$112+ Cheap flights from Phoenix to Santa Rosa (STS)
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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — STS
Apr 9 — Apr 161
Round-trip
1 adult, Economy
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Find cheap flights from Phoenix to Santa Rosa with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Phoenix to Santa Rosa Sonoma County are usually found in January or April, booked 68 days in advance, depart on a Saturday or Wednesday and return on a Saturday
Cheap flight deals from Phoenix to Santa Rosa
Cheapest
Best
Last-minute
One-way
Cheapest flights from Phoenix to Santa RosaExplore the most affordable flight options available from Phoenix to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
Explore the most affordable flight options available from Phoenix to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 5/56:37 am
PHX
- STS
1 stop12h 29m
Alaska Airlines
Sat 5/910:01 am
STS
- PHX
1 stop9h 59m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$233
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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.
Sat 5/26:37 am
PHX
- STS
1 stop4h 21m
Alaska Airlines
Mon 5/47:23 am
STS
- PHX
1 stop15h 08m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 5/77:15 pm
PHX
- STS
1 stop4h 12m
Alaska Airlines
Sat 5/97:23 am
STS
- PHX
1 stop27h 00m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$248
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 5/55:00 am
PHX
- STS
2 stops18h 59m
Alaska Airlines
Wed 5/67:23 am
STS
- PHX
1 stop15h 20m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$253
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 4/306:37 am
PHX
- STS
1 stop4h 21m
Alaska Airlines
Sat 5/97:23 am
STS
- PHX
1 stop7h 38m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$260
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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.
Mon 5/46:37 am
PHX
- STS
1 stop16h 50m
Alaska Airlines
Wed 5/137:40 pm
STS
- PHX
1 stop23h 30m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$263
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 4/216:28 pm
PHX
- STS
1 stop4h 45m
Alaska Airlines
Wed 5/610:01 am
STS
- PHX
2 stops13h 58m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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.
Fri 5/87:15 pm
PHX
- STS
1 stop4h 12m
Alaska Airlines
Sat 5/167:06 am
STS
- PHX
1 stop8h 35m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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 4/76:28 pm
PHX
- STS
2 stops19h 48m
Alaska Airlines
Fri 4/107:46 pm
STS
- PHX
1 stop22h 00m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$273
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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.
Sun 5/106:37 am
PHX
- STS
1 stop4h 21m
Alaska Airlines
Sat 5/167:06 am
STS
- PHX
1 stop8h 35m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$275
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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.
Sat 5/96:37 am
PHX
- STS
1 stop4h 21m
Alaska Airlines
Wed 5/137:40 pm
STS
- PHX
1 stop23h 30m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$280
Best flights from Phoenix to Santa RosaDiscover carefully curated flight deals from Phoenix to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
Discover carefully curated flight deals from Phoenix to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 5/56:37 am
PHX
- STS
1 stop4h 21m
Alaska Airlines
Wed 5/610:01 am
STS
- PHX
1 stop8h 25m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$233
This Southwest deal was found by Cheapflights users on 3/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:00 pm
PHX
- STS
2 stops8h 10m
Southwest
Wed 5/66:00 am
STS
- PHX
2 stops9h 45m
Southwest
Deal found 3/8![Southwest logo]()
$305
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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.
Sat 5/26:37 am
PHX
- STS
1 stop4h 21m
Alaska Airlines
Mon 5/47:23 am
STS
- PHX
1 stop15h 08m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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 4/1611:15 am
PHX
- STS
1 stop11h 58m
Alaska Airlines
Sun 4/197:00 am
STS
- PHX
1 stop16h 27m
Alaska Airlines
Deal found 3/5![Alaska Airlines logo]()
$313
This Southwest deal was found by Cheapflights users on 3/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:40 am
PHX
- STS
1 stop4h 20m
Southwest
Wed 4/226:00 am
STS
- PHX
2 stops7h 10m
Southwest
Deal found 3/7![Southwest logo]()
$352
This Southwest deal was found by Cheapflights users on 3/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/78:45 am
PHX
- STS
2 stops7h 15m
Southwest
Sun 5/106:05 am
STS
- PHX
2 stops8h 00m
Southwest
Deal found 3/5![Southwest logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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 6/37:20 am
PHX
- STS
2 stops10h 59m
Alaska Airlines
Mon 6/87:40 pm
STS
- PHX
1 stop4h 16m
Alaska Airlines
Deal found 3/5![Alaska Airlines logo]()
$355
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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.
