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Cheap flights from San Diego to Philadelphia from $160

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 11/20. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:25 am - 5:31 amSAN-PHL
20h 06m1 stop
Frontier Logo
7:10 am - 10:13 amPHL-SAN
54h 03m2 stops
$320Frontier
Find Deal
週六, 12月 20 - 週五, 1月 2
American Airlines Logo
11:30 am - 7:37 pmSAN-PHL
5h 07mnonstop
American Airlines Logo
7:50 pm - 10:58 pmPHL-SAN
6h 08mnonstop
$321American Airlines
Find Deal
週六, 1月 10 - 週六, 1月 17
Frontier Logo
1:06 pm - 5:40 amSAN-PHL
13h 34m1 stop
Frontier Logo
7:10 am - 12:11 pmPHL-SAN
8h 01m1 stop
$322Frontier
Find Deal
週四, 12月 25 - 週二, 12月 30
Frontier Logo
1:06 pm - 5:40 amSAN-PHL
13h 34m1 stop
Frontier Logo
8:36 pm - 11:59 pmPHL-SAN
30h 23m1 stop
$324Frontier
Find Deal
週四, 12月 18 - 週四, 12月 25
Frontier Logo
1:06 pm - 5:40 amSAN-PHL
13h 34m1 stop
Frontier Logo
7:10 am - 12:11 pmPHL-SAN
8h 01m1 stop
$325Frontier
Find Deal
週三, 12月 24 - 週二, 12月 30
Multiple Airlines Logo
4:47 pm - 5:31 amSAN-PHL
9h 44m1 stop
Multiple Airlines Logo
8:54 pm - 12:11 pmPHL-SAN
42h 17m2 stops
$326Multiple Airlines
Find Deal
週四, 12月 18 - 週一, 12月 22
Frontier Logo
7:21 pm - 5:40 amSAN-PHL
7h 19m1 stop
Frontier Logo
7:10 am - 12:11 pmPHL-SAN
8h 01m1 stop
$327Frontier
Find Deal
週五, 12月 19 - 週四, 1月 1
Frontier Logo
4:47 pm - 5:31 amSAN-PHL
9h 44m1 stop
Frontier Logo
7:10 am - 12:11 pmPHL-SAN
8h 01m1 stop
$328Frontier
Find Deal
週四, 12月 18 - 週二, 12月 23
Frontier Logo
4:47 pm - 5:31 amSAN-PHL
9h 44m1 stop
Frontier Logo
3:46 pm - 9:57 amPHL-SAN
21h 11m2 stops
$330Frontier
Find Deal
週六, 12月 27 - 週三, 12月 31
Frontier Logo
6:25 am - 5:31 amSAN-PHL
20h 06m1 stop
Frontier Logo
10:00 pm - 9:57 amPHL-SAN
38h 57m2 stops
$333Frontier
Find Deal
週六, 12月 27 - 週二, 12月 30

American Airlines flights from San Diego to Philadelphia

Our best American Airlines deals on San Diego to Philadelphia flight tickets
American Airlines
Jan 10
SAN11:30 amSan Diego
5h 07m
PHL7:37 pmPhiladelphia
Jan 17
PHL7:50 pmPhiladelphia
6h 08m
SAN10:58 pmSan Diego
$321
Find similar
American Airlines
Jan 14
SAN11:30 amSan Diego
5h 07m
PHL7:37 pmPhiladelphia
Jan 18
PHL7:50 pmPhiladelphia
6h 08m
SAN10:58 pmSan Diego
$363
Find similar
American Airlines
Dec 31
SAN6:15 amSan Diego
8h 43m
1 stop
PHL5:58 pmPhiladelphia
Jan 7
PHL8:20 amPhiladelphia
6h 12m
SAN11:32 amSan Diego
$366
Find similar

