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Cheap flights from Washington to San Francisco from $79

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to San Francisco departing on 10/20. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Washington to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
6:25 am - 11:20 amSEA  Seattle/Tacoma Intl-STS Santa Rosa Sonoma County
4h 55m1 stop Las Vegas Harry Reid Intl
Southwest Logo
6:05 am - 11:30 amSTS  Santa Rosa Sonoma County-SEA Seattle/Tacoma Intl
5h 25m1 stop San Diego
$157Southwest
Wed, Sep 23 - Mon, Sep 28
Southwest Logo
6:25 am - 11:20 amSEA  Seattle/Tacoma Intl-STS Santa Rosa Sonoma County
4h 55m1 stop Las Vegas Harry Reid Intl
Southwest Logo
6:05 am - 11:30 amSTS  Santa Rosa Sonoma County-SEA Seattle/Tacoma Intl
5h 25m1 stop San Diego
$157Southwest
Tue, Sep 22 - Mon, Sep 28
Southwest Logo
2:10 pm - 7:55 pmPDX  Portland-STS Santa Rosa Sonoma County
5h 45m1 stop San Diego
Southwest Logo
6:35 am - 1:00 pmSTS  Santa Rosa Sonoma County-PDX Portland
6h 25m1 stop San Diego
$157Southwest
Sat, Oct 3 - Wed, Oct 7
Southwest Logo
3:00 pm - 9:30 pmPDX  Portland-STS Santa Rosa Sonoma County
6h 30m1 stop San Diego
Southwest Logo
6:00 am - 1:20 pmSTS  Santa Rosa Sonoma County-PDX Portland
7h 20m1 stop San Diego
$157Southwest
Tue, Sep 22 - Tue, Sep 29
Southwest Logo
3:40 pm - 10:40 pmPDX  Portland-STS Santa Rosa Sonoma County
7h 00m1 stop San Diego
Southwest Logo
6:00 am - 1:20 pmSTS  Santa Rosa Sonoma County-PDX Portland
7h 20m1 stop San Diego
$157Southwest
Thu, Sep 24 - Tue, Sep 29
Southwest Logo
3:00 pm - 9:30 pmPDX  Portland-STS Santa Rosa Sonoma County
6h 30m1 stop San Diego
Southwest Logo
6:00 am - 1:20 pmSTS  Santa Rosa Sonoma County-PDX Portland
7h 20m1 stop San Diego
$157Southwest
Tue, Sep 15 - Tue, Sep 22
Southwest Logo
5:50 am - 11:20 amPDX  Portland-STS Santa Rosa Sonoma County
5h 30m1 stop Las Vegas Harry Reid Intl
Southwest Logo
6:00 am - 1:20 pmSTS  Santa Rosa Sonoma County-PDX Portland
7h 20m1 stop San Diego
$157Southwest
Tue, Sep 29 - Wed, Sep 30
Southwest Logo
3:00 pm - 9:30 pmPDX  Portland-STS Santa Rosa Sonoma County
6h 30m1 stop San Diego
Southwest Logo
7:25 am - 2:00 pmSTS  Santa Rosa Sonoma County-PDX Portland
6h 35m1 stop San Diego
$157Southwest
Wed, Sep 30 - Sat, Oct 10
Alaska Airlines Logo
9:15 am - 11:54 pmPDX  Portland-STS Santa Rosa Sonoma County
14h 39m1 stop San Diego
Alaska Airlines Logo
7:10 am - 1:25 pmSTS  Santa Rosa Sonoma County-PDX Portland
6h 15m1 stop Los Angeles
$242Alaska Airlines
Sun, Sep 6 - Sun, Sep 13
Alaska Airlines Logo
1:49 pm - 7:50 pmPDX  Portland-STS Santa Rosa Sonoma County
6h 01m1 stop San Diego
Alaska Airlines Logo
6:19 am - 1:50 pmSTS  Santa Rosa Sonoma County-PDX Portland
7h 31m1 stop San Diego
$243Alaska Airlines
Sat, Oct 3 - Mon, Oct 5

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American Airlines flights from State of Washington to Santa Rosa

