$78 Cheap Flights from Santa Rosa (STS) to San Diego (SAN)

Bundle Your Flight + Hotel & Save!

Featured airlines

Top nine airline logos for desktop

Cheap Flights from Santa Rosa to San Diego (STS-SAN)

Prices were available within the past 7 days and start at $78 for one-way flights and $147 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bargain Flight
Tue, Aug 27 - Tue, Aug 27
STS
Santa Rosa
SAN
San Diego
$147 Roundtrip, found 2 days ago
$147
Roundtrip
found 2 days ago
Select Bargain Flight flight, departing Tue, Aug 27 from Santa Rosa to San Diego, returning Tue, Aug 27, priced at $147 found 2 days ago
Alaska Airlines
Tue, Aug 27 - Tue, Aug 27
STS
Santa Rosa
SAN
San Diego
$151 Roundtrip, found 2 days ago
$151
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Aug 27 from Santa Rosa to San Diego, returning Tue, Aug 27, priced at $151 found 2 days ago
Bargain Flight
Wed, Sep 11 - Wed, Sep 18
STS
Santa Rosa
SAN
San Diego
$153 Roundtrip, found 3 days ago
$153
Roundtrip
found 3 days ago
Select Bargain Flight flight, departing Wed, Sep 11 from Santa Rosa to San Diego, returning Wed, Sep 18, priced at $153 found 3 days ago
Bargain Flight
Wed, Jun 19 - Wed, Jun 26
STS
Santa Rosa
SAN
San Diego
$155 Roundtrip, found 1 day ago
$155
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Wed, Jun 19 from Santa Rosa to San Diego, returning Wed, Jun 26, priced at $155 found 1 day ago
Alaska Airlines
Wed, Jun 19 - Wed, Jun 26
STS
Santa Rosa
SAN
San Diego
$157 Roundtrip, found 1 hour ago
$157
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Wed, Jun 19 from Santa Rosa to San Diego, returning Wed, Jun 26, priced at $157 found 1 hour ago
Bargain Flight
Sat, Sep 28 - Wed, Oct 2
STS
Santa Rosa
SAN
San Diego
$162 Roundtrip, found 6 days ago
$162
Roundtrip
found 6 days ago
Select Bargain Flight flight, departing Sat, Sep 28 from Santa Rosa to San Diego, returning Wed, Oct 2, priced at $162 found 6 days ago
Bargain Flight
Sat, Sep 7 - Sat, Sep 7
STS
Santa Rosa
SAN
San Diego
$166 Roundtrip, found 6 days ago
$166
Roundtrip
found 6 days ago
Select Bargain Flight flight, departing Sat, Sep 7 from Santa Rosa to San Diego, returning Sat, Sep 7, priced at $166 found 6 days ago
Bargain Flight
Thu, Jun 6 - Wed, Jun 12
STS
Santa Rosa
SAN
San Diego
$168 Roundtrip, found 6 days ago
$168
Roundtrip
found 6 days ago
Select Bargain Flight flight, departing Thu, Jun 6 from Santa Rosa to San Diego, returning Wed, Jun 12, priced at $168 found 6 days ago
Bargain Flight
Tue, Aug 20 - Thu, Aug 22
STS
Santa Rosa
SAN
San Diego
$172 Roundtrip, found 1 day ago
$172
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Tue, Aug 20 from Santa Rosa to San Diego, returning Thu, Aug 22, priced at $172 found 1 day ago
Bargain Flight
Tue, Jun 11 - Tue, Jun 18
STS
Santa Rosa
SAN
San Diego
$173 Roundtrip, found 13 hours ago
$173
Roundtrip
found 13 hours ago
Select Bargain Flight flight, departing Tue, Jun 11 from Santa Rosa to San Diego, returning Tue, Jun 18, priced at $173 found 13 hours ago
Flights from Santa Rosa (STS) to San Diego (SAN)
Origin airport
Sonoma County
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines
Roundtrip price
$147
Distance
508 mi

Santa Rosa to San Diego Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Santa Rosa to San Diego offer the perfect respite. Not only does exploring San Diego provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Santa Rosa to San Diego may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from STS to SAN today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of San Diego are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to San Diego more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to San Diego is $78 now!

