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Cheap flights from Philadelphia to San Diego from $64

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to San Diego departing on 2/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Philadelphia to San Diego

Cheap round-trip flights

These are some of the best round-trip flight deals from Philadelphia to San Diego that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Philadelphia to San Diego.

Cheap last minute flights

Planning a quick getaway from Philadelphia to San Diego? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Diego, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Philadelphia to San Diego

Find recent round-trip train or bus tickets from Philadelphia to San Diego.

All round-trip flight deals to San Diego

The cheapest plane tickets to San Diego found on KAYAK recently.
4:34 pm - 12:20 amPHL-SAN
10h 46m1 stop
8:08 pm - 6:14 amSAN-PHL
7h 06m1 stop
$128Frontier
Find Deal
Mon, Feb 24 - Wed, Mar 5
4:34 pm - 12:20 amPHL-SAN
10h 46m1 stop
9:56 pm - 6:14 amSAN-PHL
29h 18m1 stop
$135Frontier
Find Deal
Mon, Feb 24 - Thu, Feb 27
6:40 am - 11:49 pmPHL-SAN
20h 09m1 stop
6:25 am - 8:48 pmSAN-PHL
11h 23m1 stop
$138Frontier
Find Deal
Tue, Jan 7 - Thu, Jan 23
6:40 am - 11:49 pmPHL-SAN
20h 09m1 stop
6:15 am - 7:14 pmSAN-PHL
9h 59m1 stop
Tue, Jan 7 - Tue, Jan 14
6:15 am - 3:26 pmPHL-SAN
12h 11m1 stop
6:25 am - 8:48 pmSAN-PHL
11h 23m1 stop
Wed, Jan 15 - Thu, Jan 23
6:15 am - 3:26 pmPHL-SAN
12h 11m1 stop
7:26 pm - 1:42 pmSAN-PHL
15h 16m1 stop
$167Spirit Airlines
Find Deal
Wed, Jan 22 - Wed, Jan 29
6:15 am - 12:55 pmPHL-SAN
9h 40m1 stop
7:26 pm - 1:42 pmSAN-PHL
15h 16m1 stop
$176Spirit Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
7:05 pm - 10:08 pmPHL-SAN
6h 03mnonstop
9:30 am - 5:33 pmSAN-PHL
5h 03mnonstop
$313American Airlines
Find Deal
Wed, Jan 22 - Wed, Jan 29
7:05 pm - 10:08 pmPHL-SAN
6h 03mnonstop
9:30 am - 5:33 pmSAN-PHL
5h 03mnonstop
$315American Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
2:55 pm - 9:06 pmPHL-SAN
9h 11m1 stop
10:30 pm - 9:28 amSAN-PHL
7h 58m1 stop
$332Delta
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Wed, Jan 15 - Tue, Jan 21
4:34 pm - 12:20 amPHL-SAN
10h 46m1 stop
$64Frontier
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Mon, Feb 24
4:34 pm - 12:20 amPHL-SAN
10h 46m1 stop
$69Frontier
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Mon, Feb 24
10:05 pm - 12:55 pmPHL-SAN
17h 50m2 stops
$76Spirit Airlines
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Mon, Jan 13
6:15 am - 3:26 pmPHL-SAN
12h 11m1 stop
$80Spirit Airlines
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Wed, Jan 15
8:50 am - 11:50 amPHL-SAN
6h 00mnonstop
$175American Airlines
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Sat, Jan 25
7:05 pm - 10:08 pmPHL-SAN
6h 03mnonstop
$182American Airlines
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Thu, Jan 23
11:30 am - 6:51 pmPHL-SAN
10h 21m1 stop
$184Delta
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Sat, Jan 25
10:10 am - 7:53 pmPHL-SAN
12h 43m2 stops
$221United Airlines
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Tue, Jan 21
