Cheap flights from Philadelphia to San Diego (PHL - SAN) from $91

This is the cheapest one-way flight price, found on 5/24. Prices may vary by date and flight preferences.
PHL — SAN
May 30 — Jun 61

The best prices from Philadelphia to San Diego are usually found in January or February, booked 29 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

How to find the cheapest flight from Philadelphia (PHL) to San Diego (SAN)

All the information you need to plan the best PHL to SAN flight in 2023: compare Philadelphia to San Diego flight prices with the expected peak season, weather and rainfall in San Diego.

Popular in

June

Cheapest in

January

Round-trip from

$387

One-way from

$144
High demand for flights, 17% potential price rise
Best time to find cheap flights, 29% potential price drop
From Philadelphia to San Diego
One-way flight from Philadelphia to San Diego

PHL - SAN

Price

$387 - $661

SAN

Temperature

57.2 - 71.6 °F

SAN

Rainfall

0 - 2.3 inches

Cheap flights from Philadelphia to San Diego in May, June 2023

The best prices found for PHL to SAN flights for May, June
Listed are some of the best fares we've found on flights departing from Philadelphia to San Diego in 2023. For more flight deals, be sure to check back very soon.

Philadelphia to San Diego 2023 flight deals

Cheap flights to San Diego from Philadelphia found for this year
Listed are some of the best fares we've found on flights departing from Philadelphia to San Diego in 2023. For more flight deals, be sure to check back very soon.

Cheap Undisclosed Carrier flights from Philadelphia to San Diego

Check out some of the cheapest Undisclosed Carrier flights we've come across from Philadelphia to San Diego. Come back soon if you're not finding the exact deal you're looking for.

Cheap Spirit Airlines flights from Philadelphia to San Diego

Have a look at some of the cheapest available Spirit Airlines flights departing from Philadelphia and landing in San Diego. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.

Non-stop flights to San Diego from Philadelphia

Save time with Philadelphia to San Diego direct flight deals
Take a look at some of the direct flights traveling from Philadelphia to San Diego in the near future. If you're looking for other options for flights from Philadelphia to San Diego, make sure to update the search form at the top of page.

Last minute flights from Philadelphia to San Diego

Late deals on return flights to San Diego from Philadelphia, departing today and this week
Consider one of these great deals we found on last-minute flights from Philadelphia to San Diego. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

One-way flights to San Diego from Philadelphia

The cheapest one-way flights from Philadelphia to San Diego
Take a look at some of the one-way flights we've detected from Philadelphia to San Diego. Those needing a return flight from Philadelphia to San Diego can use the search form above.

Find flights from Philadelphia to San Diego within your budget

Use the slider to find flights from Philadelphia to San Diego that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$171 - $243

Route

Depart

Return

Price

PhiladelphiaSan Diego

PHL - SAN

PHLSAN

Philadelphia

Wed 9/13

1 stop8h 22m

San Diego

Wed 9/20

1 stop8h 39m

PhiladelphiaSan Diego

PHL - SAN

PHLSAN

Philadelphia

Sun 6/4

1 stop23h 43m

San Diego

Wed 6/7

1 stop7h 46m

PhiladelphiaSan Diego

PHL - SAN

PHLSAN

Philadelphia

Tue 6/6

1 stop21h 52m

San Diego

Wed 6/7

1 stop7h 46m

PhiladelphiaSan Diego

PHL - SAN

PHLSAN

Philadelphia

Wed 8/30

1 stop8h 09m

San Diego

Wed 9/6

2 stops14h 31m

PhiladelphiaSan Diego

PHL - SAN

PHLSAN

Philadelphia

Fri 6/9

1 stop28h 11m

San Diego

Sun 6/11

1 stop19h 36m

PhiladelphiaSan Diego

PHL - SAN

PHLSAN

Philadelphia

Thu 6/8

1 stop18h 29m

San Diego

Fri 6/16

1 stop24h 20m

PhiladelphiaSan Diego

PHL - SAN

PHLSAN

Philadelphia

Wed 6/7

1 stop18h 29m

San Diego

Wed 6/14

1 stop8h 09m

PhiladelphiaSan Diego

PHL - SAN

PHLSAN

Philadelphia

Wed 6/7

1 stop18h 29m

San Diego

Wed 6/14

1 stop20h 08m

PhiladelphiaSan Diego

PHL - SAN

PHLSAN

Philadelphia

Tue 9/5

1 stop20h 20m

San Diego

Tue 9/12

1 stop14h 40m

Flights are sorted by cheapest first

Deals found on 5/25

Reviews of Airlines Servicing San Diego

Peruse reviews from past customers who have flown with Undisclosed Carrier, Spirit Airlines and Frontier from Philadelphia to San Diego to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.5
Good
593 reviews

Boarding

7.6

Comfort

7.8

Entertainment

7.4

Overall

7.5

Crew

8.2

Food

6.9

Reviews

1 / 10

Great flight. We departed on time (actually a few minutes early) and arrived about 20 minutes early. Smooth comfortable flight.

JetBlue
7.5
Good
593 reviews
JetBlue
7.5
Good
593 reviews

Boarding

7.6

Comfort

7.8

Entertainment

7.4

Overall

7.5

Crew

8.2

Food

6.9

Reviews

1 / 10

Great flight. We departed on time (actually a few minutes early) and arrived about 20 minutes early. Smooth comfortable flight.

Spirit Airlines
6.6
Okay
1,006 reviews
JetBlue
7.5
Good
593 reviews

Boarding

7.6

Comfort

7.8

Entertainment

7.4

Overall

7.5

Crew

8.2

Food

6.9

Reviews

1 / 10

Great flight. We departed on time (actually a few minutes early) and arrived about 20 minutes early. Smooth comfortable flight.

Frontier
5.9
Fair
643 reviews
JetBlue
7.5
Good
593 reviews

Boarding

7.6

Comfort

7.8

Entertainment

7.4

Overall

7.5

Crew

8.2

Food

6.9

Reviews

1 / 10

Great flight. We departed on time (actually a few minutes early) and arrived about 20 minutes early. Smooth comfortable flight.

Related info for your journey

Useful info, stats and facts about Philadelphia to San Diego flights.

Alternative routes for Philadelphia to San Diego

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Philadelphia to San Diego

The chart below displays the airlines Cheapflights users traveling from Philadelphia to San Diego choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Spirit AirlinesCheapest$142Average$314FlexibilityNo cancel feeOn-time65%COVID-19 safety
Search Spirit Airlines flights
JetBlueCheapest$143Average$365FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search JetBlue flights
FrontierCheapest$154Average$247FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
DeltaCheapest$278Average$473FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
Alaska AirlinesCheapest$283Average$651FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search Alaska Airlines flights
United AirlinesCheapest$318Average$496FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
American AirlinesCheapest$435Average$688FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights

Hourly flight availability from Philadelphia to San Diego

See what time of day planes typically take off from Philadelphia to San Diego
1%of flight departuresEarly morningMidnight to 6 am
16%of flight departuresMorning6 am to noon
83%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Philadelphia to San Diego

See how many times per day planes take to the skies headed from Philadelphia to San Diego
Sunday4daily flights
Monday4daily flights
Tuesday4daily flights
Wednesday3daily flights
Thursday4daily flights
Friday3daily flights
Saturday5daily flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.