20 kg) included in their base fares to encourage passengers to pack lighter.