For prices as low as 132 C$/pp, you can find flights to Nagasaki Prefecture depending on where you are departing from. On average, flights to Nagasaki Prefecture cost 698 C$/pp.
Temperatures in Nagasaki Prefecture can vary between 6 °C and 27 °C based on the time of year. Typically, the coldest month in Nagasaki Prefecture will be January, and the warmest month will be August. It is also worth noting that those looking to avoid rain and/or snow should consider travelling to Nagasaki Prefecture in January, January, and February, as that is when precipitation is least likely.