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$185+ Cheap flights from Islip, NY (ISP) to Oregon

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — PDX
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Find flight deals from Islip to Oregon

Cheapest flights from Islip to Oregon
Explore the most affordable flight options available from Islip to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This Southwest deal was found by Cheapflights users on 10/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/912:55 pmISP - PDX
2 stops12h 40mSouthwest
sáb. 1/178:45 amPDX - ISP
2 stops10h 05mSouthwest
Deal found 10/30$379
This United deal was found by Cheapflights users on 10/30. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/912:40 pmISP - PDX
3 stops33h 05mMultiple Airlines
sáb. 1/171:24 pmPDX - ISP
2 stops18h 40mMultiple Airlines
Deal found 10/30$820
This Expedia deal was found by Cheapflights users on 10/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/137:30 amISP - PDX
2 stops19h 03mMultiple Airlines
lun. 11/177:31 pmPDX - ISP
2 stops17h 44mMultiple Airlines
Deal found 10/29$1,204

Cheap flight deals from Islip to Oregon

Keep the following information in mind while searching for Islip to Oregon flight deals. Data was last updated octubre 30, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$1,204
(Expedia)

One-way from

$185
(Southwest)

Popular in

December

Cheapest in

January

Average price

$377
Provider with most accurate pricing for New York (NYC)-Portland flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Portland flights.
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From Islip Long Island to Oregon
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One-way flight from Islip Long Island to Oregon
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Highest demand for flights based on searches. 6% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Oregon 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 octubre 30, 2025.
Use the filters below to find and compare flights from Islip to Oregon that are best for you.

Fly from

Islip

Fly to

Oregon

Route

Depart

Return

Price

IslipPortland

ISP - PDX

ISPPDX

Islip Long Island

mar. 12/9

12:55 pm-10:35 pm

2 stops12h 40m

Portland

sáb. 1/17

8:45 am-9:50 pm

2 stops10h 05m

$379

IslipPortland

ISP - PDX

ISPPDX

Islip Long Island

mar. 12/9

12:40 pm-6:45 pm

3 stops33h 05m

Portland

sáb. 1/17

1:24 pm-11:04 am

2 stops18h 40m

$820

IslipPortland

ISP - PDX

ISPPDX

Islip Long Island

jue. 11/13

7:30 am-11:33 pm

2 stops19h 03m

Portland

lun. 11/17

7:31 pm-4:15 pm

2 stops17h 44m

$1,204

IslipPortland

ISP - PDX

ISPPDX

Islip Long Island

mar. 1/6

12:40 pm-10:15 pm

2 stops12h 35m

$185

IslipPortland

ISP - PDX

ISPPDX

Islip Long Island

mar. 1/6

3:34 pm-10:35 am

3 stops46h 01m

$240

IslipRedmond

ISP - RDM

ISPRDM

Islip Long Island

jue. 11/13

7:30 am-6:15 pm

2 stops13h 45m

$654

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Best time to book a flight from Islip to Oregon

Have a flexible travel schedule? Discover the best time to fly to Oregon 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 Oregon

What is the cheapest month to book a flight from Islip, New York to Oregon?

Currently, March is the cheapest month in which you can book a flight from Islip, New York to Oregon (average of $128). Flying from Islip, New York to Oregon in November is currently the most expensive (average of $264). 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.

Related info for your journey

Find useful and relevant information for your journey from Islip to Oregon. 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 Oregon?

    For a flight from Islip to Oregon, you will be flying from Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city.

  • How long is the flight from Islip, New York to Oregon?

    Southwest can get you from Islip, New York to Oregon in just under 12h 40m. Your travel time can differ by up to . The distance from Islip, New York to Oregon is about 2474 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Oregon 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, New York to Oregon?

    Currently, March is the cheapest month in which you can book a flight from Islip, New York to Oregon (average of $128). Flying from Islip, New York to Oregon in November is currently the most expensive (average of $264). 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

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