Cheap flight from Cincinnati to Islip from SGD 300

Frequently Asked Questions

• What are the cheapest flights from Cincinnati to Islip (CVG-ISP)?

  Based on Trip.com data, Allegiant Air offers one-way fares as low as SGD 403 on Cheapest nonstop routes (e.g. CVG to ISP on Fri, Oct 10), while Frontier Airlines offers Cheapest nonstop round-trips from SGD 300 departing on Tue, Oct 21 and returning on Tue, Oct 28.

• When is the best time to book flights from Cincinnati to Islip?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Cincinnati to Islip is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Cincinnati to Islip?

  To find best deals on flights from Cincinnati to Islip, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Oct 10, with one-way flights priced at just SGD 403.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Allegiant Air.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Islip travel is around April.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Cincinnati (CVG) to Islip (ISP) the cheapest?

  The cheapest months to fly from Cincinnati to Islip is March, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Cincinnati to Islip on?

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Cincinnati to Islip on October 21, 2025 with Frontier Airlines, with prices starting at SGD 299.

• Is there any time difference between Cincinnati and Islip?

  The time difference between Islip and Cincinnati is 0h.

• How do I change or cancel my ticket from Cincinnati to Islip?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.