Find flights
When to book
FAQs

Cheap flights from San Diego to Philadelphia from £107

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/11. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — PHL
31 Aug — 7 Sep1
1 adult

Cheap flight deals from San Diego to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 August 2025.

Round-trip from

£202

One-way from

£107

Popular in

December

Cheapest in

September

Average price

£311
JetBlue
  • JetBlue
  • 9/12-15/12
  • 2 total stops
  • 19h 33m total
  • San Diego to Philadelphia
Search Deals
United Airlines
  • United Airlines
  • 25/11
  • 1 total stop
  • 8h 46m total
  • San Diego to Philadelphia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£22 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from San Diego to Philadelphia

Cheapest flights from San Diego to Philadelphia
Explore the most affordable flight options available from San Diego to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Wed 5/1120:39SAN - PHL
1 stop8h 58mJetBlue
Tue 11/1106:00PHL - SAN
1 stop10h 42mJetBlue
Deal found 25/8£202
Tue 23/914:11SAN - PHL
1 stop7h 10mUnited Airlines
Tue 30/906:34PHL - SAN
1 stop9h 19mUnited Airlines
Deal found 25/8£213
Sun 19/1022:15SAN - PHL
1 stop8h 31mUnited Airlines
Tue 21/1018:29PHL - SAN
1 stop8h 46mUnited Airlines
Deal found 26/8£217
Tue 23/906:15SAN - PHL
1 stop10h 06mDelta
Wed 1/1006:00PHL - SAN
1 stop9h 46mDelta
Deal found 25/8£220
Sat 1/1121:20SAN - PHL
1 stop9h 17mJetBlue
Tue 4/1106:00PHL - SAN
1 stop10h 42mJetBlue
Deal found 25/8£222
Tue 23/921:45SAN - PHL
1 stop8h 48mUnited Airlines
Mon 29/917:06PHL - SAN
1 stop8h 08mUnited Airlines
Deal found 25/8£225
Mon 10/1120:42SAN - PHL
1 stop8h 55mJetBlue
Sun 16/1106:00PHL - SAN
1 stop10h 42mJetBlue
Deal found 24/8£226
Tue 23/914:00SAN - PHL
1 stop7h 54mDelta
Mon 29/918:25PHL - SAN
1 stop7h 59mDelta
Deal found 25/8£235
Sat 22/1122:00SAN - PHL
1 stop7h 42mDelta
Tue 2/1206:15PHL - SAN
1 stop7h 36mDelta
Deal found 25/8£237
Sat 13/911:55SAN - PHL
1 stop8h 05mSouthwest
Wed 17/906:30PHL - SAN
1 stop12h 15mSouthwest
Deal found 23/8£239
Mon 10/1120:42SAN - PHL
1 stop8h 55mJetBlue
Wed 12/1106:00PHL - SAN
1 stop10h 42mJetBlue
Deal found 24/8£241
Thu 6/1112:05SAN - PHL
2 stops8h 40mSouthwest
Tue 11/1106:35PHL - SAN
2 stops9h 45mSouthwest
Deal found 24/8£242

Cheapflights Fare Finder

 
Customise 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, Cheapflights users made 858,174 searches. Data last updated 26 August 2025.
Use the filters below to find and compare flights from San Diego to Philadelphia that are best for you.

Fly from

San Diego

Fly to

Philadelphia

Route

Depart

Return

Price

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Tue 9/12

20:35-08:36

1 stop9h 01m

Philadelphia

Mon 15/12

06:00-13:32

1 stop10h 32m

£202

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Wed 5/11

20:39-08:37

1 stop8h 58m

Philadelphia

Tue 11/11

06:00-13:42

1 stop10h 42m

£202

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Sat 15/11

20:42-08:37

1 stop8h 55m

Philadelphia

Tue 18/11

06:00-13:42

1 stop10h 42m

£202

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Thu 13/11

20:42-08:37

1 stop8h 55m

Philadelphia

Tue 18/11

06:00-13:42

1 stop10h 42m

£202

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Wed 12/11

20:42-08:37

1 stop8h 55m

Philadelphia

Tue 18/11

06:00-13:42

1 stop10h 42m

£202

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Tue 23/9

14:11-00:21

1 stop7h 10m

Philadelphia

Tue 30/9

06:34-12:53

1 stop9h 19m

£213

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Sun 19/10

22:15-09:46

1 stop8h 31m

Philadelphia

Tue 21/10

18:29-00:15

1 stop8h 46m

£217

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Fri 24/10

14:11-00:45

1 stop7h 34m

Philadelphia

Wed 29/10

18:25-00:13

1 stop8h 48m

£217

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Tue 23/9

12:07-22:12

1 stop7h 05m

Philadelphia

Tue 30/9

14:40-19:27

1 stop7h 47m

£220

San DiegoPhiladelphia

SAN - PHL

SANPHL

San Diego

Wed 24/9

06:15-19:21

1 stop10h 06m

Philadelphia

Tue 30/9

18:51-23:42

1 stop7h 51m

£220

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 20 results
1
2

Best time to book a flight from San Diego to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from San Diego with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Philadelphia

How far ahead should I book a flight from San Diego to Philadelphia?

Use this chart to determine the optimal time to book a return flight from San Diego to Philadelphia. Price data was last updated on 22 August 2025.

To ensure you get the cheapest price possible for a flight from San Diego to Philadelphia, you should look to book at least 21 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from San Diego to Philadelphia?

Currently, March is the cheapest month in which you can book a flight from San Diego to Philadelphia (average of £648). Flying from San Diego to Philadelphia in July is currently the most expensive (average of £839). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAN to PHL?

Find hourly flight availability from San Diego to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 August 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to Philadelphia as you normally would.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this San Diego to Philadelphia flight route?

    The San Diego to Philadelphia flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from San Diego to Philadelphia?

    Airlines like JetBlue and United Airlines fly from San Diego to Philadelphia in about 7h 10m. The time it takes to get you to your destination can typically vary by up to 1h 51m. There are 2364 mi between San Diego and Philadelphia. This flight may include one or multiple stops.

  • What are the most reliable airlines from San Diego to Philadelphia?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Diego to Philadelphia on time: American Airlines (82%), Iberia (79%), British Airways (79%).

  • Can I find deals for flights from San Diego to Philadelphia that include hotel bookings?

    Yes. In addition to deals on San Diego to Philadelphia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Philadelphia.

  • Can I find deals for business class flights from San Diego to Philadelphia?

    Yes. Cheapflights offers flight deals from San Diego to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Philadelphia?

    Currently, March is the cheapest month in which you can book a flight from San Diego to Philadelphia (average of £648). Flying from San Diego to Philadelphia in July is currently the most expensive (average of £839). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Diego to Philadelphia?

When you search for this flight from San Diego to Philadelphia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from San Diego to Philadelphia?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Philadelphia from San Diego.

Can Cheapflights find flights from San Diego to Philadelphia with no change fees?

Yes! Cheapflights helps users easily find flights from San Diego to Philadelphia with no change fees.

Can Cheapflights notify me if prices for flights from San Diego to Philadelphia become cheaper?

Yes, Cheapflights offers price alerts on San Diego to Philadelphia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.