$797 Cheap Flights from Islip (ISP) to Altoona (AOO)

View $797 flight on Fri, Nov 21, 2025Opens in a new window

Popular airlines from MacArthur Airport (ISP) to Altoona, PA (AOO-Blair County)

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Cheap Flights from Islip to Altoona (ISP-AOO)

Prices were available within the past 7 days and start at $797 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from MacArthur Airport (ISP) to Blair County Airport (AOO) cost?
Get a cheap one-way flight from $797 or cheap return flight from MacArthur Airport (ISP) to Blair County Airport (AOO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from MacArthur Airport (ISP) to Blair County Airport (AOO)?
is the least expensive month to fly from ISP to AOO. Traveling outside of peak seasons is often the key to finding better deals on flights.
What is the cheapest airline that flies from MacArthur Airport (ISP) to Blair County Airport (AOO)?
To find the cheapest airline flying from ISP to AOO, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from MacArthur Airport (ISP) to Blair County Airport (AOO)?
There are no daily direct flights from MacArthur Airport (ISP) to Blair County Airport (AOO). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time at all.
What day of the week has the most flights from ISP to AOO?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change depending 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 MacArthur Airport (ISP) to Blair County Airport (AOO)?
To land at Blair County Airport (AOO) on time, opt for a flight that leaves MacArthur Airport (ISP) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 MacArthur Airport (ISP) to Blair County Airport (AOO) last-minute?
Last-minute fares from ISP to AOO are usually more expensive. For the cheapest rates, start searching for flights as early as possible. That being said, if you're flexible with your travel plans, you may score a cheap fare right before your journey.
Is it cheaper to book an ISP to AOO flight and hotel package?
Compared with arranging hotels and flights separately, booking an ISP to AOO flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place will take the hassle out of planning your trip. Just pick your flights and select from our extensive range of stays, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from MacArthur Airport (ISP) to Blair County Airport (AOO)?
It's usually possible to cancel or reschedule your ISP to AOO flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
MacArthur
Destination airport
Blair County
Distance
276 mi

Book with confidence

Islip to Altoona Flights

The cheapest times to fly from Islip to Altoona

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 Islip to Altoona are during the month of . You can find some of the cheapest flights from Islip to Altoona with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Islip to Altoona

Sunday is one of the best days to book for cheap flights from Islip to Altoona: 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 Islip to Altoona

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 Islip to Altoona in 2025. You can also book with separate airlines for your outbound and return journeys, from $797 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 Islip to Altoona 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 Islip to Altoona 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.

 

Islip to Altoona Flights

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*Available to One Key members.