I approach booking the same way I approach a project deadline: the anchors get locked first, and everything else fills in around them. When you only have a fixed number of vacation days a year, a booking mistake doesn’t just cost money, it costs a piece of time you can’t get back.
Book the Anchors First
The anchors are the pieces that are hardest to move once booked and most expensive to change: the international flight, and the first and last night of accommodation. I lock those three things in before anything else, then build the rest of the trip into the frame they create. My Torres del Paine refugio and campsite booking timeline is a real example of this in practice: book your direction and your first and last night first, since those sell out fastest, then fill in the middle.
The Limited-Days-Off Math
Before I book anything, I count backward from the return-to-work date, not forward from the day I want to leave. That means factoring in real travel days on both ends, not just the days on the ground, the way the Patagonia W Trek actually needs two travel days each way on top of five trek days. If a trip can’t fit inside my real PTO once travel days are counted honestly, I save it rather than compress it into something that stops feeling like a trip.
For a real look at how this math plays out on one trip, see the full Patagonia W Trek itinerary and its refugio and campsite booking timeline, or browse all itineraries for other examples.




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