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Cheap flights from Santa Rosa to San Diego from $89

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to San Diego departing on 8/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Alaska Airlines Logo
6:00 am - 7:47 amSTS-SAN
1h 47mnonstop
Alaska Airlines Logo
9:59 pm - 11:50 pmSAN-STS
1h 51mnonstop
$123Alaska Airlines
Find Deal
Sat, Sep 6 - Mon, Sep 8
Alaska Airlines Logo
3:23 pm - 5:06 pmSTS-SAN
1h 43mnonstop
Alaska Airlines Logo
7:48 am - 9:43 amSAN-STS
1h 55mnonstop
$137Alaska Airlines
Find Deal
Sat, Sep 13 - Wed, Sep 17
Alaska Airlines Logo
7:52 pm - 9:38 pmSTS-SAN
1h 46mnonstop
Alaska Airlines Logo
9:59 pm - 11:50 pmSAN-STS
1h 51mnonstop
$157Alaska Airlines
Find Deal
Fri, Sep 12 - Mon, Sep 15
American Airlines Logo
12:59 pm - 7:38 pmSTS-SAN
6h 39m1 stop
American Airlines Logo
9:45 am - 3:47 pmSAN-STS
6h 02m1 stop
$158American Airlines
Find Deal
Sat, Aug 23 - Mon, Aug 25
American Airlines Logo
4:17 pm - 9:55 pmSTS-SAN
5h 38m1 stop
American Airlines Logo
9:45 am - 3:47 pmSAN-STS
6h 02m1 stop
$159American Airlines
Find Deal
Thu, Aug 21 - Mon, Aug 25
Hawaiian Airlines Logo
6:00 am - 7:47 amSTS-SAN
1h 47mnonstop
Hawaiian Airlines Logo
8:05 am - 2:43 pmSAN-STS
6h 38m1 stop
$167Hawaiian Airlines
Find Deal
Sat, Aug 23 - Tue, Aug 26
Hawaiian Airlines Logo
6:00 am - 7:47 amSTS-SAN
1h 47mnonstop
Hawaiian Airlines Logo
9:59 pm - 11:50 pmSAN-STS
1h 51mnonstop
$177Hawaiian Airlines
Find Deal
Tue, Sep 16 - Thu, Sep 18
American Airlines Logo
12:59 pm - 7:38 pmSTS-SAN
6h 39m1 stop
American Airlines Logo
6:15 am - 12:29 pmSAN-STS
6h 14m1 stop
$178American Airlines
Find Deal
Thu, Aug 21 - Sun, Aug 24
Alaska Airlines Logo
6:00 am - 7:47 amSTS-SAN
1h 47mnonstop
Alaska Airlines Logo
7:48 am - 9:43 amSAN-STS
1h 55mnonstop
$182Alaska Airlines
Find Deal
Sat, Sep 13 - Sun, Sep 14
Hawaiian Airlines Logo
7:52 pm - 9:38 pmSTS-SAN
1h 46mnonstop
Hawaiian Airlines Logo
8:05 am - 2:43 pmSAN-STS
6h 38m1 stop
$190Hawaiian Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 3

American Airlines flights from Santa Rosa to San Diego

Our best American Airlines deals on Santa Rosa to San Diego flight tickets
American Airlines
Aug 23
STS12:59 pmSanta Rosa Sonoma County
6h 39m
1 stop
SAN7:38 pmSan Diego
Aug 25
SAN9:45 amSan Diego
6h 02m
1 stop
STS3:47 pmSanta Rosa Sonoma County
$158
Find similar
American Airlines
Aug 21
STS4:17 pmSanta Rosa Sonoma County
5h 38m
1 stop
SAN9:55 pmSan Diego
Aug 25
SAN9:45 amSan Diego
6h 02m
1 stop
STS3:47 pmSanta Rosa Sonoma County
$159
Find similar
American Airlines
Aug 21
STS12:59 pmSanta Rosa Sonoma County
6h 39m
1 stop
SAN7:38 pmSan Diego
Aug 24
SAN6:15 amSan Diego
6h 14m
1 stop
STS12:29 pmSanta Rosa Sonoma County
$178
Find similar

Hawaiian Airlines flights from Santa Rosa to San Diego

Our best Hawaiian Airlines deals on Santa Rosa to San Diego flight tickets
Hawaiian Airlines
Aug 23
STS6:00 amSanta Rosa Sonoma County
1h 47m
SAN7:47 amSan Diego
Aug 26
SAN8:05 amSan Diego
6h 38m
1 stop
STS2:43 pmSanta Rosa Sonoma County
$167
Find similar
Hawaiian Airlines
Sep 16
STS6:00 amSanta Rosa Sonoma County
1h 47m
SAN7:47 amSan Diego
Sep 18
SAN9:59 pmSan Diego
1h 51m
STS11:50 pmSanta Rosa Sonoma County
$177
Find similar
Hawaiian Airlines
Aug 27
STS7:52 pmSanta Rosa Sonoma County
1h 46m
SAN9:38 pmSan Diego
Sep 3
SAN8:05 amSan Diego
6h 38m
1 stop
STS2:43 pmSanta Rosa Sonoma County
$190
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa to San Diego 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Santa Rosa to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa RosaSan Diego

