$229 Cheap Flights from Corpus Christi (CRP) to Islip (ISP)

View $229 flight on Wed, Dec 10, 2025Opens in a new window

Popular airlines from Corpus Christi Intl. Airport (CRP) to MacArthur Airport (ISP)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Corpus Christi to Islip (CRP-ISP)

Prices were available within the past 7 days and start at $229 for one-way flights and $443 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Dec 10 - Fri, Dec 12
CRP
Corpus Christi
ISP
Islip
$443 Roundtrip, found 1 hour ago
$443
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Corpus Christi to Islip, returning Fri, Dec 12, priced at $443 found 1 hour ago
Southwest Airlines
Wed, Dec 10 - Fri, Dec 12
CRP
Corpus Christi
ISP
Islip
$448 Roundtrip, found 1 hour ago
$448
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Corpus Christi to Islip, returning Fri, Dec 12, priced at $448 found 1 hour ago
Southwest Airlines
Wed, Dec 10 - Fri, Dec 12
CRP
Corpus Christi
ISP
Islip
$453 Roundtrip, found 1 hour ago
$453
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Corpus Christi to Islip, returning Fri, Dec 12, priced at $453 found 1 hour ago
Southwest Airlines
Wed, Dec 10 - Fri, Dec 12
CRP
Corpus Christi
ISP
Islip
$457 Roundtrip, found 1 hour ago
$457
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Corpus Christi to Islip, returning Fri, Dec 12, priced at $457 found 1 hour ago
Southwest Airlines
Wed, Dec 10 - Fri, Dec 12
CRP
Corpus Christi
ISP
Islip
$462 Roundtrip, found 1 hour ago
$462
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Corpus Christi to Islip, returning Fri, Dec 12, priced at $462 found 1 hour ago
Southwest Airlines
Wed, Dec 10 - Fri, Dec 12
CRP
Corpus Christi
ISP
Islip
$468 Roundtrip, found 1 hour ago
$468
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Corpus Christi to Islip, returning Fri, Dec 12, priced at $468 found 1 hour ago
Southwest Airlines
Wed, Dec 10 - Fri, Dec 12
CRP
Corpus Christi
ISP
Islip
$473 Roundtrip, found 1 hour ago
$473
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Corpus Christi to Islip, returning Fri, Dec 12, priced at $473 found 1 hour ago
Southwest Airlines
Wed, Dec 10 - Fri, Dec 12
CRP
Corpus Christi
ISP
Islip
$478 Roundtrip, found 1 hour ago
$478
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Corpus Christi to Islip, returning Fri, Dec 12, priced at $478 found 1 hour ago
United
Wed, Dec 10 - Fri, Dec 12
CRP
Corpus Christi
ISP
Islip
$647 Roundtrip, found 1 hour ago
$647
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Dec 10 from Corpus Christi to Islip, returning Fri, Dec 12, priced at $647 found 1 hour ago
American Airlines
Wed, Dec 10 - Fri, Dec 12
CRP
Corpus Christi
ISP
Islip
$686 Roundtrip, found 1 hour ago
$686
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Dec 10 from Corpus Christi to Islip, returning Fri, Dec 12, priced at $686 found 1 hour ago

Frequently asked questions

How much does a flight from Corpus Christi Intl. Airport (CRP) to MacArthur Airport (ISP) cost?
Get a cheap one-way flight from $229 or cheap return flight from $443 from Corpus Christi Intl. Airport (CRP) to MacArthur Airport (ISP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Corpus Christi Intl. Airport (CRP) to MacArthur Airport (ISP)?
December is the most affordable month to fly from CRP to ISP. Traveling outside of peak seasons is often the key to scoring lower fares.
What is the cheapest airline that flies from Corpus Christi Intl. Airport (CRP) to MacArthur Airport (ISP)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest CRP to ISP flight.
How many flights per day from Corpus Christi Intl. Airport (CRP) to MacArthur Airport (ISP)?
There aren't any daily nonstop flights departing from Corpus Christi Intl. Airport (CRP) to MacArthur Airport (ISP). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from CRP to ISP?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Corpus Christi Intl. Airport (CRP) to MacArthur Airport (ISP)?
To arrive at MacArthur Airport (ISP) on time, pick a flight that takes off from Corpus Christi Intl. Airport (CRP) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Corpus Christi Intl. Airport (CRP) to MacArthur Airport (ISP) last-minute?
Last-minute bookings from CRP to ISP are usually more expensive. To lock in the best rates, start searching for flights as early as possible. That being said, if you can play around with your travel dates, you may land a cheap ticket right before your journey.
Is it cheaper to book a CRP to ISP flight and hotel package?
Booking a CRP to ISP flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our impressive range of stays and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Corpus Christi Intl. Airport (CRP) to MacArthur Airport (ISP)?
If you booked your CRP to ISP flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Origin airport
Corpus Christi Intl.
Destination airport
MacArthur
Roundtrip price
$442
Distance
1649 mi

Book with confidence

Corpus Christi to Islip Flights

The cheapest times to fly from Corpus Christi to Islip

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Corpus Christi to Islip are during the month of December. You can find some of the cheapest flights from Corpus Christi to Islip with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Corpus Christi to Islip

Sunday is one of the best days to book for cheap flights from Corpus Christi to Islip: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Corpus Christi to Islip

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Corpus Christi to Islip in 2025. You can also book with separate airlines for your outbound and return journeys, from $229 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Corpus Christi to Islip flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Corpus Christi to Islip airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Corpus Christi to Islip Flights

Explore a world of travel with Expedia

*Available to One Key members.