Cheap Flights from Philadelphia, PA to San Diego, CA from $76

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On Cheapflightsplus.com you will find 411 connecting flights from Philadelphia to San Diego. You can compare airfare deals from 6 airlines and multiple travel sites from $76, book and save on cheap plane tickets and last minute offers. Also check out PHL-SAN flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Philadelphia to San Diego Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $76 (one-way), $130 (round-trip).

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Best Flights from Philadelphia to San Diego Today

Take a look at the list of non stop flights and flights with layovers from Philadelphia to San Diego with the lowest price of $76. Take a look at the list of flights with layovers from Philadelphia to San Diego from $76. There’re no direct flights. The fastest connecting flight – 7h 14m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $76 Find flight	06:15 Philadelphia Philadelphia Int.	17:20 San Diego San Diego	14h 5m layover 7h 11m - Denver	Frontier Airlines	F93339 F94989
from $104 Find flight	07:19 Philadelphia Philadelphia Int.	11:55 San Diego San Diego	7h 36m layover 0h 53m - Las Vegas	Frontier Airlines	F91601 F91469
from $126 Find flight	08:15 Philadelphia Philadelphia Int.	07:13+1 день San Diego San Diego	25h 58m layover 11h 5m - Los Angeles 6h 25m - Las Vegas	Spirit Airlines	NK2596 NK2509 NK2502
from $148 Find flight	15:42 Philadelphia Philadelphia Int.	07:13+1 день San Diego San Diego	18h 31m layover 2h 25m - Miami 6h 39m - Las Vegas	Spirit Airlines	NK2056 NK2697 NK2502

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on September 15, 2025

Flight Schedule Philadelphia (Pennsylvania) to San Diego (California)

Full flight schedule will help you in detecting at what time planes fly from Philadelphia to San Diego. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
06:15 — 17:20	20:29 — 22:47 F93339 Frontier Airlines Philadelphia — Denver 7h 11m stop 19:56 — 21:25 F94989 Frontier Airlines Denver — San Diego	14h 5m including layover	Find flight from$76
06:15 — 23:02	20:29 — 22:47 F93339 Frontier Airlines Philadelphia — Denver 13h 8m stop 22:30 — 23:56 F92711 Frontier Airlines Denver — San Diego	19h 47m including layover	Find flight from$76
06:15 — 11:10	06:15 — 08:37 F93339 Frontier Airlines Philadelphia — Denver 1h 16m stop 08:22 — 09:55 F92817 Frontier Airlines Denver — San Diego	7h 55m including layover	Find flight from$122
06:30 — 10:45	06:30 — 08:47 NK905 Spirit Airlines Philadelphia — Las Vegas 43m stop 09:30 — 10:45 NK1475 Spirit Airlines Las Vegas — San Diego	7h 15m including layover	Find flight from$107
06:30 — 14:11	06:30 — 08:47 NK905 Spirit Airlines Philadelphia — Las Vegas 4h 9m stop 12:56 — 14:11 NK3791 Spirit Airlines Las Vegas — San Diego	10h 41m including layover	Find flight from$107
07:19 — 11:55	07:30 — 10:31 F91601 Frontier Airlines Philadelphia — Las Vegas 53m stop 08:40 — 09:56 F91469 Frontier Airlines Las Vegas — San Diego	7h 36m including layover	Find flight from$104
07:19 — 18:06	08:24 — 10:47 F91601 Frontier Airlines Philadelphia — Las Vegas 7h 5m stop 18:28 — 19:41 F91465 Frontier Airlines Las Vegas — San Diego	13h 47m including layover	Find flight from$112
08:15 — 18:07	08:15 — 11:05 F93985 Frontier Airlines Philadelphia — Dallas 5h 45m stop 16:50 — 18:07 F91425 Frontier Airlines Dallas — San Diego	12h 52m including layover	Find flight from$123
10:48 — 18:03	10:48 — 13:14 NK2272 Spirit Airlines Philadelphia — Las Vegas 3h 29m stop 16:43 — 18:03 NK2295 Spirit Airlines Las Vegas — San Diego	10h 15m including layover	Find flight from$122
10:48 — 19:53	10:48 — 13:14 NK2272 Spirit Airlines Philadelphia — Las Vegas 5h 22m stop 18:36 — 19:53 NK2020 Spirit Airlines Las Vegas — San Diego	12h 5m including layover	Find flight from$122
12:59 — 18:25	06:40 — 09:15 F93265 Frontier Airlines Philadelphia — Denver 1h 30m stop 22:20 — 23:54 F94989 Frontier Airlines Denver — San Diego	8h 26m including layover	Find flight from$116
13:02 — 23:52	12:59 — 15:20 F93265 Frontier Airlines Philadelphia — Denver 7h 8m stop 22:29 — 23:59 F92711 Frontier Airlines Denver — San Diego	13h 50m including layover	Find flight from$110
13:02 — 09:52 +1 day	12:59 — 15:20 F93265 Frontier Airlines Philadelphia — Denver 17h 1m stop 08:22 — 09:55 F92817 Frontier Airlines Denver — San Diego	23h 50m including layover	Find flight from$122
18:20 — 23:29	10:48 — 13:14 NK2272 Spirit Airlines Philadelphia — Las Vegas 1h 20m stop 22:42 — 23:56 NK2390 Spirit Airlines Las Vegas — San Diego	8h 9m including layover	Find flight from$109
20:39 — 15:59 +1 day	20:39 — 22:15 F92113 Frontier Airlines Philadelphia — Chicago 15h 24m stop 13:39 — 15:59 F91855 Frontier Airlines Chicago — San Diego	22h 20m including layover	Find flight from$123

