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$99+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
STS — PHX
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Santa Rosa Sonoma County to Phoenix are usually found in May or July, booked 77 days in advance, depart on a Wednesday or Saturday and return on a Saturday

Cheap 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 July 3, 2025.

Round-trip from

$187
(American Airlines)

One-way from

$99
(American Airlines)

Popular in

December

Cheapest in

May

Average price

$385
From Santa Rosa Sonoma County to Phoenix
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One-way flight from Santa Rosa Sonoma County to Phoenix
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Highest demand for flights based on searches. 5% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/134:17 pmSTS - PHX
Nonstop2h 08mAmerican Airlines
Wed 8/2010:13 amPHX - STS
Nonstop2h 16mAmerican Airlines
Deal found 7/1$187
This Alaska Airlines deal was found by Cheapflights users on 7/1. 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.
Wed 11/126:53 amSTS - PHX
1 stop4h 03mAlaska Airlines
Mon 11/174:15 pmPHX - STS
1 stop8h 41mAlaska Airlines
Deal found 7/1$206
This Hawaiian Airlines deal was found by Cheapflights users on 7/2. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/303:23 pmSTS - PHX
1 stop7h 03mHawaiian Airlines
Tue 10/287:01 amPHX - STS
1 stop4h 17mHawaiian Airlines
Deal found 7/2$225

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 July 3, 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

Wed 8/13

4:17 pm-6:25 pm

Nonstop2h 08m

Phoenix Sky Harbor Intl

Wed 8/20

10:13 am-12:29 pm

Nonstop2h 16m

$187

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Wed 11/12

6:53 am-11:56 am

1 stop4h 03m

Phoenix Sky Harbor Intl

Mon 11/17

4:15 pm-11:56 pm

1 stop8h 41m

$206

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 9/30

3:23 pm-10:26 pm

1 stop7h 03m

Phoenix Sky Harbor Intl

Tue 10/28

7:01 am-11:18 am

1 stop4h 17m

$225

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Thu 8/28

12:59 pm-3:15 pm

Nonstop2h 16m

$99

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 8/26

6:00 am-9:59 am

1 stop3h 59m

$104

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Thu 8/28

6:00 am-9:59 am

1 stop3h 59m

$138

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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 June 27, 2025.

Booking 49 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, January is the cheapest month in which you can book a flight from Santa Rosa to Phoenix (average of $258). Flying from Santa Rosa to Phoenix in March is currently the most expensive (average of $337). 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 July 3, 2025.

It’s typically best to fly out from Santa Rosa to Phoenix in the evening. Doing so could potentially save you 60% on the flight price compared to flying at noon, which is usually more expensive.

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 July 3, 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
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 0 flights from Sonoma County to Phoenix per day from 2 different airlines.

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

    Flying on American Airlines is currently your cheapest option to Phoenix, with prices starting at $187. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and Hawaiian Airlines, with the lowest prices starting at $206 and $225, respectively. These flights start at 54% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Santa Rosa to Phoenix one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $99. Users have also found prices from $104 and $138 on Hawaiian Airlines and Alaska Airlines, respectively.

  • 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 (90%), American Airlines (76%), Alaska Airlines (66%).

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

    Looking at all options, your cheapest flight can be booked for $123. While the most popular route (Santa Rosa Sonoma County - Phoenix Sky Harbor Intl) can be booked for $225 on average our data indicates $518 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, January is the cheapest month in which you can book a flight from Santa Rosa to Phoenix (average of $258). Flying from Santa Rosa to Phoenix in March is currently the most expensive (average of $337). 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 2 airlines flying from Santa Rosa to Phoenix

Discover the top 2 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$291Average$393FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$312Average$494FlexibilityNo cancel feeOn-time75%

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