Flights from Philadelphia to San Diego

Cheapest flights from Philadelphia

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 4 - Tue, Jul 8

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$273 Roundtrip, found 7 hours ago

$273

Roundtrip

found 7 hours ago

Select JetBlue Airways flight, departing Fri, Jul 4 from Philadelphia Intl. to San Diego Intl., returning Tue, Jul 8, priced at $273 found 7 hours ago

Sat, Jul 5 - Wed, Jul 9

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$276 Roundtrip, found 7 hours ago

$276

Roundtrip

found 7 hours ago

Select Spirit Airlines flight, departing Sat, Jul 5 from Philadelphia Intl. to San Diego Intl., returning Wed, Jul 9, priced at $276 found 7 hours ago

Thu, Jul 3 - Thu, Jul 10

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$279 Roundtrip, found 7 hours ago

$279

Roundtrip

found 7 hours ago

Select Spirit Airlines flight, departing Thu, Jul 3 from Philadelphia Intl. to San Diego Intl., returning Thu, Jul 10, priced at $279 found 7 hours ago

Sat, Jul 5 - Sun, Jul 13

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$285 Roundtrip, found 5 days ago

$285

Roundtrip

found 5 days ago

Select Delta flight, departing Sat, Jul 5 from Philadelphia Intl. to San Diego Intl., returning Sun, Jul 13, priced at $285 found 5 days ago

Thu, Jul 3 - Thu, Jul 10

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$291 Roundtrip, found 7 hours ago

$291

Roundtrip

found 7 hours ago

Select Spirit Airlines flight, departing Thu, Jul 3 from Philadelphia Intl. to San Diego Intl., returning Thu, Jul 10, priced at $291 found 7 hours ago

Tue, Jul 1 - Tue, Jul 8

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$297 Roundtrip, found 7 hours ago

$297

Roundtrip

found 7 hours ago

Select Delta flight, departing Tue, Jul 1 from Philadelphia Intl. to San Diego Intl., returning Tue, Jul 8, priced at $297 found 7 hours ago

Fri, Jul 4 - Sat, Jul 12

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$300 Roundtrip, found 5 days ago

$300

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Fri, Jul 4 from Philadelphia Intl. to San Diego Intl., returning Sat, Jul 12, priced at $300 found 5 days ago

Wed, Jul 2 - Sun, Jul 13

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$305 Roundtrip, found 7 hours ago

$305

Roundtrip

found 7 hours ago

Select JetBlue Airways flight, departing Wed, Jul 2 from Philadelphia Intl. to San Diego Intl., returning Sun, Jul 13, priced at $305 found 7 hours ago

Thu, Jul 3 - Thu, Jul 10

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$308 Roundtrip, found 7 hours ago

$308

Roundtrip

found 7 hours ago

Select Delta flight, departing Thu, Jul 3 from Philadelphia Intl. to San Diego Intl., returning Thu, Jul 10, priced at $308 found 7 hours ago

Fri, Jul 4 - Sat, Jul 12

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$309 Roundtrip, found 7 hours ago

$309

Roundtrip

found 7 hours ago

Select Spirit Airlines flight, departing Fri, Jul 4 from Philadelphia Intl. to San Diego Intl., returning Sat, Jul 12, priced at $309 found 7 hours ago

Fri, Jul 4 - Sat, Jul 12

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$310 Roundtrip, found 5 days ago

$310

Roundtrip

found 5 days ago

Select United flight, departing Fri, Jul 4 from Philadelphia Intl. to San Diego Intl., returning Sat, Jul 12, priced at $310 found 5 days ago

Fri, Jul 4 - Sat, Jul 12

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$310 Roundtrip, found 5 days ago

$310

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Fri, Jul 4 from Philadelphia Intl. to San Diego Intl., returning Sat, Jul 12, priced at $310 found 5 days ago

Thu, Jul 3 - Tue, Jul 8

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$314 Roundtrip, found 7 hours ago

$314

Roundtrip

found 7 hours ago

Select Delta flight, departing Thu, Jul 3 from Philadelphia Intl. to San Diego Intl., returning Tue, Jul 8, priced at $314 found 7 hours ago

Thu, Jul 3 - Thu, Jul 10

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$316 Roundtrip, found 7 hours ago

$316

Roundtrip

found 7 hours ago

Select Spirit Airlines flight, departing Thu, Jul 3 from Philadelphia Intl. to San Diego Intl., returning Thu, Jul 10, priced at $316 found 7 hours ago

Sat, Jul 5 - Sun, Jul 13

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$318 Roundtrip, found 5 days ago

$318

Roundtrip

found 5 days ago

Select United flight, departing Sat, Jul 5 from Philadelphia Intl. to San Diego Intl., returning Sun, Jul 13, priced at $318 found 5 days ago

Thu, Jul 3 - Thu, Jul 10

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$324 Roundtrip, found 7 hours ago

$324

Roundtrip

found 7 hours ago

Select Spirit Airlines flight, departing Thu, Jul 3 from Philadelphia Intl. to San Diego Intl., returning Thu, Jul 10, priced at $324 found 7 hours ago

Tue, Jul 1 - Thu, Jul 10

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$325 Roundtrip, found 7 hours ago

$325

Roundtrip

found 7 hours ago

Select Spirit Airlines flight, departing Tue, Jul 1 from Philadelphia Intl. to San Diego Intl., returning Thu, Jul 10, priced at $325 found 7 hours ago

Fri, Jul 4 - Sat, Jul 12

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$360 Roundtrip, found 5 days ago

$360

Roundtrip

found 5 days ago

Select American Airlines flight, departing Fri, Jul 4 from Philadelphia Intl. to San Diego Intl., returning Sat, Jul 12, priced at $360 found 5 days ago

Thu, Jul 3 - Thu, Jul 10

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$412 Roundtrip, found 7 hours ago

$412

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Thu, Jul 3 from Philadelphia Intl. to San Diego Intl., returning Thu, Jul 10, priced at $412 found 7 hours ago

Fri, Jul 4 - Sat, Jul 12

PHL

Philadelphia Intl.

SAN

San Diego Intl.

$517 Roundtrip, found 5 days ago

$517

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Fri, Jul 4 from Philadelphia Intl. to San Diego Intl., returning Sat, Jul 12, priced at $517 found 5 days ago