Our best American Airlines deals on State of Washington to Santa Rosa flight tickets
American Airlines
Oct 24
SEA6:00 amSeattle/Tacoma Intl
6h 40m
1 stop
STS12:40 pmSanta Rosa Sonoma County
Oct 27
STS1:10 pmSanta Rosa Sonoma County
7h 43m
1 stop
SEA8:53 pmSeattle/Tacoma Intl
$233
American Airlines
Dec 6
SEA6:20 amSeattle/Tacoma Intl
6h 28m
1 stop
STS12:48 pmSanta Rosa Sonoma County
Dec 9
STS1:18 pmSanta Rosa Sonoma County
6h 51m
1 stop
SEA8:09 pmSeattle/Tacoma Intl
$313
American Airlines
Aug 29
SEA6:10 amSeattle/Tacoma Intl
6h 18m
1 stop
STS12:28 pmSanta Rosa Sonoma County
Sep 2
STS12:58 pmSanta Rosa Sonoma County
7h 12m
1 stop
SEA8:10 pmSeattle/Tacoma Intl
$539

Alaska Airlines flights from State of Washington to Santa Rosa

Our best Alaska Airlines deals on State of Washington to Santa Rosa flight tickets
Alaska Airlines
Sep 29
PDX5:38 pmPortland
6h 16m
1 stop
STS11:54 pmSanta Rosa Sonoma County
Oct 10
STS6:19 amSanta Rosa Sonoma County
7h 31m
1 stop
PDX1:50 pmPortland
$243
Alaska Airlines
Oct 3
PDX3:06 pmPortland
1h 49m
STS4:55 pmSanta Rosa Sonoma County
Oct 5
STS6:19 amSanta Rosa Sonoma County
7h 31m
1 stop
PDX1:50 pmPortland
$250
Alaska Airlines
Sep 16
PDX7:55 amPortland
6h 17m
1 stop
STS2:12 pmSanta Rosa Sonoma County
Sep 16
STS5:00 pmSanta Rosa Sonoma County
1h 36m
PDX6:36 pmPortland
$251

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington 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, momondo users made 832,500 searches. Data last updated August 18, 2026.
Use the filters below to find and compare flights from Washington to Santa Rosa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleSanta Rosa

