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Cheap flights from San Francisco to New York from $234

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to New York departing on 7/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from San Francisco to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
10:30 pm - 9:40 am
SFO
-
ISP
8h 10m
1 stop
Southwest Logo
6:05 am - 11:35 am
ISP
-
SFO
8h 30m
1 stop
$395Southwest
Wed, Sep 23 - Tue, Sep 29
Southwest Logo
10:30 pm - 9:40 am
SFO
-
ISP
8h 10m
1 stop
Southwest Logo
3:20 pm - 11:05 pm
ISP
-
SFO
10h 45m
2 stops
$400Southwest
Wed, Sep 23 - Tue, Sep 29
Southwest Logo
6:50 am - 9:05 pm
SFO
-
ISP
11h 15m
2 stops
Southwest Logo
3:20 pm - 10:20 pm
ISP
-
SFO
10h 00m
2 stops
$405Southwest
Wed, Sep 23 - Tue, Sep 29
Southwest Logo
10:30 pm - 9:40 am
SFO
-
ISP
8h 10m
1 stop
Southwest Logo
6:05 am - 11:35 am
ISP
-
SFO
8h 30m
1 stop
$410Southwest
Thu, Sep 24 - Wed, Sep 30
Southwest Logo
7:45 pm - 9:40 am
SFO
-
ISP
10h 55m
2 stops
Southwest Logo
6:05 am - 11:35 am
ISP
-
SFO
8h 30m
1 stop
$415Southwest
Thu, Sep 24 - Wed, Sep 30
Southwest Logo
11:05 pm - 12:35 pm
SFO
-
ISP
10h 30m
2 stops
Southwest Logo
3:20 pm - 10:20 pm
ISP
-
SFO
10h 00m
2 stops
$420Southwest
Thu, Sep 24 - Tue, Sep 29
Southwest Logo
9:10 pm - 8:20 am
SFO
-
ISP
8h 10m
1 stop
Southwest Logo
6:00 am - 3:10 pm
ISP
-
SFO
12h 10m
2 stops
$458Southwest
Wed, Jul 29 - Mon, Aug 3
Southwest Logo
10:10 am - 11:15 pm
SFO
-
ISP
10h 05m
2 stops
Southwest Logo
3:30 pm - 11:35 pm
ISP
-
SFO
11h 05m
2 stops
$477Southwest
Sat, Jul 25 - Sat, Aug 1
Southwest Logo
10:30 pm - 9:55 am
SFO
-
ISP
8h 25m
1 stop
Southwest Logo
11:55 am - 8:35 pm
ISP
-
SFO
11h 40m
2 stops
$482Southwest
Sat, Aug 8 - Sat, Aug 15
Southwest Logo
10:50 pm - 11:50 am
SFO
-
ISP
10h 00m
2 stops
Southwest Logo
6:00 am - 3:10 pm
ISP
-
SFO
12h 10m
2 stops
$499Southwest
Wed, Jul 29 - Mon, Aug 3

Southwest flights from San Francisco to Islip, New York

Our best Southwest deals on San Francisco to Islip, New York flight tickets
Southwest
Sep 23
SFO10:30 pmSan Francisco
8h 10m
1 stop
ISP9:40 amIslip Long Island
Sep 29
ISP6:05 amIslip Long Island
8h 30m
1 stop
SFO11:35 amSan Francisco
$395
Southwest
Sep 23
SFO10:30 pmSan Francisco
8h 10m
1 stop
ISP9:40 amIslip Long Island
Sep 29
ISP3:20 pmIslip Long Island
10h 45m
2 stops
SFO11:05 pmSan Francisco
$400
Southwest
Sep 23
SFO6:50 amSan Francisco
11h 15m
2 stops
ISP9:05 pmIslip Long Island
Sep 29
ISP3:20 pmIslip Long Island
10h 00m
2 stops
SFO10:20 pmSan Francisco
$405

