$59+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — STS
Jul 27 — Aug 31
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 April or January, booked 77 days in advance, depart on a Wednesday or Saturday and return on a Thursday
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 June 27, 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 June 27, 2026.
This Expedia deal was found by Cheapflights users on 6/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:03 pm
SAN
- STS
Nonstop1h 55m
Alaska Airlines
Tue 7/286:26 am
STS
- SAN
Nonstop1h 49m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$116
This Southwest deal was found by Cheapflights users on 6/23. 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 7/219:00 pm
SAN
- STS
Nonstop1h 50m
Southwest
Thu 7/236:00 am
STS
- SAN
Nonstop1h 40m
Southwest
Deal found 6/23![Southwest logo]()
$117
This Southwest deal was found by Cheapflights users on 6/23. 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 7/216:40 am
SAN
- STS
1 stop4h 25m
Southwest
Tue 7/286:00 am
STS
- SAN
Nonstop1h 40m
Southwest
Deal found 6/23![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 6/25. 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 8/218:50 pm
SAN
- STS
Nonstop1h 45m
Southwest
Mon 8/246:05 am
STS
- SAN
Nonstop1h 40m
Southwest
Deal found 6/25![Southwest logo]()
$142
This Southwest deal was found by Cheapflights users on 6/23. 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 8/226:35 am
SAN
- STS
1 stop5h 30m
Southwest
Mon 8/246:05 am
STS
- SAN
Nonstop1h 40m
Southwest
Deal found 6/23![Southwest logo]()
$147
This Trip.com deal was found by Cheapflights users on 6/26. 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.
Thu 8/207:57 am
SAN
- STS
Nonstop1h 57m
Alaska Airlines
Mon 8/246:13 am
STS
- SAN
Nonstop1h 52m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$153
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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 8/109:03 pm
SAN
- STS
Nonstop1h 55m
Alaska Airlines
Tue 8/2510:34 am
STS
- SAN
Nonstop1h 46m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 6/25. 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 7/168:35 am
SAN
- STS
Nonstop1h 45m
Southwest
Sat 7/186:00 am
STS
- SAN
Nonstop1h 40m
Southwest
Deal found 6/25![Southwest logo]()
$158
This Alaska Airlines deal was found by Cheapflights users on 6/25. 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 8/2610:36 am
SAN
- STS
1 stop6h 03m
Alaska Airlines
Wed 9/210:34 am
STS
- SAN
Nonstop1h 46m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$162
This Alaska Airlines deal was found by Cheapflights users on 6/25. 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 8/217:57 am
SAN
- STS
Nonstop1h 57m
Alaska Airlines
Sun 8/236:13 am
STS
- SAN
Nonstop1h 52m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$167
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 June 27, 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 June 27, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/25. 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 8/179:03 pm
SAN
- STS
Nonstop1h 55m
Alaska Airlines
Thu 8/206:13 am
STS
- SAN
Nonstop1h 52m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$117
This Southwest deal was found by Cheapflights users on 6/24. 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 9/248:35 am
SAN
- STS
Nonstop1h 45m
Southwest
Mon 9/282:55 pm
STS
- SAN
1 stop3h 45m
Southwest
Deal found 6/24![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 6/24. 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 9/248:50 pm
SAN
- STS
Nonstop1h 45m
Southwest
Sat 9/266:00 am
STS
- SAN
Nonstop1h 40m
Southwest
Deal found 6/24![Southwest logo]()
$137
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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 8/59:03 pm
SAN
- STS
Nonstop1h 55m
Alaska Airlines
Tue 8/111:06 pm
STS
- SAN
1 stop6h 30m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$168
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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 7/218:15 pm
SAN
- STS
1 stop21h 01m
Alaska Airlines
Wed 7/295:56 pm
STS
- SAN
Nonstop1h 39m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$180
