From most locations, booking your flights to Punta Arenas around 55 days prior to your departure date finds the best deals.
Most of our users find that booking their departure to Punta Arenas on a Wednesday is the cheapest. Conversely, departing on a Tuesday seems to be the most expensive.
In general, when looking for the cheapest flight to Punta Arenas, our data indicates that morning flights are the most cost-effective. afternoon flights tend to be the most expensive.