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Cheap flights from Phoenix Sky Harbor Intl Airport to San Francisco from $122

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to San Francisco departing on 1/22. 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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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
3:17 pm - 11:59 pm
PHX
-
STS
9h 42m1 stop
Alaska Airlines Logo
9:33 pm - 7:48 pm
STS
-
PHX
21h 15m1 stop
$242Alaska Airlines
Thu, Jan 15 - Fri, Jan 23
Alaska Airlines Logo
1:16 pm - 11:59 pm
PHX
-
STS
11h 43m1 stop
Alaska Airlines Logo
7:00 am - 11:59 pm
STS
-
PHX
15h 59m2 stops
$243Alaska Airlines
Thu, Jan 15 - Sun, Jan 18
Alaska Airlines Logo
3:17 pm - 10:35 am
PHX
-
STS
20h 18m1 stop
Alaska Airlines Logo
6:50 am - 5:53 pm
STS
-
PHX
10h 03m2 stops
$247Alaska Airlines
Fri, Jan 16 - Tue, Jan 20
Alaska Airlines Logo
3:45 pm - 11:11 pm
PHX
-
STS
8h 26m1 stop
Alaska Airlines Logo
6:50 am - 11:59 pm
STS
-
PHX
16h 09m2 stops
$248Alaska Airlines
Thu, Jan 22 - Tue, Jan 27
Alaska Airlines Logo
7:00 am - 11:59 pm
PHX
-
STS
17h 59m1 stop
Alaska Airlines Logo
9:38 am - 7:25 pm
STS
-
PHX
8h 47m1 stop
$252Alaska Airlines
Sun, Jan 18 - Thu, Jan 22
Alaska Airlines Logo
3:17 pm - 10:35 am
PHX
-
STS
20h 18m1 stop
Alaska Airlines Logo
7:00 am - 10:46 pm
STS
-
PHX
14h 46m2 stops
$258Alaska Airlines
Sat, Jan 17 - Wed, Jan 21
Alaska Airlines Logo
7:00 am - 9:52 pm
PHX
-
STS
15h 52m1 stop
Alaska Airlines Logo
11:07 am - 11:42 pm
STS
-
PHX
11h 35m2 stops
$259Alaska Airlines
Tue, Feb 24 - Wed, Feb 25
Alaska Airlines Logo
3:17 pm - 11:59 pm
PHX
-
STS
9h 42m1 stop
Alaska Airlines Logo
11:15 am - 5:53 pm
STS
-
PHX
5h 38m1 stop
$262Alaska Airlines
Fri, Jan 16 - Sat, Jan 24
Alaska Airlines Logo
11:00 am - 11:11 pm
PHX
-
STS
13h 11m2 stops
Alaska Airlines Logo
11:15 am - 7:48 pm
STS
-
PHX
7h 33m1 stop
$263Alaska Airlines
Thu, Jan 22 - Sat, Jan 24
Alaska Airlines Logo
6:00 am - 9:52 pm
PHX
-
STS
16h 52m1 stop
Alaska Airlines Logo
11:07 am - 11:42 pm
STS
-
PHX
11h 35m2 stops
$266Alaska Airlines
Tue, Feb 24 - Wed, Feb 25

Alaska Airlines flights from Phoenix Sky Harbor Intl Airport to Santa Rosa

Our best Alaska Airlines deals on Phoenix Sky Harbor Intl Airport to Santa Rosa flight tickets
Alaska Airlines
Jan 15
PHX3:17 pmPhoenix Sky Harbor Intl
9h 42m
1 stop
STS11:59 pmSanta Rosa Sonoma County
Jan 24
STS11:15 amSanta Rosa Sonoma County
10h 31m
1 stop
PHX10:46 pmPhoenix Sky Harbor Intl
$242
Find similar
Alaska Airlines
Jan 15
PHX1:16 pmPhoenix Sky Harbor Intl
11h 43m
1 stop
STS11:59 pmSanta Rosa Sonoma County
Jan 18
STS7:00 amSanta Rosa Sonoma County
15h 59m
2 stops
PHX11:59 pmPhoenix Sky Harbor Intl
$243
Find similar
Alaska Airlines
Jan 16
PHX3:17 pmPhoenix Sky Harbor Intl
20h 18m
1 stop
STS10:35 amSanta Rosa Sonoma County
Jan 20
STS6:50 amSanta Rosa Sonoma County
10h 03m
2 stops
PHX5:53 pmPhoenix Sky Harbor Intl
$247
Find similar