SEA Seattle/Tacoma Intl - STS Santa Rosa Sonoma County

SEASTS

Seattle/Tacoma Intl

Wed 9/23

6:25 am-11:20 am

1 stop4h 55m

Santa Rosa Sonoma County

Mon 9/28

6:05 am-11:30 am

1 stop5h 25m

$157

SeattleSanta Rosa

SEA Seattle/Tacoma Intl - STS Santa Rosa Sonoma County

SEASTS

Seattle/Tacoma Intl

Tue 9/22

6:25 am-11:20 am

1 stop4h 55m

Santa Rosa Sonoma County

Mon 9/28

6:05 am-11:30 am

1 stop5h 25m

$157

PortlandSanta Rosa

PDX Portland - STS Santa Rosa Sonoma County

PDXSTS

Portland

Sat 10/3

2:10 pm-7:55 pm

1 stop5h 45m

Santa Rosa Sonoma County

Wed 10/7

6:35 am-1:00 pm

1 stop6h 25m

$157

PortlandSanta Rosa

PDX Portland - STS Santa Rosa Sonoma County

PDXSTS

Portland

Tue 9/22

3:00 pm-9:30 pm

1 stop6h 30m

Santa Rosa Sonoma County

Tue 9/29

6:00 am-1:20 pm

1 stop7h 20m

$157

PortlandSanta Rosa

PDX Portland - STS Santa Rosa Sonoma County

PDXSTS

Portland

Thu 9/24

3:40 pm-10:40 pm

1 stop7h 00m

Santa Rosa Sonoma County

Tue 9/29

6:00 am-1:20 pm

1 stop7h 20m

$157

PortlandSanta Rosa

PDX Portland - STS Santa Rosa Sonoma County

PDXSTS

Portland

Tue 9/15

3:00 pm-9:30 pm

1 stop6h 30m

Santa Rosa Sonoma County

Tue 9/22

6:00 am-1:20 pm

1 stop7h 20m

$157

PortlandSanta Rosa

PDX Portland - STS Santa Rosa Sonoma County

PDXSTS

Portland

Tue 9/29

5:50 am-11:20 am

1 stop5h 30m

Santa Rosa Sonoma County

Wed 9/30

6:00 am-1:20 pm

1 stop7h 20m

$157

PortlandSanta Rosa

PDX Portland - STS Santa Rosa Sonoma County

PDXSTS

Portland

Wed 9/30

3:00 pm-9:30 pm

1 stop6h 30m

Santa Rosa Sonoma County

Sat 10/10

7:25 am-2:00 pm

1 stop6h 35m

$157

PortlandSanta Rosa

PDX Portland - STS Santa Rosa Sonoma County

PDXSTS

Portland

Sun 9/6

9:15 am-11:54 pm

1 stop14h 39m

Santa Rosa Sonoma County

Sun 9/13

7:10 am-1:25 pm

1 stop6h 15m

$242

PortlandSanta Rosa

PDX Portland - STS Santa Rosa Sonoma County

PDXSTS

Portland

Sat 10/3

1:49 pm-7:50 pm

1 stop6h 01m

Santa Rosa Sonoma County

Mon 10/5

6:19 am-1:50 pm

1 stop7h 31m

$243

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 Francisco from

How to get the cheapest flight ticket from State of Washington to Santa Rosa

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 cheapest month to fly to Santa Rosa?

If you are unable to visit Santa Rosa during the month of April, then departing from State of Washington during the month January is also very affordable. Most momondo users find prices during this month for around $308.

What is the cheapest day to depart on your flight to Santa Rosa?

Our data shows that Tuesday is the least expensive day to fly to Santa Rosa. Tickets to fly out on this day can be as low as $217. On the other hand, Monday is the most expensive day to depart from State of Washington because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $397.

What is the cheapest time of day to depart on your flight to Santa Rosa?

Our data shows that the cheapest State of Washington to Santa Rosa flights are usually those with departure times in the afternoon. Our users have found flights to Santa Rosa in the afternoon for as low as $257. Flights in the evening are often more expensive with an average ticket price of $415.

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

Fly from Seattle/Tacoma Intl to Santa Rosa Sonoma County for the best Washington - Santa Rosa Sonoma County flight prices

How far in advance should I book a flight from Washington to Santa Rosa?

You are more likely to see cheaper flights to Santa Rosa from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Santa Rosa for around $340 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santa Rosa from State of Washington for as low as $160 on momondo.

What cabin class options are available on State of Washington to Santa Rosa flights?

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

Can stopping save me money on State of Washington to Santa Rosa flights?

You could potentially save up to 37% on your flight if you consider stops on a State of Washington to Santa Rosa flight.

Cheap State of Washington to Santa Rosa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Santa Rosa

Best Price Found

$79

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Santa Rosa

1 airport
The best one-way flight to Santa Rosa from State of Washington in the past 72 hours is $79. The best round-trip flight deal from State of Washington to Santa Rosa found on momondo in the last 72 hours is $157.
The fastest flight from State of Washington to Santa Rosa takes 1h 35m
Direct flights go from State of Washington to Santa Rosa every day.
There is 1 airport in Santa Rosa. From State of Washington there are direct flights to Santa Rosa Sonoma County (STS).
Search flight deals

Frequently asked questions about flying from Washington to Santa Rosa

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

    Prices for flights from Washington to Santa Rosa Sonoma County Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington 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.

  • What is the most popular plane model from State of Washington to Santa Rosa?

Best airlines flying from State of Washington to Santa Rosa

Compare and see reviews for airlines that fly from State of Washington to Santa Rosa with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $157Free CancellationRating
7.9
12,810 reviews
Search Alaska Airlines flights

Traveling to a place near San Francisco?

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

Why use momondo?

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

Finding the right flight to Santa Rosa from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that 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 from Washington to Santa Rosa with flexible booking policies on momondo?

Flights from Washington to Santa Rosa with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Washington and Santa Rosa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Washington to Santa Rosa flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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