Frequently asked questions

How much is a one-way flight from STS to SAN?
Book your next trip with Expedia and you could nab one-way Santa Rosa flights to San Diego from only $79. This was the cheapest price found for this route with a departure date during the next three months — an Alaska Airlines flight, leaving from STS on June 25 2024 and touching down at San Diego Airport. This price was updated on May 23 2024 and has not changed since. Eager to snap up your own bargain? Wonderful offers are just a few clicks away.
How long does it take to fly from Sonoma County Airport to SAN?
With Alaska Airlines, a direct flight takes roughly 1 hour and 31 minutes. Secure a seat on the 4:10PM flight from Sonoma County Airport and land at San Diego Intl. Airport (SAN) at 5:41PM. Snap up a fantastic deal on this and many other routes when you use Expedia to book your trip.
Is it cheaper to buy a plane ticket from Sonoma County Airport (STS) to San Diego Intl. Airport (SAN) last minute?
When it’s time to book your flights, being prepared pays dividends. While it may be possible to pick up a deal on a STS to San Diego Airport flight at the last minute, prices usually don’t get cheaper as the departure date nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days ahead. For international flights it’s three to four months.
What is the cheapest airline flying from STS to San Diego Intl. Airport (SAN) in the next 90 days?
Based on airfares found on Expedia with a departure date within the next 90 days, Alaska Airlines is the cheapest carrier flying from Santa Rosa to San Diego. The fare for this route starts at $79. This flight jets off from Sonoma County Airport on June 25 2024 and touches down at San Diego Airport. The price was last updated on May 23 2024 and has not changed since.
What's the cheapest price for a flight from Sonoma County Airport (STS) to San Diego Intl. Airport (SAN) next month?
You can grab a one-way flight from Santa Rosa to San Diego for just $79. This is the cheapest ticket price for this trip with a departure date in the next month. It’s an Alaska Airlines flight jetting off from Sonoma County Airport (STS) on June 19 2024 and landing at San Diego Intl. Airport (SAN). The pricing info was updated on May 23 2024 and has not changed since. It was found after looking at all available flights on Expedia within the next 30 days.
What airline has the least delays from STS to SAN?
With an on-time arrival rate of 100%, Alaska Airlines is the airline that’s likelier to fly you from STS to SAN without any hiccups. Flight delays aren’t just irritating — they can also result in a missed connection that upends your vacation. You can keep updated by looking up your flight status through the free Expedia App before making your way to the airport. If you’re already at the terminal and the delay is significant, visit the customer service desk to find out what your options are.
Can I find cheap nonstop flights from Sonoma County Airport (STS) to SAN in the next three months?
The cheapest price we could find for a roundtrip nonstop flight from Santa Rosa to San Diego in the next 90 days is $157. This amount is based on all available flights on Expedia with a departure date within the next three months. This airfare is for a flight via Alaska Airlines taking off from Sonoma County Airport on June 19 2024 and touching down at San Diego Intl. Airport (SAN), with a return flight on June 26 2024. Pricing information was last updated on May 23 2024.It’s easy to locate nonstop cheap flights from Sonoma County Airport to San Diego Intl. Airport (SAN) by using our filters. Start by typing in details of your journey, then click “Nonstop” under “Filter by” on the left-hand side of the page. Your results will be ordered with the lowest airfare first. If you don’t need to fly on a particular day, make use of our “Flexible dates” feature. You’ll be able to compare prices for nearby days and grab the best deal possible.
What airports do you fly into for San Diego County from Windsor?
From Windsor, you can reach San Diego County through San Diego Intl. Airport (SAN), McClellan-Palomar Airport (CLD) and San Diego, CA (MYF-Montgomery Field). It’s a good idea to check which terminal is the right option for you before you make a decision. If you decide to land at San Diego Intl. Airport (SAN), it’s about 2 mi northwest of downtown. Use the cash you save when booking your trip with Expedia to enjoy the city’s well-known sights, such as San Diego Zoo and Balboa Park.
What are the most popular departure times for flights from Sonoma County Airport to San Diego Intl. Airport (SAN)?
For Alaska Airlines flights jetting out from Sonoma County Airport (STS) to San Diego Intl. Airport (SAN), the busiest time is between 11:00 AM - 12:00 PM. If you want to avoid any delays, book the earliest flight. This gives you a better chance to avoid the heavy air traffic that accumulates later in the day.
Can I change the date of my flight from STS to San Diego Intl. Airport (SAN)?
It’s a snap to make amendments to your Sonoma County Airport (STS) to San Diego Intl. Airport (SAN) journey yourself. Access your details via the Expedia Trips portal and tap “change flight.” Look for new flights and book the one that works best with your plans. You’ll get an estimate of your flight change fee, if applicable. Alternatively, use our Customer Service portal to chat to our Virtual Agent and quickly get answers to all your questions.
*Available to One Key members.