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Booking Kalalau Trail: the 90 days window explained

Kauai, Hawaii

35 km2 to 3 days

Updated · Checked

Booking opens for the trail camping permit 90 days ahead of your start date: rolling window, a new date every day

In short

Kalalau Trail: booking for the trail camping permit opens 90 days before your start date, every day for a new date. Enter your start date below to find the exact day. Best season: all year, best from May to September.

Which day should you book?

Pick a date: we work out the day it becomes bookable (90 days ahead).

When and at what time does registration open?

What you bookThe trail camping permit
Booking opens for the trail camping permit90 days before your start date, every day
PriceAbout $35 per person per night, shuttle extraRough estimate, check the official website.
How reliable these dates areEstimated from previous years

What is the route like? from OpenStreetMap

Move your finger or mouse along the curve to read the km and the altitude. Approximate curve, from a terrain model.

Kalalau Trail

16.4 km+900 m gain5 m → 249 m

Altitude by distanceMin 5 m · max 249 m

249 m127 m5 m

2 huts, lodges and campsites within 400 m of the route, shown on the 3D map. Length measured along the OpenStreetMap track, one way; elevation gain and altitudes from a terrain model. Approximate figures, check them against the official guide. Tracks © OpenStreetMap contributors (ODbL).

Kalalau Trail on the 3D map Follow the route in 3D, then explore the 62 other trails and races on the map. Open the 3D map

How do you book, step by step?

  1. Choose your start dateThe calculator above gives the day it becomes bookable.
  2. Create your account ahead of timeOn the official booking website, so you don't lose time.
  3. Book on opening dayThe most popular dates go the same day.
  4. Keep the confirmationYou may be asked for it on site.
Good to know. Spots open 90 days before each date.

The next bookings to open

Other great hikes that need booking, in order of opening.

Every hike opening →

Frequently asked questions

Kalalau Trail: how far ahead should you book?

Booking opens 90 days before your start date, every day for a new date.

Kalalau Trail: how much does it cost?

About $35 per person per night, shuttle extra. Rough estimate, check the official website.

Kalalau Trail: when should you go?

Best season: all year, best from May to September.

Our guides to give yourself the best chance

Lottery, quota, fixed date: the 4 ways to get inPractical guide

See also

Pacific Crest TrailBooking, United StatesWest Coast TrailBooking, CanadaChilkoot TrailBooking, CanadaHavasupai FallsBooking, United StatesHikesEvery opening dateUnited States26 trails and races
Sources and checks. Dates estimated from previous years, to be confirmed once officially announced. Page updated on October 20, 2026, dates checked on October 17, 2026. Does a date look wrong? Let us know.