Fri 4/107:00 am
PHX
- STS
1 stop16h 13m
Alaska Airlines
Sun 4/127:46 pm
STS
- PHX
1 stop22h 00m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$358
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 3/246:28 pm
PHX
- STS
1 stop4h 45m
Alaska Airlines
Tue 4/77:05 am
STS
- PHX
2 stops16h 47m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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.
Fri 5/87:15 pm
PHX
- STS
1 stop4h 12m
Alaska Airlines
Thu 5/147:01 am
STS
- PHX
1 stop4h 21m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$383
Last-minute flights from Phoenix to Santa RosaDiscover last-minute flight deals from Phoenix to Santa Rosa. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from Phoenix to Santa Rosa. Data last updated March 10, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/13:21 pm
PHX
- STS
1 stop7h 52m
Alaska Airlines
Tue 4/77:46 pm
STS
- PHX
1 stop3h 41m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$253
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/27:00 am
PHX
- STS
1 stop16h 13m
Alaska Airlines
Tue 4/77:46 pm
STS
- PHX
1 stop3h 41m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$298
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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.
Mon 4/66:28 pm
PHX
- STS
1 stop15h 35m
Alaska Airlines
Mon 4/137:46 pm
STS
- PHX
1 stop3h 41m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$288
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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 4/73:21 pm
PHX
- STS
1 stop7h 52m
Alaska Airlines
Fri 4/107:46 pm
STS
- PHX
1 stop22h 00m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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.
Mon 4/136:28 pm
PHX
- STS
1 stop15h 35m
Alaska Airlines
Mon 4/207:46 pm
STS
- PHX
1 stop22h 00m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$248
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/156:28 pm
PHX
- STS
1 stop4h 45m
Alaska Airlines
Thu 4/167:46 pm
STS
- PHX
1 stop22h 00m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$233
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:15 pm
PHX
- STS
1 stop4h 55m
Southwest
Sat 4/186:05 am
STS
- PHX
2 stops6h 50m
Southwest
Deal found 3/9![Southwest logo]()
$300
This Expedia deal was found by Cheapflights users on 3/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:28 pm
PHX
- STS
1 stop4h 45m
Alaska Airlines
Wed 5/67:23 am
STS
- PHX
1 stop7h 38m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 4/306:37 am
PHX
- STS
1 stop4h 21m
Alaska Airlines
Sat 5/97:23 am
STS
- PHX
1 stop7h 38m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$260
One-way flights from Phoenix to Santa RosaSearch for one-way flight options from Phoenix to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
Search for one-way flight options from Phoenix to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This WAYA deal was found by Cheapflights users on 3/8. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/812:18 pm
PHX
- STS
1 stop6h 55m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$112
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 5/56:37 am
PHX
- STS
1 stop4h 21m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$117
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 5/611:20 am
PHX
- STS
1 stop7h 46m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$122
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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 4/73:21 pm
PHX
- STS
2 stops22h 55m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$128
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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.
Sat 5/26:37 am
PHX
- STS
1 stop4h 21m
Alaska Airlines
Deal found 3/5![Alaska Airlines logo]()
$129
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 5/77:15 pm
PHX
- STS
1 stop4h 12m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$132
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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 4/86:28 pm
PHX
- STS
1 stop4h 45m
Alaska Airlines
Deal found 3/5![Alaska Airlines logo]()
$135
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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.
Sat 5/95:00 am
PHX
- STS
2 stops11h 23m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$137
This WAYA deal was found by Cheapflights users on 3/10. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/912:15 pm
PHX
- STS
1 stop5h 56m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$141
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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 4/211:15 am
PHX
- STS
1 stop11h 58m
Alaska Airlines
Deal found 3/5![Alaska Airlines logo]()
$142
This WAYA deal was found by Cheapflights users on 3/5. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:07 pm
PHX
- STS
1 stop5h 52m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$146
Find flight deals from Phoenix to Santa Rosa
Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Santa Rosa (STS). 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 March 10, 2026.
