$212 Cheap Flights from St. Petersburg (PIE) to San Diego (SAN)

View $212 flight on Sun, Feb 22, 2026Opens in a new window

Popular airlines from St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN)

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Cheap Flights from St. Petersburg to San Diego (PIE-SAN)

Prices were available within the past 7 days and start at $212 for one-way flights and $413 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun Country Airlines
Sun, Feb 22 - Sun, Mar 1
PIE
St. Petersburg
SAN
San Diego
$413 Roundtrip, found 4 days ago
$413
Roundtrip
found 4 days ago
Select Sun Country Airlines flight, departing Sun, Feb 22 from St. Petersburg to San Diego, returning Sun, Mar 1, priced at $413 found 4 days ago
Sun Country Airlines
Sun, Feb 22 - Sun, Mar 1
PIE
St. Petersburg
SAN
San Diego
$447 Roundtrip, found 4 days ago
$447
Roundtrip
found 4 days ago
Select Sun Country Airlines flight, departing Sun, Feb 22 from St. Petersburg to San Diego, returning Sun, Mar 1, priced at $447 found 4 days ago
Sun Country Airlines
Thu, Mar 5 - Sun, Mar 8
PIE
St. Petersburg
SAN
San Diego
$473 Roundtrip, found 4 days ago
$473
Roundtrip
found 4 days ago
Select Sun Country Airlines flight, departing Thu, Mar 5 from St. Petersburg to San Diego, returning Sun, Mar 8, priced at $473 found 4 days ago
Sun Country Airlines
Sun, Feb 22 - Thu, Feb 26
PIE
St. Petersburg
SAN
San Diego
$497 Roundtrip, found 4 days ago
$497
Roundtrip
found 4 days ago
Select Sun Country Airlines flight, departing Sun, Feb 22 from St. Petersburg to San Diego, returning Thu, Feb 26, priced at $497 found 4 days ago
Sun Country Airlines
Thu, Mar 12 - Sun, Mar 22
PIE
St. Petersburg
SAN
San Diego
$503 Roundtrip, found 6 days ago
$503
Roundtrip
found 6 days ago
Select Sun Country Airlines flight, departing Thu, Mar 12 from St. Petersburg to San Diego, returning Sun, Mar 22, priced at $503 found 6 days ago
Sun Country Airlines
Fri, Mar 6 - Sun, Mar 8
PIE
St. Petersburg
SAN
San Diego
$557 Roundtrip, found 2 days ago
$557
Roundtrip
found 2 days ago
Select Sun Country Airlines flight, departing Fri, Mar 6 from St. Petersburg to San Diego, returning Sun, Mar 8, priced at $557 found 2 days ago
Sun Country Airlines
Fri, Mar 13 - Thu, Mar 19
PIE
St. Petersburg
SAN
San Diego
$563 Roundtrip, found 6 days ago
$563
Roundtrip
found 6 days ago
Select Sun Country Airlines flight, departing Fri, Mar 13 from St. Petersburg to San Diego, returning Thu, Mar 19, priced at $563 found 6 days ago
Sun Country Airlines
Thu, Mar 26 - Mon, Mar 30
PIE
St. Petersburg
SAN
San Diego
$593 Roundtrip, found 5 days ago
$593
Roundtrip
found 5 days ago
Select Sun Country Airlines flight, departing Thu, Mar 26 from St. Petersburg to San Diego, returning Mon, Mar 30, priced at $593 found 5 days ago
Sun Country Airlines
Fri, Mar 13 - Sun, Mar 22
PIE
St. Petersburg
SAN
San Diego
$603 Roundtrip, found 9 hours ago
$603
Roundtrip
found 9 hours ago
Select Sun Country Airlines flight, departing Fri, Mar 13 from St. Petersburg to San Diego, returning Sun, Mar 22, priced at $603 found 9 hours ago
Sun Country Airlines
Thu, Mar 26 - Mon, Mar 30
PIE
St. Petersburg
SAN
San Diego
$613 Roundtrip, found 7 hours ago
$613
Roundtrip
found 7 hours ago
Select Sun Country Airlines flight, departing Thu, Mar 26 from St. Petersburg to San Diego, returning Mon, Mar 30, priced at $613 found 7 hours ago

Frequently asked questions

How much does a flight from St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN) cost?
Snag a cheap one-way flight from $212 or cheap return flight from $413 from St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN)?
The cheapest month to fly from PIE to SAN is February, when demand is low. Off-peak season is typically when you'll find lower airfares between these airports.
Which airlines fly direct from St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN)?
You can't fly nonstop from St. Petersburg, FL (PIE-St. Petersburg-Clearwater Intl.) to San Diego Intl. Airport (SAN). However, you can arrive in San Diego without any layovers by leaving from Tampa Intl. Airport (TPA).
What is the cheapest airline that flies from St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest PIE to SAN flight.
How many flights per day from St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN)?
You'll need to catch a flight with a layover when traveling from St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from PIE to SAN?
Generally you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN)?
To avoid possible delays on the St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN) route, aim to travel before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN) last-minute?
Holding off until just before your departure to book a flight from PIE to SAN often results in higher prices. While you may come across some last-minute deals, they're not always guaranteed. Allow some flexibility in your schedule for a better chance of landing a bargain.
Is it cheaper to book a PIE to SAN flight and hotel package?
You'll typically save money by securing a PIE to SAN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After choosing your ideal flights and accommodations, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from St. Petersburg-Clearwater Intl. Airport (PIE) to San Diego Intl. Airport (SAN)?
In most cases, you can cancel or reschedule your PIE to SAN flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you'd like more information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
St. Petersburg-Clearwater Intl.
Destination airport
San Diego Intl.
Airlines serving
Sun Country Airlines
Roundtrip price
$413
Distance
2075 mi

Book with confidence

Book with confidence

St. Petersburg to San Diego Flights

The cheapest times to fly from St. Petersburg to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Petersburg to San Diego are during the month of February. You can find some of the cheapest flights from St. Petersburg to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Petersburg to San Diego

Sunday is one of the best days to book for cheap flights from St. Petersburg to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Petersburg to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Petersburg to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $212 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Petersburg to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Petersburg to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Petersburg to San Diego Flights

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*Available to One Key members.