Cheap flights from Portland to Islip (PWM - ISP)

PWM — ISP
Feb 1 — Feb 81

How far in advance should I book a flight from Portland, Maine to Islip, New York?

Travelers have found it’s best to book a flight 47 days in advance to save up to 59% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 47 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Portland, Maine to Islip, New York 1-2 weeks in advance for as low as $251, or $326 for flights within the next 24 hours.

What is the cheapest month to fly from Portland, Maine to Islip, New York?

The best pricing can be found in the month of September. Prices to Islip, New York from Portland, Maine average $231. You can even find prices in September for less than $231, as users have found deals to Islip, New York from as low as $117. The month of November appears to be one of the more expensive times to travel to Islip, New York from Portland, Maine. Flying in the targeted month can save you up to 24%.

When is the cheapest time to fly from Portland, Maine to Islip, New York (PWM - ISP)?

When flying from Portland, Maine to Islip, New York, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Portland to Islip in January, February 2023

The best prices found for PWM to ISP flights for January, February
Feb 24 - Mar 3
PWM

Portland

ISP

Islip Long Island

1 stop

9h 54m
ISP

Islip Long Island

PWM

Portland

1 stop

18h 56m
$770

Frontier

Pick Dates

Deal found 1/25

Portland to Islip 2023 flight deals

Cheap flights to Islip from Portland found for this year
Feb 24 - Mar 3
PWM

Portland

ISP

Islip Long Island

1 stop

9h 54m
ISP

Islip Long Island

PWM

Portland

1 stop

18h 56m
$770

Frontier

Pick Dates

Deal found 1/25

Reviews of Airlines Servicing Islip

Frontier
6.1
Okay
536 reviews

Crew

6.8

Comfort

5.7

Entertainment

4.7

Overall

6.1

Boarding

6.3

Food

4.9

Reviews

1 / 10

Boarding was fast The flight talked to loudly during a late night flight We stayed at the gate for 2 hours due to paperwork, very mediocre service. If I can avoid frontier I will at all cost

Frontier
6.1
Okay
536 reviews
Frontier
6.1
Okay
536 reviews

Crew

6.8

Comfort

5.7

Entertainment

4.7

Overall

6.1

Boarding

6.3

Food

4.9

Reviews

1 / 10

Boarding was fast The flight talked to loudly during a late night flight We stayed at the gate for 2 hours due to paperwork, very mediocre service. If I can avoid frontier I will at all cost

Related info for your journey

Useful info, stats and facts about Portland to Islip flights.

Can I find flights from Portland, Maine to Islip, New York for under $800 on Cheapflights?

Yes, there are multiple flights from Portland, Maine to Islip, New York for under $800. The cheapest flight booked recently is on Frontier for just $770, but on average you can expect to pay $770.

What are the cheapest flights from Portland, Maine to Islip, New York?

While on average a flight from Portland, Maine to Islip, New York is generally $1,787, our data shows the cheapest flight currently is $137. When looking at the most popular route, (Portland - Islip Long Island), you can expect to pay $770 for that flight.

Alternative routes for Portland to Islip

See prices for flight routes from nearby airports that may be better suited for you.
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