Round-trip from | $233 (Alaska Airlines) |
|---|---|
One-way from | $112 (WAYA) |
Popular in | December |
Cheapest in | January |
Average price | $395 |
Cheapflights Fare Finder
Customize your flight search to find flights from Phoenix 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, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Phoenix to Santa Rosa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhoenixSanta Rosa
PHX - STS
PHXSTS
Phoenix Sky Harbor Intl
Tue 5/5
6:37 am-10:58 am
1 stop4h 21m
Santa Rosa Sonoma County
Wed 5/6
10:01 am-6:26 pm
1 stop8h 25m
$233
PhoenixSanta Rosa
PHX - STS
PHXSTS
Phoenix Sky Harbor Intl
Sat 5/2
6:37 am-10:58 am
1 stop4h 21m
Santa Rosa Sonoma County
Mon 5/4
7:23 am-10:31 pm
1 stop15h 08m
$245
PhoenixSanta Rosa
PHX - STS
PHXSTS
Phoenix Sky Harbor Intl
Tue 4/21
2:00 pm-10:10 pm
2 stops8h 10m
Santa Rosa Sonoma County
Wed 5/6
6:00 am-3:45 pm
2 stops9h 45m
$305
PhoenixSanta Rosa
PHX - STS
PHXSTS
Phoenix Sky Harbor Intl
Thu 4/16
11:15 am-11:13 pm
1 stop11h 58m
Santa Rosa Sonoma County
Sun 4/19
7:00 am-11:27 pm
1 stop16h 27m
$313
PhoenixSanta Rosa
PHX - STS
PHXSTS
Phoenix Sky Harbor Intl
Sun 4/19
6:40 am-11:00 am
1 stop4h 20m
Santa Rosa Sonoma County
Wed 4/22
6:00 am-1:10 pm
2 stops7h 10m
$352
PhoenixSanta Rosa
PHX - STS
PHXSTS
Phoenix Sky Harbor Intl
Wed 6/3
7:20 am-6:19 pm
2 stops10h 59m
Santa Rosa Sonoma County
Mon 6/8
7:40 pm-11:56 pm
1 stop4h 16m
$355
PhoenixSanta Rosa
PHX - STS
PHXSTS
Phoenix Sky Harbor Intl
Fri 4/10
7:00 am-11:13 pm
1 stop16h 13m
Santa Rosa Sonoma County
Sun 4/12
7:46 pm-5:46 pm
1 stop22h 00m
$358
PhoenixSanta Rosa
PHX - STS
PHXSTS
Phoenix Sky Harbor Intl
Tue 3/24
6:28 pm-11:13 pm
1 stop4h 45m
Santa Rosa Sonoma County
Tue 4/7
7:05 am-11:52 pm
2 stops16h 47m
$363
Quickest round-trip
PhoenixSanta Rosa
PHX - STS
PHXSTS
Phoenix Sky Harbor Intl
Fri 5/8
7:15 pm-11:27 pm
1 stop4h 12m
Santa Rosa Sonoma County
Thu 5/14
7:01 am-11:22 am
1 stop4h 21m
$383
PhoenixSanta Rosa
PHX - STS
PHXSTS
Phoenix Sky Harbor Intl
Thu 5/7
8:45 am-4:00 pm
2 stops7h 15m
Santa Rosa Sonoma County
Sun 5/10
6:05 am-2:05 pm
2 stops8h 00m
$388
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from Phoenix to Santa Rosa
Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Phoenix with our price prediction graph.
PH1-STS
PHX-STS
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 Phoenix to Santa Rosa
PH1-STS
PHX-STS
How far ahead should I book a flight from Phoenix to Santa Rosa?
Use this chart to determine the optimal time to book a round-trip flight from Phoenix to Santa Rosa. Price data was last updated on March 6, 2026.
The best time to book flights from Phoenix to Santa Rosa is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Phoenix to Santa Rosa?
Currently, April is the cheapest month in which you can book a flight from Phoenix to Santa Rosa (average of $56). Flying from Phoenix to Santa Rosa in July is currently the most expensive (average of $90). 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 PHX to STS?
Find hourly flight availability from Phoenix to Santa Rosa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 10, 2026.
When flying from Phoenix to Santa Rosa, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Phoenix to Santa Rosa
Explore weekly flight availability from Phoenix to Santa Rosa. 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 March 10, 2026.
The most flights from PH1 to STS are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).
Reviews of airlines servicing Santa Rosa
Get insights into the airlines that provide service to Santa Rosa. 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 Santa Rosa. Reviews last updated March 10, 2026.
Read through reviews of airlines operating flights from Phoenix to Santa Rosa, such as Alaska Airlines,American Airlines, andFrontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
8.0
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Overall
8.0
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Overall
8.0
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Overall
8.0
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Phoenix to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Santa Rosa?
Book flights to Santa Rosa if you plan to visit one of these locationsFort Bragg
Ukiah
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Top 3 airlines flying from Phoenix to Santa Rosa
Discover the top 3 airlines that operate flights from Phoenix to Santa Rosa. 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 March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$30 | Average$92 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$237 | Average$415 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$305 | Average$396 | FlexibilityNo cancel fee | On-time71% |