Frontier flights from San Diego to Philadelphia

Our best Frontier deals on San Diego to Philadelphia flight tickets
Frontier
Dec 20
SAN6:25 amSan Diego
20h 06m
1 stop
PHL5:31 amPhiladelphia
Jan 2
PHL7:10 amPhiladelphia
54h 03m
2 stops
SAN10:13 amSan Diego
$320
Find similar
Frontier
Dec 25
SAN1:06 pmSan Diego
13h 34m
1 stop
PHL5:40 amPhiladelphia
Dec 30
PHL7:10 amPhiladelphia
8h 01m
1 stop
SAN12:11 pmSan Diego
$322
Find similar
Frontier
Dec 18
SAN1:06 pmSan Diego
13h 34m
1 stop
PHL5:40 amPhiladelphia
Dec 25
PHL8:36 pmPhiladelphia
30h 23m
1 stop
SAN11:59 pmSan Diego
$324
Find similar

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 11月 17, 2025.
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

週六 12/20

6:25 am-5:31 am

1 stop20h 06m

Philadelphia

週五 1/2

7:10 am-10:13 am

2 stops54h 03m

$320

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

週六 1/10

11:30 am-7:37 pm

Nonstop5h 07m

Philadelphia

週六 1/17

7:50 pm-10:58 pm

Nonstop6h 08m

$321

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

週四 12/25

1:06 pm-5:40 am

1 stop13h 34m

Philadelphia

週二 12/30

7:10 am-12:11 pm

1 stop8h 01m

$322

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

週四 12/18

1:06 pm-5:40 am

1 stop13h 34m

Philadelphia

週四 12/25

8:36 pm-11:59 pm

1 stop30h 23m

$324

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

週三 12/24

1:06 pm-5:40 am

1 stop13h 34m

Philadelphia

週二 12/30

7:10 am-12:11 pm

1 stop8h 01m

$325

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

週四 12/18

4:47 pm-5:31 am

1 stop9h 44m

Philadelphia

週一 12/22

8:54 pm-12:11 pm

2 stops42h 17m

$326

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

週五 12/19

7:21 pm-5:40 am

1 stop7h 19m

Philadelphia

週四 1/1

7:10 am-12:11 pm

1 stop8h 01m

$327

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

週四 12/18

4:47 pm-5:31 am

1 stop9h 44m

Philadelphia

週二 12/23

7:10 am-12:11 pm

1 stop8h 01m

$328

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

週六 12/27

4:47 pm-5:31 am

1 stop9h 44m

Philadelphia

週三 12/31

3:46 pm-9:57 am

2 stops21h 11m

$330

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

週六 12/27

6:25 am-5:31 am

1 stop20h 06m

Philadelphia

週二 12/30

10:00 pm-9:57 am

2 stops38h 57m

$333

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 typical price of a round-trip flight between San Diego and Philadelphia?

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 $397.

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 $480. 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 $729.

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 afternoon. momondo users have found flights departing from San Diego to Philadelphia in the afternoon for as low as $260. 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 $569.

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 $438 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 $389 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 33% 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 November 2025, prices for San Diego to Philadelphia flights are approximately 13% cheaper 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

$208

Fastest flight time

5h 00m

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 $208. The best round-trip flight deal from San Diego to Philadelphia found on momondo in the last 72 hours is $412.
The fastest flight from San Diego to Philadelphia takes 5h 00m
Direct flights go from San Diego to Philadelphia every day.
There is 1 airport near Philadelphia: 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 01m.

  • 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
8,144 reviews
Search Spirit Airlines flights
DeltaPriceFrom $138Free CancellationRating
7.9
8,006 reviews
Search Delta flights
FrontierPriceFrom $150Free CancellationRating
5.8
3,106 reviews
Search Frontier flights
United AirlinesPriceFrom $198Free CancellationRating
7.4
9,014 reviews
Search United Airlines flights
American AirlinesPriceFrom $309Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights
SouthwestPriceFrom $341Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

  • American Airlines Flights From San Diego to Philadelphia

    Across 19 American Airlines flights from San Diego to Philadelphia this week, the average price was $460, with the best American Airlines deals starting from $309 round-trip. 11,048 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
Ocean City
Wildwood Crest
King of Prussia
Cherry Hill
Dewey Beach
Newark
Reading
North Wildwood
Dover
Avalon
Lewes
Stone Harbor
Essington
Vineland
Pottstown
New Castle
Somers Point

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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