$219 Cheap Alaska Airlines flights New York (LGA) to San Diego (SAN)

View $219 flight on Thu, Oct 16, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$219 Cheap Alaska Airlines flights New York (LGA) to San Diego (SAN)

Prices were available within the past 7 days and start at $219 for one-way flights and $384 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Oct 4 - Sat, Oct 11
LGA
New York
SAN
San Diego
$384 Roundtrip, found 10 hours ago
$384
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Sat, Oct 4 from New York to San Diego, returning Sat, Oct 11, priced at $384 found 10 hours ago
Flights from New York (LGA) to San Diego (SAN)
Origin airport
LaGuardia
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Popular airline
Spirit Airlines
Distance
2436 mi
Average flight time
9 hours 19 mins

Frequently asked questions

How much is an Alaska Airlines flight from LaGuardia Airport (LGA) to San Diego Intl. Airport (SAN)?
You'll find budget-friendly return Alaska Airlines flights from $384 from LGA to SAN by organizing your results from "Price (lowest to highest)" on Expedia. Or search for options from $219 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from LGA to SAN with Alaska Airlines?
Alaska Airlines flights to San Diego are often cheaper in the off-peak months of January and November. Whether you need a one-way or a return ticket, you could find a better deal then.
What is the cheapest time to book flights from LaGuardia Airport (LGA) to San Diego Intl. Airport (SAN) with Alaska Airlines?
For cheap Alaska Airlines fares from LaGuardia Airport (LGA) to San Diego Intl. Airport (SAN), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence how much you pay. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Alaska Airlines fly nonstop from LaGuardia Airport (LGA) to San Diego Intl. Airport (SAN)?
To find out if there's a direct journey from LGA to SAN with Alaska Airlines or other airlines, check the "Nonstop" filter when searching for flights.
What is the earliest Alaska Airlines flight from LGA to SAN?
To find the earliest departure from LGA to SAN with Alaska Airlines, sort your results by "Early Morning" and "Morning." Choosing an early flight generally means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Alaska Airlines fly into in San Diego?
Alaska Airlines flights from LaGuardia Airport (LGA) to San Diego come in to San Diego Intl. Airport (SAN). This is the main entry point here.
Why fly with Alaska Airlines from LGA to SAN?
Taking off from LGA to SAN with Alaska Airlines comes with plenty of perks, such as top-tier customer service and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to redeem on select future travel purchases. That's in addition to the Mileage Plan points you can earn with Alaska Airlines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Alaska Airlines flight from LaGuardia Airport (LGA) to San Diego Intl. Airport (SAN)?
It's generally possible to cancel or reschedule your flight, although additional fees may apply if your booking was made more than 24 hours ago. Prefer to keep your options open? Apply the "No cancel fee" and "Changes included" filters to find flights that won't penalize you if you have to adjust your plans. To update your itinerary, go to "Trips," select your flight and click on "Manage Booking" for more details.

Explore a world of travel with Expedia

*Available to One Key members.