PDX - ISP

$190 Find Cheap Flights from Portland to Islip - Compare and Save

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Everything you should know

Cheapest round-trip
$553
Typical prices: $446-$526
Southwest
Sun 11/11Fri 11/16
PDX - ISP • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Portland and Islip. You'll need to take a connecting flight to reach the destination.
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Cheap Flights from Portland to Islip (PDX-ISP)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Portland to Islip

Wed, Nov 11 - Mon, Nov 16
Southwest Logo
6:40 am - 9:40 pmPDX  Portland-ISP Islip Long Island
12h 00m2 stops Sacramento Intl Baltimore/Washington
Southwest Logo
6:05 am - 1:10 pmISP  Islip Long Island-PDX Portland
10h 05m2 stops Baltimore/Washington Denver Intl
$553Southwest
Tue, Sep 15 - Sat, Sep 19
Southwest Logo
10:45 pm - 10:15 amPDX  Portland-ISP Islip Long Island
8h 30m1 stop Baltimore/Washington
Southwest Logo
5:30 am - 4:20 pmISP  Islip Long Island-PDX Portland
13h 50m2 stops Baltimore/Washington Sacramento Intl
$602Southwest
Tue, Sep 15 - Sat, Sep 19
Southwest Logo
5:50 am - 9:10 pmPDX  Portland-ISP Islip Long Island
12h 20m2 stops Las Vegas Harry Reid Intl Baltimore/Washington
Southwest Logo
11:55 am - 9:25 pmISP  Islip Long Island-PDX Portland
12h 30m2 stops Baltimore/Washington Denver Intl
$607Southwest
Tue, Sep 15 - Sat, Sep 19
Southwest Logo
10:45 pm - 10:15 amPDX  Portland-ISP Islip Long Island
8h 30m1 stop Baltimore/Washington
Southwest Logo
5:30 am - 12:30 pmISP  Islip Long Island-PDX Portland
10h 00m1 stop Baltimore/Washington
$624Southwest
Wed, Nov 11 - Mon, Nov 16
Multiple Airlines Logo
7:26 pm - 8:01 pmPDX  Portland-ISP Islip Long Island
21h 35m2 stops San Francisco Boston Logan Intl
Multiple Airlines Logo
4:33 pm - 9:02 pmISP  Islip Long Island-PDX Portland
31h 29m3 stops Boston Logan Intl Chicago O'Hare Intl San Francisco
$970Multiple Airlines
Wed, Nov 11 - Mon, Nov 16
Multiple Airlines Logo
10:59 pm - 3:21 pmPDX  Portland-ISP Islip Long Island
13h 22m1 stop Boston Logan Intl
Multiple Airlines Logo
11:53 am - 7:53 pmISP  Islip Long Island-PDX Portland
11h 00m1 stop Boston Logan Intl
$974Multiple Airlines
Wed, Nov 11 - Mon, Nov 16
Multiple Airlines Logo
10:59 pm - 1:24 pmPDX  Portland-ISP Islip Long Island
11h 25m1 stop Boston Logan Intl
Multiple Airlines Logo
2:19 pm - 11:54 pmISP  Islip Long Island-PDX Portland
12h 35m2 stops Boston Logan Intl Seattle/Tacoma Intl
$1,318Multiple Airlines
Booking Insights

Price, demand and travel trends for Portland to Islip flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Portland to Islip with more confidence.

How much is a round-trip flight from Portland to Islip?

Round-trip flights from Portland to Islip start at $553. Prices are above average for this route right now, with typical round-trip fares ranging from $446 to $526. The lowest price found in the past 5 days was $553 on Southwest.

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Key details for Portland to Islip flights

Cheapest flight

$190
Flight from Portland to Islip

When to book flights from Portland to Islip

Are your dates flexible? Find out the best times to travel from Portland to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Portland to Islip flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Portland to Islip?

    Flights from Portland to Islip usually depart from Portland (PDX) and arrive at Islip Long Island (ISP).

  • Which airports do connecting flights from Portland to Islip pass through?

    Most connecting flights from Portland to Islip pass through Baltimore/Washington (BWI), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

  • How long is a flight from Portland to Islip?

    A nonstop flight from Portland to Islip takes 0h 00m, covering 2,474 miles.

  • Do I need a passport to fly from Portland to Islip?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Portland to Islip changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $553 to $1,318. That means the highest observed fare was about 2x higher than the lowest one.

  • What is the time difference between Portland and Islip?

    Islip is 3 hours ahead of Portland (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Islip Long Island Airport (ISP)?

    Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates starting from around $36 for economy cars. Top options include:
    · Budget
    · Enterprise Rent-A-Car
    · Avis
    · National
    · Empire Rent A Car

More options for your flight from Portland to Islip

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