HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Mexico

$151+ Cheap flights from Islip (ISP) to Mexico

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — MEX
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Islip to Mexico with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Islip to Mexico

Keep the following information in mind while searching for Islip to Mexico flight deals. Data was last updated September 17, 2025.

Round-trip from

$372
(Trip.com)

One-way from

$151
(Kiwi.com)

Popular in

December

Cheapest in

June

Average price

$486
From Islip Long Island to Mexico
Search Deals
One-way flight from Islip Long Island to Mexico
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Islip to Mexico

Cheapest flights from Islip to Mexico
Explore the most affordable flight options available from Islip to Mexico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Trip.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:37 pmISP - CUN
1 stop14h 27mMultiple Airlines
Thu 11/610:15 amCUN - ISP
1 stop7h 27mMultiple Airlines
Deal found 9/15$372
This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:37 pmISP - CUN
2 stops18h 42mFrontier
Thu 11/62:30 pmCUN - ISP
2 stops18h 24mFrontier
Deal found 9/15$489
This Frontier deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/38:09 pmISP - CUN
2 stops19h 49mFrontier
Sun 12/711:38 amCUN - ISP
2 stops21h 33mFrontier
Deal found 9/16$522
This Frontier deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:09 pmISP - CUN
2 stops18h 49mFrontier
Sun 12/711:38 amCUN - ISP
2 stops21h 33mFrontier
Deal found 9/16$532
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:25 pmISP - MEX
2 stops15h 55mMultiple Airlines
Fri 11/711:10 amMEX - ISP
1 stop22h 27mMultiple Airlines
Deal found 9/15$560
This Trip.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/38:09 pmISP - MEX
1 stop24h 36mMultiple Airlines
Tue 1/1311:10 amMEX - ISP
1 stop23h 29mMultiple Airlines
Deal found 9/17$583
This JetBlue deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/268:50 pmISP - CUN
1 stop12h 19mJetBlue
Mon 12/111:10 amCUN - ISP
1 stop6h 51mJetBlue
Deal found 9/17$622
This Frontier deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/104:58 pmISP - CUN
2 stops19h 03mFrontier
Sun 10/124:14 pmCUN - ISP
2 stops17h 23mFrontier
Deal found 9/14$631
This JetBlue deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/219:21 amISP - CUN
1 stop6h 45mJetBlue
Thu 12/2511:18 amCUN - ISP
1 stop7h 26mJetBlue
Deal found 9/15$684
This Frontier deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:01 pmISP - MEX
2 stops22h 04mFrontier
Sun 12/78:10 amMEX - ISP
2 stops24h 01mFrontier
Deal found 9/17$696
This JetBlue deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/219:21 amISP - CUN
1 stop6h 45mJetBlue
Wed 12/2411:18 amCUN - ISP
1 stop7h 26mJetBlue
Deal found 9/15$724
This Frontier deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/239:37 pmISP - MEX
2 stops21h 23mFrontier
Wed 11/56:10 pmMEX - ISP
2 stops22h 32mFrontier
Deal found 9/17$733

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Mexico that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Islip to Mexico that are best for you.

