$72+ 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SAN
Jul 8 — Jul 151
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap 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 July 3, 2025.
Round-trip from | $159 (FlightHub) |
|---|---|
One-way from | $72 (FlightHub) |
Popular in | December |
Cheapest in | January |
Average price | $445 |
Good round-trip deal | $270 or less |
Good one-way deal | $113 or less |
Find flight deals from Pennsylvania to San Diego
Cheapest flights from Pennsylvania to San DiegoExplore 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 July 3, 2025.
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 July 3, 2025.
This FlightHub deal was found by Cheapflights users on 7/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/247:15 pmPIT - SAN
1 stop6h 51mSpirit Airlines
Fri 8/16:15 amSAN - PIT
1 stop8h 55mSpirit Airlines
Deal found 7/2![Spirit Airlines logo]()
$159
This Priceline deal was found by Cheapflights users on 7/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/317:15 pmPIT - SAN
1 stop6h 51mMultiple Airlines
Mon 8/46:25 amSAN - PIT
1 stop7h 20mMultiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$162
This FlightHub deal was found by Cheapflights users on 7/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/107:20 amEWR - SAN
1 stop16h 25mSpirit Airlines
Tue 8/127:00 pmSAN - EWR
1 stop18h 54mSpirit Airlines
Deal found 7/2![Spirit Airlines logo]()
$200
This Breeze Airways deal was found by Cheapflights users on 7/3. 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 8/298:30 amPIT - SAN
Nonstop5h 12mBreeze Airways
Mon 9/112:27 pmSAN - PIT
Nonstop5h 00mBreeze Airways
Deal found 7/3![Breeze Airways logo]()
$218
This Mytrip deal was found by Cheapflights users on 7/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/235:59 amLGA - SAN
3 stops20h 07mSpirit Airlines
Tue 7/297:00 pmSAN - LGA
2 stops17h 35mSpirit Airlines
Deal found 7/3![Spirit Airlines logo]()
$241
This Frontier deal was found by Cheapflights users on 7/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/66:59 amJFK - SAN
1 stop14h 40mFrontier
Wed 9/107:15 amSAN - JFK
2 stops14h 28mFrontier
Deal found 7/3![Frontier logo]()
$244
This Frontier deal was found by Cheapflights users on 7/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2010:00 pmLGA - SAN
2 stops15h 40mFrontier
Wed 8/276:25 amSAN - LGA
1 stop12h 40mFrontier
Deal found 7/3![Frontier logo]()
$245
This Frontier deal was found by Cheapflights users on 7/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/97:30 amIAD - SAN
1 stop13h 49mFrontier
Sat 8/161:12 pmSAN - IAD
2 stops14h 22mFrontier
Deal found 7/3![Frontier logo]()
$249
This Orbitz deal was found by Cheapflights users on 7/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/161:30 pmLGA - SAN
2 stops23h 25mMultiple Airlines
Sat 7/196:25 amSAN - LGA
1 stop12h 44mMultiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$250
This Expedia deal was found by Cheapflights users on 7/1. 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.
Tue 8/269:59 amDCA - SAN
Nonstop5h 21mMultiple Airlines
Sat 8/3012:12 pmSAN - DCA
1 stop6h 47mMultiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$251
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/254:00 pmIAD - SAN
1 stop7h 25mUnited Airlines
Wed 10/2912:07 pmSAN - IAD
1 stop7h 05mUnited Airlines
Deal found 7/2![United Airlines logo]()
$252
This Priceline deal was found by Cheapflights users on 7/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:00 pmDCA - SAN
1 stop8h 50mFrontier
Sun 10/129:03 pmSAN - DCA
1 stop12h 01mFrontier
Deal found 7/2![Frontier logo]()
$252
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 July 3, 2025.
Use the filters below to find and compare flights from Pennsylvania to San Diego that are best for you.
