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Santa Rosa

$245+ Cheap flights from Idaho to Santa Rosa (STS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — STS
dic. 3 — dic. 101
mié. 12/3
mié. 12/10
1 adult, Economy
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Cheap flight deals from Idaho to Santa Rosa

Keep the following information in mind while searching for Idaho to Santa Rosa flight deals. Data was last updated noviembre 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$245
(Alaska Airlines)

Popular in

December

Cheapest in

January

Average price

$277
Provider with most accurate pricing for Boise Air Term. Gowen Fld-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-San Francisco flights.
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From Idaho to Santa Rosa Sonoma County
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Highest demand for flights based on searches. 9% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Idaho to Santa Rosa

Cheapest flights from Idaho to Santa Rosa
Explore the most affordable flight options available from Idaho to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 3, 2025.

This Alaska Airlines deal was found by Cheapflights users on 11/3. 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.
mié. 12/33:39 pmBOI - STS
1 stop22h 50mAlaska Airlines
mié. 12/102:21 pmSTS - BOI
1 stop7h 35mAlaska Airlines
Deal found 11/3$245
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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.
vie. 12/125:45 amBOI - STS
1 stop4h 03mAlaska Airlines
jue. 12/182:24 pmSTS - BOI
1 stop7h 02mAlaska Airlines
Deal found 11/3$282
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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.
vie. 12/125:45 amBOI - STS
1 stop4h 03mAlaska Airlines
vie. 12/196:37 pmSTS - BOI
1 stop27h 25mAlaska Airlines
Deal found 11/3$302
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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.
lun. 12/17:41 pmGEG - STS
1 stop17h 48mAlaska Airlines
jue. 12/42:21 pmSTS - GEG
1 stop7h 07mAlaska Airlines
Deal found 11/2$333
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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.
dom. 12/217:42 pmGEG - STS
1 stop26h 35mAlaska Airlines
sáb. 1/32:24 pmSTS - GEG
1 stop4h 24mAlaska Airlines
Deal found 11/1$347
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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.
sáb. 11/295:00 amGEG - STS
1 stop4h 03mAlaska Airlines
sáb. 12/67:50 amSTS - GEG
1 stop3h 50mAlaska Airlines
Deal found 11/1$421
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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.
lun. 11/176:05 pmBOI - STS
1 stop5h 00mAlaska Airlines
vie. 11/217:40 pmSTS - BOI
1 stop23h 09mAlaska Airlines
Deal found 11/1$450
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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.
mar. 11/181:25 pmBOI - STS
1 stop7h 02mAlaska Airlines
sáb. 11/227:00 pmSTS - BOI
1 stop3h 59mAlaska Airlines
Deal found 11/3$478
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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.
jue. 11/208:50 amBOI - STS
2 stops11h 33mAlaska Airlines
sáb. 11/222:41 pmSTS - BOI
1 stop6h 43mAlaska Airlines
Deal found 11/3$542
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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.
dom. 11/165:00 amGEG - STS
1 stop3h 44mAlaska Airlines
jue. 11/202:09 pmSTS - GEG
1 stop9h 47mAlaska Airlines
Deal found 11/1$558
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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.
lun. 11/105:51 amGEG - STS
1 stop7h 35mAlaska Airlines
mié. 11/1910:50 amSTS - GEG
2 stops13h 32mAlaska Airlines
Deal found 11/2$586
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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.
lun. 11/108:45 amGEG - STS
1 stop4h 41mAlaska Airlines
mar. 11/187:00 amSTS - GEG
1 stop6h 58mAlaska Airlines
Deal found 11/2$603

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho 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 noviembre 3, 2025.
Use the filters below to find and compare flights from Idaho to Santa Rosa that are best for you.

