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Cheap flights from San Francisco to New York from $156

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 9/1. 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

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 - 10:15 am
SFO
-
ISP
8h 45m
1 stop
Southwest Logo
6:05 am - 11:35 am
ISP
-
SFO
8h 30m
1 stop
$311Southwest
mar., août 25 - mar., sept. 1
Southwest Logo
7:10 pm - 10:15 am
SFO
-
ISP
12h 05m
2 stops
Southwest Logo
6:05 am - 11:35 am
ISP
-
SFO
8h 30m
1 stop
$316Southwest
mar., août 25 - mar., sept. 1
Southwest Logo
9:35 pm - 11:55 am
SFO
-
ISP
11h 20m
1 stop
Southwest Logo
6:00 am - 1:50 pm
ISP
-
SFO
10h 50m
1 stop
$321Southwest
ven., oct. 30 - mer., nov. 18
Southwest Logo
10:50 pm - 11:55 am
SFO
-
ISP
10h 05m
2 stops
Southwest Logo
6:00 am - 1:50 pm
ISP
-
SFO
10h 50m
1 stop
$321Southwest
ven., oct. 30 - mer., nov. 18
Southwest Logo
7:10 pm - 10:15 am
SFO
-
ISP
12h 05m
2 stops
Southwest Logo
3:20 pm - 11:20 pm
ISP
-
SFO
11h 00m
2 stops
$321Southwest
mar., août 25 - mar., sept. 1
Southwest Logo
10:45 am - 11:35 pm
SFO
-
ISP
9h 50m
2 stops
Southwest Logo
6:00 am - 2:55 pm
ISP
-
SFO
11h 55m
2 stops
$326Southwest
ven., oct. 30 - mer., nov. 18
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
$362Southwest
mer., août 19 - mer., août 26
Southwest Logo
10:30 pm - 9:40 am
SFO
-
ISP
8h 10m
1 stop
Southwest Logo
6:05 am - 2:05 pm
ISP
-
SFO
11h 00m
2 stops
$367Southwest
mer., août 19 - mer., août 26
JetBlue Logo
10:24 am - 11:22 pm
SFO
-
ISP
9h 58m
1 stop
JetBlue Logo
7:00 am - 11:17 pm
ISP
-
SFO
19h 17m
1 stop
$479JetBlue
jeu., sept. 10 - lun., sept. 14
JetBlue Logo
10:24 am - 11:22 pm
SFO
-
ISP
9h 58m
1 stop
JetBlue Logo
7:00 am - 9:03 am
ISP
-
SFO
29h 03m
1 stop
$480JetBlue
jeu., sept. 10 - lun., sept. 14

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Southwest flights from San Francisco to Islip, New York

Our best Southwest deals on San Francisco to Islip, New York flight tickets
Southwest
Aug 25
SFO10:30 pmSan Francisco
8h 45m
1 stop
ISP10:15 amIslip Long Island
Sep 1
ISP6:05 amIslip Long Island
8h 30m
1 stop
SFO11:35 amSan Francisco
$311
Southwest
Aug 25
SFO7:10 pmSan Francisco
12h 05m
2 stops
ISP10:15 amIslip Long Island
Sep 1
ISP6:05 amIslip Long Island
8h 30m
1 stop
SFO11:35 amSan Francisco
$316
Southwest
Oct 30
SFO10:50 pmSan Francisco
10h 05m
2 stops
ISP11:55 amIslip Long Island
Nov 18
ISP6:00 amIslip Long Island
10h 50m
1 stop
SFO1:50 pmSan Francisco
$321

JetBlue flights from San Francisco to Islip, New York

Our best JetBlue deals on San Francisco to Islip, New York flight tickets
JetBlue
Sep 10
SFO10:24 amSan Francisco
9h 58m
1 stop
ISP11:22 pmIslip Long Island
Sep 14
ISP7:00 amIslip Long Island
29h 03m
1 stop
SFO9:03 amSan Francisco
$479
JetBlue
Sep 10
SFO10:24 amSan Francisco
9h 58m
1 stop
ISP11:22 pmIslip Long Island
Sep 14
ISP7:00 amIslip Long Island
29h 03m
1 stop
SFO9:03 amSan Francisco
$480
JetBlue
Oct 9
SFO10:30 amSan Francisco
32h 05m
1 stop
ISP9:35 pmIslip Long Island
Oct 12
ISP6:00 amIslip Long Island
20h 17m
1 stop
SFO11:17 pmSan Francisco
$596

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 juillet 30, 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

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

mar. 8/25

10:30 pm-10:15 am

1 stop8h 45m

Islip Long Island

mar. 9/1

6:05 am-11:35 am

1 stop8h 30m

$311

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

mar. 8/25

7:10 pm-10:15 am

2 stops12h 05m

Islip Long Island

mar. 9/1

6:05 am-11:35 am

1 stop8h 30m

$316

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

ven. 10/30

9:35 pm-11:55 am

1 stop11h 20m

Islip Long Island

mer. 11/18

6:00 am-1:50 pm

1 stop10h 50m

$321

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

ven. 10/30

10:50 pm-11:55 am

2 stops10h 05m

Islip Long Island

mer. 11/18

6:00 am-1:50 pm

1 stop10h 50m

$321

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

mar. 8/25

7:10 pm-10:15 am

2 stops12h 05m

Islip Long Island

mar. 9/1

3:20 pm-11:20 pm

2 stops11h 00m

$321

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

ven. 10/30

10:45 am-11:35 pm

2 stops9h 50m

Islip Long Island

mer. 11/18

6:00 am-2:55 pm

2 stops11h 55m

$326
Quickest round-trip

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

mer. 8/19

10:30 pm-9:40 am

1 stop8h 10m

Islip Long Island

mer. 8/26

6:05 am-11:35 am

1 stop8h 30m

$362

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

mer. 8/19

10:30 pm-9:40 am

1 stop8h 10m

Islip Long Island

mer. 8/26

6:05 am-2:05 pm

2 stops11h 00m

$367

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

jeu. 9/10

10:24 am-11:22 pm

1 stop9h 58m

Islip Long Island

lun. 9/14

7:00 am-11:17 pm

1 stop19h 17m

$479

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

jeu. 9/10

10:24 am-11:22 pm

1 stop9h 58m

Islip Long Island

lun. 9/14

7:00 am-9:03 am

1 stop29h 03m

$480

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 15% 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

9h 58m

Direct flights

None
The fastest flight from San Francisco to Islip, New York takes 9h 58m
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.
Search flight deals

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. 9h 58m 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 many operators does momondo search for flights from San Francisco Airport to Islip Long Island Airport?

  • 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.

  • What is the most popular airline from San Francisco to Islip, New York?

Best airlines flying from San Francisco to Islip, New York

Compare and see reviews for airlines that fly from San Francisco to Islip, New York with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $318Free CancellationRating
8.0
4,227 reviews
Search Southwest flights

Traveling to a place near New York?

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

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