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Islip

$402+ Cheap flights from Sacramento to Islip, NY (SMF - ISP)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — ISP
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Sacramento to Islip

Cheapest flights from Sacramento to Islip
Explore the most affordable flight options available from Sacramento to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Southwest deal was found by Cheapflights users on 1/27. 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.
Wed 3/411:55 am
SMF
-
ISP
1 stop7h 00m
Southwest
Sun 3/1511:45 am
ISP
-
SMF
1 stop9h 45m
Southwest
Deal found 1/27$402
This Southwest deal was found by Cheapflights users on 1/27. 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.
Fri 3/610:55 pm
SMF
-
ISP
1 stop11h 50m
Southwest
Sun 3/1511:45 am
ISP
-
SMF
1 stop9h 45m
Southwest
Deal found 1/27$462
This Southwest deal was found by Cheapflights users on 1/28. 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.
Thu 7/309:40 pm
SMF
-
ISP
1 stop7h 40m
Southwest
Sat 8/85:30 am
ISP
-
SMF
1 stop10h 00m
Southwest
Deal found 1/28$467
This Southwest deal was found by Cheapflights users on 1/28. 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.
Thu 2/1911:20 am
SMF
-
ISP
1 stop8h 00m
Southwest
Mon 2/235:55 am
ISP
-
SMF
1 stop12h 55m
Southwest
Deal found 1/28$524
This Southwest deal was found by Cheapflights users on 1/28. 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.
Wed 6/249:40 pm
SMF
-
ISP
1 stop7h 40m
Southwest
Mon 6/2912:30 pm
ISP
-
SMF
2 stops11h 20m
Southwest
Deal found 1/28$528

Find flight deals from Sacramento to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Sacramento (SMF) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$402
(Southwest)

Popular in

December

Cheapest in

February

Average price

$344
Provider with most accurate pricing for Sacramento Intl-Islip Long Island flight deals.
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Provider most trusted by Cheapflights users for Sacramento Intl-Islip Long Island flights.
Search Deals
From Sacramento Intl to Islip Long Island
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sacramento 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 January 29, 2026.
Use the filters below to find and compare flights from Sacramento to Islip that are best for you.

Fly from

Sacramento

Fly to

Islip

Route

Depart

Return

Price

SacramentoIslip

SMF - ISP

SMFISP

Sacramento Intl

Wed 3/4

11:55 am-9:55 pm

1 stop7h 00m

Islip Long Island

Sun 3/15

11:45 am-6:30 pm

1 stop9h 45m

$402

SacramentoIslip

SMF - ISP

SMFISP

Sacramento Intl

Fri 3/6

10:55 pm-1:45 pm

1 stop11h 50m

Islip Long Island

Sun 3/15

11:45 am-6:30 pm

1 stop9h 45m

$462

SacramentoIslip

SMF - ISP

SMFISP

Sacramento Intl

Thu 2/19

11:20 am-10:20 pm

1 stop8h 00m

Islip Long Island

Mon 2/23

5:55 am-3:50 pm

1 stop12h 55m

$524

SacramentoIslip

SMF - ISP

SMFISP

Sacramento Intl

Wed 6/24

9:40 pm-8:20 am

1 stop7h 40m

Islip Long Island

Mon 6/29

12:30 pm-8:50 pm

2 stops11h 20m

$528

SacramentoIslip

SMF - ISP

SMFISP

Sacramento Intl

Wed 2/11

11:55 am-9:55 pm

1 stop7h 00m

Islip Long Island

Sun 2/15

11:50 am-8:40 pm

2 stops11h 50m

$572

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

  • Most accurate provider: When it comes to deals on Sacramento-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sacramento-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sacramento-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sacramento-Islip, New York flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sacramento-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sacramento to Islip

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

Cheapflights Insights

Everything you need to know about your flight from Sacramento to Islip

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

Currently, February is the cheapest month in which you can book a flight from Sacramento to Islip, New York (average of $96). Flying from Sacramento to Islip, New York in June is currently the most expensive (average of $205). 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.

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 January 29, 2026.
Peruse reviews from past customers who have flown with Southwest from Sacramento to Islip to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from Sacramento to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Sacramento to Islip, New York?

    There are many flights that can get you from Sacramento to Islip, New York in 7h. Fly via Southwest to get the fastest option. The distance from Sacramento to Islip, New York is about 2546 mi.

  • What is the cheapest airline to fly from Sacramento to Islip, New York round-trip?

    Currently priced at $380, Southwest will fly you from Sacramento to Islip, New York and back. In addition to Southwest, many other airlines offer competitively priced options for your trip.

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

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

  • How can I find direct flights from Sacramento to Islip?

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Sacramento to Islip, New York (average of $96). Flying from Sacramento to Islip, New York in June is currently the most expensive (average of $205). 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 Islip?

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Alternative routes for Sacramento to Islip

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Top airline flying from Sacramento to Islip

Discover the top airline that operate flights from Sacramento 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$380Average$588FlexibilityNo cancel feeOn-time63%

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