Peru.

Bookings timeline

What to book, in roughly the order you should be booking it.

Inca Trail permits are the only thing that's genuinely unforgiving. Everything else has slack — but Cusco around Easter week tightens fast.

Critical
High
Medium
Low

When

Once the date is set

1 item

Hotels in Lima around wedding

High

Wedding is Friday, March 27. Other guests will be booking the same area — book the cluster of nights early.

Where · Booking.com, hotel direct

When

4–6 months out

2 items

Inca Trail permits (if doing it)

Critical

Permits sell out 6 months ahead even in shoulder season. NO same-day permits ever.

Where · Licensed operators only (Llama Path, Alpaca Expeditions, etc.)

International flights to Lima

High

Direct from Miami, Atlanta, JFK, LAX, Houston. Avianca and LATAM are options.

Where · Google Flights, airline direct

When

2–3 months out

2 items

Machu Picchu entry tickets

High

Pick a circuit (1, 2, or 3). Add Huayna Picchu or Huchuy Picchu separately if hiking.

Where · machupicchu.gob.pe (official) or via tour operator

Train to Machu Picchu

High

Vistadome and 360 cars are worth it for the views. Book same days as MP entry.

Where · perurail.com or incarail.com

When

1–2 months out

5 items

Domestic flights (Lima ↔ Cusco etc.)

High

Cusco flights can be tight in late March — closer to Easter (April 5), the worse it gets.

Where · LATAM, Sky Airline, JetSmart

Yellow Fever vaccine (if Amazon)

High

Required for some lodges. Allow 10 days post-vax for effectiveness.

Where · Travel clinic

Cusco / Sacred Valley / Aguas Calientes hotels

Medium

Plenty of options but late March can be busy — close to Easter.

Where · Booking.com

Salkantay Trek (Inca Trail alternative)

Medium

No permit cap so easier to book late.

Where · Tour operators

Amazon lodge (Tambopata)

Medium

All-inclusive packages. 3 nights minimum recommended.

Where · Lodge direct (Refugio Amazonas, Posada Amazonas, etc.)

When

1 month out

2 items

Travel insurance

High

Strongly recommended given altitude activities and Amazon.

Where · World Nomads, SafetyWing, IMG

Doctor visit — Diamox (altitude meds)

Medium

Even Denver folks may benefit. Discuss with doctor.

Where · Primary care

When

1 week out

1 item

Group SIM/eSIM plan

Low

eSIMs work great in Peru. ~$15 for the trip.

Where · Airalo, Holafly

When

Before departure

1 item

Pack waterproof gear

High

Late March = rain. Rain jacket and pack cover essential, especially for highlands and MP.