One-Bag Travel

One carry-on, every trip — capsule kits, sink laundry, and the discipline of the empty liter.

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Nine Days, Two Countries, One 40-Liter Bag: The Plan

The complete packing plan for a Lisbon-to-Porto trip in a single carry-on — the clothing math, the sink-laundry system, the shoe program, and the scale that keeps it all honest.

Trip Plan · 5 min · June 17, 2026

Skill The 45-Liter Rule (and When to Break It)