Currently, January is the cheapest month in which you can book a flight from Islip, New York to Tokyo Haneda Airport (average of $1,006). Flying from Islip, New York to Tokyo Haneda Airport in June is currently the most expensive (average of $1,419). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
In terms of precipitation, rainfall in Tokyo Haneda Airport ranges from 2.0 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. January is typically the driest time to visit Tokyo Haneda Airport when rainfall is around 2.0 in.
If weather is an important factor for your trip to Tokyo Haneda Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).