Cheap flights from Long Island to San Diego (SAN)

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
Add another flight clear all

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

Home North America USA California San Diego Cheap flights from Long Island to San Diego

How to find the cheapest flight from
Long Island to San Diego (SAN)

All the information you need to plan the best null to SAN flight in 2021: compare Long Island to San Diego flight prices with the expected peak season, weather and rainfall in San Diego.
How far in advance should I book a flight from Long Island to San Diego?

To save on the cost of your flight from Long Island to San Diego, book at least 35 days before your planned departure. Booking around this time can save you about 42% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $381 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $460.

What is the cheapest month to fly from Long Island to San Diego?

Our data shows that August tends to be the cheapest month to fly to San Diego from Long Island. Users have commonly found prices around $326 for the month, but tickets can be as low as $138. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Long Island to San Diego (zzETX - SAN)?

When flying from Long Island to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Long Island to San Diego in September, October 2021

The best prices found for Long Island to SAN flights for September, October
16 Oct - 23 Oct
$186pp
ISP
Islip Long Island
Frontier
   
2 STOPS
SAN
San Diego
SAN
San Diego
Frontier
   
2 STOPS
ISP
Islip Long Island
16 Oct - 23 Oct
$229pp
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island
5 Oct - 9 Oct
$255pp
ISP
Islip Long Island
American Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
American Airlines
 
1 STOP
ISP
Islip Long Island

Long Island to San Diego 2021 flight deals

Cheap flights to San Diego from Long Island found for this year
8 Nov - 13 Nov
$138pp
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
Multiple Airlines
   
2 STOPS
ISP
Islip Long Island
8 Nov - 13 Nov
$177pp
ISP
Islip Long Island
Multiple Airlines
     
3 STOPS
SAN
San Diego
SAN
San Diego
Multiple Airlines
   
2 STOPS
ISP
Islip Long Island
11 Nov - 15 Nov
$179pp
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island

One-way flights to San Diego from Long Island

The cheapest one-way flights from Long Island to San Diego
1:41 pm - 1:53 pm
Frontier
2 Stops
51h 12m
ISP - SAN
Frontier
$130
12:02 pm - 6:05 am
American Airlines
1 Stop
21h 03m
ISP - SAN
American Airlines
$227
11:43 am - 5:48 am
Multiple Airlines
3 Stops
21h 05m
ISP - SAN
Multiple Airlines
$237
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Long Island</span> to <span class="emphasized">San Diego</span> flights.

Flight FAQs

From Long Island to San Diego

What airport do you fly into for flights to San Diego from Long Island?

San Diego (SAN), located 2.6 mi from the city center, is the airport you fly into when you book flights from Long Island to San Diego.

Which airlines flying from Long Island to San Diego have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like American Airlines, Frontier, and Delta flying from Long Island to San Diego have implemented new flexible cancellation policies.

Are flight prices decreasing from Long Island to San Diego due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Long Island and San Diego for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Long Island to San Diego for under $200 on Cheapflights?

Yes, there are multiple flights from Long Island to San Diego for under $200. The cheapest flight booked recently is on Multiple Airlines for just $138, but on average you can expect to pay $279.

Related searches

Flights to San Diego (SAN) from Long Island
Flights to Long Island Flights to San Diego Flights from San Diego

Rent a Car

Car Rentals in San Diego Car Rentals in California

COVID Restrictions

View COVID Travel Restrictions for San Diego, CA

Do I need a COVID test to fly to San Diego from Long Island?

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

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

COVID-19 testing requirements
Visitors from Long Island must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Diego.

Quarantine requirements
Visitors from Long Island are not required to quarantine after entering San Diego.

Do I need a test to fly back to Long Island from San Diego?

Returning to Long Island from San Diego

COVID-19 testing requirements
Visitors from San Diego must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Long Island.

Quarantine requirements
Visitors from San Diego are not required to quarantine after entering Long Island.

Hide COVID Travel Restrictions for San Diego, CA

Alternative routes for Long Island to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
Buffalo to Burbank Bob Hope from $218 pp
Elmira Corning-Elmira to Fresno Airterminal from $655 pp

Departure points for flights from Long Island to San Diego

Select to see more specific information for flights to San Diego from all departure points in Long Island.
Show more

Destination information for San Diego

Things to know before you go - useful duration and weather info for your trip from Long Island to San Diego.
Average temperature for September in San Diego
80.6 °F
Avg rainfall for September in San Diego
0.1 ″

Airports servicing

Farmingdale Republic Field (FRG)
Islip (ISP)

Airports servicing San Diego

San Diego (SAN)

Popular flight searches

Check out other popular destinations found by fellow travelers in 2021.
Home North America USA California San Diego Cheap flights from Long Island to San Diego