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Santa Rosa

$88+ Cheap flights from Oregon 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STS
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Oregon to Santa Rosa

Cheapest flights from Oregon to Santa Rosa
Explore the most affordable flight options available from Oregon to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 12/319:00 amBOI - STS
1 stop11h 02mAlaska Airlines
Sun 1/48:17 pmSTS - BOI
1 stop11h 58mAlaska Airlines
Deal found 12/15$357
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 12/315:09 pmPDX - STS
Nonstop1h 53mAlaska Airlines
Sun 1/48:17 pmSTS - PDX
Nonstop1h 46mAlaska Airlines
Deal found 12/16$377
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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 12/315:57 pmPDX - STS
1 stop5h 39mAlaska Airlines
Sat 1/312:03 pmSTS - PDX
Nonstop1h 45mAlaska Airlines
Deal found 12/17$427
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 12/305:43 amBOI - STS
1 stop4h 41mAlaska Airlines
Thu 1/16:00 amSTS - BOI
1 stop6h 49mAlaska Airlines
Deal found 12/16$478
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 12/223:59 pmPDX - STS
1 stop6h 18mAlaska Airlines
Wed 12/318:17 pmSTS - PDX
Nonstop1h 46mAlaska Airlines
Deal found 12/15$487
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 12/305:43 amBOI - STS
1 stop4h 41mAlaska Airlines
Wed 12/317:35 amSTS - BOI
1 stop11h 35mAlaska Airlines
Deal found 12/16$490
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 12/314:16 pmBOI - STS
2 stops8h 20mAlaska Airlines
Fri 1/26:00 amSTS - BOI
1 stop6h 49mAlaska Airlines
Deal found 12/16$496
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 12/295:17 pmPDX - STS
Nonstop1h 53mAlaska Airlines
Thu 1/18:17 pmSTS - PDX
Nonstop1h 46mAlaska Airlines
Deal found 12/16$497
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:35 amPDX - STS
Nonstop1h 49mAlaska Airlines
Fri 1/26:00 amSTS - PDX
1 stop4h 53mAlaska Airlines
Deal found 12/17$506
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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 12/255:17 pmPDX - STS
Nonstop1h 53mAlaska Airlines
Thu 1/16:00 amSTS - PDX
1 stop4h 53mAlaska Airlines
Deal found 12/17$507
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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 amPDX - STS
1 stop7h 11mAlaska Airlines
Wed 12/317:00 amSTS - PDX
2 stops15h 24mAlaska Airlines
Deal found 12/17$516
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 12/256:55 amBOI - STS
1 stop5h 28mAlaska Airlines
Thu 12/252:24 pmSTS - BOI
1 stop7h 02mAlaska Airlines
Deal found 12/16$535

Find flight deals from Oregon to Santa Rosa

Keep the following information in mind while searching for Oregon to Santa Rosa flight deals. Data was last updated December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$136
(Kiwi.com)

One-way from

$88
(Alaska Airlines)

Popular in

March

Cheapest in

January

Average price

$236

Good round-trip deal

$192 or less

Good one-way deal

$288 or less
Provider with most accurate pricing for Portland-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-San Francisco flights.
Search Deals
From Oregon to Santa Rosa Sonoma County
Search Deals
One-way flight from Oregon to Santa Rosa Sonoma County
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Oregon to Santa Rosa Sonoma County.
Search Deals
Price to beat on a one-way flight from Oregon to Santa Rosa Sonoma County.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon 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 December 18, 2025.
Use the filters below to find and compare flights from Oregon to Santa Rosa that are best for you.

