Most taxis are metered, some are fixed price. Prices are displayed on boards at the taxi ranks. This provides you with a goood estimate of price.

Kata Beach to Karon   -  150 Baht
Kata Beach to Patong  -  300 Baht
Kata Beach to Phuket Town  -  400 Baht
Kata Beach to Phuket Airport  -  800 Baht
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Getting Around
Taxis