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Santa Rosa

$78+ Cheap flights from San Diego to Santa Rosa (SAN - STS)

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — STS
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Santa Rosa Sonoma County are usually found in January or February, booked 86 days in advance, depart on a Saturday or Thursday and return on a Tuesday

Cheap flight deals from San Diego to Santa Rosa

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Santa Rosa (STS). 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 August 14, 2025.

Round-trip from

$134
(Cheapflightsfares)

One-way from

$78
(Hawaiian Airlines)

Popular in

June

Cheapest in

January

Average price

$292

Good round-trip deal

$177 or less

Good one-way deal

$153 or less
From San Diego to Santa Rosa Sonoma County
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One-way flight from San Diego to Santa Rosa Sonoma County
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Highest demand for flights based on searches. 10% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from San Diego to Santa Rosa Sonoma County.
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Price to beat on a one-way flight from San Diego to Santa Rosa Sonoma County.
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Find flight deals from San Diego to Santa Rosa

Cheapest flights from San Diego to Santa Rosa
Explore the most affordable flight options available from San Diego to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1312:32 pmSAN - STS
Nonstop1h 55mHawaiian Airlines
Tue 9/166:00 amSTS - SAN
Nonstop1h 47mHawaiian Airlines
Deal found 8/14$134
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/119:16 pmSAN - STS
Nonstop2h 00mAlaska Airlines
Mon 10/206:25 amSTS - SAN
Nonstop1h 50mAlaska Airlines
Deal found 8/13$137
This Hawaiian Airlines deal was found by Cheapflights users on 8/14. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/48:21 amSAN - STS
1 stop6h 22mHawaiian Airlines
Sat 9/66:00 amSTS - SAN
Nonstop1h 47mHawaiian Airlines
Deal found 8/14$147
This Hawaiian Airlines deal was found by Cheapflights users on 8/12. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/89:59 pmSAN - STS
Nonstop1h 58mHawaiian Airlines
Mon 11/107:46 pmSTS - SAN
Nonstop1h 43mHawaiian Airlines
Deal found 8/12$157
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 9/119:45 amSAN - STS
1 stop6h 03mAmerican Airlines
Mon 9/154:19 pmSTS - SAN
1 stop5h 33mAmerican Airlines
Deal found 8/12$159
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/119:16 pmSAN - STS
Nonstop2h 00mAlaska Airlines
Tue 10/149:43 amSTS - SAN
1 stop4h 34mAlaska Airlines
Deal found 8/13$167
This Trip.com deal was found by Cheapflights users on 8/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/319:59 pmSAN - STS
Nonstop1h 58mHawaiian Airlines
Sun 11/25:49 amSTS - SAN
Nonstop1h 51mHawaiian Airlines
Deal found 8/12$174
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 9/59:45 amSAN - STS
1 stop6h 03mAmerican Airlines
Sat 9/61:00 pmSTS - SAN
1 stop6h 24mAmerican Airlines
Deal found 8/14$175
This Hawaiian Airlines deal was found by Cheapflights users on 8/14. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/269:59 pmSAN - STS
Nonstop1h 51mHawaiian Airlines
Sun 9/286:00 amSTS - SAN
Nonstop1h 47mHawaiian Airlines
Deal found 8/14$177
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 9/109:45 amSAN - STS
1 stop6h 03mAmerican Airlines
Thu 9/114:19 pmSTS - SAN
1 stop5h 33mAmerican Airlines
Deal found 8/14$180

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Santa Rosa 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 August 14, 2025.
Use the filters below to find and compare flights from San Diego to Santa Rosa that are best for you.

