$82+ Cheap flights from Pittsburgh to San Diego (PIT - 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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — SAN
Jan 26 — Feb 21
1 adult, Economy
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Find cheap flights from Pittsburgh to San Diego with Cheapflights
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Pittsburgh to San Diego are usually found in September or August, booked 74 days in advance, depart on a Tuesday or Thursday and return on a Tuesday
Cheap flight deals from Pittsburgh to San Diego
Cheapest flights from Pittsburgh to San DiegoExplore the most affordable flight options available from Pittsburgh to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 27, 2025.
Explore the most affordable flight options available from Pittsburgh to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 27, 2025.
This Delta deal was found by Cheapflights users on 12/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:20 amPIT - SAN
1 stop7h 22mDelta
Wed 12/3110:30 pmSAN - PIT
1 stop8h 32mDelta
Deal found 12/25![Delta logo]()
$475
This Expedia deal was found by Cheapflights users on 12/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:07 pmPIT - SAN
1 stop29h 08mMultiple Airlines
Thu 1/89:05 pmSAN - PIT
1 stop14h 36mMultiple Airlines
Deal found 12/25![Multiple Airlines logo]()
$514
This Frontier deal was found by Cheapflights users on 12/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:07 pmPIT - SAN
1 stop9h 52mFrontier
Mon 1/56:25 amSAN - PIT
1 stop6h 47mFrontier
Deal found 12/25![Frontier logo]()
$532
This Delta deal was found by Cheapflights users on 12/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amPIT - SAN
1 stop9h 05mDelta
Sun 1/1110:30 pmSAN - PIT
1 stop8h 19mDelta
Deal found 12/25![Delta logo]()
$534
This American Airlines deal was found by Cheapflights users on 12/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:26 pmPIT - SAN
1 stop7h 33mAmerican Airlines
Thu 1/810:45 pmSAN - PIT
1 stop8h 42mAmerican Airlines
Deal found 12/26![American Airlines logo]()
$556
This Southwest deal was found by Cheapflights users on 12/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:55 pmPIT - SAN
1 stop10h 05mSouthwest
Thu 1/88:35 amSAN - PIT
2 stops8h 25mSouthwest
Deal found 12/25![Southwest logo]()
$580
This Kiwi.com deal was found by Cheapflights users on 12/25. 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 12/298:00 amPIT - SAN
2 stops31h 11mMultiple Airlines
Sun 1/119:19 pmSAN - PIT
1 stop17h 42mMultiple Airlines
Deal found 12/25![Multiple Airlines logo]()
$583
This Delta deal was found by Cheapflights users on 12/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 pmPIT - SAN
1 stop7h 09mDelta
Sun 1/1110:30 pmSAN - PIT
2 stops13h 58mDelta
Deal found 12/25![Delta logo]()
$588
This Delta deal was found by Cheapflights users on 12/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:29 pmPIT - SAN
1 stop8h 44mDelta
Tue 1/610:00 pmSAN - PIT
1 stop8h 44mDelta
Deal found 12/25![Delta logo]()
$600
This Expedia deal was found by Cheapflights users on 12/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:07 pmPIT - SAN
1 stop29h 08mMultiple Airlines
Wed 12/318:44 pmSAN - PIT
1 stop10h 45mMultiple Airlines
Deal found 12/25![Multiple Airlines logo]()
$603
This United Airlines deal was found by Cheapflights users on 12/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:45 pmPIT - SAN
1 stop9h 07mUnited Airlines
Mon 1/57:55 pmSAN - PIT
2 stops10h 38mUnited Airlines
Deal found 12/26![United Airlines logo]()
$605
This Kiwi.com deal was found by Cheapflights users on 12/25. 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.
Wed 12/316:10 amPIT - SAN
2 stops33h 26mMultiple Airlines
Sun 1/119:19 pmSAN - PIT
1 stop17h 42mMultiple Airlines
Deal found 12/25![Multiple Airlines logo]()
$613
Find flight deals from Pittsburgh to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to San Diego (SAN). 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 December 27, 2025.
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $183 (Kiwi.com) |
One-way from | $82 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $399 |
Cheapflights Fare Finder
Customize your flight search to find flights from Pittsburgh 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 December 27, 2025.
Use the filters below to find and compare flights from Pittsburgh to San Diego that are best for you.
