Packing List Calculator
How many outfits, and will they fit in the bag?
Enter your values
Enter the trip length in days.
Enter the days between laundry in days.
Choose one of: Hot, Mild, Cold.
Enter the formal or evening occasions you are working with.
Enter the bag weight limit in kg.
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.
- Tops
- 8
- Bottoms
- 4
- Underwear
- 8
- Socks
- 7
- Layers / jackets
- 2
- Shoes
- 3
- Estimated bag weight
- 11.3 kg of a 23 kg limit
- Verdict
- Fits your allowance
Quick answer
Pack for the laundry cycle, not the trip: outfits needed = days between washes + 2 spares, whatever the total trip length.
Items = min(trip days, wash cycle) + spares
At a glance
| What it does | How many outfits, and will they fit in the bag? |
|---|---|
| Category | Travel |
| Inputs needed | Trip length, Days between laundry, Climate, Formal or evening occasions, Bag weight limit |
| Main output | Tops |
| Formula | Items = min(trip days, wash cycle) + spares |
| Cost | Free — no sign-up, no download |
How to use the Packing List Calculator
- 1Enter the trip length and how often you can do laundry.
- 2Pick the climate you are heading to.
- 3Add any formal occasions that need an extra outfit and shoes.
Inputs explained
- Trip length(days)
- Enter the trip length in days.
- Days between laundry(days)
- Enter the days between laundry in days.
- Climate
- Choose one of: Hot, Mild, Cold.
- Formal or evening occasions
- Enter the formal or evening occasions you are working with.
- Bag weight limit(kg)
- Enter the bag weight limit in kg.
Worked example
Using the values the calculator loads with:
Inputs
- Trip length12 days
- Days between laundry6 days
- ClimateMild
- Formal or evening occasions2
- Bag weight limit23 kg
Results
- Tops8
- Bottoms4
- Underwear8
- Socks7
- Layers / jackets2
- Shoes3
- Estimated bag weight11.3 kg of a 23 kg limit
- VerdictFits your allowance
Frequently asked questions
How do I pack for two weeks in a carry-on?
Plan one wash mid-trip. Six tops, three bottoms and merino layers cover fourteen days easily and keep you under 10 kg.
What weighs the most?
Shoes and outer layers. Wear the heaviest pair and the bulkiest jacket on the plane and your checked weight drops by 2–3 kg instantly.
What do I need to enter into the Packing List Calculator?
Just 5 values: trip length, days between laundry, climate, formal or evening occasions, bag weight limit. 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 Packing List Calculator work out the answer?
Pack for the laundry cycle, not the trip: outfits needed = days between washes + 2 spares, whatever the total trip length. It applies the formula Items = min(trip days, wash cycle) + spares and shows the working so you can check each step by hand.
Is the Packing List 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.