5:40 am - 11:19 pmPHL-SAN
20h 39m1 stop
$227Delta
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Thu, Feb 20
12:15 pm - 6:44 pmPHL-SAN
9h 29m1 stop
$237United Airlines
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Mon, Jan 20
12:42 pm - 5:19 pmPHL-SAN
7h 37m1 stop
6:25 am - 5:09 amSAN-PHL
19h 44m1 stop
Tue, Dec 24 - Sat, Dec 28
10:45 am - 3:54 pmPHL-SAN
8h 09m1 stop
6:23 am - 2:38 pmSAN-PHL
5h 15mnonstop
$455American Airlines
Find Deal
Tue, Dec 24 - Wed, Jan 1
8:29 am - 10:12 pmPHL-SAN
16h 43m1 stop
7:16 pm - 1:45 pmSAN-PHL
15h 29m1 stop
$464Spirit Airlines
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Sat, Dec 28 - Tue, Jan 7
8:29 am - 10:12 pmPHL-SAN
16h 43m1 stop
2:22 pm - 1:45 pmSAN-PHL
20h 23m2 stops
$480Spirit Airlines
Find Deal
Sat, Dec 28 - Tue, Jan 7
8:43 pm - 11:34 pmPHL-SAN
5h 51mnonstop
10:45 pm - 6:50 amSAN-PHL
5h 05mnonstop
$485American Airlines
Find Deal
Sat, Dec 28 - Sat, Jan 4
11:00 am - 6:29 pmPHL-SAN
10h 29m1 stop
10:30 pm - 9:27 amSAN-PHL
7h 57m1 stop
$515Delta
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Wed, Dec 25 - Mon, Dec 30
7:15 am - 9:16 amPHL-SAN
29h 01m1 stop
6:25 am - 5:09 amSAN-PHL
19h 44m1 stop
$526Frontier
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Thu, Dec 26 - Sun, Dec 29
7:15 am - 9:16 amPHL-SAN
29h 01m1 stop
6:56 pm - 10:47 amSAN-PHL
12h 51m1 stop
$537Frontier
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Thu, Dec 26 - Mon, Dec 30
11:20 am - 8:50 pmPHL-SAN
12h 30m2 stops
6:47 pm - 5:33 amSAN-PHL
7h 46m1 stop
$558United Airlines
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Tue, Dec 24 - Wed, Jan 1
11:20 am - 8:03 pmPHL-SAN
11h 43m2 stops
8:51 pm - 10:24 amSAN-PHL
10h 33m2 stops
$574United Airlines
Find Deal
Tue, Dec 24 - Wed, Jan 1
7:05 pm - 10:08 pmPHL-SAN
6h 03mnonstop
9:30 am - 5:33 pmSAN-PHL
5h 03mnonstop
$313American Airlines
Find Deal
Wed, Jan 22 - Wed, Jan 29
7:05 pm - 10:08 pmPHL-SAN
6h 03mnonstop
9:30 am - 5:33 pmSAN-PHL
5h 03mnonstop
$315American Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
8:50 am - 11:50 amPHL-SAN
6h 00mnonstop
10:45 pm - 6:45 amSAN-PHL
5h 00mnonstop
$320American Airlines
Find Deal
Wed, Jan 22 - Wed, Jan 29
7:05 pm - 10:08 pmPHL-SAN
6h 03mnonstop
10:45 pm - 6:45 amSAN-PHL
5h 00mnonstop
$331American Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
7:05 pm - 10:08 pmPHL-SAN
6h 03mnonstop
9:30 am - 5:33 pmSAN-PHL
5h 03mnonstop
$338American Airlines
Find Deal
Wed, Jan 15 - Thu, Jan 23
7:05 pm - 10:08 pmPHL-SAN
6h 03mnonstop
9:30 am - 5:33 pmSAN-PHL
5h 03mnonstop
$355American Airlines
Find Deal
Fri, Jan 24 - Tue, Jan 28
7:05 pm - 10:08 pmPHL-SAN
6h 03mnonstop
10:45 pm - 6:45 amSAN-PHL
5h 00mnonstop
$356American Airlines
Find Deal
Mon, Jan 13 - Sat, Jan 18
7:05 pm - 10:08 pmPHL-SAN
6h 03mnonstop
9:30 am - 5:33 pmSAN-PHL
5h 03mnonstop
$363American Airlines
Find Deal
Thu, Jan 30 - Mon, Feb 3
5:30 pm - 8:24 pmPHL-SAN
5h 54mnonstop
6:30 am - 2:43 pmSAN-PHL
5h 13mnonstop
$365American Airlines
Find Deal
Wed, Mar 12 - Sat, Mar 15
7:05 pm - 10:12 pmPHL-SAN
6h 07mnonstop
6:15 am - 2:15 pmSAN-PHL
5h 00mnonstop
$366American Airlines
Find Deal
Fri, Feb 14 - Tue, Feb 18

