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$100+ Cheap flights from Santa Rosa (STS) to Phoenix

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
STS — PHX
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Santa Rosa Sonoma County to Phoenix are usually found in April or May, booked 77 days in advance, depart on a Wednesday or Saturday and return on a Saturday

Cheap flight deals from Santa Rosa to Phoenix

Cheapest flights from Santa Rosa to Phoenix
Explore the most affordable flight options available from Santa Rosa to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/4. 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 12/257:00 amSTS - PHX
2 stops7h 51mAlaska Airlines
Tue 1/612:32 pmPHX - STS
2 stops12h 08mAlaska Airlines
Deal found 12/4$243
This Alaska Airlines deal was found by Cheapflights users on 12/3. 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 12/257:00 amSTS - PHX
2 stops7h 51mAlaska Airlines
Tue 1/131:16 pmPHX - STS
2 stops24h 06mAlaska Airlines
Deal found 12/3$250
This Alaska Airlines deal was found by Cheapflights users on 12/4. 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 12/257:00 amSTS - PHX
2 stops7h 51mAlaska Airlines
Mon 1/510:37 pmPHX - STS
2 stops11h 47mAlaska Airlines
Deal found 12/4$263
This Alaska Airlines deal was found by Cheapflights users on 12/2. 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 12/236:45 amSTS - PHX
1 stop16h 08mAlaska Airlines
Tue 1/273:45 pmPHX - STS
1 stop4h 34mAlaska Airlines
Deal found 12/2$267
This Alaska Airlines deal was found by Cheapflights users on 12/4. 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 12/256:45 amSTS - PHX
1 stop4h 15mAlaska Airlines
Wed 1/77:40 amPHX - STS
1 stop5h 42mAlaska Airlines
Deal found 12/4$269
This Alaska Airlines deal was found by Cheapflights users on 12/4. 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 12/257:00 amSTS - PHX
2 stops7h 51mAlaska Airlines
Thu 1/85:12 pmPHX - STS
1 stop7h 47mAlaska Airlines
Deal found 12/4$270
This Alaska Airlines deal was found by Cheapflights users on 12/2. 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 12/236:45 amSTS - PHX
1 stop16h 08mAlaska Airlines
Wed 1/217:40 amPHX - STS
1 stop5h 42mAlaska Airlines
Deal found 12/2$284
This Alaska Airlines deal was found by Cheapflights users on 12/2. 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 12/236:45 amSTS - PHX
1 stop16h 08mAlaska Airlines
Thu 1/227:00 amPHX - STS
2 stops9h 29mAlaska Airlines
Deal found 12/2$285

Find flight deals from Santa Rosa to Phoenix

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Phoenix (PH1). 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 December 4, 2025.

Round-trip from

$191
(Kiwi.com)

One-way from

$100
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$463
From Santa Rosa Sonoma County to Phoenix
Search Deals
One-way flight from Santa Rosa Sonoma County to Phoenix
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Phoenix 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 December 4, 2025.
Use the filters below to find and compare flights from Santa Rosa to Phoenix that are best for you.

