$139 Cheap Delta flights New York (LGA) to San Diego (SAN)

Set the “Price (lowest to highest)” filter on Expedia to search for cheap Delta Air Lines round-trip flights from $277 from LGA to SAN. Affordable one-way tickets from $139 are also on offer.**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.

Delta Air Lines flights to San Diego are usually more affordable in the low-season months of January and November. Whether you need a one-way or round-trip ticket, you could find a better deal then.

Search for affordable Delta Air Lines flights from LaGuardia Airport (LGA) to San Diego Intl. Airport (SAN) one to three months prior to your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and journey, the ideal day to book a domestic flight is usually Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**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.

Fill in your dates, click search and check “Nonstop” on Expedia to find any direct flights from LGA to SAN with Delta Air Lines or another carrier.

To find the earliest departure from LGA to SAN with Delta Air Lines, sort your results by “Early Morning” and “Morning.” Booking an early flight usually means you’ll experience fewer cancellations.**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.

Hop on a Delta Air Lines flight from LaGuardia Airport (LGA) to San Diego, and you’ll most likely land at San Diego Intl. Airport (SAN). This is the airline’s primary hub in this city.

Delta Air Lines makes flying from LGA to SAN more comfortable with a rewarding loyalty program and an excellent in-flight experience. You could even start earning points with Delta SkyMiles. Be sure to join Expedia’s free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of ticket you purchased, a fee generally applies if you change or cancel your booking more than 24 hours after it’s confirmed. To secure tickets with more flexibility, select our “Changes included” or “No cancel fee” filter when you search for flights. To learn more about changing or canceling your reservation, visit “Trips,” select your flight and click on “Manage Booking.”