To save on the cost of your flight from Islip, New York to Québec City, book at least 49 days before your planned departure. Booking around this time can save you about 101% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $298 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $756.
Due to multiple factors, expect to potentially pay more when booking in September. For low rates, November can be a great choice for travel to Québec City. Flights to Québec City from Islip, New York in November are about $512 on average during November, but can be found for as low as $116.
When flying from Islip, New York to Québec City, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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