Cheap Flight Tickets from Islip (ISP) to Portland (PWM), Starting at $553

Good to Know: Cheapest and Fastest ISP - PWM Flights

Useful information for finding best airline tickets from Long Island Mac Arthur to Portland International Jetport on your next trip.

Cheapest Round Trip Flight

$553

WN Southwest Airlines • 1 stop • 10h 20m

Jul 23 – Jul 27

The cheapest round trip flight from Islip to Portland (ISP-PWM-ISP) is currently $553

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Fastest Flight

5h 45m

The fastest nonstop flight from Islip to Portland (ISP-PWM) takes 5h 45m

Top Airlines Flying from Islip to Portland

Southwest Airlines-WN

Southwest Airlines

Latest Flight Deals from Islip (ISP) to Portland (PWM)

Compare and book low fare round-trip air tickets from Islip to Portland. Ideal for travelers with confirmed return itineraries.

Jul 23 - Jul 27, Economy
WN
Islip → Portland
10h 20m
6:00 AM - 12:20 PM • 1 stop
WN
Islip → Portland
17h 20m
1:00 PM - 11:40 PM • 2 stops
$553
Southwest Airlines
Jul 23 - Jul 27, Economy
WN
Islip → Portland
21h 45m
9:10 AM - 10:15 PM • 2 stops
WN
Islip → Portland
10h 15m
5:35 AM - 11:50 AM • 1 stop
$553
Southwest Airlines
Jul 23 - Jul 27, Economy
WN
Islip → Portland
15h 45m
12:30 PM - 10:15 PM • 2 stops
WN
Islip → Portland
10h 50m
10:25 AM - 5:15 PM • 1 stop
$553
Southwest Airlines
Jul 23 - Jul 27, Economy
WN
Islip → Portland
5h 45m
6:00 AM - 9:45 AM • 1 stop
WN
Islip → Portland
22h
10:25 AM - 11:45 PM • 2 stops
$553
Southwest Airlines
Jul 23 - Jul 27, Economy
WN
Islip → Portland
15h 20m
5:20 AM - 2:40 PM • 2 stops
WN
Islip → Portland
10h 20m
5:20 PM - 11:40 PM • 1 stop
$553
Southwest Airlines
Jul 23 - Jul 27, Economy
WN
Islip → Portland
17h 25m
6:00 AM - 4:45 PM • 1 stop
WN
Islip → Portland
15h 35m
7:40 AM - 5:15 PM • 2 stops
$553
Southwest Airlines

Fly from Islip to Portland with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Islip to Portland? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Islip to Portland Flights

What are the airports in Islip?
ISP
What’s the most popular airline flying from ISP to PWM?
The most popular airline flying from Islip to Portland are
Can I fly from ISP to PWM non-stop?
NO
Which airlines fly nonstop between Islip and Portland?
The non-stop flights between Islip and Portland are .
What’s the earliest departure time from ISP to PWM Airport?
The earliest flight leaves ISP at 5:20 am and lands in PWM - Portland International Jetport
What are the airports in Portland?
PWM
Can I make changes to my Islip to Portland flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ISP to PWM?
Read the fare rules of the Islip to Portland air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Islip and Portland?
operate flights between Islip and Portland
How long does a flight from Islip to Portland take?
It takes approximately 1 hour to fly non-stop from ISP to PWM, which is 243.32 miles by air.
Which airlines provide the cheapest flights from Islip (ISP) to Portland (PWM) ?
In the past couple of days, the cheapest tickets to PWM from ISP were found on WN : USD 553
Do I need a passport to fly between ISP and PWM?
No
What’s the latest departure time from ISP to PWM ?
The last flight leaves ISP at 12:30 pm

Islip (ISP) to Portland (PWM): Airport Information

Origin Airport Long Island Mac Arthur , Islip, US
Destination Airport Portland International Jetport , Portland, US
Distance 243 miles

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