Cheap flights from Islip (ISP) to California (CA)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
Islip (ISP) to California

All the information you need to plan the best ISP to LAX flight in 2022: compare Islip to California flight prices with the expected peak season, weather and rainfall in California.
When is the cheapest time to fly from Islip, New York to California (ISP - CA)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to California as you normally would.

What is the cheapest month to fly from Islip, New York to California?

August is one of the best times of the year to fly to California from Islip, New York. Prices for August average $307 per person but you can even find prices for as low as $107. The most expensive prices can be found in the month of December. Opting for a August flight can save you 55% on your journey compared to booking in December

How far in advance should I book a flight from Islip, New York to California?

To save on the cost of your flight from Islip, New York to California, book at least 33 days before your planned departure. Booking around this time can save you about 72% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $375 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $533.

Cheap flights from Islip to California in May, June 2022

The best prices found for ISP to California flights for May, June
21 Jun - 28 Jun
$305pp
ISP
Islip Long Island
American Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
American Airlines
   
2 STOPS
ISP
Islip Long Island
14 Jun - 21 Jun
$311pp
ISP
Islip Long Island
American Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
American Airlines
   
2 STOPS
ISP
Islip Long Island
15 Jun - 21 Jun
$317pp
ISP
Islip Long Island
American Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
American Airlines
   
2 STOPS
ISP
Islip Long Island

Islip Long Island to California 2022 flight deals

Cheap flights to California from Islip found for this year
18 Aug - 22 Aug
$287pp
ISP
Islip Long Island
American Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
American Airlines
 
1 STOP
ISP
Islip Long Island
5 Nov - 12 Nov
$295pp
ISP
Islip Long Island
American Airlines
   
2 STOPS
SNA
Santa Ana J. Wayne/Orange Cnty
SNA
Santa Ana J. Wayne/Orange Cnty
American Airlines
   
2 STOPS
ISP
Islip Long Island
5 Nov - 9 Nov
$300pp
ISP
Islip Long Island
American Airlines
   
2 STOPS
SNA
Santa Ana J. Wayne/Orange Cnty
SNA
Santa Ana J. Wayne/Orange Cnty
American Airlines
   
2 STOPS
ISP
Islip Long Island

Last minute flights from Islip to California

Late deals on round-trip flights to California from Islip, departing today and this week
3 Jun - 7 Jun
$369pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LAX
Los Angeles
LAX
Los Angeles
American Airlines
 
1 STOP
ISP
Islip Long Island
3 Jun - 7 Jun
$374pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LAX
Los Angeles
LAX
Los Angeles
American Airlines
   
2 STOPS
ISP
Islip Long Island
1 Jun - 7 Jun
$375pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LAX
Los Angeles
LAX
Los Angeles
American Airlines
 
1 STOP
ISP
Islip Long Island

One-way flights to California from Islip

The cheapest one-way flights from Islip to California
2:00 am - 6:03 pm
Frontier
1 Stop
19h 03m
ISP - ONT
Frontier
$120
Flights by SU
12:14 pm - 7:38 am
American Airlines
1 Stop
22h 24m
ISP - SAN
American Airlines
2:15 am - 5:43 pm
American Airlines
1 Stop
18h 28m
ISP - SAN
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Islip</span> to <span class="emphasized">California</span> flights.

Flight FAQs

From Islip to California

What airport do you fly from for flights from Islip to California?

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

Which airlines flying from Islip Long Island to California have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Islip Long Island to California that may be offering flexible cancellation policies are American Airlines, Alaska Airlines, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Islip, New York to California for under $300 on Cheapflights?

Yes, there are multiple flights from Islip, New York to California for under $300. The cheapest flight booked recently is on American Airlines for just $287, but on average you can expect to pay $316.

Are there last-minute flights available from Islip, New York to California for under $400?

There are currently 20+ open flights from Islip, New York to California within the next 7 days for less than $400.

What are the cheapest flights from Islip, New York to California?

The cheapest flight price from Islip, New York to California is $160. On average you can expect to pay $592. The most popular route, (Islip Long Island - Los Angeles), can usually be booked for $330.

What are the most popular airlines that fly from Islip, New York to California?

Consider American Airlines, Alaska Airlines or JetBlue when booking your flight. These represent the most popular airlines when flying from Islip, New York to California.

What are the most popular routes from Islip, New York to California?

The most popular route from Islip, New York to California is Islip Long Island - Los Angeles. You may also consider Islip Long Island - San Francisco or Islip Long Island - San Diego.

COVID Restrictions

View COVID Travel Restrictions for California (CA)

Do I need a COVID test to fly to California from Islip?

Information is based on travel restrictions for travel to California within the United States

Most visitors from Islip Long Island need to provide a negative COVID-19 test result and/or quarantine to enter California.

COVID-19 testing requirements
Visitors from Islip Long Island must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to California.

Quarantine requirements
Visitors from Islip Long Island are not required to quarantine after entering California.

Do I need a test to fly back to Islip from California?

Returning to Islip Long Island from California

COVID-19 testing requirements
Visitors from California must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Islip Long Island.

Quarantine requirements
Visitors from California are not required to quarantine after entering Islip Long Island.

Hide COVID Travel Restrictions for California (CA)

Destination points for flights from Islip to California

Select to see more specific information for flights from Islip to all places in California.

Destination information for California

Things to know before you go - useful duration and weather info for your trip from Islip to California.

Airports servicing Islip

Airports servicing

Bishop (BIH)
Burbank (BUR)
Concord Buchanan Fld (CCR)
Crescent City (CEC)
San Diego Carlsbad-Palomar (CLD)
Home North America USA California Cheap flights from Islip to California