This Southwest deal was found by Cheapflights users on 6/27. 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 8/156:05 pm
SAN
- STS
Nonstop1h 45m
Southwest
Mon 8/172:55 pm
STS
- SAN
1 stop4h 25m
Southwest
Deal found 6/27![Southwest logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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 7/209:03 pm
SAN
- STS
Nonstop1h 55m
Alaska Airlines
Sat 7/255:56 pm
STS
- SAN
Nonstop1h 39m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$213
Last-minute flights from San Diego to Santa RosaDiscover last-minute flight deals from San Diego to Santa Rosa. Data last updated June 27, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Santa Rosa. Data last updated June 27, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/25. 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 7/168:35 am
SAN
- STS
Nonstop1h 45m
Southwest
Sat 7/186:00 am
STS
- SAN
Nonstop1h 40m
Southwest
Deal found 6/25![Southwest logo]()
$158
This Southwest deal was found by Cheapflights users on 6/24. 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 7/168:35 am
SAN
- STS
Nonstop1h 45m
Southwest
Sun 7/196:10 am
STS
- SAN
Nonstop1h 45m
Southwest
Deal found 6/24![Southwest logo]()
$172
This Southwest deal was found by Cheapflights users on 6/23. 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 7/168:00 am
SAN
- STS
2 stops8h 35m
Southwest
Mon 7/205:10 pm
STS
- SAN
Nonstop1h 40m
Southwest
Deal found 6/23![Southwest logo]()
$187
This Southwest deal was found by Cheapflights users on 6/23. 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 7/179:45 pm
SAN
- STS
Nonstop1h 50m
Southwest
Mon 7/203:55 pm
STS
- SAN
1 stop6h 50m
Southwest
Deal found 6/23![Southwest logo]()
$182
This Southwest deal was found by Cheapflights users on 6/23. 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 7/198:45 am
SAN
- STS
Nonstop1h 45m
Southwest
Wed 7/222:15 pm
STS
- SAN
1 stop7h 20m
Southwest
Deal found 6/23![Southwest logo]()
$188
This Expedia deal was found by Cheapflights users on 6/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:03 pm
SAN
- STS
Nonstop1h 55m
Alaska Airlines
Tue 7/286:26 am
STS
- SAN
Nonstop1h 49m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$116
This Southwest deal was found by Cheapflights users on 6/23. 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 7/219:00 pm
SAN
- STS
Nonstop1h 50m
Southwest
Thu 7/236:00 am
STS
- SAN
Nonstop1h 40m
Southwest
Deal found 6/23![Southwest logo]()
$117
This Southwest deal was found by Cheapflights users on 6/23. 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 7/216:40 am
SAN
- STS
1 stop4h 25m
Southwest
Tue 7/286:00 am
STS
- SAN
Nonstop1h 40m
Southwest
Deal found 6/23![Southwest logo]()
$127
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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 7/218:15 pm
SAN
- STS
1 stop21h 01m
Alaska Airlines
Wed 7/295:56 pm
STS
- SAN
Nonstop1h 39m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$180
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 June 27, 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 June 27, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/25. 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 8/209:59 pm
SAN
- STS
Nonstop1h 55m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$59
This Southwest deal was found by Cheapflights users on 6/23. 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 7/216:40 am
SAN
- STS
1 stop4h 25m
Southwest
Deal found 6/23![Southwest logo]()
$69
This Alaska Airlines deal was found by Cheapflights users on 6/25. 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 8/227:57 am
SAN
- STS
Nonstop1h 57m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$79
This Southwest deal was found by Cheapflights users on 6/24. 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 9/1510:25 pm
SAN
- STS
2 stops12h 55m
Southwest
Deal found 6/24![Southwest logo]()
$80
This Alaska Airlines deal was found by Cheapflights users on 6/25. 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 8/219:59 pm
SAN
- STS
Nonstop1h 55m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$84
This Southwest deal was found by Cheapflights users on 6/25. 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 8/226:35 am
SAN
- STS
1 stop5h 30m
