US$80 : Cheap Flights from Columbus to Islip
Compare airlines and prices on flights from Columbus to Islip.
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Flight deals from Columbus to Islip
Find the cheapest flight options from Columbus to Islip over the next three months. Book one-way tickets from US$80 and round-trip tickets from US$1,006.
- Round-trip
- One way
Displayed flight fares from Columbus to Islip are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.
Flight details for Columbus to Islip
The distance between Columbus and Islip is 832.71 km. Based on Trip.com's data, travel demand peaks in December. The off-season for travel is August.
| Cheapest one-way flight price | US$80 |
|---|---|
| Cheapest round-trip ticket price | US$1,006 |
| Off-season for travel | August |
| Peak season for travel | December |
| Flight distance | 832.71 km |
Find the best time to fly from Columbus to Islip
The cheapest time for Columbus to Islip flights: Jan 11 to Jan 18 — one way flight prices from US$79.
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Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Columbus to Islip, calculated over the upcoming 10 weeks.
Flight FAQs
What are the cheapest flights from Columbus to Islip (CMH-ISP)?
Based on Trip.com data, Spirit Airlines offers one-way fares as low as US$80 on Cheapest nonstop routes (e.g. CMH to ISP on Thu, Jan 15), while Delta Air Lines offers Cheapest nonstop round-trips from US$1,006 departing on Tue, Dec 16 and returning on Thu, Dec 18.When is the best time to book flights from Columbus 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 Columbus 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 Columbus to Islip?
To find best deals on flights from Columbus 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 Thu, Jan 15, with one-way flights priced at just US$80.
· Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Spirit Airlines.
· 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 December.
· Get exclusive promo codes for Trip.com app users.When are flight tickets from Columbus (CMH) to Islip (ISP) the cheapest?
The cheapest months to fly from Columbus to Islip is August, when demand for travel is lower.Which upcoming date is cheapest to fly from Columbus to Islip on?
After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Columbus to Islip on December 16, 2025 with Delta Air Lines, with prices starting at US$1,005.Is there any time difference between Columbus and Islip?
The time difference between Islip and Columbus is 0h.How do I change or cancel my ticket from Columbus 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.