$54 Cheap Flights from Fresno (FAT) to San Diego (SAN)

View $54 flight on Tue, Oct 28, 2025Opens in a new window

Popular airlines from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Fresno to San Diego (FAT-SAN)

Prices were available within the past 7 days and start at $54 for one-way flights and $107 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Oct 15 - Tue, Oct 21
FAT
Fresno
SAN
San Diego
$107 Roundtrip, found 16 hours ago
$107
Roundtrip
found 16 hours ago
Select Southwest Airlines flight, departing Wed, Oct 15 from Fresno to San Diego, returning Tue, Oct 21, priced at $107 found 16 hours ago
Alaska Airlines
Tue, Oct 28 - Wed, Nov 5
FAT
Fresno
SAN
San Diego
$112 Roundtrip, just found
$112
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Oct 28 from Fresno to San Diego, returning Wed, Nov 5, priced at $112 just found
Hawaiian Airlines
Tue, Aug 12 - Tue, Aug 19
FAT
Fresno
SAN
San Diego
$117 Roundtrip, found 2 days ago
$117
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, Aug 12 from Fresno to San Diego, returning Tue, Aug 19, priced at $117 found 2 days ago
Southwest Airlines
Wed, Aug 20 - Sat, Aug 23
FAT
Fresno
SAN
San Diego
$122 Roundtrip, just found
$122
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Aug 20 from Fresno to San Diego, returning Sat, Aug 23, priced at $122 just found
Alaska Airlines
Mon, Nov 3 - Wed, Nov 12
FAT
Fresno
SAN
San Diego
$122 Roundtrip, found 5 hours ago
$122
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Mon, Nov 3 from Fresno to San Diego, returning Wed, Nov 12, priced at $122 found 5 hours ago
Alaska Airlines
Thu, Oct 16 - Wed, Oct 22
FAT
Fresno
SAN
San Diego
$123 Roundtrip, found 5 days ago
$123
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Oct 16 from Fresno to San Diego, returning Wed, Oct 22, priced at $123 found 5 days ago
Southwest Airlines
Wed, Aug 20 - Sat, Aug 23
FAT
Fresno
SAN
San Diego
$127 Roundtrip, just found
$127
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Aug 20 from Fresno to San Diego, returning Sat, Aug 23, priced at $127 just found
Southwest Airlines
Tue, Sep 23 - Wed, Sep 24
FAT
Fresno
SAN
San Diego
$132 Roundtrip, found 22 hours ago
$132
Roundtrip
found 22 hours ago
Select Southwest Airlines flight, departing Tue, Sep 23 from Fresno to San Diego, returning Wed, Sep 24, priced at $132 found 22 hours ago
United
Sat, Nov 8 - Tue, Nov 11
FAT
Fresno
SAN
San Diego
$133 Roundtrip, found 11 hours ago
$133
Roundtrip
found 11 hours ago
Select United flight, departing Sat, Nov 8 from Fresno to San Diego, returning Tue, Nov 11, priced at $133 found 11 hours ago
American Airlines
Wed, Aug 20 - Sat, Aug 23
FAT
Fresno
SAN
San Diego
$139 Roundtrip, just found
$139
Roundtrip
just found
Select American Airlines flight, departing Wed, Aug 20 from Fresno to San Diego, returning Sat, Aug 23, priced at $139 just found
Flights from Fresno (FAT) to San Diego (SAN)
Origin airport
Fresno Yosemite Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$107
Distance
313 mi
Average flight time
1 hour 58 mins

Fresno to San Diego Flights

The cheapest times to fly from Fresno 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 Fresno to San Diego are during the month of October. You can find some of the cheapest flights from Fresno to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Fresno to San Diego

Sunday is one of the best days to book for cheap flights from Fresno 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 Fresno 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 Fresno to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $54 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 Fresno 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 Fresno 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.

 

Frequently asked questions

How much does a flight from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN) cost?
Snag cheap return flights starting from $111 from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Alaska Airlines flight leaving FAT on July 16 2025 and touching down at SAN. The price was last updated on June 23 2025 and has not changed since.
What is the cheapest month to fly from FAT to SAN?
The cheapest flights from FAT to SAN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN)?
You can travel nonstop from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN) on an Alaska Airlines flight.
What is the cheapest airline that flies from FAT to SAN?
Book a flight from FAT to SAN with Alaska Airlines. This airline currently has the cheapest one-way ticket on this route, starting at $59. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from FAT on September 16 2025. Prices were last updated on June 23 2025 and have not changed since.
How many flights per day from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN)?
When flying out of Fresno Yosemite Intl. Airport (FAT), you can pick from an average of 2 daily nonstop flights to San Diego Intl. Airport (SAN).
What are the most popular departure times for flights from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN)?
Flights between FAT and SAN are busiest at 6 AM. If you'd like a more relaxed trip and possibly cheaper prices, look for a departure that's outside typical rush times.
What day of the week has the most flights from FAT to SAN?
Depart on a Friday if you're searching for the biggest selection of flights from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN).
What is the earliest flight from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN)?
Hop on the earliest flight at around 6:00AM UTC-8, leaving from Fresno Yosemite Intl. Airport (FAT). You'll be flying for approximately 1h 14m, coming in to land at San Diego Intl. Airport (SAN) at approximately 7:14AM UTC-8.
How long does it take to fly from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN)?
Flights from FAT to SAN have an average travel time of 1 hour and 13 minutes. The total distance between these two airports is 310 mi.
What airline has the least delays from FAT to SAN?
With 87% of journeys generally arriving on time, Alaska Airlines has the best on-time performance for direct flights from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN). To keep track of your flight status and get notified about any changes, simply head to the Expedia App.
What is the best time to fly from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN)?
Select a flight from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures later than this are on average 22% more likely to be canceled.**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.
What airports do you fly into for San Diego from Fresno Yosemite Intl. Airport (FAT)?
Check out your flight options from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN). This is the only airport in San Diego you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN) last-minute?
Booking your flight from FAT to SAN right before your trip is typically more expensive. But if you're flexible with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a FAT to SAN flight and hotel package?
Securing a FAT to SAN flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our extensive range of hotels and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Fresno Yosemite Intl. Airport (FAT) to San Diego Intl. Airport (SAN)?
Typically, you're able to cancel or reschedule your FAT to SAN flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need more details, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.