Fly from

Santa Rosa

Fly to

Phoenix

Route

Depart

Return

Price

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 2/10

6:50 am-7:48 pm

2 stops11h 58m

Phoenix Sky Harbor Intl

Wed 2/18

12:28 pm-7:02 pm

1 stop7h 34m

$215

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Mon 1/5

7:52 pm-3:59 pm

1 stop19h 07m

Phoenix Sky Harbor Intl

Thu 1/8

11:41 am-6:12 pm

2 stops7h 31m

$218

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Sat 2/21

10:51 am-3:45 pm

1 stop3h 54m

Phoenix Sky Harbor Intl

Tue 2/24

12:28 pm-7:02 pm

1 stop7h 34m

$223

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 1/13

6:50 am-10:46 pm

2 stops14h 56m

Phoenix Sky Harbor Intl

Thu 1/15

7:00 am-11:59 pm

1 stop17h 59m

$247

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Fri 1/30

4:09 pm-4:12 pm

2 stops23h 03m

Phoenix Sky Harbor Intl

Sun 2/1

8:24 am-2:29 pm

1 stop7h 05m

$260

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Wed 2/25

11:07 am-11:40 pm

2 stops11h 33m

Phoenix Sky Harbor Intl

Mon 3/2

4:27 pm-11:09 pm

1 stop7h 42m

$268

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Fri 2/20

6:37 pm-3:45 pm

1 stop20h 08m

Phoenix Sky Harbor Intl

Mon 3/2

4:27 pm-7:17 pm

2 stops27h 50m

$278

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 3/31

9:45 am-3:17 pm

1 stop5h 32m

Phoenix Sky Harbor Intl

Tue 3/31

7:04 pm-10:58 pm

1 stop3h 54m

$279

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 12/23

6:45 am-11:53 pm

1 stop16h 08m

Phoenix Sky Harbor Intl

Wed 1/21

7:40 am-12:22 pm

1 stop5h 42m

$284

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Wed 2/4

2:30 pm-7:25 pm

1 stop3h 55m

$101

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 18 results
1
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Best time to book a flight from Santa Rosa to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix from Santa Rosa with our price prediction graph.
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 Santa Rosa to Phoenix

How far ahead should I book a flight from Santa Rosa to Phoenix?

Use this chart to determine the optimal time to book a round-trip flight from Santa Rosa to Phoenix. Price data was last updated on November 28, 2025.

Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from Santa Rosa to Phoenix. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Santa Rosa to Phoenix?

Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Phoenix (average of $31). Flying from Santa Rosa to Phoenix in June is currently the most expensive (average of $100). 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 STS to PHX?

Find hourly flight availability from Santa Rosa to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

It’s typically best to fly out from Santa Rosa to Phoenix in the evening. Doing so could potentially save you 56% on the flight price compared to flying at noon, which is usually more expensive.

Weekly flight availability from Santa Rosa to Phoenix

Explore weekly flight availability from Santa Rosa to Phoenix. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 4, 2025.

The most flights from STS to PH1 are scheduled on a Monday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Phoenix

Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated December 4, 2025.
Read reviews from past customers who have flown Alaska Airlines, Hawaiian Airlines, and American Airlines from Santa Rosa to Phoenix. 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.
Alaska Airlines
8.0
Very good
11,402 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Alaska Airlines
8.0
Very good
11,402 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Hawaiian Airlines
7.8
Good
2,817 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
American Airlines
7.2
Good
11,047 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Frontier
5.8
Fair
3,090 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Phoenix. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Santa Rosa to Phoenix?

    If you book a flight to Phoenix from Santa Rosa, you will be flying from Sonoma County, which is the city’s only airport. Santa Rosa Sonoma County (STS) is located 7.2 mi from the center of Santa Rosa. There are 2 flights from Sonoma County to Phoenix per day from 4 different airlines.

  • How long is the flight from Santa Rosa to Phoenix?

    Departing from Santa Rosa to Phoenix will take you 11h 58m. The distance between Santa Rosa and Phoenix is about 698 mi.

  • What are the cheapest airlines flying from Santa Rosa to Phoenix round-trip?

    Flying on Frontier is currently your cheapest option to Phoenix, with prices starting at $53. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and Alaska Airlines, with the lowest prices starting at $161 and $262, respectively. These flights start at 87% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Santa Rosa to Phoenix?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Santa Rosa to Phoenix on time: Envoy Air (78%), American Airlines (74%), Alaska Airlines (69%).

  • What are the cheapest flights from Santa Rosa to Phoenix?

    Looking at all options, your cheapest flight can be booked for $224. While the most popular route (Santa Rosa Sonoma County - Phoenix Sky Harbor Intl) can be booked for $203 on average, our data indicates $539 when flying from Santa Rosa to Phoenix.

  • Can I find deals for flights from Santa Rosa to Phoenix that include hotel bookings?

    Yes. In addition to deals on Santa Rosa to Phoenix flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Rosa to Phoenix?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Rosa to Phoenix.

  • Can I find deals for business class flights from Santa Rosa to Phoenix?

    Yes. Cheapflights offers flight deals from Santa Rosa to Phoenix by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santa Rosa to Phoenix?

    Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Phoenix (average of $31). Flying from Santa Rosa to Phoenix in June is currently the most expensive (average of $100). 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.

See more FAQs

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Top 4 airlines flying from Santa Rosa to Phoenix

Discover the top 4 airlines that operate flights from Santa Rosa to Phoenix. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$53Average$186FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$161Average$242FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$262Average$490FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$305Average$402FlexibilityNo cancel feeOn-time71%

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