Woodbourne Airport trading as Marlborough Airport is a small, controlled airport located eight kilometres west of Blenheim in the Marlborough region of New Zealand, on State Highway 6, Middle Renwick Road. It is co-located with RNZAF Base Woodbourne in the Wairau Valley on the north-eastern corner of the South Island of New Zealand. The airport …Woodbourne Airport trading as Marlborough Airport is a small, controlled airport located eight kilometres west of Blenheim in the Marlborough region of New Zealand, on State Highway 6, Middle Renwick Road. It is co-located with RNZAF Base Woodbourne in the Wairau Valley on the north-eastern corner of the South Island of New Zealand. The airport has a single terminal and seven tarmac gates.