Fly from

San Diego

Fly to

Santa Rosa

Route

Depart

Return

Price

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Sat 9/13

12:32 pm-2:27 pm

Nonstop1h 55m

Santa Rosa Sonoma County

Tue 9/16

6:00 am-7:47 am

Nonstop1h 47m

$134

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Sat 10/11

9:16 pm-11:16 pm

Nonstop2h 00m

Santa Rosa Sonoma County

Wed 10/15

6:25 am-8:15 am

Nonstop1h 50m

$137

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Thu 9/4

7:48 am-9:43 am

Nonstop1h 55m

Santa Rosa Sonoma County

Sat 9/6

6:00 am-7:47 am

Nonstop1h 47m

$137

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Sat 10/18

9:16 pm-11:16 pm

Nonstop2h 00m

Santa Rosa Sonoma County

Mon 10/20

6:25 am-8:15 am

Nonstop1h 50m

$137

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Sat 10/11

9:16 pm-11:16 pm

Nonstop2h 00m

Santa Rosa Sonoma County

Tue 10/14

6:25 am-8:15 am

Nonstop1h 50m

$137

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Wed 10/15

8:03 am-10:07 am

Nonstop2h 04m

Santa Rosa Sonoma County

Sat 10/18

6:25 am-8:15 am

Nonstop1h 50m

$137

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Sat 10/11

9:16 pm-11:16 pm

Nonstop2h 00m

Santa Rosa Sonoma County

Thu 10/16

6:25 am-8:15 am

Nonstop1h 50m

$137

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Sat 10/11

9:16 pm-11:16 pm

Nonstop2h 00m

Santa Rosa Sonoma County

Sat 10/18

6:25 am-8:15 am

Nonstop1h 50m

$137

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Tue 10/14

8:03 am-10:07 am

Nonstop2h 04m

Santa Rosa Sonoma County

Mon 10/20

6:25 am-8:15 am

Nonstop1h 50m

$137

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Tue 10/14

8:03 am-10:07 am

Nonstop2h 04m

Santa Rosa Sonoma County

Sat 10/18

6:25 am-8:15 am

Nonstop1h 50m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from San Diego to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from San Diego 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 San Diego to Santa Rosa

How far ahead should I book a flight from San Diego to Santa Rosa?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Santa Rosa. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from San Diego to Santa Rosa, you should look to book at least 51 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from San Diego to Santa Rosa?

Currently, February is the cheapest month in which you can book a flight from San Diego to Santa Rosa (average of $202). Flying from San Diego to Santa Rosa in June is currently the most expensive (average of $395). 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 SAN to STS?

Find hourly flight availability from San Diego to Santa Rosa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

One of the essential ways to save on airfare from San Diego to Santa Rosa is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 20% on airfare.

Weekly flight availability from San Diego to Santa Rosa

Explore weekly flight availability from San Diego to Santa Rosa. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 14, 2025.

The most flights from SAN to STS are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Santa Rosa

Get insights into the airlines that provide service to Santa Rosa. 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 Santa Rosa. Reviews last updated August 14, 2025.
Read reviews from past customers who have flown Alaska Airlines, Hawaiian Airlines, and American Airlines from San Diego to Santa Rosa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,656 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from San Diego to Santa Rosa?

    If you wish to fly to Santa Rosa from San Diego, then you need to book flights from San Diego to Santa Rosa Sonoma County. There are 5 flights from San Diego (SAN) to Sonoma County (STS) per day to choose from. Flights to Santa Rosa from San Diego are available from 3 different airlines, which means you should have some options if you want to compare airfare deals. 1h 51m is how long a nonstop flight from San Diego to Santa Rosa Sonoma County typically takes.

  • How popular is this San Diego to Santa Rosa flight route?

    Flights from San Diego to Santa Rosa Sonoma County have been viewed 2 times in the past calendar month.

  • What are the cheapest airlines flying from San Diego to Santa Rosa round-trip?

    Alaska Airlines, at $157, was found to be the cheapest airline from San Diego to Santa Rosa.Alternate airlines to your destination round-trip include Hawaiian Airlines and American Airlines. Alaska Airlines is priced at 47% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from San Diego to Santa Rosa?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Diego to Santa Rosa on time: SkyWest Airlines (75%), American Airlines (75%), Alaska Airlines (75%).

  • What are the cheapest flights from San Diego to Santa Rosa?

    Looking at all options, your cheapest flight can be booked for $88. While the most popular route (San Diego - Santa Rosa Sonoma County) can be booked for $137 on average our data indicates $237 when flying from San Diego to Santa Rosa.

  • Can I find deals for flights from San Diego to Santa Rosa that include hotel bookings?

    Yes. In addition to deals on San Diego to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Santa Rosa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Santa Rosa.

  • Can I find deals for business class flights from San Diego to Santa Rosa?

    Yes. Cheapflights offers flight deals from San Diego to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Santa Rosa?

    Currently, February is the cheapest month in which you can book a flight from San Diego to Santa Rosa (average of $202). Flying from San Diego to Santa Rosa in June is currently the most expensive (average of $395). 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.

See more FAQs

Traveling to a place near Santa Rosa?

Book flights to Santa Rosa if you plan to visit one of these locations
Fort Bragg
Ukiah

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Top 3 airlines flying from San Diego to Santa Rosa

Discover the top 3 airlines that operate flights from San Diego to Santa Rosa. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$157Average$286FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$177Average$297FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$216Average$451FlexibilityNo cancel feeOn-time71%

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