$478 Cheap Flights from Islip (ISP) to Eugene (EUG)

View $478 flight on Mon, Dec 8, 2025Opens in a new window

Popular airlines from MacArthur Airport (ISP) to Mahlon Sweet Field Airport (EUG)

Cheap Flights from Islip to Eugene (ISP-EUG)

Prices were available within the past 7 days and start at $478 for one-way flights and $1,367 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cape Air
Sat, Sep 27 - Wed, Oct 1
ISP
Islip
EUG
Eugene
$1,367 Roundtrip, found 6 days ago
$1,367
Roundtrip
found 6 days ago
Select Cape Air flight, departing Sat, Sep 27 from Islip to Eugene, returning Wed, Oct 1, priced at $1,367 found 6 days ago
Cape Air
Sat, Sep 27 - Wed, Oct 1
ISP
Islip
EUG
Eugene
$1,403 Roundtrip, found 6 days ago
$1,403
Roundtrip
found 6 days ago
Select Cape Air flight, departing Sat, Sep 27 from Islip to Eugene, returning Wed, Oct 1, priced at $1,403 found 6 days ago
Cape Air
Sat, Sep 27 - Wed, Oct 1
ISP
Islip
EUG
Eugene
$1,427 Roundtrip, found 6 days ago
$1,427
Roundtrip
found 6 days ago
Select Cape Air flight, departing Sat, Sep 27 from Islip to Eugene, returning Wed, Oct 1, priced at $1,427 found 6 days ago
Cape Air
Sat, Sep 27 - Wed, Oct 1
ISP
Islip
EUG
Eugene
$1,463 Roundtrip, found 6 days ago
$1,463
Roundtrip
found 6 days ago
Select Cape Air flight, departing Sat, Sep 27 from Islip to Eugene, returning Wed, Oct 1, priced at $1,463 found 6 days ago
Cape Air
Sat, Sep 27 - Wed, Oct 1
ISP
Islip
EUG
Eugene
$1,577 Roundtrip, found 6 days ago
$1,577
Roundtrip
found 6 days ago
Select Cape Air flight, departing Sat, Sep 27 from Islip to Eugene, returning Wed, Oct 1, priced at $1,577 found 6 days ago
Cape Air
Sat, Sep 27 - Wed, Oct 1
ISP
Islip
EUG
Eugene
$1,613 Roundtrip, found 6 days ago
$1,613
Roundtrip
found 6 days ago
Select Cape Air flight, departing Sat, Sep 27 from Islip to Eugene, returning Wed, Oct 1, priced at $1,613 found 6 days ago

Frequently asked questions

How much does a flight from MacArthur Airport (ISP) to Mahlon Sweet Field Airport (EUG) cost?
Grab a cheap one-way flight from $478 or cheap return flight from $1,367 from MacArthur Airport (ISP) to Mahlon Sweet Field Airport (EUG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from MacArthur Airport (ISP) to Mahlon Sweet Field Airport (EUG)?
September is the cheapest month to fly from ISP to EUG. 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 Mahlon Sweet Field Airport (EUG)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from ISP to EUG. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from MacArthur Airport (ISP) to Mahlon Sweet Field Airport (EUG)?
There are no daily direct flights available from MacArthur Airport (ISP) to Mahlon Sweet Field Airport (EUG). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from ISP to EUG?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can vary depending on the time of year, carrier 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 Mahlon Sweet Field Airport (EUG)?
To reach Mahlon Sweet Field Airport (EUG) on schedule, book a flight that leaves MacArthur Airport (ISP) 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 MacArthur Airport (ISP) to Mahlon Sweet Field Airport (EUG) last-minute?
Waiting until just before your trip to book a ticket from ISP to EUG often results in higher prices. While it's possible to find some last-minute discounts, there's no guarantee. Keep your travel plans flexible for the best chance of landing a bargain.
Is it cheaper to book an ISP to EUG flight and hotel package?
Securing an ISP to EUG flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our wide range of stays and then add activities, flights and car rentals 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 MacArthur Airport (ISP) to Mahlon Sweet Field Airport (EUG)?
If you reserved your ISP to EUG flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the fare type you purchased, 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 for more details.

Travel information

Travel information

Origin airport
MacArthur
Destination airport
Eugene
Roundtrip price
$1,367
Distance
2525 mi

Book with confidence

Book with confidence

Islip to Eugene Flights

The cheapest times to fly from Islip to Eugene

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

 

The best time to book a flight from Islip to Eugene

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

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 Eugene in 2025. You can also book with separate airlines for your outbound and return journeys, from $478 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 Eugene 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 Eugene 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 Eugene Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.