American Airlines flights from Phoenix Sky Harbor Intl Airport to Santa Rosa

Our best American Airlines deals on Phoenix Sky Harbor Intl Airport to Santa Rosa flight tickets
American Airlines
May 2
PHX10:04 amPhoenix Sky Harbor Intl
2h 13m
STS12:17 pmSanta Rosa Sonoma County
May 4
STS12:46 pmSanta Rosa Sonoma County
2h 04m
PHX2:50 pmPhoenix Sky Harbor Intl
$350
Find similar
American Airlines
Jan 23
PHX11:04 amPhoenix Sky Harbor Intl
2h 21m
STS12:25 pmSanta Rosa Sonoma County
Jan 25
STS4:23 pmSanta Rosa Sonoma County
2h 02m
PHX7:25 pmPhoenix Sky Harbor Intl
$395
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport 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 December 21, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Santa Rosa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Thu 1/15

3:17 pm-11:59 pm

1 stop9h 42m

Santa Rosa Sonoma County

Fri 1/23

9:33 pm-7:48 pm

1 stop21h 15m

$242

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Thu 1/15

1:16 pm-11:59 pm

1 stop11h 43m

Santa Rosa Sonoma County

Sun 1/18

7:00 am-11:59 pm

2 stops15h 59m

$243

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Fri 1/16

3:17 pm-10:35 am

1 stop20h 18m

Santa Rosa Sonoma County

Tue 1/20

6:50 am-5:53 pm

2 stops10h 03m

$247

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Thu 1/22

3:45 pm-11:11 pm

1 stop8h 26m

Santa Rosa Sonoma County

Tue 1/27

6:50 am-11:59 pm

2 stops16h 09m

$248

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Sun 1/18

7:00 am-11:59 pm

1 stop17h 59m

Santa Rosa Sonoma County

Thu 1/22

9:38 am-7:25 pm

1 stop8h 47m

$252

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Sat 1/17

3:17 pm-10:35 am

1 stop20h 18m

Santa Rosa Sonoma County

Wed 1/21

7:00 am-10:46 pm

2 stops14h 46m

$258

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Tue 2/24

7:00 am-9:52 pm

1 stop15h 52m

Santa Rosa Sonoma County

Wed 2/25

11:07 am-11:42 pm

2 stops11h 35m

$259

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Fri 1/16

3:17 pm-11:59 pm

1 stop9h 42m

Santa Rosa Sonoma County

Sat 1/24

11:15 am-5:53 pm

1 stop5h 38m

$262

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Thu 1/22

11:00 am-11:11 pm

2 stops13h 11m

Santa Rosa Sonoma County

Sat 1/24

11:15 am-7:48 pm

1 stop7h 33m

$263

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Tue 2/24

6:00 am-9:52 pm

1 stop16h 52m

Santa Rosa Sonoma County

Wed 2/25

11:07 am-11:42 pm

2 stops11h 35m

$266

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 Phoenix Sky Harbor Intl Airport 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 January, then departing from Phoenix Sky Harbor Intl Airport during the month April is also very affordable. Most momondo users find prices during this month for around $385.

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

Our data shows that Saturday is the least expensive day to fly to Santa Rosa. Tickets to fly out on this day can be as low as $365. On the other hand, Sunday is the most expensive day to depart from Phoenix Sky Harbor Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $465.

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

Our data shows that the cheapest Phoenix Sky Harbor Intl Airport 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 $301. Flights in the morning are often more expensive with an average ticket price of $405.

What is the cheapest Phoenix Sky Harbor Intl to Santa Rosa Sonoma County flight route?

Fly from Phoenix Sky Harbor Intl to Santa Rosa Sonoma County for the best Phoenix Sky Harbor Intl - Santa Rosa Sonoma County flight prices

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

You are more likely to see cheaper flights to Santa Rosa from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Santa Rosa for around $410 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santa Rosa from Phoenix Sky Harbor Intl Airport for as low as $325 on momondo.

