On average, a flight from New York to Stewart Island takes 56 hours 5 minutes. Flights to Stewart Island from other popular cities in USA will vary in length. Below are a few examples of popular routes and their flight times.
In terms of precipitation, rainfall in Stewart Island ranges from 2.4 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. August is typically the driest time to visit Stewart Island when rainfall is around 2.4 in.
If weather is an important factor for your trip to Stewart Island, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 57.2 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 41.0 F).