Cheap Alaska Airlines flights Newark Liberty Intl. Airport (EWR) to San Diego (SAN)

You can find affordable return Alaska Airlines flights from EWR to SAN by organizing your results from “Price (lowest to highest)” on Expedia. Or look for bargains 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.

Alaska Airlines flights to San Diego are usually cheaper in the quieter months of January and November. Whether you need a one-way or round-trip ticket, you could land a better deal then.

Begin your search one to three months before your departure to score cheaper fares on Alaska Airlines flights from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic trips.*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.

Click on our “Nonstop” filter when looking for direct Alaska Airlines flights from EWR to SAN. It’s also a good way to compare other airlines servicing the same nonstop route.

Sort your results by “Early Morning” and “Morning” to browse the earliest departures from EWR to SAN. Setting off early means you’re 20% less likely to experience 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.

San Diego Intl. Airport (SAN) is the primary San Diego gateway for Alaska Airlines flights from Liberty Intl. Airport (EWR).

Alaska Airlines makes traveling from EWR to SAN enjoyable with an excellent in-flight experience and a rewarding loyalty program. You could even start collecting points with Mileage Plan. Be sure to join our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are typically free within 24 hours of making your booking, but your airline may add a charge after that. For further details about altering your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to change your itinerary without additional costs, tick the “Changes included” or “No cancel fee” filter when planning your trip.