Philadelphia – San Diego (and vice versa). $173 (Basic Economy) / $273 (Regular Economy). Roundtrip, including all Taxes – The Flight Deal

Take advantage of a fantastic sale for nonstop flights between Philadelphia and San Diego.

The Matrix Airfare Search tool by ITA Software lists this fare at $273 for Regular Economy. When checking American Airlines, you’ll see it priced at $173 for Basic Economy and $273 for Regular Economy.

The $273 fare offers standard carry-on luggage and a personal item, along with the benefit of advance seat selection.

On the other hand, the $173 Basic Economy fare does not permit advance seat selections, changes, or cancellations and involves last boarding.

Scripps Pier – Photo: SD Dirk via Flickr, used under Creative Commons License (By 2.0)

Example Travel Date:

• This is just ONE example of a travel date. For additional availability, please refer to the “Fare Availability” and “How to Search for Availability” sections below.

Fare Availability:

• This fare is valid for travel from September to early November, early December, or January 2026 to early February 2026 for departures and returns on Tuesdays, Wednesdays, and Saturdays. Availability is limited and tickets must be purchased at least 14 days in advance.

• Note that this fare is valid at the time of posting, but if this post is over two days old, the fare may no longer be available.

How to Search for Availability:

• This section is solely for checking availability. For purchasing tickets, please scroll to the “How to Buy” section below.

• The Matrix Airfare Search by ITA Software should look like the example below when all values are inputted.

• Tickets cannot be purchased through Matrix Airfare Search by ITA Software. To buy, refer to the “How to Buy” section below.

Fare Class:

• B (Basic Economy)
• O (Regular Economy)

Routing:

• PHL – SAN (San Diego) – PHL

Mileage:

• Miles Traveled: 4,726 miles (with a cost of 3.7 cents per mile in Basic Economy / 5.8 cents per mile in Regular Economy)
• Loyalty Points: 1,127 points
• Redeemable Miles: 1,127 miles

How to Purchase:

• Book your tickets on American Airlines using the dates found via Matrix Airfare Search by ITA Software.

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The Flight Deal does not sell travel products or services. We provide information about third-party travel suppliers’ offers and link to their sites. The details provided are valid at the time of posting; however, we cannot guarantee that offers will remain unchanged or available. Please refer to their websites for the most current offers and applicable terms and conditions.