STS - SAN

STSSAN

Santa Rosa Sonoma County

Sat 9/6

6:00 am-7:47 am

Nonstop1h 47m

San Diego

Mon 9/8

9:59 pm-11:50 pm

Nonstop1h 51m

$123

Santa RosaSan Diego

STS - SAN

STSSAN

Santa Rosa Sonoma County

Sat 9/13

3:23 pm-5:06 pm

Nonstop1h 43m

San Diego

Wed 9/17

7:48 am-9:43 am

Nonstop1h 55m

$137

Santa RosaSan Diego

STS - SAN

STSSAN

Santa Rosa Sonoma County

Fri 9/12

7:52 pm-9:38 pm

Nonstop1h 46m

San Diego

Mon 9/15

9:59 pm-11:50 pm

Nonstop1h 51m

$157

Santa RosaSan Diego

STS - SAN

STSSAN

Santa Rosa Sonoma County

Sat 8/23

12:59 pm-7:38 pm

1 stop6h 39m

San Diego

Mon 8/25

9:45 am-3:47 pm

1 stop6h 02m

$158

Santa RosaSan Diego

STS - SAN

STSSAN

Santa Rosa Sonoma County

Thu 8/21

4:17 pm-9:55 pm

1 stop5h 38m

San Diego

Mon 8/25

9:45 am-3:47 pm

1 stop6h 02m

$159

Santa RosaSan Diego

STS - SAN

STSSAN

Santa Rosa Sonoma County

Sat 8/23

6:00 am-7:47 am

Nonstop1h 47m

San Diego

Tue 8/26

8:05 am-2:43 pm

1 stop6h 38m

$167

Santa RosaSan Diego

STS - SAN

STSSAN

Santa Rosa Sonoma County

Tue 9/16

6:00 am-7:47 am

Nonstop1h 47m

San Diego

Thu 9/18

9:59 pm-11:50 pm

Nonstop1h 51m

$177

Santa RosaSan Diego

STS - SAN

STSSAN

Santa Rosa Sonoma County

Thu 8/21

12:59 pm-7:38 pm

1 stop6h 39m

San Diego

Sun 8/24

6:15 am-12:29 pm

1 stop6h 14m

$178

Santa RosaSan Diego

STS - SAN

STSSAN

Santa Rosa Sonoma County

Sat 9/13

6:00 am-7:47 am

Nonstop1h 47m

San Diego

Sun 9/14

7:48 am-9:43 am

Nonstop1h 55m

$182

Santa RosaSan Diego

STS - SAN

STSSAN

Santa Rosa Sonoma County

Wed 8/27

7:52 pm-9:38 pm

Nonstop1h 46m

San Diego

Wed 9/3

8:05 am-2:43 pm

1 stop6h 38m

$190

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Santa Rosa to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Santa Rosa and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of January, then departing from Santa Rosa during the month September is also very affordable. Most momondo users find prices during this month for around $227.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Santa Rosa to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $144. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $178. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the morning when flights can be purchased for as low as $152. Flights at noon are often more expensive with an average ticket price of $236.

What is the cheapest Santa Rosa Sonoma County to San Diego flight route?

Fly from Santa Rosa Sonoma County to San Diego for the best Santa Rosa Sonoma County - San Diego flight prices

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Santa Rosa when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $277 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Santa Rosa for as low as $233 on momondo.

What cabin class options are available on Santa Rosa Sonoma County to San Diego flights?

There are 4 cabin classes available to choose from on Santa Rosa Sonoma County to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Santa Rosa to San Diego flight prices changed over time?

As of July 2025, prices for Santa Rosa to San Diego flights are approximately 53% cheaper when compared to flights at the same time last year.

When to book flights from Santa Rosa to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Santa Rosa to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Santa Rosa to San Diego (STS to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to San Diego

Best Price Found

$89

Fastest flight time

1h 40m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Santa Rosa in the past 72 hours is $89. The best round-trip flight deal from Santa Rosa to San Diego found on momondo in the last 72 hours is $123.
The fastest flight from Santa Rosa to San Diego takes 1h 40m
Direct flights go from Santa Rosa to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)
Search flight deals

  • How far is Santa Rosa Sonoma County to San Diego by plane?

    Santa Rosa Sonoma County and San Diego are 503.4 mi apart from one another. In terms of flight time, this usually takes a little over 1h 43m.

  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to San Diego Airport?

    Prices for flights from Santa Rosa Sonoma County Airport to San Diego Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Santa Rosa Sonoma County Airport to San Diego Airport?

  • How old do you have to be to fly from Santa Rosa Sonoma County Airport to San Diego Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Santa Rosa Sonoma County Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Santa Rosa to San Diego?

  • What is the most popular airline from Santa Rosa to San Diego?

Best airlines flying from Santa Rosa to San Diego

Compare and see reviews for airlines that fly from Santa Rosa to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $144Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $177Free CancellationRating
7.8
2,611 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $216Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Alaska Airlines Flights From Santa Rosa to San Diego

    Across 13 Alaska Airlines flights from Santa Rosa to San Diego this week, the average price was $276, with the best Alaska Airlines deals starting from $144 round-trip. 10,000 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Hawaiian Airlines Flights From Santa Rosa to San Diego

    $177 is the best Hawaiian Airlines flight deal from Santa Rosa to San Diego found on momondo over the last 72 hours. The average Hawaiian Airlines ticket price found was closer to $282, however, with flight time and availability significantly affecting the price. Hawaiian Airlines (7.8/10 from 2,611 user reviews) flies into San Diego from Santa Rosa 14 times in an average week so prices can vary.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
National City
La Mesa
Imperial Beach
San Ysidro
Poway
Borrego Springs
Lemon Grove
Alpine
Santee

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to San Diego?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Diego from Santa Rosa.

Can I find flights from Santa Rosa to San Diego with flexible booking policies on momondo?

All flight searches from Santa Rosa to San Diego on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Santa Rosa to San Diego?

Once all potential Santa Rosa to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Santa Rosa to San Diego right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Santa Rosa to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.

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