Fly from

Idaho

Fly to

Santa Rosa

Route

Depart

Return

Price

BoiseSanta Rosa

BOI - STS

BOISTS

Boise Air Term. Gowen Fld

mié. 12/3

3:39 pm-1:29 pm

1 stop22h 50m

Santa Rosa Sonoma County

mié. 12/10

2:21 pm-10:56 pm

1 stop7h 35m

$245

BoiseSanta Rosa

BOI - STS

BOISTS

Boise Air Term. Gowen Fld

vie. 12/12

5:45 am-8:48 am

1 stop4h 03m

Santa Rosa Sonoma County

jue. 12/18

2:24 pm-10:26 pm

1 stop7h 02m

$282

BoiseSanta Rosa

BOI - STS

BOISTS

Boise Air Term. Gowen Fld

vie. 12/12

5:45 am-8:48 am

1 stop4h 03m

Santa Rosa Sonoma County

vie. 12/19

6:37 pm-11:02 pm

1 stop27h 25m

$302

SpokaneSanta Rosa

GEG - STS

GEGSTS

Spokane

jue. 1/1

1:42 pm-10:17 pm

1 stop8h 35m

Santa Rosa Sonoma County

sáb. 1/3

2:24 pm-6:48 pm

1 stop4h 24m

$322

SpokaneSanta Rosa

GEG - STS

GEGSTS

Spokane

vie. 2/27

8:40 pm-10:53 pm

1 stop26h 13m

Santa Rosa Sonoma County

dom. 3/1

7:00 pm-8:00 am

1 stop13h 00m

$322

SpokaneSanta Rosa

GEG - STS

GEGSTS

Spokane

lun. 12/1

7:41 pm-1:29 pm

1 stop17h 48m

Santa Rosa Sonoma County

jue. 12/4

2:21 pm-9:28 pm

1 stop7h 07m

$333

BoiseSanta Rosa

BOI - STS

BOISTS

Boise Air Term. Gowen Fld

lun. 4/20

7:00 pm-11:41 pm

1 stop5h 41m

Santa Rosa Sonoma County

jue. 4/23

7:00 pm-11:50 pm

1 stop3h 50m

$338

SpokaneSanta Rosa

GEG - STS

GEGSTS

Spokane

dom. 12/21

7:42 pm-10:17 pm

1 stop26h 35m

Santa Rosa Sonoma County

sáb. 1/3

2:24 pm-6:48 pm

1 stop4h 24m

$347

SpokaneSanta Rosa

GEG - STS

GEGSTS

Spokane

sáb. 1/3

5:00 am-9:24 am

1 stop4h 24m

Santa Rosa Sonoma County

sáb. 1/3

2:24 pm-9:23 am

1 stop18h 59m

$363

SpokaneSanta Rosa

GEG - STS

GEGSTS

Spokane

lun. 4/20

4:30 pm-9:37 pm

1 stop5h 07m

Santa Rosa Sonoma County

vie. 4/24

7:00 pm-10:49 pm

1 stop3h 49m

$378

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Best time to book a flight from Idaho to Santa Rosa

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

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

Currently, April is the cheapest month in which you can book a flight from Idaho to Santa Rosa (average of $60). Flying from Idaho to Santa Rosa in March is currently the most expensive (average of $117). 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 ID to STS?

Find hourly flight availability from Idaho 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 noviembre 3, 2025.

It’s typically best to fly out from Idaho to Santa Rosa in the evening. Doing so could potentially save you 78% on the flight price compared to flying at noon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Idaho 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 Idaho?

    Located just 7.2 mi from the city center, Santa Rosa Sonoma County (STS) is the airport most travelers will use when flying to Santa Rosa from Idaho.

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

    For as low as $245, Alaska Airlines can have you in Santa Rosa from Idaho in 22h 50m. Airlines will cover a distance of 489 mi.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Idaho to Santa Rosa (average of $60). Flying from Idaho to Santa Rosa in March is currently the most expensive (average of $117). 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 Idaho 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 Idaho to Santa Rosa

Discover the top 2 airlines that operate flights from Idaho 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 noviembre 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Avelo AirlinesCheapest$77Average$115FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$220Average$408FlexibilityNo cancel feeOn-time75%

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