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

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The best prices from Philadelphia to San Diego are usually found in August or September, booked 60 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

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 2021: compare Philadelphia to San Diego flight prices with the expected peak season, weather and rainfall in San Diego.
PHL - SAN
Price
$312 - $474
SAN
Temperature
57.2 - 71.6 °F
SAN
Precipitation
0 - 2.3 inches

Popular in

December

High demand for flights, 18% potential price rise

Cheapest in

August

Best time to find cheap flights, 20% potential price drop

Round-trip from

$312

From Philadelphia to San Diego

One-way from

$93

One-way flight from Philadelphia to San Diego

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Philadelphia to San Diego?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 7% on your flight compared to booking on days when demand is much higher.

When is the cheapest time to fly from Philadelphia to San Diego (PHL - SAN)?

A simple way to save on the total cost of your ticket is to fly from Philadelphia to San Diego at noon. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the morning.

What is the cheapest month to fly from Philadelphia to San Diego?

August is one of the best times of the year to fly to San Diego from Philadelphia. Prices for August average $388 per person but you can even find prices for as low as $106. The most expensive prices can be found in the month of December. Opting for a August flight can save you 22% on your journey compared to booking in August

Cheap flights from Philadelphia to San Diego in October, November 2021

The best prices found for PHL to SAN flights for October, November
2 Nov - 30 Nov
$89pp
PHL
Philadelphia
Spirit Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
Spirit Airlines
   
2 STOPS
PHL
Philadelphia
2 Nov - 30 Nov
$102pp
PHL
Philadelphia
Spirit Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Spirit Airlines
   
2 STOPS
PHL
Philadelphia
27 Oct - 3 Nov
$105pp
PHL
Philadelphia
Spirit Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Spirit Airlines
   
2 STOPS
PHL
Philadelphia

Philadelphia to San Diego 2021 flight deals

Cheap flights to San Diego from Philadelphia found for this year
2 Nov - 30 Nov
$89pp
PHL
Philadelphia
Spirit Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
Spirit Airlines
   
2 STOPS
PHL
Philadelphia
2 Nov - 30 Nov
$102pp
PHL
Philadelphia
Spirit Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Spirit Airlines
   
2 STOPS
PHL
Philadelphia
27 Oct - 3 Nov
$105pp
PHL
Philadelphia
Spirit Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Spirit Airlines
   
2 STOPS
PHL
Philadelphia

Non-stop flights to San Diego from Philadelphia

Save time with Philadelphia to San Diego direct flight deals
23 Nov - 30 Nov
$489pp
PHL
Philadelphia
American Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
American Airlines
Non-Stop
PHL
Philadelphia
5 Nov - 13 Nov
$495pp
PHL
Philadelphia
Major Airline
Non-Stop
SAN
San Diego
SAN
San Diego
Major Airline
Non-Stop
PHL
Philadelphia
24 Feb - 1 Mar
$498pp
PHL
Philadelphia
Major Airline
Non-Stop
SAN
San Diego
SAN
San Diego
Major Airline
Non-Stop
PHL
Philadelphia

Last minute flights from Philadelphia to San Diego

Late deals on round-trip flights to San Diego from Philadelphia, departing today and this week
27 Oct - 3 Nov
$105pp
PHL
Philadelphia
Spirit Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Spirit Airlines
   
2 STOPS
PHL
Philadelphia
27 Oct - 3 Nov
$111pp
PHL
Philadelphia
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Spirit Airlines
   
2 STOPS
PHL
Philadelphia
26 Oct - 28 Oct
$113pp
PHL
Philadelphia
Spirit Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
Spirit Airlines
   
2 STOPS
PHL
Philadelphia

One-way flights to San Diego from Philadelphia

The cheapest one-way flights from Philadelphia to San Diego
7:01 am - 3:46 pm
Multiple Airlines
2 Stops
11h 45m
PHL - SAN
Multiple Airlines
$93
Kiwi.com
3:48 pm - 1:47 pm
Spirit Airlines
2 Stops
24h 59m
PHL - SAN
Spirit Airlines
$94
JustFly
4:57 pm - 2:24 am
Frontier
1 Stop
12h 27m
PHL - SAN
Frontier
$96
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Philadelphia</span> to <span class="emphasized">San Diego</span> flights.

Flight FAQs

From Philadelphia to San Diego

What airports do I use to fly from Philadelphia to San Diego?

If you wish to fly to San Diego from Philadelphia, then you need to book flights from Philadelphia to San Diego. There are 3 flights from Philadelphia (PHL) to San Diego (SAN) per day to choose from. Flights to San Diego from Philadelphia are available from 9 different airlines, which means you should have some options if you want to compare airfare deals. 5h 29m is how long a nonstop flight from Philadelphia to San Diego typically takes.

