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Islip

$94+ Cheap flights from New Hampshire to Islip, NY (ISP)

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — ISP
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from New Hampshire to Islip

Keep the following information in mind while searching for New Hampshire to Islip flight deals. Data was last updated febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$187
(JetBlue Airways)

One-way from

$94
(JetBlue)

Popular in

February

Cheapest in

October

Average price

$237
Provider with most accurate pricing for Boston Logan Intl-New York (NYC) flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-New York (NYC) flights.
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From New Hampshire to Islip Long Island
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One-way flight from New Hampshire to Islip Long Island
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Highest demand for flights based on searches. 21% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from New Hampshire to Islip

Cheapest flights from New Hampshire to Islip
Explore the most affordable flight options available from New Hampshire to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This JetBlue Airways deal was found by Cheapflights users on 2/20. 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 JetBlue Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/138:00 pmBOS - ISP
Nonstop1h 08mJetBlue
vie. 5/166:00 amISP - BOS
Nonstop0h 54mJetBlue
Deal found 2/20$187
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/611:14 amBOS - ISP
2 stops32h 31mMultiple Airlines
dom. 3/2312:56 pmISP - BOS
3 stops42h 29mMultiple Airlines
Deal found 2/20$236
This Trip.com deal was found by Cheapflights users on 2/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/206:00 amBOS - ISP
1 stop14h 04mFrontier
dom. 3/238:52 pmISP - BOS
1 stop13h 51mFrontier
Deal found 2/20$244
This Southwest deal was found by Cheapflights users on 2/20. 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. 3/116:20 amBOS - ISP
1 stop4h 50mSouthwest
mar. 3/114:20 pmISP - BOS
1 stop6h 40mSouthwest
Deal found 2/20$255
This Southwest deal was found by Cheapflights users on 2/20. 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.
mié. 3/124:30 pmPWM - ISP
1 stop6h 05mSouthwest
lun. 3/246:00 pmISP - PWM
1 stop6h 05mSouthwest
Deal found 2/20$255
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/128:07 pmPWM - ISP
2 stops14h 04mBreeze Airways
lun. 3/246:39 pmISP - PWM
1 stop22h 48mBreeze Airways
Deal found 2/20$301

Find flights from New Hampshire to Islip within your budget

Customize your flight search to find flights from New Hampshire to Islip 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 febrero 20, 2025.

Fly from

New Hampshire

Fly to

Islip

Route

Depart

Return

Price

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

mar. 5/13

8:00 pm-9:08 pm

Nonstop1h 08m

Islip Long Island

vie. 5/16

6:00 am-6:54 am

Nonstop0h 54m

$187

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

jue. 3/6

11:14 am-7:45 pm

2 stops32h 31m

Islip Long Island

dom. 3/23

12:56 pm-7:25 am

3 stops42h 29m

$236

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

jue. 3/20

6:00 am-8:04 pm

1 stop14h 04m

Islip Long Island

dom. 3/23

8:52 pm-10:43 am

1 stop13h 51m

$244

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

mar. 3/11

6:20 am-11:10 am

1 stop4h 50m

Islip Long Island

mar. 3/11

4:20 pm-11:00 pm

1 stop6h 40m

$255

PortlandIslip

PWM - ISP

PWMISP

Portland

mié. 3/12

4:30 pm-10:35 pm

1 stop6h 05m

Islip Long Island

lun. 3/24

6:00 pm-12:05 am

1 stop6h 05m

$255

PortlandIslip

PWM - ISP

PWMISP

Portland

mié. 3/12

8:07 pm-10:11 am

2 stops14h 04m

Islip Long Island

lun. 3/24

6:39 pm-5:27 pm

1 stop22h 48m

$301

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

lun. 5/12

8:00 pm-9:08 pm

Nonstop1h 08m

$94

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

jue. 3/20

5:35 am-10:45 am

1 stop5h 10m

$128

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Best time to book a flight from New Hampshire to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from New Hampshire 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.

Travel insights for flights from New Hampshire to Islip

Get recent, data-driven insights about flights from New Hampshire to Islip including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from New Hampshire to Islip, New York (average of $108). Flying from New Hampshire to Islip, New York in November is currently the most expensive (average of $213). 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.

Rainfall in Islip by month

Plan your trip to Islip by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Islip, New York ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip, New York when rainfall is around 3.3 in.

Temperature in Islip by month

Plan your trip to Islip by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Islip, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated febrero 20, 2025.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Breeze Airways
8.1
Very good
150 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Frontier
6.0
Okay
3,355 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to Islip. 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 into for flights to Islip from New Hampshire?

    Islip Long Island (ISP) is the airport you will fly into if you book a flight from New Hampshire to Islip. It is only a 7.2 mi journey from Long Island (ISP) to Islip’s city center.

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

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

  • How can I find direct flights from New Hampshire to Islip?

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

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

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

    Currently, January is the cheapest month in which you can book a flight from New Hampshire to Islip, New York (average of $108). Flying from New Hampshire to Islip, New York in November is currently the most expensive (average of $213). 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

Traveling to a place near New Hampshire?

Book flights to New Hampshire if you plan to visit one of these locations
Southampton
Riverhead

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Top airline flying from New Hampshire to Islip

Discover the top airline that operate flights from New Hampshire to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$288Average$466FlexibilityNo cancel feeOn-time63%
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