Fly from
Pittsburgh
Fly to
San Diego
Route
Depart
Return
Price
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Fri 2/20
7:31 pm-10:04 am
1 stop17h 33m
San Diego
Tue 2/24
7:26 pm-6:35 pm
1 stop20h 09m
$257
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Mon 2/23
7:31 pm-10:04 am
1 stop17h 33m
San Diego
Sat 2/28
8:26 pm-6:35 pm
1 stop19h 09m
$257
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Wed 1/28
7:00 am-3:29 pm
1 stop11h 29m
San Diego
Sun 2/1
6:15 am-6:46 pm
1 stop9h 31m
$257
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Sun 2/15
6:20 am-11:27 am
1 stop8h 07m
San Diego
Tue 2/17
9:45 am-7:45 pm
1 stop7h 00m
$258
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Thu 2/5
10:49 am-3:33 pm
1 stop7h 44m
San Diego
Sun 2/8
1:00 pm-10:56 pm
1 stop6h 56m
$258
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Sat 1/31
12:40 pm-6:36 pm
1 stop8h 56m
San Diego
Sun 2/8
7:00 am-4:44 pm
1 stop6h 44m
$258
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Mon 2/2
7:00 am-1:19 pm
1 stop9h 19m
San Diego
Thu 2/5
6:15 am-6:46 pm
1 stop9h 31m
$268
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Sun 1/18
7:00 am-1:19 pm
1 stop9h 19m
San Diego
Thu 1/22
6:15 am-6:46 pm
1 stop9h 31m
$268
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Sun 2/15
6:55 pm-11:05 pm
1 stop7h 10m
San Diego
Sun 2/22
7:25 am-10:30 pm
1 stop12h 05m
$270
PittsburghSan Diego
PIT - SAN
PITSAN
Pittsburgh
Mon 1/26
8:30 am-5:03 pm
1 stop11h 33m
$82
Showing 1-10 of 17 results
Compare providers for flights from Pittsburgh to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pittsburgh to San Diego in December.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Pittsburgh-San Diego flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Pittsburgh-San Diego flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Pittsburgh-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Pittsburgh-San Diego flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Pittsburgh-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Pittsburgh to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Pittsburgh 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 Pittsburgh to San Diego
Prices
More
How far ahead should I book a flight from Pittsburgh to San Diego?
Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to San Diego. Price data was last updated on December 19, 2025.
Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from Pittsburgh to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Pittsburgh to San Diego?
Currently, July is the cheapest month in which you can book a flight from Pittsburgh to San Diego (average of $138). Flying from Pittsburgh to San Diego in April is currently the most expensive (average of $276). 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 PIT to SAN?
Find hourly flight availability from Pittsburgh 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 December 27, 2025.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 36% on flights from Pittsburgh to San Diego by exploring options for tickets in the morning.
What is the cheapest day to fly from Pittsburgh to San Diego?
Use this chart to determine the cheapest time to fly round-trip from Pittsburgh to San Diego. Price data was last updated on December 20, 2025.
Travelers seeking maximum savings on their Pittsburgh to San Diego flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
What’s the top layover airport for flights from Pittsburgh to San Diego?
Share of 1-stop round-trip flights from Pittsburgh to San Diego chosen by Cheapflights users in the past 12 months, using the same layover each way.
Las Vegas (LAS) – chosen by Cheapflights users on 80% of 1-stop itineraries from Pittsburgh to San Diego on Cheapflights.
What’s the cheapest layover airport for flights from Pittsburgh to San Diego?
Average round-trip fare for 1-stop flights from Pittsburgh to San Diego, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $227.
What’s the fastest layover option from Pittsburgh to San Diego?
Shortest average travel time for 1-stop one-way flights from Pittsburgh to San Diego, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 7h 38m.
Which airport typically offers the quickest layover for flights from Pittsburgh to San Diego?
Average layover duration for 1-stop one-way flights from Pittsburgh to San Diego, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 0h 52m.
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 December 27, 2025.
Peruse reviews from past customers who have flown with Breeze Airways, Southwest, and Delta from Pittsburgh to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.4
Comfort
8.2
Food
6.7
Crew
8.8
Entertainment
6.7
Overall
8.2
Reviews
1 / 16
10.0
ExcellentAnonymous,Dec 2025
RSW - ISP
Boarding
8.4
Comfort
8.2
Food
6.7
Crew
8.8
Entertainment
6.7
Overall
8.2
Reviews
1 / 16
10.0
ExcellentAnonymous,Dec 2025
RSW - ISP
Boarding
8.4
Comfort
8.2
Food
6.7
Crew
8.8
Entertainment
6.7
Overall
8.2
Reviews
1 / 16
10.0
ExcellentAnonymous,Dec 2025
RSW - ISP
Boarding
8.4
Comfort
8.2
Food
6.7
Crew
8.8
Entertainment
6.7
Overall
8.2
Reviews
1 / 16
10.0
ExcellentAnonymous,Dec 2025
RSW - ISP
Boarding
8.4
Comfort
8.2
Food
6.7
Crew
8.8
Entertainment
6.7
Overall
8.2
Reviews
1 / 16
10.0
ExcellentAnonymous,Dec 2025
RSW - ISP
Boarding
8.4
Comfort
8.2
Food
6.7
Crew
8.8
Entertainment
6.7
Overall
8.2
Reviews
1 / 16
10.0
ExcellentAnonymous,Dec 2025
RSW - ISP
Related info for your journey
Find useful and relevant information for your journey from Pittsburgh 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 San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Pittsburgh to San Diego
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Pittsburgh to San Diego
Discover the top 6 airlines that operate flights from Pittsburgh 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 December 27, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$291 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$181 | Average$263 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$184 | Average$288 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$216 | Average$348 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$232 | Average$372 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$236 | Average$388 | FlexibilityNo cancel fee | On-time63% |