Fly from
Pennsylvania
Fly to
San Diego
Route
Depart
Return
Price
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Thu 7/24
7:15 pm-11:06 pm
1 stop6h 51m
San Diego
Fri 8/1
6:15 am-6:10 pm
1 stop8h 55m
$159
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Thu 7/31
7:15 pm-11:06 pm
1 stop6h 51m
San Diego
Mon 8/4
6:25 am-4:45 pm
1 stop7h 20m
$162
NewarkSan Diego
EWR - SAN
EWRSAN
Newark
Sun 8/10
7:20 am-8:45 pm
1 stop16h 25m
San Diego
Tue 8/12
7:00 pm-4:54 pm
1 stop18h 54m
$200
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Fri 8/29
8:30 am-10:42 am
Nonstop5h 12m
San Diego
Mon 9/1
12:27 pm-8:27 pm
Nonstop5h 00m
$218
New YorkSan Diego
LGA - SAN
LGASAN
New York LaGuardia
Wed 7/23
5:59 am-11:06 pm
3 stops20h 07m
San Diego
Tue 7/29
7:00 pm-3:35 pm
2 stops17h 35m
$241
New YorkSan Diego
JFK - SAN
JFKSAN
New York John F Kennedy Intl
Sat 9/6
6:59 am-6:39 pm
1 stop14h 40m
San Diego
Wed 9/10
7:15 am-12:43 am
2 stops14h 28m
$244
New YorkSan Diego
LGA - SAN
LGASAN
New York LaGuardia
Wed 8/20
10:00 pm-10:40 am
2 stops15h 40m
San Diego
Wed 8/27
6:25 am-10:05 pm
1 stop12h 40m
$245
Washington, D.C.San Diego
IAD - SAN
IADSAN
Washington, D.C. Dulles Intl
Sat 8/9
7:30 am-6:19 pm
1 stop13h 49m
San Diego
Sat 8/16
1:12 pm-6:34 am
2 stops14h 22m
$249
New YorkSan Diego
LGA - SAN
LGASAN
New York LaGuardia
Wed 7/16
1:30 pm-9:55 am
2 stops23h 25m
San Diego
Sat 7/19
6:25 am-10:09 pm
1 stop12h 44m
$250
Washington, D.C.San Diego
DCA - SAN
DCASAN
Washington, D.C. Reagan-National
Tue 8/26
9:59 am-12:20 pm
Nonstop5h 21m
San Diego
Sat 8/30
12:12 pm-9:59 pm
1 stop6h 47m
$251
Showing 1-10 of 60 results
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, August is the cheapest month in which you can book a flight from Pennsylvania to San Diego (average of $286). Flying from Pennsylvania to San Diego in March is currently the most expensive (average of $366). 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 July 3, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to San Diego as you normally would.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated July 3, 2025.
Get a feel of what it's like to fly with Breeze Airways, Alaska Airlines, and Southwest from Pennsylvania to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.6
Overall
8.1
Comfort
8.2
Crew
8.8
Boarding
8.3
Food
6.8
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Overall
8.1
Comfort
8.2
Crew
8.8
Boarding
8.3
Food
6.8
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Overall
8.1
Comfort
8.2
Crew
8.8
Boarding
8.3
Food
6.8
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Overall
8.1
Comfort
8.2
Crew
8.8
Boarding
8.3
Food
6.8
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Overall
8.1
Comfort
8.2
Crew
8.8
Boarding
8.3
Food
6.8
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
Entertainment
6.6
Overall
8.1
Comfort
8.2
Crew
8.8
Boarding
8.3
Food
6.8
Reviews
1 / 11
10.0
ExcellentDena,Dec 2024
LAS - BDL
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.
Traveling to a place near Pennsylvania?
Book flights to Pennsylvania if you plan to visit one of these locationsEl Cajon
Chula Vista
Coronado
National City
Lemon Grove
Imperial Beach
La Mesa
Poway
Alpine
Santee
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.
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 July 3, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$96 | Average$197 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$142 | Average$262 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$149 | Average$290 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$210 | Average$476 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$226 | Average$456 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$388 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$471 | FlexibilityNo cancel fee | On-time63% |