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San Diego

$108+ Cheap flights from Pennsylvania to San Diego (SAN)

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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SAN
Jul 28 — Aug 41
Tue 7/28
Tue 8/4
1 adult, Economy
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Cheap flight deals from Pennsylvania to San Diego

Cheapest flights from Pennsylvania to San Diego
Explore the most affordable flight options available from Pennsylvania to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 28, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:35 am
PIT
-
SAN
Nonstop5h 13m
Breeze Airways
Fri 9/412:33 pm
SAN
-
PIT
Nonstop5h 01m
Breeze Airways
Deal found 6/28$208
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:35 am
PIT
-
SAN
Nonstop5h 13m
Breeze Airways
Fri 8/2812:33 pm
SAN
-
PIT
Nonstop5h 01m
Breeze Airways
Deal found 6/24$232
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:35 am
PIT
-
SAN
Nonstop5h 13m
Breeze Airways
Mon 8/2412:33 pm
SAN
-
PIT
Nonstop5h 01m
Breeze Airways
Deal found 6/28$233
This Breeze Airways deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:35 am
PIT
-
SAN
Nonstop5h 13m
Breeze Airways
Mon 8/2412:33 pm
SAN
-
PIT
Nonstop5h 01m
Breeze Airways
Deal found 6/26$238
This Expedia deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:35 am
PIT
-
SAN
Nonstop5h 13m
Multiple Airlines
Fri 9/412:02 pm
SAN
-
PIT
1 stop8h 19m
Multiple Airlines
Deal found 6/28$241
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:35 am
PIT
-
SAN
Nonstop5h 13m
Breeze Airways
Fri 8/2812:33 pm
SAN
-
PIT
Nonstop5h 01m
Breeze Airways
Deal found 6/27$247
This Expedia deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:35 am
PIT
-
SAN
Nonstop5h 13m
Breeze Airways
Fri 8/2112:33 pm
SAN
-
PIT
Nonstop5h 01m
Breeze Airways
Deal found 6/24$250
This CheapOair deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:34 pm
PIT
-
SAN
1 stop9h 22m
JetBlue
Sat 9/1210:40 am
SAN
-
PIT
1 stop10h 04m
JetBlue
Deal found 6/28$262
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:11 pm
PIT
-
SAN
2 stops17h 33m
Breeze Airways
Fri 9/412:33 pm
SAN
-
PIT
Nonstop5h 01m
Breeze Airways
Deal found 6/27$267
This Breeze Airways deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:35 am
PIT
-
SAN
Nonstop5h 13m
Breeze Airways
Mon 8/1712:33 pm
SAN
-
PIT
Nonstop5h 01m
Breeze Airways
Deal found 6/25$268
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:00 am
ABE
-
SAN
1 stop18h 51m
Multiple Airlines
Sun 9/138:32 pm
SAN
-
ABE
1 stop16h 06m
Multiple Airlines
Deal found 6/25$282
This JetBlue deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:25 am
JFK
-
SAN
Nonstop5h 52m
JetBlue
Sat 9/1910:40 am
SAN
-
JFK
Nonstop5h 36m
JetBlue
Deal found 6/24$297

Find flight deals from Pennsylvania to San Diego

Keep the following information in mind while searching for Pennsylvania to San Diego flight deals. Data was last updated June 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$208
(Kiwi.com)

One-way from

$108
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$522

Good round-trip deal

$297 or less

Good one-way deal

$153 or less
Provider with most accurate pricing for Philadelphia-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-San Diego flights.
Search Deals
From Pennsylvania to San Diego
Search Deals
One-way flight from Pennsylvania to San Diego
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Pennsylvania to San Diego.
Search Deals
Price to beat on a one-way flight from Pennsylvania to San Diego.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania to San Diego 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 2,558,603 searches. Data last updated June 28, 2026.
Use the filters below to find and compare flights from Pennsylvania to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghSan Diego

