$59+ Cheap flights from San Diego to Santa Rosa (SAN - STS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — STS
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Santa Rosa with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Diego to Santa Rosa Sonoma County are usually found in August or April, booked 60 days in advance, depart on a Wednesday or Monday and return on a Saturday
Cheap flight deals from San Diego to Santa Rosa
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Diego to Santa RosaExplore 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 September 22, 2026.
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 September 22, 2026.
This Trip.com deal was found by Cheapflights users on 9/19. 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.
Tue 11/38:43 pm -
Nonstop1h 55m
Tue 11/108:40 am -
Nonstop1h 40m
Deal found 9/19![Alaska Airlines logo]()
$112
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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 10/315:50 pm -
Nonstop2h 00m
Tue 11/38:40 am -
Nonstop1h 40m
Deal found 9/21![Alaska Airlines logo]()
$117
This Southwest deal was found by Cheapflights users on 9/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:00 am -
1 stop4h 05m
Thu 10/296:00 am -
Nonstop1h 45m
Deal found 9/20![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 9/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:20 pm -
Nonstop2h 00m
Mon 10/263:10 pm -
2 stops8h 10m
Deal found 9/22![Southwest logo]()
$132
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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.
Fri 10/168:59 pm -
Nonstop2h 01m
Sat 10/176:19 am -
Nonstop1h 51m
Deal found 9/21![Alaska Airlines logo]()
$144
This Alaska Airlines deal was found by Cheapflights users on 9/20. 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.
Sun 11/18:43 pm -
Nonstop1h 55m
Thu 11/58:20 pm -
Nonstop1h 45m
Deal found 9/20![Alaska Airlines logo]()
$147
This Southwest deal was found by Cheapflights users on 9/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 pm -
Nonstop2h 00m
Mon 10/196:00 am -
Nonstop1h 45m
Deal found 9/17![Southwest logo]()
$150
This Southwest deal was found by Cheapflights users on 9/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:20 pm -
Nonstop2h 00m
Mon 10/193:10 pm -
2 stops9h 05m
Deal found 9/20![Southwest logo]()
$152
This Southwest deal was found by Cheapflights users on 9/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:15 am -
1 stop7h 25m
Mon 12/146:45 am -
Nonstop1h 45m
Deal found 9/21![Southwest logo]()
$154
Best flights from San Diego to Santa RosaDiscover carefully curated flight deals from San Diego to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from San Diego to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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 10/3112:48 pm -
Nonstop2h 04m
Tue 11/38:40 am -
Nonstop1h 40m
Deal found 9/17![Alaska Airlines logo]()
$117
This Southwest deal was found by Cheapflights users on 9/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:45 pm -
Nonstop1h 45m
Tue 11/103:00 pm -
2 stops7h 05m
Deal found 9/19![Southwest logo]()
$132
This Southwest deal was found by Cheapflights users on 9/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:30 am -
Nonstop1h 55m
Sun 11/16:05 am -
Nonstop1h 40m
Deal found 9/21![Southwest logo]()
$157
This Southwest deal was found by Cheapflights users on 9/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:55 am -
Nonstop1h 55m
Mon 10/193:10 pm -
2 stops8h 10m
Deal found 9/17![Southwest logo]()
$182
This Southwest deal was found by Cheapflights users on 9/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:20 pm -
Nonstop2h 00m
Mon 10/124:50 pm -
Nonstop1h 45m
Deal found 9/17![Southwest logo]()
$189
This Alaska Airlines deal was found by Cheapflights users on 9/19. 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 10/1711:05 am -
1 stop5h 07m
Sun 10/186:19 am -
Nonstop1h 51m
Deal found 9/19![Alaska Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 9/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:50 am -
1 stop3h 45m
Sun 11/156:05 am -
Nonstop1h 40m
Deal found 9/18![Southwest logo]()
$192
This Southwest deal was found by Cheapflights users on 9/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:40 am -
Nonstop1h 55m
Sat 11/216:00 am -
Nonstop1h 40m
Deal found 9/21![Southwest logo]()
$206
Last-minute flights from San Diego to Santa RosaDiscover last-minute flight deals from San Diego to Santa Rosa. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Santa Rosa. Data last updated September 22, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 9/18. 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.
Thu 10/158:59 pm -
Nonstop2h 01m
Sun 10/186:19 am -
Nonstop1h 51m
Deal found 9/18![Alaska Airlines logo]()
$147
This Southwest deal was found by Cheapflights users on 9/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:20 pm -
Nonstop2h 00m
Mon 10/193:10 pm -
2 stops9h 05m
Deal found 9/20![Southwest logo]()
$152
This Southwest deal was found by Cheapflights users on 9/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:20 pm -
Nonstop2h 00m
Thu 10/224:50 pm -
Nonstop1h 45m
Deal found 9/17![Southwest logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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.
Fri 10/168:59 pm -
Nonstop2h 01m
Sat 10/176:19 am -
Nonstop1h 51m
Deal found 9/21![Alaska Airlines logo]()
$144
This Southwest deal was found by Cheapflights users on 9/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 pm -
Nonstop2h 00m
Mon 10/196:00 am -
Nonstop1h 45m
Deal found 9/17![Southwest logo]()
$150
This Southwest deal was found by Cheapflights users on 9/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:20 pm -
Nonstop2h 00m
Mon 10/263:10 pm -
2 stops8h 10m
Deal found 9/22![Southwest logo]()
$132
This Southwest deal was found by Cheapflights users on 9/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:00 am -
1 stop4h 05m
Thu 10/296:00 am -
Nonstop1h 45m
Deal found 9/20![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 9/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:20 pm -
Nonstop2h 00m
Mon 10/263:10 pm -
2 stops9h 05m
Deal found 9/19![Southwest logo]()
$159
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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 10/315:50 pm -
Nonstop2h 00m
Tue 11/38:40 am -
Nonstop1h 40m
Deal found 9/21![Alaska Airlines logo]()
$117
One-way flights from San Diego to Santa RosaSearch for one-way flight options from San Diego to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from San Diego to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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.
