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A white shinkansen bullet train passing along an embankment below the snow-capped cone of Mount Fuji.

Beating jet lag in Japan with children

How to handle jet lag on a Japan trip from Australia — why the time difference is small, what to do before you fly, and how to settle kids into local time fast.

By Small Steps Japan EditorialReviewed by Small Steps Japan Editorial Standards5 min readIndependently researched

Here is the good news: jet lag between Australia and Japan is mild. Japan is only about an hour or two behind the eastern states, and close to Perth time. The main tiredness comes from the overnight flight itself, not a big time shift — so most families adjust within a day or two.

The time difference, briefly

Japan runs on a single time zone with no daylight saving. Compared with Australia it is a small change, which is one of the quiet joys of this trip: no one is wrecked for a week the way they might be flying to Europe.

Before you go

  • Keep the days before travel calm and well-rested rather than frantic.
  • On an overnight flight, help kids sleep during the flight’s night hours.
  • Don’t over-schedule the first day or two — leave room to be flexible.

On arrival

Get outside in daylight, which is the strongest signal for resetting body clocks. Eat meals at local times, stay gently active, and aim for a normal-ish bedtime. A short, early nap is fine for little ones, but avoid long late-afternoon sleeps that push bedtime out.

The first couple of days

Plan easy, outdoorsy activities — a park, a gentle walk, a low-key neighbourhood — rather than a big theme-park day. Early starts actually work in your favour, as you will often be awake before the crowds. Within two or three days most children have settled.

Coming home

The return is just as gentle. Reset to Australian time with daylight and local meals, and give everyone a buffer day before school or work if you can.

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Common questions

How bad is jet lag going to Japan from Australia?
Mild. Japan is only an hour or two off eastern Australian time and close to Perth’s, so the main challenge is tiredness from the overnight flight. Most families adjust within a day or two.
Should I let my toddler nap on arrival day?
A short, early nap is fine and often needed. Avoid long late-afternoon sleeps, get outside in daylight, and aim for a roughly normal bedtime to settle into local time.

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