Southwest
Deal found 6/25![Southwest logo]()
$89
This Trip.com deal was found by Cheapflights users on 6/27. 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 7/2812:30 pm
SAN
- STS
1 stop4h 46m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$98
This Southwest deal was found by Cheapflights users on 6/27. 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 8/156:05 pm
SAN
- STS
Nonstop1h 45m
Southwest
Deal found 6/27![Southwest logo]()
$99
This Alaska Airlines deal was found by Cheapflights users on 6/26. 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 7/229:03 pm
SAN
- STS
Nonstop1h 55m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$100
This Southwest deal was found by Cheapflights users on 6/25. 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 9/227:05 am
SAN
- STS
1 stop4h 15m
Southwest
Deal found 6/25![Southwest logo]()
$104
This Southwest deal was found by Cheapflights users on 6/27. 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 8/2510:25 pm
SAN
- STS
2 stops12h 55m
Southwest
Deal found 6/27![Southwest logo]()
$105
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 June 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $116 (Expedia) |
One-way from | $59 (Alaska Airlines) |
Popular in | October |
Cheapest in | April |
Average price | $269 |
Good round-trip deal | $228 or less |
Good one-way deal | $115 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 2,558,603 searches. Data last updated June 27, 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 - STS
SANSTS
San Diego
Mon 8/17
9:03 pm-10:58 pm
Nonstop1h 55m
Santa Rosa Sonoma County
Thu 8/20
6:13 am-8:05 am
Nonstop1h 52m
$117
San DiegoSanta Rosa
SAN - STS
SANSTS
San Diego
Thu 9/24
8:35 am-10:20 am
Nonstop1h 45m
Santa Rosa Sonoma County
Mon 9/28
2:55 pm-6:40 pm
1 stop3h 45m
$127
Quickest round-trip
San DiegoSanta Rosa
SAN - STS
SANSTS
San Diego
Thu 9/24
8:50 pm-10:35 pm
Nonstop1h 45m
Santa Rosa Sonoma County
Sat 9/26
6:00 am-7:40 am
Nonstop1h 40m
$137
San DiegoSanta Rosa
SAN - STS
SANSTS
San Diego
Wed 8/5
9:03 pm-10:58 pm
Nonstop1h 55m
Santa Rosa Sonoma County
Tue 8/11
1:06 pm-7:36 pm
1 stop6h 30m
$168
San DiegoSanta Rosa
SAN - STS
SANSTS
San Diego
Tue 7/21
8:15 pm-5:16 pm
1 stop21h 01m
Santa Rosa Sonoma County
Wed 7/29
5:56 pm-7:35 pm
Nonstop1h 39m
$180
San DiegoSanta Rosa
SAN - STS
SANSTS
San Diego
Sat 8/15
6:05 pm-7:50 pm
Nonstop1h 45m
Santa Rosa Sonoma County
Mon 8/17
2:55 pm-7:20 pm
1 stop4h 25m
$207
San DiegoSanta Rosa
SAN - STS
SANSTS
San Diego
Mon 7/20
9:03 pm-10:58 pm
Nonstop1h 55m
Santa Rosa Sonoma County
Sat 7/25
5:56 pm-7:35 pm
Nonstop1h 39m
$213
Cheapest one-way
San DiegoSanta Rosa
SAN - STS
SANSTS
San Diego
Thu 8/20
9:59 pm-11:54 pm
Nonstop1h 55m
$59
Quickest one-way
San DiegoSanta Rosa
SAN - STS
SANSTS
San Diego
Fri 8/21
8:50 pm-10:35 pm
Nonstop1h 45m
$84
San DiegoSanta Rosa
SAN - STS
SANSTS
San Diego
Fri 8/21
9:59 pm-11:54 pm
Nonstop1h 55m
$84
Showing 1-10 of 18 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 June.
| 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 74 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, April is the cheapest month in which you can book a flight from San Diego to Santa Rosa (average of $234). Flying from San Diego to Santa Rosa in October is currently the most expensive (average of $357). 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 June 27, 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 afternoon tend to be the most expensive. A flight at noon could potentially save you up to 24% 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 June 27, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andHawaiian 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.
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Crew
8.5
Food
7.0
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
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Top 4 airlines flying from San Diego to Santa Rosa
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$377 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$137 | Average$279 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$155 | Average$279 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$184 | Average$547 | FlexibilityNo cancel fee | On-time71% |