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Flights to Santa Rosa Sonoma County

$56 Cheap flights to Santa Rosa

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Santa Rosa departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United States to Santa Rosa

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
4:22 pm - 6:22 pm
ONT
-
STS
2h 00mnonstop
Alaska Airlines Logo
2:12 pm - 3:42 pm
STS
-
ONT
1h 30mnonstop
$97Alaska Airlines
Wed, Apr 1 - Sat, Apr 4
Alaska Airlines Logo
3:35 pm - 5:04 pm
ONT
-
STS
1h 29mnonstop
Alaska Airlines Logo
5:44 pm - 7:08 pm
STS
-
ONT
1h 24mnonstop
$107Alaska Airlines
Sat, May 16 - Tue, May 19
Hawaiian Airlines Logo
10:13 pm - 11:59 pm
LAX
-
STS
1h 46mnonstop
Hawaiian Airlines Logo
12:10 pm - 1:49 pm
STS
-
LAX
1h 39mnonstop
$108Hawaiian Airlines
Sat, Mar 28 - Mon, Mar 30
Southwest Logo
8:20 pm - 10:10 pm
SAN
-
STS
1h 50mnonstop
Southwest Logo
6:00 am - 7:45 am
STS
-
SAN
1h 45mnonstop
$112Southwest
Wed, Apr 29 - Thu, Apr 30
Alaska Airlines Logo
10:13 pm - 11:59 pm
LAX
-
STS
1h 46mnonstop
Alaska Airlines Logo
12:10 pm - 1:49 pm
STS
-
LAX
1h 39mnonstop
$117Alaska Airlines
Thu, Apr 9 - Mon, Apr 13
Alaska Airlines Logo
4:22 pm - 6:22 pm
ONT
-
STS
2h 00mnonstop
Alaska Airlines Logo
2:12 pm - 3:42 pm
STS
-
ONT
1h 30mnonstop
$117Alaska Airlines
Thu, Apr 2 - Wed, Apr 8
Southwest Logo
9:40 am - 3:55 pm
SAN
-
STS
6h 15m
1 stop
Southwest Logo
6:00 am - 7:45 am
STS
-
SAN
1h 45mnonstop
$122Southwest
Wed, Apr 29 - Thu, Apr 30
Alaska Airlines Logo
8:55 am - 10:58 am
SAN
-
STS
2h 03mnonstop
Alaska Airlines Logo
7:23 am - 9:10 am
STS
-
SAN
1h 47mnonstop
$126Alaska Airlines
Tue, Apr 28 - Mon, May 4
Hawaiian Airlines Logo
10:13 pm - 11:59 pm
LAX
-
STS
1h 46mnonstop
Hawaiian Airlines Logo
7:05 am - 9:01 am
STS
-
LAX
1h 56mnonstop
$149Hawaiian Airlines
Thu, Apr 2 - Mon, Apr 6
Multiple Airlines Logo
5:53 pm - 11:13 pm
LAS
-
STS
5h 20m
1 stop
Multiple Airlines Logo
11:48 am - 1:33 pm
STS
-
LAS
1h 45mnonstop
$165Multiple Airlines
Tue, Apr 21 - Tue, Apr 28

momondo Fare Finder

 
Locate flights to Santa Rosa Sonoma County that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on March 12, 2026.
Use the filters below to find and compare flights to Santa Rosa that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

