Calculadora de Bagagem (Peso e Taxa)
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
excesso = max(0, peso − limite); taxa = excesso × taxa/kg
About this calculator
This calculator helps estimate the cost of excess baggage on flights. Simply enter the weight of your luggage, the airline's weight limit, and the fee per extra kilogram. It automatically calculates the excess and the total fee. Useful for avoiding surprises at the airport and planning your travel budget.
The calculation is simple: subtract the weight limit from the actual luggage weight. If the result is positive, multiply that excess by the per-kg fee. For example, if your bag weighs 25 kg, the limit is 23 kg, and the fee is $10/kg, the excess is 2 kg and the fee will be $20. The tool does not consider carry-on allowances or specific airline policies.
Use this calculator before check-in to decide whether to remove items or pay the excess. It is also useful for comparing costs between different airlines, which have varying limits and fees. Note that some airlines charge per piece, not per weight, and special baggage (e.g., sports equipment) may have its own rules.
Caution: always check your airline's baggage policy before traveling. Weight limits and per-kg fees may change depending on the route, ticket class, and season. This calculator provides an estimate; the official charge is made at the airport. To avoid issues, weigh your luggage at home with a reliable scale.
Frequently asked questions
What should I do if my luggage exceeds the limit?
You can pay the excess fee calculated or remove items to stay within the limit. Some airlines allow shifting weight to carry-on, but check the rules.
Does the calculator consider carry-on baggage?
No. It only considers checked baggage. Carry-on bags have their own limits and are usually not weighed, but may be measured.
Is the per-kg fee the same for all airlines?
No. Each airline sets its own fee, which may vary by route and class. Check the airline's website for the exact fee.
Can I use this calculator for international flights?
Yes, as long as you enter the correct limit and fee values. Note that international rules may differ from domestic ones.
What if my airline charges per piece instead of per weight?
This calculator does not cover that model. In that case, check the number of pieces allowed and the fees for extra pieces.