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Cook Islands travel guide

Turquoise lagoons and laid-back Polynesian island life.

Last reviewed 11 October 2026 · by the Travel Search Engine editorial team

The Cook Islands are 15 islands in the South Pacific in free association with New Zealand. Rarotonga has a mountain centre ringed by a lagoon, while Aitutaki has one of the most beautiful lagoons in the world.

CapitalAvarua
CurrencyNew Zealand dollar (NZD)
LanguageEnglish
Calling code+682
Drives onleft
Time zonePacific/Rarotonga
Getting thereStayConnectDoEat and drinkMoney and safety

Travel tools

Getting there

Rarotonga International Airport is the only international gateway, with flights mainly from Auckland and some connections from Australia and Tahiti. Domestic flights link Rarotonga to Aitutaki and the other outer islands.

Best time to visit: May–Oct – dry, sunny and less humid.

Flights: see the cheapest month to fly from your nearest airport.

Tougher months: January–March: the hottest, most humid months with heavy downpours and the highest cyclone risk.

Weather by month in Avarua (Rarotonga)

Average daytime highs in °C; dots show how rainy the month is (one dot dry, three dots wet).

Time zone: Pacific/Rarotonga. Compare with your local time.

Background: Visa policy of the Cook Islands (Wikipedia).

Stay

Most trips to Cook Islands are based around Avarua, Muri Beach or Te Rua Manga (The Needle). Pick a base for your main interest, then add day trips rather than moving hotels every night.

Typical daily budget: about US$70–100 for a backpacker and US$160–280 mid-range, per person.

Connect

Plug types: I. Voltage: 240 V. Check your own devices on the plug and currency checker.

Calling code: +682.

Mobile data: set up a travel eSIM or check your roaming plan before you fly, so data works as soon as you land.

Do

Things to do

Eat and drink

Money and safety

Currency: New Zealand dollar (NZD). Currency and plug checker.

Tipping: Not expected.

Emergency numbers: 999 police · 998 ambulance · 996 fire.

Frequently asked questions

What is the best time to visit Cook Islands?

May–Oct – dry, sunny and less humid. Warm tropical climate, with a hotter, wetter season from November to April.

What time zone is Cook Islands in?

Cook Islands uses Pacific/Rarotonga.

What plug and voltage does Cook Islands use?

Cook Islands uses plug type I at 240 V. Check whether your devices are dual-voltage before you plug in.

What is the calling code for Cook Islands?

The international calling code for Cook Islands is +682.

Do you tip in Cook Islands?

Not expected.

What is the emergency number in Cook Islands?

999 police · 998 ambulance · 996 fire.

Which side of the road do they drive on in Cook Islands?

Traffic drives on the left.