Luggage Allowance Calculator
Overweight fees before you get to the desk.
Enter your values
Enter the number of checked bags you are working with.
Enter the free checked bags included you are working with.
Enter the heaviest bag weight in kg.
Enter the weight limit per bag in kg.
Enter the fee per extra bag in $.
Enter the overweight fee per bag in $.
Results update instantly as you type — no submit needed. Your values are remembered on this device, and the shareable link reopens the calculator with exactly these numbers.
- Total baggage fees
- $160.00
- Extra bag charges
- 1 × $60.00 = $60.00
- Overweight charges
- $100.00
- Kilos over the limit
- 3 kg
- In pounds
- 57.3 lb of a 50.7 lb limit
- Tip
- Move 3 kg into a carry-on or another bag to avoid $100.00
Quick answer
Airlines charge per bag over the free allowance and again for each bag over the weight limit, so moving a few kilos between bags is often cheaper than any fee.
Fee = extra bags × bag fee + overweight bags × overweight fee
At a glance
| What it does | Overweight fees before you get to the desk. |
|---|---|
| Category | Travel |
| Inputs needed | Number of checked bags, Free checked bags included, Heaviest bag weight, Weight limit per bag, Fee per extra bag, Overweight fee per bag |
| Main output | Total baggage fees |
| Formula | Fee = extra bags × bag fee + overweight bags × overweight fee |
| Cost | Free — no sign-up, no download |
How to use the Luggage Allowance Calculator
- 1Weigh each bag with a luggage scale before you leave.
- 2Enter your airline's free allowance and weight limit from the booking.
- 3Enter the published extra-bag and overweight fees.
Inputs explained
- Number of checked bags
- Enter the number of checked bags you are working with.
- Free checked bags included
- Enter the free checked bags included you are working with.
- Heaviest bag weight(kg)
- Enter the heaviest bag weight in kg.
- Weight limit per bag(kg)
- Enter the weight limit per bag in kg.
- Fee per extra bag($)
- Enter the fee per extra bag in $.
- Overweight fee per bag($)
- Enter the overweight fee per bag in $.
Worked example
Using the values the calculator loads with:
Inputs
- Number of checked bags2
- Free checked bags included1
- Heaviest bag weight26 kg
- Weight limit per bag23 kg
- Fee per extra bag60 $
- Overweight fee per bag100 $
Results
- Total baggage fees$160.00
- Extra bag charges1 × $60.00 = $60.00
- Overweight charges$100.00
- Kilos over the limit3 kg
- In pounds57.3 lb of a 50.7 lb limit
- TipMove 3 kg into a carry-on or another bag to avoid $100.00
Frequently asked questions
Are overweight fees per bag or per trip?
Per bag and per flight segment, so a single heavy bag on a two-leg journey can be charged twice.
Is buying an extra bag cheaper than going overweight?
Usually yes — an extra bag is often 40–60% of an overweight fee, and it is always cheaper booked online in advance than at the airport.
What do I need to enter into the Luggage Allowance Calculator?
Just 6 values: number of checked bags, free checked bags included, heaviest bag weight, weight limit per bag, fee per extra bag, overweight fee per bag. Every field starts with a realistic example, so you can change one number at a time and watch the result update instantly.
How does the Luggage Allowance Calculator work out the answer?
Airlines charge per bag over the free allowance and again for each bag over the weight limit, so moving a few kilos between bags is often cheaper than any fee. It applies the formula Fee = extra bags × bag fee + overweight bags × overweight fee and shows the working so you can check each step by hand.
Is the Luggage Allowance Calculator free, and do I need an account?
It is completely free with no sign-up, no download and no usage limit. Everything is calculated in your browser, so the numbers you type never leave your device.
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.