Breeze Airways flights from San Francisco to Islip, New York

Our best Breeze Airways deals on San Francisco to Islip, New York flight tickets
Breeze Airways
Aug 17
SFO12:18 pmSan Francisco
19h 58m
3 stops
ISP11:16 amIslip Long Island
Sep 21
ISP9:39 amIslip Long Island
29h 22m
2 stops
SFO12:01 pmSan Francisco
$784
Breeze Airways
Sep 5
SFO12:22 pmSan Francisco
26h 44m
1 stop
ISP6:06 pmIslip Long Island
Sep 7
ISP8:43 pmIslip Long Island
18h 19m
2 stops
SFO12:02 pmSan Francisco
$809
Breeze Airways
Aug 3
SFO12:18 pmSan Francisco
19h 58m
3 stops
ISP11:16 amIslip Long Island
Aug 10
ISP8:43 pmIslip Long Island
18h 19m
2 stops
SFO12:02 pmSan Francisco
$814

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Islip, New York 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, momondo users made 832,500 searches. Data last updated June 4, 2026.
Use the filters below to find and compare flights from San Francisco to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Wed 9/23

10:30 pm-9:40 am

1 stop8h 10m

Islip Long Island

Tue 9/29

6:05 am-11:35 am

1 stop8h 30m

$395

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Wed 9/23

10:30 pm-9:40 am

1 stop8h 10m

Islip Long Island

Tue 9/29

3:20 pm-11:05 pm

2 stops10h 45m

$400

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Wed 9/23

6:50 am-9:05 pm

2 stops11h 15m

Islip Long Island

Tue 9/29

3:20 pm-10:20 pm

2 stops10h 00m

$405

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Thu 9/24

10:30 pm-9:40 am

1 stop8h 10m

Islip Long Island

Wed 9/30

6:05 am-11:35 am

1 stop8h 30m

$410

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Thu 9/24

7:45 pm-9:40 am

2 stops10h 55m

Islip Long Island

Wed 9/30

6:05 am-11:35 am

1 stop8h 30m

$415

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Thu 9/24

11:05 pm-12:35 pm

2 stops10h 30m

Islip Long Island

Tue 9/29

3:20 pm-10:20 pm

2 stops10h 00m

$420

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Wed 7/29

9:10 pm-8:20 am

1 stop8h 10m

Islip Long Island

Mon 8/3

6:00 am-3:10 pm

2 stops12h 10m

$458

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Sat 7/25

10:10 am-11:15 pm

2 stops10h 05m

Islip Long Island

Sat 8/1

3:30 pm-11:35 pm

2 stops11h 05m

$477

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Sat 8/8

10:30 pm-9:55 am

1 stop8h 25m

Islip Long Island

Sat 8/15

11:55 am-8:35 pm

2 stops11h 40m

$482

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Wed 7/29

10:50 pm-11:50 am

2 stops10h 00m

Islip Long Island

Mon 8/3

6:00 am-3:10 pm

2 stops12h 10m

$499

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New York from

How to get the cheapest flight ticket from San Francisco to Islip, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on San Francisco to Islip, New York flights?

You could potentially save up to 18% on your flight if you consider stops on a San Francisco to Islip, New York flight.

When to book flights from San Francisco to Islip, New York

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Islip, New York according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Islip, New York (SFO to ISP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Islip, New York

Fastest flight time

14h 14m

Direct flights

None
The fastest flight from San Francisco to Islip, New York takes 14h 14m
There are no direct flights from San Francisco to Islip, New York. There are no popular flight routes from San Francisco to Islip, New York.
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Frequently asked questions about flying from San Francisco to Islip, New York

  • How far is San Francisco to Islip Long Island by plane?

    The distance between San Francisco and Islip Long Island is about 2603.4 mi. 14h 14m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Francisco Airport to Islip Long Island Airport?

    Prices for flights from San Francisco Airport to Islip Long Island Airport are refreshed on a daily basis.

  • How old do you have to be to fly from San Francisco Airport to Islip Long Island Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Islip Long Island Airport.

  • What documentation or ID do you need to fly to Islip Long Island Airport?

    The travel and health documents required for your trip to Islip Long Island Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Islip Long Island Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Montauk
Riverhead
Sag Harbor
Southampton
Amagansett

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Islip?

It is quick and easy to find San Francisco to Islip flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Islip that suits you.

Can I find flights from San Francisco to Islip with flexible booking policies on momondo?

momondo does allow users to show only those flights to Islip from San Francisco which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Francisco to Islip?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Islip from San Francisco.

I’m not ready to book a flight from San Francisco to Islip right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Islip from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Islip, New York trip

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