Otahuna is hidden away in Tai Tapu, just twenty minutes drive from Christchurch city in the glorious South Island of New Zealand. Christchurch is the gateway to the South Island and the magnificent Southern Alps. Driving Directions From Christchurch Airport From The West (Arthur's Pass & West Coast) From The South (Mount Cook & Queenstown) Flying Christchurch International Airport has many international flights arriving direct or via Auckland every day. There are also very regular domestic flights from other New Zealand cities. Driving Otahuna is an easy 25 minute drive from Christchurch International Airport. We can organise all transport details for you. If you wish to make the drive yourself, directions are provided to the left of this page.