Fly from

Islip

Fly to

Mexico

Route

Depart

Return

Price

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Thu 10/30

6:37 pm-8:04 am

1 stop14h 27m

Cancun

Thu 11/6

10:15 am-5:42 pm

1 stop7h 27m

$372

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Thu 10/30

6:37 pm-12:19 pm

2 stops18h 42m

Cancun

Thu 11/6

2:30 pm-8:54 am

2 stops18h 24m

$489

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Wed 12/3

8:09 pm-3:58 pm

2 stops19h 49m

Cancun

Sun 12/7

11:38 am-9:11 am

2 stops21h 33m

$522

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Thu 12/4

9:09 pm-3:58 pm

2 stops18h 49m

Cancun

Sun 12/7

11:38 am-9:11 am

2 stops21h 33m

$532

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Sat 1/17

12:05 pm-9:38 am

1 stop21h 33m

Cancun

Fri 1/23

2:10 pm-11:20 am

1 stop21h 10m

$544

IslipMexico City

ISP - MEX

ISPMEX

Islip Long Island

Fri 10/31

2:25 pm-4:20 am

2 stops15h 55m

Mexico City Benito Juarez

Fri 11/7

11:10 am-10:37 am

1 stop22h 27m

$560

IslipMexico City

ISP - MEX

ISPMEX

Islip Long Island

Wed 12/3

8:09 pm-7:45 pm

1 stop24h 36m

Mexico City Benito Juarez

Tue 1/13

11:10 am-11:39 am

1 stop23h 29m

$583

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Wed 11/26

8:50 pm-9:09 am

1 stop12h 19m

Cancun

Mon 12/1

11:10 am-6:01 pm

1 stop6h 51m

$622

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Sun 12/21

9:21 am-4:06 pm

1 stop6h 45m

Cancun

Thu 12/25

11:18 am-6:44 pm

1 stop7h 26m

$684

IslipMexico City

ISP - MEX

ISPMEX

Islip Long Island

Thu 12/4

8:01 pm-5:05 pm

2 stops22h 04m

Mexico City Benito Juarez

Sun 12/7

8:10 am-9:11 am

2 stops24h 01m

$696

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from Islip to Mexico

Have a flexible travel schedule? Discover the best time to fly to Mexico from Islip with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Islip to Mexico

What is the cheapest month to book a flight from Islip to Mexico?

Currently, May is the cheapest month in which you can book a flight from Islip to Mexico (average of $387). Flying from Islip to Mexico in December is currently the most expensive (average of $615). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ISP to MX?

Find hourly flight availability from Islip to Mexico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip to Mexico as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Islip to Mexico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Islip to Mexico?

    Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly out of when you book flights from Islip to Mexico.

  • How long is the flight from Islip to Mexico?

    Departing from Islip to Mexico will take you 18h 42m. Airlines will cover a distance of 1585 mi.

  • What are the most popular routes from Islip to Mexico?

    While some choose either Islip Long Island - Mexico City Benito Juarez or Islip Long Island - Chihuahua Fierro Villalobos, Islip Long Island - Cancun is the most popular route from Islip to Mexico.

  • Can I find deals for flights from Islip to Mexico that include hotel bookings?

    Yes. In addition to deals on Islip to Mexico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Mexico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Mexico.

  • Can I find deals for business class flights from Islip to Mexico?

    Yes. Cheapflights offers flight deals from Islip to Mexico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Islip to Mexico?

    Currently, May is the cheapest month in which you can book a flight from Islip to Mexico (average of $387). Flying from Islip to Mexico in December is currently the most expensive (average of $615). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Islip to Mexico

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Miami flights
John F Kennedy Intl to Los Angeles flights
Newark to Fort Lauderdale flights
John F Kennedy Intl to Cancún flights
John F Kennedy Intl to Las Vegas flights
LaGuardia to O'Hare Intl flights
Newark to Cancún flights
John F Kennedy Intl to Dallas/Fort Worth flights
LaGuardia to Fort Lauderdale flights
John F Kennedy Intl to O'Hare Intl flights
John F Kennedy Intl to Orlando flights
LaGuardia to Dallas/Fort Worth flights
LaGuardia to Miami flights
Newark to Las Vegas flights
Newark to O'Hare Intl flights
John F Kennedy Intl to San Francisco flights
Newark to Miami flights
Newark to Orlando flights
Newark to Los Angeles flights
John F Kennedy Intl to Mexico City flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to Dallas/Fort Worth flights
LaGuardia to Orlando flights
John F Kennedy Intl to Sky Harbor Intl flights
John F Kennedy Intl to Denver flights
LaGuardia to Los Angeles flights
John F Kennedy Intl to Atlanta flights
LaGuardia to Atlanta flights
Newark to Hobby flights
Newark to San Francisco flights
Newark to Sky Harbor Intl flights
John F Kennedy Intl to New Orleans flights
LaGuardia to Las Vegas flights
LaGuardia to Cancún flights
John F Kennedy Intl to West Palm Beach flights
LaGuardia to New Orleans flights
Newark to Mexico City flights
Newark to Denver flights
Newark to New Orleans flights
LaGuardia to Denver flights
LaGuardia to Hobby flights
John F Kennedy Intl to Ontario flights
John F Kennedy Intl to Hobby flights
John F Kennedy Intl to Charlotte flights
Newark to Atlanta flights
John F Kennedy Intl to Nashville flights
Newark to West Palm Beach flights
Newark to George Bush Intcntl flights
John F Kennedy Intl to Austin flights
John F Kennedy Intl to Midway flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.