PIT - SAN

PITSAN

Pittsburgh

Mon 8/24

12:53 pm-7:29 pm

1 stop9h 36m

San Diego

Fri 8/28

12:33 pm-8:34 pm

Nonstop5h 01m

$285

PittsburghSan Diego

PIT - SAN

PITSAN

Pittsburgh

Thu 9/10

9:30 am-6:48 pm

1 stop12h 18m

San Diego

Tue 9/15

10:40 am-11:44 pm

1 stop10h 04m

$286

PittsburghSan Diego

PIT - SAN

PITSAN

Pittsburgh

Tue 8/25

12:53 pm-7:29 pm

1 stop9h 36m

San Diego

Wed 8/26

8:40 pm-12:03 pm

1 stop12h 23m

$301

New YorkSan Diego

LGA - SAN

LGASAN

New York LaGuardia

Tue 10/6

12:42 pm-5:46 pm

1 stop8h 04m

San Diego

Wed 10/14

10:30 pm-9:15 am

1 stop7h 45m

$312
Quickest round-trip

PittsburghSan Diego

PIT - SAN

PITSAN

Pittsburgh

Mon 7/20

9:35 am-11:48 am

Nonstop5h 13m

San Diego

Fri 7/24

12:33 pm-8:34 pm

Nonstop5h 01m

$313

PittsburghSan Diego

PIT - SAN

PITSAN

Pittsburgh

Mon 8/10

7:05 am-11:07 am

1 stop7h 02m

San Diego

Fri 8/14

10:25 pm-10:01 am

1 stop8h 36m

$316

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 8/28

7:55 pm-10:49 pm

Nonstop5h 54m

San Diego

Mon 8/31

9:05 pm-5:29 am

Nonstop5h 24m

$317

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 9/3

6:00 am-11:07 am

1 stop8h 07m

San Diego

Tue 9/8

10:25 pm-10:29 am

1 stop9h 04m

$317

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 8/19

1:00 pm-6:14 pm

1 stop8h 14m

San Diego

Mon 8/24

10:25 pm-10:29 am

1 stop9h 04m

$317

New YorkSan Diego

JFK - SAN

JFKSAN

New York John F Kennedy Intl

Fri 7/10

8:29 pm-11:43 pm

Nonstop6h 14m

San Diego

Sat 7/18

7:29 am-4:19 pm

Nonstop5h 50m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Pennsylvania to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Pennsylvania with our price prediction graph.
Estimated round-trip 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 Pennsylvania to San Diego

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

Currently, July is the cheapest month in which you can book a flight from Pennsylvania to San Diego (average of $99). Flying from Pennsylvania to San Diego in June is currently the most expensive (average of $1,872). 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 PA to SAN?

Find hourly flight availability from Pennsylvania to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 28, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 30% on flights from Pennsylvania to San Diego by exploring options for tickets in the morning.

Weekly flight availability from Pennsylvania to San Diego

Explore weekly flight availability from Pennsylvania to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 28, 2026.

The most flights from USPA to SAN are scheduled on a Monday (6 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from Pennsylvania to San Diego?

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

The price you pay for your flight from Pennsylvania to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

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

  • What airport do you fly into for flights to San Diego from Pennsylvania?

    For a flight from Pennsylvania to San Diego, you will be flying into San Diego. San Diego (SAN) is just 2.6 mi from the center of the city.

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

    Flights from Pennsylvania to San Diego have been viewed 15 times in the past calendar month.

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

    JetBlue, United Airlines, and Breeze Airways can get you from Pennsylvania to San Diego in just under 5h 13m. Your travel time can differ by up to 7h 05m. The distance from Pennsylvania to San Diego is about 2100 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Pennsylvania to San Diego one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $79. Users have also found prices from $99 and $118 on Breeze Airways and United Airlines, respectively.

  • What are the most popular routes from Pennsylvania to San Diego?

    The most popular flight routes from Pennsylvania to San Diego are Newark - San Diego, New York John F Kennedy Intl - San Diego and Washington, D.C. Dulles Intl - San Diego.

  • What are the cheapest flights from Pennsylvania to San Diego?

    On average you can expect to pay $1,150 for a flight from Pennsylvania to San Diego. The cheapest flight overall is $320 while the most popular route, (Newark - San Diego) is currently priced at $297.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pennsylvania to San Diego 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 Pennsylvania to San Diego?

    Currently, July is the cheapest month in which you can book a flight from Pennsylvania to San Diego (average of $99). Flying from Pennsylvania to San Diego in June is currently the most expensive (average of $1,872). 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

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
National City
Chula Vista
Poway
Coronado
La Mesa
Santee
Julian
Lemon Grove

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Pennsylvania to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Pennsylvania to San Diego

Discover the top 7 airlines that operate flights from Pennsylvania to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$138Average$403FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$141Average$265FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$148Average$290FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$168Average$404FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$216Average$495FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$465FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$255Average$438FlexibilityNo cancel feeOn-time63%

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