Cheap flights from Philadelphia, PA to San Diego, CA

Flights starting at $71. Choose between United Airlines, Frontier Airlines, or American Airlines to find the best price.

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Round trips

Updated:

One-way trips

Philadelphia PHLLas Vegas LASSan Diego SAN

Spirit Airlines

$96

Updated:

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2367 miles
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Travelers usually depart from Philadelphia International, Philadelphia, PA - 30th Street, Philadelphia, PA Greyhound Terminal, Philadelphia, PA - Market Street bus stop, or Ardmore, PA station when they travel from Philadelphia to San Diego. Book your trip to arrive at San Diego International, San Diego, CA Bus Station, San Diego, CA - Old Town, McClellan–Palomar, or San Diego, CA - La Jolla. The distance between Philadelphia and San Diego is 3810 km. The most popular airlines for this route are United Airlines, Frontier Airlines, American Airlines, Spirit Airlines, and Delta Air Lines. Philadelphia and San Diego have 401 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights2222222
Fly direct with

American Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Philadelphia to San Diego

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
American AirlinesAALAAYesNo
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight

United States COVID-19 travel restrictions

Your trip summary

Most travelers from Philadelphia, PHL can enter San Diego, SAN.

Departure

Additional information
  • Masks are recommended in certain settings

Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.

Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

How long does it take to travel from Philadelphia to San Diego?
A one-way nonstop (direct) flight between Philadelphia and San Diego takes around 6.0 hours.
What is the flight distance between Philadelphia and San Diego?
The flight distance between Philadelphia and San Diego is 3810 km.
What airlines offer nonstop (direct) flights between Philadelphia and San Diego?
Several carriers operate flights between Philadelphia and San Diego. Airlines offering nonstop (direct) flights include American Airlines.
What are the most popular routes to and from Philadelphia?
Travelers frequently search for route combinations, such as Philadelphia and Orlando, Atlanta, Las Vegas, Denver, Miami, Tampa, San Juan, Los Angeles, New Orleans, Dallas, Fort Myers, Charlotte, Austin, Nashville, Houston, Jacksonville, Phoenix, Fort Lauderdale, San Francisco, Chicago.
What are the most popular routes to and from San Diego?
Travelers frequently search for route combinations, such as San Diego and Denver, Las Vegas, Austin, Cincinnati, New York, Phoenix, Charlotte, Washington, D.C., Atlanta, Raleigh, Chicago, Orlando, San Antonio, Detroit, Dallas, St. Louis, Cleveland, Salt Lake City, Minneapolis, London.
Which airports are there in Philadelphia?
Philadelphia is mainly served by Philadelphia International. But there are other airports nearby, including Wings Field.
What airports are near Philadelphia?
The main airport in Philadelphia is Philadelphia International. It is also served by John F. Kennedy International, Newark Liberty International, Baltimore–Washington International, Washington Dulles International, LaGuardia, Ronald Reagan Washington National, New York Stewart International Airport, Long Island MacArthur, Trenton–Mercer, Harrisburg International.
What airports are near San Diego?
The main airport in San Diego is San Diego International. It is also served by Los Angeles International, Tijuana International, John Wayne, Ontario International, Hollywood Burbank, Mexicali International, Palm Springs International, Long Beach, Imperial County, Yuma International.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Philadelphia and San Diego?
Yes, it's possible to combine different modes of transport between Philadelphia and San Diego thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Philadelphia and San Diego can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Which airlines fly between Philadelphia and San Diego?
When's the best time to travel between Philadelphia and San Diego?
What flights operate between Philadelphia and San Diego?
How many airports are there near Philadelphia?
How many airports are there near San Diego?
What time do nonstop (direct) flights between Philadelphia and San Diego depart?
What time do nonstop (direct) flights between Philadelphia and San Diego arrive?
What time do flights between Philadelphia and San Diego depart?
What time do flights between Philadelphia and San Diego arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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