To save up to 78% on this flight, we recommend booking at least 57 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Milwaukee to Islip, New York from $191 1-2 weeks out and tickets from $346 for flights departing within the next 72 hours.
Flights from Milwaukee to Islip, New York lean towards being more expensive in November. Prices are generally better when you fly from Milwaukee to Islip, New York in January, with the cheapest ticket starting at $77.
When flying from Milwaukee to Islip, New York, 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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