Fly from

Oregon

Fly to

Santa Rosa

Route

Depart

Return

Price

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Wed 1/21

10:45 am-12:22 pm

Nonstop1h 37m

Santa Rosa Sonoma County

Sat 1/24

6:50 am-8:38 am

Nonstop1h 48m

$137

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Tue 1/13

10:45 am-12:22 pm

Nonstop1h 37m

Santa Rosa Sonoma County

Tue 1/20

6:50 am-8:38 am

Nonstop1h 48m

$137

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Sat 2/21

7:15 am-9:14 am

Nonstop1h 59m

Santa Rosa Sonoma County

Mon 2/23

6:50 pm-8:36 pm

Nonstop1h 46m

$147

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Sat 2/7

5:40 pm-7:24 pm

Nonstop1h 44m

Santa Rosa Sonoma County

Mon 2/9

6:50 am-8:38 am

Nonstop1h 48m

$147

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Thu 1/15

6:57 pm-8:41 pm

Nonstop1h 44m

Santa Rosa Sonoma County

Tue 1/20

6:50 am-8:38 am

Nonstop1h 48m

$147

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Thu 1/15

7:15 am-8:58 am

Nonstop1h 43m

Santa Rosa Sonoma County

Wed 1/21

6:50 am-8:38 am

Nonstop1h 48m

$147

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Sat 2/21

7:15 am-9:14 am

Nonstop1h 59m

Santa Rosa Sonoma County

Sun 3/1

8:00 am-9:44 am

Nonstop1h 44m

$147

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Tue 1/6

7:35 am-9:24 am

Nonstop1h 49m

Santa Rosa Sonoma County

Mon 1/12

6:50 am-8:38 am

Nonstop1h 48m

$147

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Sat 2/21

7:15 am-9:14 am

Nonstop1h 59m

Santa Rosa Sonoma County

Mon 3/2

6:50 pm-8:36 pm

Nonstop1h 46m

$147

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Thu 2/19

7:15 am-9:14 am

Nonstop1h 59m

Santa Rosa Sonoma County

Sun 3/1

8:00 am-9:44 am

Nonstop1h 44m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 49 results
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Best time to book a flight from Oregon to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Oregon 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 Oregon to Santa Rosa

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

Currently, January is the cheapest month in which you can book a flight from Oregon to Santa Rosa (average of $37). Flying from Oregon to Santa Rosa in November is currently the most expensive (average of $115). 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 OR to STS?

Find hourly flight availability from Oregon 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 December 18, 2025.

It’s typically best to fly out from Oregon to Santa Rosa in the evening. Doing so could potentially save you 45% on the flight price compared to flying in the afternoon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Santa Rosa. 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 into for flights to Santa Rosa from Oregon?

    If you book a flight to Santa Rosa from Oregon, you will be flying to 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.

  • How popular is this Oregon to Santa Rosa flight route?

    The Oregon to Santa Rosa Sonoma County flight path was viewed by 11 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Alaska Airlines can get you from Oregon to Santa Rosa in just under 1h 37m. Your travel time will be generally consistent. The distance from Oregon to Santa Rosa is about 489 mi. Generally, flights for this route are nonstop.

  • What are the most popular routes from Oregon to Santa Rosa?

    The most popular route from Oregon to Santa Rosa is Portland - Santa Rosa Sonoma County. You may also consider Boise Air Term. Gowen Fld - Santa Rosa Sonoma County or Eugene - Santa Rosa Sonoma County.

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

    The top 3 most reliable airlines when flying from Oregon to Santa Rosa are Horizon Air (82%), Hawaiian Airlines (66%) and Alaska Airlines (63%).

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

    Looking for the cheapest flight from Oregon to Santa Rosa? While on average our users pay $347, our data indicates the cheapest price to be $98. The most popular route (Portland - Santa Rosa Sonoma County), is priced around $137.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oregon to Santa Rosa 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 Oregon to Santa Rosa?

    Currently, January is the cheapest month in which you can book a flight from Oregon to Santa Rosa (average of $37). Flying from Oregon to Santa Rosa in November is currently the most expensive (average of $115). 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

Traveling to a place near Santa Rosa?

Book flights to Santa Rosa if you plan to visit one of these locations
Fort Bragg
Ukiah

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Alternative routes for Oregon to Santa Rosa

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Oregon to Santa Rosa

Discover the top 2 airlines that operate flights from Oregon 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$157Average$386FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$197Average$377FlexibilityNo cancel feeOn-time85%

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