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Cheap flights from San Diego to Philadelphia from $72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Philadelphia departing on 2/12. 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 San Diego to Philadelphia

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
8:25 pm - 8:00 am
SAN
-
PHL
8h 35m1 stop
JetBlue Logo
6:00 am - 10:08 am
PHL
-
SAN
31h 08m1 stop
$345JetBlue
Tue, Mar 31 - Sun, Apr 5
JetBlue Logo
8:34 pm - 2:07 pm
SAN
-
PHL
14h 33m1 stop
JetBlue Logo
6:00 am - 7:28 pm
PHL
-
SAN
16h 28m1 stop
$346JetBlue
Mon, Feb 23 - Sat, Feb 28
Southwest Logo
6:45 am - 8:50 pm
SAN
-
PHL
11h 05m1 stop
Southwest Logo
5:30 am - 10:40 am
PHL
-
SAN
8h 10m1 stop
$347Southwest
Tue, Feb 17 - Sat, Feb 21
Frontier Logo
6:55 am - 12:52 am
SAN
-
PHL
14h 57m2 stops
Frontier Logo
2:41 pm - 12:16 am
PHL
-
SAN
12h 35m1 stop
$348Frontier
Thu, Mar 19 - Fri, Mar 27
Multiple Airlines Logo
6:55 am - 11:08 pm
SAN
-
PHL
13h 13m1 stop
Multiple Airlines Logo
6:00 am - 1:06 pm
PHL
-
SAN
10h 06m1 stop
$349Multiple Airlines
Fri, Mar 20 - Sun, Mar 22
Southwest Logo
8:35 am - 8:20 pm
SAN
-
PHL
8h 45m2 stops
Southwest Logo
5:15 am - 1:00 pm
PHL
-
SAN
10h 45m2 stops
$350Southwest
Wed, Feb 11 - Fri, Feb 13
Frontier Logo
7:11 am - 4:37 pm
SAN
-
PHL
30h 26m1 stop
Frontier Logo
5:42 pm - 12:08 am
PHL
-
SAN
9h 26m1 stop
$351Frontier
Wed, Feb 18 - Sun, Feb 22
Southwest Logo
6:45 am - 8:50 pm
SAN
-
PHL
11h 05m1 stop
Southwest Logo
12:10 pm - 7:40 pm
PHL
-
SAN
10h 30m2 stops
$352Southwest
Tue, Feb 17 - Sat, Feb 21
JetBlue Logo
9:30 pm - 6:38 pm
SAN
-
PHL
18h 08m1 stop
JetBlue Logo
8:40 am - 8:20 pm
PHL
-
SAN
14h 40m1 stop
$355JetBlue
Fri, Jan 23 - Wed, Jan 28
JetBlue Logo
9:30 pm - 12:35 pm
SAN
-
PHL
12h 05m1 stop
JetBlue Logo
1:30 pm - 8:20 pm
PHL
-
SAN
9h 50m1 stop
$356JetBlue
Sun, Jan 25 - Fri, Jan 30

Delta flights from San Diego to Philadelphia

Our best Delta deals on San Diego to Philadelphia flight tickets
Delta
Jan 29
SAN6:55 pmSan Diego
10h 55m
2 stops
PHL8:50 amPhiladelphia
Feb 3
PHL7:00 amPhiladelphia
8h 22m
1 stop
SAN12:22 pmSan Diego
$372
Delta
Feb 4
SAN11:58 amSan Diego
8h 58m
1 stop
PHL11:56 pmPhiladelphia
Feb 11
PHL12:29 pmPhiladelphia
9h 32m
1 stop
SAN7:01 pmSan Diego
$376
Delta
Feb 19
SAN6:45 pmSan Diego
11h 05m
2 stops
PHL8:50 amPhiladelphia
Feb 23
PHL6:50 pmPhiladelphia
7h 56m
1 stop
SAN11:46 pmSan Diego
$379

JetBlue flights from San Diego to Philadelphia

Our best JetBlue deals on San Diego to Philadelphia flight tickets
JetBlue
Mar 31
SAN8:25 pmSan Diego
8h 35m
1 stop
PHL8:00 amPhiladelphia
Apr 5
PHL6:00 amPhiladelphia
31h 08m
1 stop
SAN10:08 amSan Diego
$345
JetBlue
Feb 23
SAN8:34 pmSan Diego
14h 33m
1 stop
PHL2:07 pmPhiladelphia
Feb 28
PHL6:00 amPhiladelphia
16h 28m
1 stop
SAN7:28 pmSan Diego
$346
JetBlue
Jan 23
SAN9:30 pmSan Diego
18h 08m
1 stop
PHL6:38 pmPhiladelphia
Jan 28
PHL8:40 amPhiladelphia
14h 40m
1 stop
SAN8:20 pmSan Diego
$355

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from San Diego to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Tue 3/31

