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Islip

$89+ Cheap flights from San Francisco Bay Area 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ISP
Mar 1 — Mar 81
Sat 3/1
Sat 3/8
1 adult, Economy
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Cheap flight deals from San Francisco Bay Area to Islip

Keep the following information in mind while searching for San Francisco Bay Area to Islip flight deals. Data was last updated February 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$465
(JetBlue)

One-way from

$89
(Cheapflightsfares)

Popular in

June

Cheapest in

February

Average price

$337
Provider with most accurate pricing for San Francisco-New York (NYC) flight deals.
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Provider most trusted by Cheapflights users for San Francisco-New York (NYC) flights.
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From San Francisco Bay Area to Islip Long Island
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One-way flight from San Francisco Bay Area to Islip Long Island
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Highest demand for flights based on searches. 15% potential increase in price ($78 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 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 San Francisco Bay Area to Islip

Cheapest flights from San Francisco Bay Area to Islip
Explore the most affordable flight options available from San Francisco Bay Area to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2025.

This JetBlue deal was found by Cheapflights users on 2/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/199:25 pmSFO - ISP
1 stop9h 26mJetBlue
Thu 9/46:00 amISP - SFO
1 stop11h 40mJetBlue
Deal found 2/22$380
This Frontier deal was found by Cheapflights users on 2/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/49:49 pmSFO - ISP
1 stop12h 24mFrontier
Wed 6/253:46 pmISP - SFO
1 stop10h 08mFrontier
Deal found 2/23$382
This Mytrip deal was found by Cheapflights users on 2/23. 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.
Tue 3/112:19 pmSJC - ISP
3 stops20h 36mMultiple Airlines
Sat 3/152:35 pmISP - SJC
3 stops36h 24mMultiple Airlines
Deal found 2/23$517
This Breeze Airways deal was found by Cheapflights users on 2/23. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2112:33 pmSFO - ISP
2 stops18h 21mBreeze Airways
Sun 8/247:39 pmISP - SFO
3 stops19h 05mBreeze Airways
Deal found 2/23$937

Find flights from San Francisco Bay Area to Islip within your budget

Customize your flight search to find flights from San Francisco Bay Area 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 February 24, 2025.

Fly from

San Francisco Bay Area

Fly to

Islip

Route

Depart

Return

Price

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Tue 8/19

9:25 pm-9:51 am

1 stop9h 26m

Islip Long Island

Thu 9/4

6:00 am-2:40 pm

1 stop11h 40m

$380

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Wed 6/4

9:49 pm-1:13 pm

1 stop12h 24m

Islip Long Island

Wed 6/25

3:46 pm-10:54 pm

1 stop10h 08m

$382

San JoseIslip

SJC - ISP

SJCISP

San Jose

Tue 3/11

2:19 pm-1:55 pm

3 stops20h 36m

Islip Long Island

Sat 3/15

2:35 pm-11:59 pm

3 stops36h 24m

$517

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Thu 8/21

12:33 pm-9:54 am

2 stops18h 21m

Islip Long Island

Sun 8/24

7:39 pm-11:44 am

3 stops19h 05m

$937

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Tue 4/29

10:07 pm-10:00 am

1 stop8h 53m

$89

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Wed 5/7

8:00 am-9:08 pm

1 stop10h 08m

$174

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Tue 4/15

5:00 pm-9:10 am

2 stops13h 10m

$181

OaklandIslip

OAK - ISP

OAKISP

Oakland

Thu 6/19

6:30 pm-9:25 am

2 stops11h 55m

$259

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Fri 8/22

12:29 pm-1:32 pm

2 stops22h 03m

$472

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Best time to book a flight from San Francisco Bay Area to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from San Francisco Bay Area 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 San Francisco Bay Area to Islip

Get recent, data-driven insights about flights from San Francisco Bay Area to Islip including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from San Francisco Bay Area to Islip, New York?

Currently, January is the cheapest month in which you can book a flight from San Francisco Bay Area to Islip, New York (average of $108). Flying from San Francisco Bay Area 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.

What is the cheapest time of day to fly from XIH to ISP?

Find hourly flight availability from San Francisco Bay Area to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 24, 2025.

When flying from San Francisco Bay Area 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.

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 February 24, 2025.
Southwest
8.1
Very good
4,380 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,380 reviews
Southwest
8.1
Very good
4,380 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Breeze Airways
8.1
Very good
150 reviews
Southwest
8.1
Very good
4,380 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

JetBlue
7.4
Good
3,057 reviews
Southwest
8.1
Very good
4,380 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Frontier
6.0
Okay
3,344 reviews
Southwest
8.1
Very good
4,380 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from San Francisco Bay Area 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 San Francisco Bay Area?

    Most people fly into Islip Long Island (ISP) if they book a flight to Islip from San Francisco Bay Area. Long Island is conveniently located just 7.2 mi from Islip’s city center.

  • What are the cheapest airlines to fly from San Francisco Bay Area to Islip, New York one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $89. However, be on the lookout for offers from JetBlue and Southwest, as they are both options that can get you from San Francisco Bay Area to Islip, New York for a low price.

  • What are the most popular routes from San Francisco Bay Area to Islip, New York?

    When deciding which route to take from San Francisco Bay Area to Islip, New York consider San Francisco - Islip Long Island, Oakland - Islip Long Island or San Jose - Islip Long Island as they are the most popular.

  • Can I find deals for flights from San Francisco Bay Area to Islip that include hotel bookings?

    Yes. In addition to deals on San Francisco Bay Area to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco Bay Area to Islip?

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

  • Can I find deals for business class flights from San Francisco Bay Area to Islip?

    Yes. Cheapflights offers flight deals from San Francisco Bay Area 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 San Francisco Bay Area to Islip, New York?

    Currently, January is the cheapest month in which you can book a flight from San Francisco Bay Area to Islip, New York (average of $108). Flying from San Francisco Bay Area 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 San Francisco Bay Area?

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Alternative routes for San Francisco Bay Area to Islip

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