What cabin class options are available on Phoenix Sky Harbor Intl to Santa Rosa Sonoma County flights?

There are 3 cabin classes available to choose from on Phoenix Sky Harbor Intl to Santa Rosa Sonoma County 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 Phoenix Sky Harbor Intl Airport to Santa Rosa flights?

You could potentially save up to 35% on your flight if you consider stops on a Phoenix Sky Harbor Intl Airport to Santa Rosa flight.

How have Phoenix Sky Harbor Intl Airport to Santa Rosa flight prices changed over time?

As of December 2025, prices for Phoenix Sky Harbor Intl Airport to Santa Rosa flights are approximately 658% more expensive when compared to flights at the same time last year.

When to book flights from Phoenix Sky Harbor Intl Airport to Santa Rosa

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

Cheap Phoenix Sky Harbor Intl Airport to Santa Rosa (PHX to STS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Santa Rosa

Best Price Found

$370

Fastest flight time

2h 13m

Direct flights

Every day

Airports in Santa Rosa

1 airport
The best one-way flight to Santa Rosa from Phoenix Sky Harbor Intl Airport in the past 72 hours is $370. The best round-trip flight deal from Phoenix Sky Harbor Intl Airport to Santa Rosa found on momondo in the last 72 hours is $395.
The fastest flight from Phoenix Sky Harbor Intl Airport to Santa Rosa takes 2h 13m
Direct flights go from Phoenix Sky Harbor Intl Airport to Santa Rosa every day.
There is 1 airport in Santa Rosa. From Phoenix Sky Harbor Intl Airport there are direct flights to Santa Rosa Sonoma County (STS).
Search flight deals

  • How far is Phoenix Sky Harbor Intl to Santa Rosa Sonoma County by plane?

    The distance between Phoenix Sky Harbor Intl and Santa Rosa Sonoma County is about 690.9 mi. Flights usually cover this in 2h 13m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Santa Rosa Sonoma County Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to Santa Rosa Sonoma County Airport refresh daily.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Santa Rosa Sonoma County Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Santa Rosa Sonoma County Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport to Santa Rosa Sonoma County Airport.

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

    The required travel and health documents for your Santa Rosa Sonoma County 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 Santa Rosa Sonoma County 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 Phoenix Sky Harbor Intl Airport to Santa Rosa?

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to Santa Rosa?

Best airlines flying from Phoenix Sky Harbor Intl Airport to Santa Rosa

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Santa Rosa with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $55Free CancellationRating
5.8
3,079 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $237Free CancellationRating
8.0
11,496 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $305Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights

  • Alaska Airlines Flights From Phoenix Sky Harbor Intl Airport to Santa Rosa

    Alaska Airlines flies from Phoenix Sky Harbor Intl Airport to Santa Rosa around 10 times per week, with 11,496 momondo users rating the airline 8.0/10. The cheapest Alaska Airlines deal from Phoenix Sky Harbor Intl Airport to Santa Rosa in the last 72 hours was $237 (round-trip), much lower than the average airfare cost of $415 for Alaska Airlines flights on this route.

  • American Airlines Flights From Phoenix Sky Harbor Intl Airport to Santa Rosa

    Another popular option for Phoenix Sky Harbor Intl Airport to Santa Rosa flights is American Airlines (7.2/10, 11,051 ratings). American Airlines flies from Phoenix Sky Harbor Intl Airport to Santa Rosa around 10 times per week, with deals starting from $305 round-trip and rising to an average price of around $396.

Traveling to a place near San Francisco?

Book flights to San Francisco 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 from Phoenix to Santa Rosa?

Finding the right flight to Santa Rosa from Phoenix 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 Phoenix to Santa Rosa with flexible booking policies on momondo?

Yes. All flights to Santa Rosa from Phoenix on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Phoenix 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 Phoenix to Santa Rosa right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Santa Rosa, momondo offers a useful price alert feature which will track prices for flights to Santa Rosa from Phoenix and alert you when they change.

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