8:25 pm-8:00 am

1 stop8h 35m

Philadelphia

Sun 4/5

6:00 am-10:08 am

1 stop31h 08m

$345

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Mon 2/23

8:34 pm-2:07 pm

1 stop14h 33m

Philadelphia

Sat 2/28

6:00 am-7:28 pm

1 stop16h 28m

$346

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Tue 2/17

6:45 am-8:50 pm

1 stop11h 05m

Philadelphia

Sat 2/21

5:30 am-10:40 am

1 stop8h 10m

$347

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Thu 3/19

6:55 am-12:52 am

2 stops14h 57m

Philadelphia

Fri 3/27

2:41 pm-12:16 am

1 stop12h 35m

$348

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Fri 3/20

6:55 am-11:08 pm

1 stop13h 13m

Philadelphia

Sun 3/22

6:00 am-1:06 pm

1 stop10h 06m

$349

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Wed 2/11

8:35 am-8:20 pm

2 stops8h 45m

Philadelphia

Fri 2/13

5:15 am-1:00 pm

2 stops10h 45m

$350

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Wed 2/18

7:11 am-4:37 pm

1 stop30h 26m

Philadelphia

Sun 2/22

5:42 pm-12:08 am

1 stop9h 26m

$351

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Tue 2/17

6:45 am-8:50 pm

1 stop11h 05m

Philadelphia

Sat 2/21

12:10 pm-7:40 pm

2 stops10h 30m

$352

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Fri 1/23

9:30 pm-6:38 pm

1 stop18h 08m

Philadelphia

Wed 1/28

8:40 am-8:20 pm

1 stop14h 40m

$355

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Sun 1/25

9:30 pm-12:35 pm

1 stop12h 05m

Philadelphia

Fri 1/30

1:30 pm-8:20 pm

1 stop9h 50m

$356

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Philadelphia from

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

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 Philadelphia?

The cheapest month to fly to Philadelphia from San Diego is in October. Flight prices, which tend to average around $375, are often lower during this time because this is during the off-season. The month of August is another great option to travel to Philadelphia, with average flight prices from San Diego averaging around $398.

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from San Diego to Philadelphia is on a Wednesday. Travelers who choose to depart for Philadelphia on a Wednesday will often find tickets for as low as $469. On the other hand, Sunday is the most expensive day to depart from San Diego because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $731.

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

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from San Diego to Philadelphia in the evening for as low as $448. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the morning when prices are around $551.

What is the cheapest San Diego to Philadelphia flight route?

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

How far in advance should I book a flight to Philadelphia?

You are more likely to see cheaper flights to Philadelphia from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $433 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from San Diego for as low as $398 on momondo.

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

There are 4 cabin classes available to choose from on San Diego to Philadelphia 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 San Diego to Philadelphia flights?

You could potentially save up to 3% on your flight if you consider stops on a San Diego to Philadelphia flight.

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

As of January 2026, prices for San Diego to Philadelphia flights are approximately 27% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Philadelphia

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

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

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

Best Price Found

$232

Fastest flight time

5h 04m

Direct flights

Every day

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from San Diego in the past 72 hours is $232. The best round-trip flight deal from San Diego to Philadelphia found on momondo in the last 72 hours is $437.
The fastest flight from San Diego to Philadelphia takes 5h 04m
Direct flights go from San Diego to Philadelphia every day.
There is 1 airport in Philadelphia. From San Diego there are direct flights to Philadelphia (PHL).
Search flight deals

  • How far is San Diego to Philadelphia by plane?

    Philadelphia is 2366.5 mi away from San Diego. By plane, this route typically takes 5h 04m.

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

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

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

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

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

    The travel and health documents required for your trip to Philadelphia 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 Philadelphia 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 San Diego to Philadelphia?

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

Best airlines flying from San Diego to Philadelphia

Compare and see reviews for airlines that fly from San Diego to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $98Free CancellationRating
6.3
8,287 reviews
Search Spirit Airlines flights
DeltaPriceFrom $138Free CancellationRating
7.9
8,027 reviews
Search Delta flights
FrontierPriceFrom $150Free CancellationRating
5.7
3,061 reviews
Search Frontier flights
United AirlinesPriceFrom $198Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
American AirlinesPriceFrom $313Free CancellationRating
7.2
11,097 reviews
Search American Airlines flights
SouthwestPriceFrom $341Free CancellationRating
8.0
4,250 reviews
Search Southwest flights

  • American Airlines Flights From San Diego to Philadelphia

    Across 14 American Airlines flights from San Diego to Philadelphia this week, the average price was $456, with the best American Airlines deals starting from $313 round-trip. 11,097 users have rated American Airlines on momondo, with an average score of 7.2/10.

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Cape May
Rehoboth Beach
Wildwood Crest
Ocean City
King of Prussia
Cherry Hill
Newark
Dewey Beach
Reading
North Wildwood
Avalon
Dover
Lewes
Stone Harbor
Essington
Vineland
New Castle
Pottstown
Elkton

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Diego to Philadelphia for you.

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

Flights from San Diego to Philadelphia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between San Diego and Philadelphia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Philadelphia from San Diego. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Philadelphia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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