Tongatapu

Many nationalities (EU, US, AU, NZ) receive a free 30-day visitor permit on arrival; extensions possible.

Tongan Paʻanga (TOP). ATMs are in Nukuʻalofa, but credit cards are accepted mainly at larger hotels.

Tongan and English are official. English is widely understood, but learning a few Tongan phrases is appreciated.

4G mobile data covers most of the island, but speeds can be slow. Wi-Fi is common in hotels and cafés in the capital.

It’s best to stick to bottled or filtered water; many accommodations provide it.

Type I (Australian/New Zealand) three-pin plugs, 240V. Bring a universal adapter.

Yes. Almost everything closes; no swimming or noisy activities. Respect the quiet day.

Tipping is not customary and can even cause awkwardness. A genuine ‘mālō’ (thank you) suffices.

Humpback whales visit from July to October; peak sightings are August–September.

Taxis are available (~$40 TOP/20 min). Pre-arranged shuttles offered by hotels are reliable.

Yes, it is very safe, but dress conservatively and avoid isolated areas at night to respect cultural norms.

Yes, English is an official language and widely understood in tourist areas.

Tipping is not expected but appreciated for exceptional service.

No, stick to bottled or boiled water.

Yes, in Nuku'alofa, but limited elsewhere; carry cash.

Modest attire covering shoulders and knees; remove hats.

Yes, but be cautious of strong currents and always swim at patrolled beaches.

UTC+13 (Tonga Time).

Yes, local SIMs are cheap; roaming is expensive.

Check for cyclone season and any health advisories.

Renting a car or scooter gives the most flexibility.