Due to multiple factors, expect to potentially pay more when booking in October. For low rates, May can be a great choice for travel to Réunion. Flights to Réunion from New York in May are about $1,426 on average during May, but can be found for as low as $982.
When flying from New York to Réunion, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.