$89 Cheap Flights from Santa Rosa (STS) to Carlsbad (CLD)

View $89 flight on Tue, Jun 3, 2025Opens in a new window

Featured airlines

  • 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
Find available prices by choosing your travel dates.

Cheap Flights from Santa Rosa to Carlsbad (STS-CLD)

Prices were available within the past 7 days and start at $89 for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Jun 9 - Thu, Jun 12
STS
Santa Rosa
CLD
Carlsbad
$177 Roundtrip, found 3 hours ago
$177
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Mon, Jun 9 from Santa Rosa to Carlsbad, returning Thu, Jun 12, priced at $177 found 3 hours ago
American Airlines
Sat, May 31 - Tue, Jun 3
STS
Santa Rosa
CLD
Carlsbad
$188 Roundtrip, found 12 hours ago
$188
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Sat, May 31 from Santa Rosa to Carlsbad, returning Tue, Jun 3, priced at $188 found 12 hours ago
American Airlines
Tue, Jun 3 - Sun, Jun 8
STS
Santa Rosa
CLD
Carlsbad
$192 Roundtrip, just found
$192
Roundtrip
just found
Select American Airlines flight, departing Tue, Jun 3 from Santa Rosa to Carlsbad, returning Sun, Jun 8, priced at $192 just found
American Airlines
Thu, May 8 - Thu, May 15
STS
Santa Rosa
CLD
Carlsbad
$197 Roundtrip, found 20 hours ago
$197
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Thu, May 8 from Santa Rosa to Carlsbad, returning Thu, May 15, priced at $197 found 20 hours ago
American Airlines
Wed, Jul 2 - Fri, Jul 4
STS
Santa Rosa
CLD
Carlsbad
$199 Roundtrip, found 2 days ago
$199
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Jul 2 from Santa Rosa to Carlsbad, returning Fri, Jul 4, priced at $199 found 2 days ago
American Airlines
Fri, May 30 - Sun, Jun 1
STS
Santa Rosa
CLD
Carlsbad
$203 Roundtrip, found 1 day ago
$203
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, May 30 from Santa Rosa to Carlsbad, returning Sun, Jun 1, priced at $203 found 1 day ago
American Airlines
Fri, May 16 - Sun, May 18
STS
Santa Rosa
CLD
Carlsbad
$207 Roundtrip, found 1 hour ago
$207
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Fri, May 16 from Santa Rosa to Carlsbad, returning Sun, May 18, priced at $207 found 1 hour ago
American Airlines
Sun, May 11 - Thu, May 15
STS
Santa Rosa
CLD
Carlsbad
$212 Roundtrip, found 2 days ago
$212
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, May 11 from Santa Rosa to Carlsbad, returning Thu, May 15, priced at $212 found 2 days ago
American Airlines
Mon, May 12 - Thu, May 15
STS
Santa Rosa
CLD
Carlsbad
$217 Roundtrip, found 6 hours ago
$217
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Mon, May 12 from Santa Rosa to Carlsbad, returning Thu, May 15, priced at $217 found 6 hours ago
American Airlines
Fri, Jun 6 - Mon, Jun 9
STS
Santa Rosa
CLD
Carlsbad
$222 Roundtrip, found 4 days ago
$222
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Jun 6 from Santa Rosa to Carlsbad, returning Mon, Jun 9, priced at $222 found 4 days ago

Frequently asked questions

How much does a flight from Sonoma County Airport (STS) to McClellan-Palomar Airport (CLD) cost?
Discover the latest flight deals from STS to CLD by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from STS to CLD?
The cheapest flights from STS to CLD are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from STS to CLD?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from STS to CLD. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Sonoma County Airport (STS) to McClellan-Palomar Airport (CLD)?
There aren’t any daily nonstop flights available from Sonoma County Airport (STS) to McClellan-Palomar Airport (CLD). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you’ll be on your way in no time.
What day of the week has the most flights from STS to CLD?
Usually you’ll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change depending 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 Sonoma County Airport (STS) to McClellan-Palomar Airport (CLD)?
To touch down at McClellan-Palomar Airport (CLD) on time, choose a flight that leaves from Sonoma County Airport (STS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Carlsbad from Sonoma County Airport (STS)?
You’ll arrive at San Diego Intl. Airport (SAN) or John Wayne Airport (SNA) when you travel to Carlsbad on a direct flight from Sonoma County Airport (STS).
Is it cheaper to buy a plane ticket from Sonoma County Airport (STS) to McClellan-Palomar Airport (CLD) last-minute?
Holding off until just before your trip to book a ticket from STS to CLD often results in higher prices. Although you may find some last-minute deals, they aren’t always guaranteed. Be flexible with your travel plans to maximize your chances of scoring a bargain.
Is it cheaper to book a STS to CLD flight and hotel package?
You’ll typically save money by booking a STS to CLD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one place. Once you’ve chosen your preferred accommodations and flights, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Sonoma County Airport (STS) to McClellan-Palomar Airport (CLD)?
If you booked your STS to CLD flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.
*Available to One Key members.