Frontier flights from Philadelphia to San Diego

Our best Frontier deals on Philadelphia to San Diego flight tickets
Frontier
Feb 24
PHL4:34 pmPhiladelphia
10h 46m
1 stop
SAN12:20 amSan Diego
Mar 5
SAN8:08 pmSan Diego
7h 06m
1 stop
PHL6:14 amPhiladelphia
Frontier
Feb 24
PHL4:34 pmPhiladelphia
10h 46m
1 stop
SAN12:20 amSan Diego
Feb 27
SAN9:56 pmSan Diego
29h 18m
1 stop
PHL6:14 amPhiladelphia
Frontier
Jan 7
PHL6:40 amPhiladelphia
20h 09m
1 stop
SAN11:49 pmSan Diego
Jan 23
SAN6:25 amSan Diego
11h 23m
1 stop
PHL8:48 pmPhiladelphia

Spirit Airlines flights from Philadelphia to San Diego

Our best Spirit Airlines deals on Philadelphia to San Diego flight tickets
Spirit Airlines
Jan 22
PHL6:15 amPhiladelphia
12h 11m
1 stop
SAN3:26 pmSan Diego
Jan 29
SAN7:26 pmSan Diego
15h 16m
1 stop
PHL1:42 pmPhiladelphia
Spirit Airlines
Jan 15
PHL6:15 amPhiladelphia
9h 40m
1 stop
SAN12:55 pmSan Diego
Jan 22
SAN7:26 pmSan Diego
15h 16m
1 stop
PHL1:42 pmPhiladelphia
Spirit Airlines
Jan 14
PHL6:15 amPhiladelphia
12h 11m
1 stop
SAN3:26 pmSan Diego
Jan 21
SAN4:24 pmSan Diego
23h 50m
1 stop
PHL7:14 pmPhiladelphia

See travel insights to San Diego from

How to get the cheapest flight ticket from Philadelphia to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of November, then departing from Philadelphia during the month September is also very affordable. Most momondo users find prices during this month for around $427.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Philadelphia to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $402. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $538. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $333. Flights in the morning are often more expensive with an average ticket price of $477.

What is the cheapest Philadelphia to San Diego flight route?

Fly from Philadelphia to San Diego for the best Philadelphia - San Diego flight prices

How far in advance should I book a flight to San Diego?

Most flyers found that booking tickets 49 days in advance of their planned departure date is the best time to get cheap flights to San Diego. During this timeframe, flight prices are around $462. However, in the past 72 hours, people saw flights from Philadelphia for as low as $404.

What cabin class options are available on Philadelphia to San Diego flights?

There are 4 cabin classes available to choose from on Philadelphia to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Philadelphia to San Diego flights?

You could potentially save up to 59% on your flight if you consider stops on a Philadelphia to San Diego flight.

How have Philadelphia to San Diego flight prices changed over time?

As of December 2024, prices for Philadelphia to San Diego flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from Philadelphia to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to San Diego (PHL to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to San Diego

Best Price Found

$64

Fastest flight time

5h 48m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Philadelphia in the past 72 hours is $64. The best round-trip flight deal from Philadelphia to San Diego found on momondo in the last 72 hours is $128.
The fastest flight from Philadelphia to San Diego takes 5h 48m
Direct flights go from Philadelphia to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)

  • How far is Philadelphia to San Diego by plane?

    The distance between Philadelphia and San Diego is about 2366.5 mi. Typically, this will take 6h 03m by plane in normal conditions.

  • When did momondo last update prices for flights from Philadelphia Airport to San Diego Airport?

    Prices for flights from Philadelphia Airport to San Diego Airport refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to San Diego Airport?

  • How old do you have to be to fly from Philadelphia Airport to San Diego Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Philadelphia to San Diego?

  • What is the most popular airline from Philadelphia to San Diego?


Best airlines flying from Philadelphia to San Diego

Compare and see reviews for airlines that fly from Philadelphia to San Diego with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $123Free CancellationRating
6.1
3,469 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $144Free CancellationRating
6.3
8,113 reviews
Search Spirit Airlines flights
DeltaPriceFrom $206Free CancellationRating
8.0
8,588 reviews
Search Delta flights
United AirlinesPriceFrom $221Free CancellationRating
7.4
9,020 reviews
Search United Airlines flights
SouthwestPriceFrom $292Free CancellationRating
8.1
4,780 reviews
Search Southwest flights
American AirlinesPriceFrom $303Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • American Airlines Flights From Philadelphia to San Diego

    American Airlines is one of the most popular airlines flying from Philadelphia to San Diego, operating 16 flights/week on average for this route. A good American Airlines flight deal for Philadelphia to San Diego starts from $303 round-trip, up to an average price of $490. Our users have rated American Airlines at 7.2/10.


Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to San Diego?

It is quick and easy to find Philadelphia to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

Can I find flights from Philadelphia to San Diego with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Philadelphia to San Diego flights to just show those with flexible booking policies.

How can momondo help me find flights from Philadelphia to San Diego?

momondo provides multiple filters to help you find the best flight to San Diego from Philadelphia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Philadelphia to San Diego right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Philadelphia to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.


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