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on September 15, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Philadelphia to San Diego depends on and how to choose the most interesting flight option for you.

Distance between Philadelphia and San Diego is 3806 miles. Time difference between the cities is 3h. Airplanes depart 05:00 to 21:31 from 4 Philadelphia airports and arrive 05:00 to 21:31 to 11 San Diego airports. Average flight time is 13h 46m.

The fastest flight 7h 14m
Average flight time 13h 46m
The earliest flight 05:00
The latest flight 21:31
Distance 2365 ml

The cheapest months to travel to San Diego are november (from 76 $), september (from 76 $), february (from 100 $).

The most expensive months are december (from 324 $), january (from 276 $), august (from 123 $).

What is the lowest airfare Philadelphia to San Diego?

The cheapest plane ticket found by our users is $76. This airfare is for economy class on one-way F93339 flight by Frontier Airlines for September 17, 2025 which leaves Philadelphia Int. in Philadelphia at 06:15 am and arrives at San Diego San Diego at 23:02.

Economy class

$76

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First class

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Popular Airlines on the Route

The flight Philadelphia — San Diego is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 57 departures per week at the price of from $ 210 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 11515.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 411 flights with layovers on the route. The fastest connecting flight is UA4578 by United Airlines takes 7h 14m and the cheapest is F93339 by Frontier Airlines for $76.

AS - Alaska Airlines

from $210

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F9 - Frontier Airlines

from $76

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SY - Sun Country Airlines

from $189

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HA - Hawaiian Airlines

from $201

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UA - United Airlines

from $198

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NK - Spirit Airlines

from $107

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Airports

You can fly from Philadelphia to San Diego from 4 airports (Philadelphia Int., North Philadelphia, Mustin Alf, Philadelphia Sea Plane Base).

Philadelphia airports

Philadelphia Int.-PHL

from $76
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North Philadelphia-PNE

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Mustin Alf-MUV

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Philadelphia Sea Plane Base-PSQ

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San Diego airports

San Diego-SAN

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San Diego Regional-USA

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Gillespie Field-SEE

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Golden Triangle Reg.-GTR

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El Cajon-CJN

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Lowndes County-UBS

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Miramar NAS-NKX

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Montgomery Field-MYF

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North Island NAS-NZY

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Brown Field Municipal-SDM

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AFB-CBM

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Airplanes

There are flights to San Diego from Philadelphia by 6 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Philadelphia

You may also consider searching for discounted plane tickets to some other popular places from Philadelphia within United States.

Philadelphia — Orlando

from $62

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Philadelphia — Boston

from $54

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Philadelphia — Miami

from $78

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Philadelphia — Chicago

from $79

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Philadelphia — Atlanta

from $60

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Philadelphia — Denver

from $78

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Philadelphia — Las Vegas

from $64

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Philadelphia — Nashville

from $70

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Philadelphia — Houston

from $62

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Philadelphia — Charleston

from $64

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Top International Destinations from Philadelphia

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Philadelphia — Punta Cana

from $79

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Philadelphia — Rome

from $63

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Philadelphia — Paris

from $70

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Philadelphia — Dublin

from $67

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Philadelphia — San Juan

from $54

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Philadelphia — Aruba

from $63

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Philadelphia — Montreal

from $70

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Philadelphia — Amsterdam

from $79

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Philadelphia — Vancouver

from $69

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Philadelphia — Madrid

from $74

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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