Tue 10/208:01 am -
Nonstop1h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Alaska Airlines logo]()
$59
This Southwest deal was found by Cheapflights users on 9/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:50 am -
1 stop5h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Southwest logo]()
$69
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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.
Wed 10/145:50 pm -
Nonstop2h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Alaska Airlines logo]()
$72
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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.
Mon 11/168:43 pm -
Nonstop1h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Alaska Airlines logo]()
$79
This Alaska Airlines deal was found by Cheapflights users on 9/18. 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.
Fri 10/168:59 pm -
Nonstop2h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Alaska Airlines logo]()
$86
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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 11/147:54 am -
Nonstop1h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Alaska Airlines logo]()
$87
This Delta deal was found by Cheapflights users on 9/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/179:43 am -
1 stop6h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Delta logo]()
$89
This American Airlines deal was found by Cheapflights users on 9/20. 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 12/46:25 am -
1 stop6h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![American Airlines logo]()
$96
This Southwest deal was found by Cheapflights users on 9/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/17:35 pm -
Nonstop1h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Southwest logo]()
$98
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Sun 11/17:15 pm -
1 stop4h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![American Airlines logo]()
$99
This Delta deal was found by Cheapflights users on 9/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:15 am -
2 stops9h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Delta logo]()
$101
Find 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 September 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $112 (Trip.com) |
One-way from | $59 (Alaska Airlines) |
Popular in | November |
Cheapest in | August |
Average price | $237 |
Good round-trip deal | $177 or less |
Good one-way deal | $68 or less |
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 7,457,451 searches. Data last updated September 22, 2026.
Use the filters below to find and compare flights from San Diego to Santa Rosa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoSanta Rosa
SAN San Diego - STS Santa Rosa Sonoma County
SANSTS
San Diego
Sun 11/1
8:40 am-10:35 am
Nonstop1h 55m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$89
San DiegoSanta Rosa
SAN San Diego - STS Santa Rosa Sonoma County
SANSTS
San Diego
Fri 12/4
9:35 pm-11:29 pm
Nonstop1h 54m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$89
Quickest round-trip
San DiegoSanta Rosa
SAN San Diego - STS Santa Rosa Sonoma County
SANSTS
San Diego
Thu 12/3
7:45 pm-9:30 pm
Nonstop1h 45m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$99
San DiegoSanta Rosa
SAN San Diego - STS Santa Rosa Sonoma County
SANSTS
San Diego
Sat 10/31
12:48 pm-2:52 pm
Nonstop2h 04m
Santa Rosa Sonoma County
Tue 11/3
8:40 am-10:20 am
Nonstop1h 40m
$117
San DiegoSanta Rosa
SAN San Diego - STS Santa Rosa Sonoma County
SANSTS
San Diego
Wed 3/17
6:15 am-11:54 am
1 stop5h 39m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$119
San DiegoSanta Rosa
SAN San Diego - STS Santa Rosa Sonoma County
SANSTS
San Diego
Thu 11/19
9:43 am-4:06 pm
1 stop6h 23m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$119
San DiegoSanta Rosa
SAN San Diego - STS Santa Rosa Sonoma County
SANSTS
San Diego
Tue 11/3
7:45 pm-9:30 pm
Nonstop1h 45m
Santa Rosa Sonoma County
Tue 11/10
3:00 pm-10:05 pm
2 stops7h 05m
$132
San DiegoSanta Rosa
SAN San Diego - STS Santa Rosa Sonoma County
SANSTS
San Diego
Sat 3/20
8:10 am-2:25 pm
1 stop6h 15m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$144
San DiegoSanta Rosa
SAN San Diego - STS Santa Rosa Sonoma County
SANSTS
San Diego
Fri 10/9
7:55 am-4:15 pm
2 stops8h 20m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$144
San DiegoSanta Rosa
SAN San Diego - STS Santa Rosa Sonoma County
SANSTS
San Diego
Sun 12/20
8:12 am-10:11 am
Nonstop1h 59m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$149
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from San Diego to Santa Rosa
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Santa Rosa in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-Santa Rosa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Santa Rosa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Santa Rosa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Santa Rosa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Santa Rosa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
SAN-STS
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
Prices
Airlines
How far ahead should I book a flight from San Diego to Santa Rosa?
To ensure you get the cheapest price possible for a flight from San Diego to Santa Rosa, you should look to book at least 59 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, August is the cheapest month in which you can book a flight from San Diego to Santa Rosa (average of $228). Flying from San Diego to Santa Rosa in November is currently the most expensive (average of $387). 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 September 22, 2026.
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 in the morning tend to be the most expensive. A flight at noon could potentially save you up to 15% on airfare.
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 September 22, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andAmerican 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.
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
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.
Traveling to a place near Santa Rosa?
Book flights to Santa Rosa if you plan to visit one of these locationsFort Bragg
Ukiah
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Search flights from San Diego to Santa Rosa by cabin class
Find flights from San Diego to Santa Rosa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Santa Rosa flights
Browse other San Diego and Santa Rosa flight options. Last updated on September 22, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on September 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Santa Rosa
Explore flights to Santa Rosa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 22, 2026.
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 7,457,451 searches. Data last updated September 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$117 | Average$252 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$128 | Average$264 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$184 | Average$517 | FlexibilityNo cancel fee | On-time71% |