Cheap Flight Tickets from Islip (ISP) to Portland (PWM), Starting at $383

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

$383

WN Southwest Airlines • 1 stop • 7h 20m

Sep 24 – Sep 29

The cheapest round trip flight from Islip to Portland (ISP-PWM-ISP) is currently $383

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Fastest Flight

7h 20m

The fastest nonstop flight from Islip to Portland (ISP-PWM) takes 7h 20m

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.

Sep 24 - Sep 29, Economy
WN
Islip → Portland
7h 20m
10:20 AM - 3:00 PM • 1 stop
WN
Islip → Portland
15h 10m
5:45 AM - 2:55 PM • 2 stops
$383
Southwest Airlines
Sep 24 - Sep 29, Economy
WN
Islip → Portland
25h 20m
6:10 AM - 9:30 PM • 2 stops
WN
Islip → Portland
15h 10m
5:45 AM - 2:55 PM • 2 stops
$398
Southwest Airlines
Sep 24 - Sep 29, Economy
WN
Islip → Portland
26h 55m
6:10 AM - 10:25 PM • 1 stop
WN
Islip → Portland
10h 25m
5:45 AM - 12:10 PM • 1 stop
$461
Southwest Airlines
Sep 24 - Sep 29, Economy
WN
Islip → Portland
29h 5m
4:05 PM - 9:50 AM • 1 stop
WN
Islip → Portland
15h 10m
5:45 AM - 2:55 PM • 2 stops
$504
Southwest Airlines
Sep 24 - Sep 29, Economy
F9
Islip → Portland
35h 4m
7:46 PM - 4:50 PM • 1 stop
B6
Islip → Portland
45h 33m
6:00 AM - 9:33 AM • 2 stops
$702
Frontier Airlines
Sep 24 - Sep 29, Economy
F9
Islip → Portland
22h 4m
10:28 AM - 11:52 PM • 3 stops
MX
Islip → Portland
30h 11m
5:09 PM - 11:20 AM • 1 stop
$902
Frontier 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 6:10 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 461
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 7:46 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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