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Cheap flights from San Diego to Philadelphia from $162

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 12/22. 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

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Multiple Airlines Logo
1:06 pm - 5:40 amSAN-PHL
13h 34m1 stop
Multiple Airlines Logo
4:25 pm - 1:55 pmPHL-SAN
24h 30m2 stops
$325Multiple Airlines
Find Deal
Tue, Dec 23 - Wed, Jan 7
Multiple Airlines Logo
4:47 pm - 5:31 amSAN-PHL
9h 44m1 stop
Multiple Airlines Logo
7:06 am - 3:06 pmPHL-SAN
11h 00m1 stop
$326Multiple Airlines
Find Deal
Fri, Dec 5 - Wed, Dec 10
JetBlue Logo
8:31 pm - 9:39 amSAN-PHL
10h 08m1 stop
JetBlue Logo
10:24 am - 7:21 pmPHL-SAN
11h 57m1 stop
$329JetBlue
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Tue, Dec 9 - Mon, Dec 15
Frontier Logo
4:57 pm - 5:31 amSAN-PHL
9h 34m1 stop
Frontier Logo
11:07 am - 11:51 pmPHL-SAN
15h 44m2 stops
$332Frontier
Find Deal
Mon, Dec 8 - Thu, Dec 11
Frontier Logo
4:47 pm - 5:31 amSAN-PHL
9h 44m1 stop
Frontier Logo
4:12 pm - 5:53 pmPHL-SAN
28h 41m2 stops
$333Frontier
Find Deal
Fri, Dec 5 - Mon, Dec 8
Frontier Logo
4:57 pm - 5:31 amSAN-PHL
9h 34m1 stop
Frontier Logo
6:57 pm - 7:15 pmPHL-SAN
27h 18m2 stops
$334Frontier
Find Deal
Mon, Dec 8 - Sat, Dec 13
Frontier Logo
4:47 pm - 5:31 amSAN-PHL
9h 44m1 stop
Frontier Logo
8:36 pm - 7:15 pmPHL-SAN
25h 39m1 stop
$335Frontier
Find Deal
Fri, Dec 19 - Mon, Dec 22
United Airlines Logo
12:16 pm - 11:05 pmSAN-PHL
7h 49m1 stop
United Airlines Logo
6:15 am - 11:25 amPHL-SAN
8h 10m1 stop
$336United Airlines
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Tue, Mar 24 - Tue, Mar 31
Frontier Logo
1:06 pm - 5:40 amSAN-PHL
13h 34m1 stop
Frontier Logo
7:10 am - 12:11 pmPHL-SAN
8h 01m1 stop
$337Frontier
Find Deal
Thu, Dec 18 - Thu, Jan 1
Frontier Logo
4:47 pm - 5:31 amSAN-PHL
9h 44m1 stop
Frontier Logo
5:01 pm - 11:07 pmPHL-SAN
9h 06m1 stop
$338Frontier
Find Deal
Fri, Dec 19 - Mon, Dec 29

Southwest flights from San Diego to Philadelphia

Our best Southwest deals on San Diego to Philadelphia flight tickets
Southwest
Jan 17
SAN10:05 amSan Diego
6h 50m
1 stop
PHL7:55 pmPhiladelphia
Jan 24
PHL12:40 pmPhiladelphia
9h 35m
2 stops
SAN7:15 pmSan Diego
$346
Find similar
Southwest
Jan 17
SAN7:00 amSan Diego
10h 20m
2 stops
PHL8:20 pmPhiladelphia
Jan 24
PHL1:25 pmPhiladelphia
9h 55m
2 stops
SAN8:20 pmSan Diego
$367
Find similar
Southwest
Dec 2
SAN10:30 amSan Diego
9h 05m
2 stops
PHL10:35 pmPhiladelphia
Dec 3
PHL11:40 amPhiladelphia
7h 35m
1 stop
SAN4:15 pmSan Diego
$434
Find similar

JetBlue flights from San Diego to Philadelphia

Our best JetBlue deals on San Diego to Philadelphia flight tickets
JetBlue
Dec 9
SAN8:31 pmSan Diego
10h 08m
1 stop
PHL9:39 amPhiladelphia
Dec 15
PHL10:24 amPhiladelphia
11h 57m
1 stop
SAN7:21 pmSan Diego
$329
Find similar
JetBlue
Jan 23
SAN9:30 pmSan Diego
17h 53m
1 stop
PHL6:23 pmPhiladelphia
Jan 25
PHL1:30 pmPhiladelphia
9h 50m
1 stop
SAN8:20 pmSan Diego
$360
Find similar
JetBlue
Jan 30
SAN9:30 pmSan Diego
18h 08m
1 stop
PHL6:38 pmPhiladelphia
Feb 3
PHL8:40 amPhiladelphia
14h 40m
1 stop
SAN8:20 pmSan Diego
$363
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 November 24, 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

Tue 12/23

1:06 pm-5:40 am

1 stop13h 34m

Philadelphia

Wed 1/7

4:25 pm-1:55 pm

2 stops24h 30m

$325

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Fri 12/5

4:47 pm-5:31 am

1 stop9h 44m

Philadelphia

Wed 12/10

7:06 am-3:06 pm

1 stop11h 00m

$326

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Tue 12/9

8:31 pm-9:39 am

1 stop10h 08m

Philadelphia

Mon 12/15

10:24 am-7:21 pm

1 stop11h 57m

$329

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Mon 12/8

4:57 pm-5:31 am

1 stop9h 34m

Philadelphia

Thu 12/11

11:07 am-11:51 pm

2 stops15h 44m

$332

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Fri 12/5

4:47 pm-5:31 am

1 stop9h 44m

Philadelphia

Mon 12/8

4:12 pm-5:53 pm

2 stops28h 41m

$333

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Mon 12/8

4:57 pm-5:31 am

1 stop9h 34m

Philadelphia

Sat 12/13

6:57 pm-7:15 pm

2 stops27h 18m

$334

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Fri 12/19

4:47 pm-5:31 am

1 stop9h 44m

Philadelphia

Mon 12/22

8:36 pm-7:15 pm

1 stop25h 39m

$335

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Tue 3/24

12:16 pm-11:05 pm

1 stop7h 49m

Philadelphia

Tue 3/31

6:15 am-11:25 am

1 stop8h 10m

$336

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Thu 12/18

1:06 pm-5:40 am

1 stop13h 34m

Philadelphia

Thu 1/1

7:10 am-12:11 pm

1 stop8h 01m

$337

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Fri 12/19

4:47 pm-5:31 am

1 stop9h 44m

Philadelphia

Mon 12/29

5:01 pm-11:07 pm

1 stop9h 06m

$338

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 $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 $437 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 07m.

  • 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
8,159 reviews
Search Spirit Airlines flights
DeltaPriceFrom $138Free CancellationRating
7.9
7,993 reviews
Search Delta flights
FrontierPriceFrom $150Free CancellationRating
5.8
3,097 reviews
Search Frontier flights
United AirlinesPriceFrom $198Free CancellationRating
7.4
9,039 reviews
Search United Airlines flights
American AirlinesPriceFrom $309Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights
SouthwestPriceFrom $341Free CancellationRating
8.0
4,252 reviews
Search Southwest flights

  • American Airlines Flights From San Diego to Philadelphia

    Across 18 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. 11,043 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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