OntarioSanta Rosa

ONT - STS

ONTSTS

Ontario

Wed 4/1

4:22 pm-6:22 pm

Nonstop2h 00m

Santa Rosa Sonoma County

Sat 4/4

2:12 pm-3:42 pm

Nonstop1h 30m

$97
Quickest round-trip

OntarioSanta Rosa

ONT - STS

ONTSTS

Ontario

Sat 5/16

3:35 pm-5:04 pm

Nonstop1h 29m

Santa Rosa Sonoma County

Tue 5/19

5:44 pm-7:08 pm

Nonstop1h 24m

$107

Los AngelesSanta Rosa

LAX - STS

LAXSTS

Los Angeles Los Angeles

Sat 3/28

10:13 pm-11:59 pm

Nonstop1h 46m

Santa Rosa Sonoma County

Mon 3/30

12:10 pm-1:49 pm

Nonstop1h 39m

$108

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Wed 4/29

8:20 pm-10:10 pm

Nonstop1h 50m

Santa Rosa Sonoma County

Thu 4/30

6:00 am-7:45 am

Nonstop1h 45m

$112

Los AngelesSanta Rosa

LAX - STS

LAXSTS

Los Angeles Los Angeles

Thu 4/9

10:13 pm-11:59 pm

Nonstop1h 46m

Santa Rosa Sonoma County

Mon 4/13

12:10 pm-1:49 pm

Nonstop1h 39m

$117

OntarioSanta Rosa

ONT - STS

ONTSTS

Ontario

Thu 4/2

4:22 pm-6:22 pm

Nonstop2h 00m

Santa Rosa Sonoma County

Wed 4/8

2:12 pm-3:42 pm

Nonstop1h 30m

$117

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Wed 4/29

9:40 am-3:55 pm

1 stop6h 15m

Santa Rosa Sonoma County

Thu 4/30

6:00 am-7:45 am

Nonstop1h 45m

$122

San DiegoSanta Rosa

SAN - STS

SANSTS

San Diego

Tue 4/28

8:55 am-10:58 am

Nonstop2h 03m

Santa Rosa Sonoma County

Mon 5/4

7:23 am-9:10 am

Nonstop1h 47m

$126

Los AngelesSanta Rosa

LAX - STS

LAXSTS

Los Angeles Los Angeles

Thu 4/2

10:13 pm-11:59 pm

Nonstop1h 46m

Santa Rosa Sonoma County

Mon 4/6

7:05 am-9:01 am

Nonstop1h 56m

$149

Las VegasSanta Rosa

LAS - STS

LASSTS

Las Vegas Harry Reid Intl

Tue 4/21

5:53 pm-11:13 pm

1 stop5h 20m

Santa Rosa Sonoma County

Tue 4/28

11:48 am-1:33 pm

Nonstop1h 45m

$165

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Santa Rosa flights insights and trends

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What is the absolute cheapest flight to Santa Rosa?

The best price found on momondo to Santa Rosa was $37/pp from San Bernardino, California, which is 90% cheaper than the average flight price to Santa Rosa. To find the cheapest price to Santa Rosa from your area, use momondo’s Airport-to-Airport Pricing Tool.

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Cheap Santa Rosa flight deals and tips

Summary info about Santa Rosa flight prices, duration and airlines

Best One-Way Price

$56

Best Round-Trip Price

$97

Fastest flight time

1h 42m

Popular in

December
The best one-way flight price to Santa Rosa from United States in the last 72 hours is $56 (Las Vegas Harry Reid Intl to Santa Rosa Sonoma County).
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The best round-trip flight price to Santa Rosa from United States in the last 72 hours is $97 (Ontario to Santa Rosa Sonoma County).
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The fastest flight to Santa Rosa from United States takes 1h 42m (Burbank Bob Hope to Santa Rosa Sonoma County).
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December has the highest demand for flights to Santa Rosa, with a 31% price increase on average.
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Frequently asked questions about flying to Santa Rosa

What is the cheapest month to fly to Santa Rosa?

If you are unable to visit Santa Rosa during the month of October, then departing from United States during the month January is also very affordable. Most momondo users find prices during this month for around $387.

Is there an alternative airport near Santa Rosa?

Finding an alternative and possibly cheaper destination airport near Santa Rosa is possible. If you are planning a flight to Santa Rosa, consider booking flights to Santa Rosa Sonoma County Airport (7 mi from Santa Rosa city center), Napa County Airport (28 mi from Santa Rosa city center), Concord Buchanan Fld Airport (47 mi from Santa Rosa city center), Oakland Airport (57 mi from Santa Rosa city center) or Sacramento Intl Airport (63 mi from Santa Rosa city center).

Is there a cheaper alternative to flying into Santa Rosa?

Santa Rosa Sonoma County Airport has an average price of $292 per person and is typically the cheapest airport to fly into when visiting Santa Rosa. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

When did momondo last update prices for flights to Santa Rosa Sonoma County Airport?

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

How many operators does momondo search for flights to Santa Rosa Sonoma County Airport?

There are 6 operators available for flights to Santa Rosa Sonoma County Airport as of March 2026.

How old do you have to be to fly to Santa Rosa Sonoma County Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Santa Rosa Sonoma County Airport.

What documentation or ID do you need to fly to Santa Rosa Sonoma County Airport?

The travel and health documents required for your trip to Santa Rosa Sonoma County Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Santa Rosa Sonoma County Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Santa Rosa?

Book flights to Santa Rosa if you plan to visit one of these locations
Fort Bragg
Mendocino
Ukiah
Little River
Point Arena

Why use momondo?

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

Finding the right flight to Santa Rosa is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Santa Rosa quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Santa Rosa which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Santa Rosa?

momondo provides multiple filters to help you find the best flight to Santa Rosa. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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