Which airlines flying from Philadelphia to San Diego have flexible cancellations due to COVID-19?

Some of our airline partners flying from Philadelphia to San Diego have new flexible policies in place due to COVID-19. American Airlines, Frontier, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Philadelphia to San Diego for under $100 on Cheapflights?

Yes, there are multiple flights from Philadelphia to San Diego for under $100. The cheapest flight booked recently is on Spirit Airlines for just $89, but on average you can expect to pay $121.

Are there nonstop flights from Philadelphia to San Diego for under $500 on Cheapflights?

Cheapflights has at least 20 direct flights from Philadelphia to San Diego under $500. A good price for a nonstop flight from Philadelphia to San Diego is less than $540.

Are there last-minute flights available from Philadelphia to San Diego for under $200?

There are currently 20+ open flights from Philadelphia to San Diego within the next 7 days for less than $200.

What days are nonstop flights available from Philadelphia to San Diego?

Days when nonstop flights are available for this flight are: Tuesday.

How popular is this Philadelphia to San Diego flight route?

Flights from Philadelphia to San Diego have been viewed 228 times in the past calendar month.

How many flights depart from Philadelphia to San Diego on average per day?

1 flight departure from Philadelphia to San Diego per day on average.
Evening (6pm - Midnight) - 100% of flight departures

How long is the flight from Philadelphia to San Diego?

Spirit Airlines and Frontier can get you from Philadelphia to San Diego in just under 18h 13m. Your travel time can differ by up to 2h 39m. The distance from Philadelphia to San Diego is about 2378 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Philadelphia to San Diego round-trip?

According to our current data, Spirit Airlines ($89), and Frontier ($123) offers the cheapest pricing from Philadelphia to San Diego. Spirit Airlines is priced at 77% lower than the current average price of a flight leaving 3 months from now.

What are the most popular airlines that fly from Philadelphia to San Diego?

Before booking your flight from Philadelphia to San Diego check out the most popular airlines for this route: Major Airline, American Airlines or Alaska Airlines.

What are the cheapest flights from Philadelphia to San Diego?

Looking for the cheapest flight from Philadelphia to San Diego? While on average our users pay $860, our data indicates the cheapest price to be $110. The most popular route (Philadelphia - San Diego), is priced around $105.

What are the most reliable airlines from Philadelphia to San Diego?

No one likes to see their flight delayed. When booking a flight from Philadelphia to San Diego consider choosing British Airways (100%), American Airlines (87%) or Qatar Airways (80%) as they are the most reliable in getting you off to your destination on time.

COVID Restrictions

View COVID Travel Restrictions for San Diego, CA

Do I need a COVID test to fly to San Diego from Philadelphia?

Information is based on travel restrictions for travel to San Diego within the United States

Most visitors from Philadelphia need to provide a negative COVID-19 test result and/or quarantine to enter San Diego.

COVID-19 testing requirements
Visitors from Philadelphia must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Diego.

Quarantine requirements
Visitors from Philadelphia are not required to quarantine after entering San Diego.

Do I need a test to fly back to Philadelphia from San Diego?

Returning to Philadelphia from San Diego

COVID-19 testing requirements
Visitors from San Diego must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Philadelphia.

Quarantine requirements
Visitors from San Diego are not required to quarantine after entering Philadelphia.

Hide COVID Travel Restrictions for San Diego, CA

Alternative routes for Philadelphia to San Diego

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

Destination information for San Diego

Things to know before you go - useful duration and weather info for your trip from Philadelphia to San Diego.
Average temperature for October in San Diego
77.0 °F
Avg rainfall for October in San Diego
0.6 ″

Airports servicing Philadelphia

Airports servicing San Diego

Top 8 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.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Spirit Airlines
$92 $204 No cancel fee 65%
United Airlines
$108 $317 No cancel fee 69%
Sun Country Air
$114 $193 No cancel fee 83%
Frontier
$117 $257 No cancel fee 62%
Delta
$137 $337 No cancel fee N/A
JetBlue
$160 $298 No cancel fee 62%
Alaska Airlines
$160 $310 No cancel fee 75%
American Airlines
$369 $466 No cancel fee 71%

Hourly flight availability from Philadelphia to San Diego

See what time of day planes typically take off from Philadelphia towards San Diego.
Afternoon Noon to 6 PM 63% of PHL to SAN departures
Morning 6 AM to noon 36% of PHL to SAN departures
Early morning Midnight to 6 AM 1% of PHL to SAN departures
Evening 6 PM to midnight 0% of PHL to SAN departures
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.
Sunday
4 daily flights
Monday
2 daily flights
Tuesday
4 daily flights
Wednesday
2 daily flights
Thursday
4 daily flights
Friday
2 daily flights
Saturday
4 daily flights
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