Title: Cheap Flights from Santa Rosa (STS) to Sun Valley (SUN) - Expedia.ca ![Around the curve in the road we drove into this stunning Sun Valley sunset. ](https://images.trvl-media.com/place/183166/e5a79077-5021-4cb0-8ac3-eeb4b75ab419.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Adrianne Keffeler ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Santa Rosa (STS) to Sun Valley (SUN) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Santa Rosa, CA (STS-Sonoma County) to Sun Valley, ID (SUN-Friedman Memorial) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sts,to:sun,departure:17/10/2025TANYT&leg2=from:sun,to:sts,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Santa Rosa to Sun Valley (STS - SUN) route information | Origin airport | Sonoma County | | --- | --- | | Destination airport | Friedman Memorial | | Distance | 898 km | ## Windsor to Hailey Flights **The easy way to book your flights from Santa Rosa to Sun Valley**  With Expedia, it’s simple to find and book flights to Sun Valley from Santa Rosa whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Friedman Memorial, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Santa Rosa to Sun Valley today, tomorrow, or this week.   **Save dollars with cheap flights from Sonoma County, STS to Friedman Memorial, SUN**  Sort your search results by price to find great deals on your flight from Santa Rosa to Sun Valley—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Sun Valley from Santa Rosa currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Sun Valley   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Sun Valley from Santa Rosa**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Sun Valley with Expedia today. ## Explore a world of travel with Expedia - Flights ### Flights - [Flights from Boston to Southwest Idaho](https://www.expedia.ca/lp/flights/178239/6054119/boston-to-southwest-idaho) - [Flights from Calgary to Southern Idaho](https://www.expedia.ca/lp/flights/178245/6229413/calgary-to-southern-idaho) - [Flights from Las Vegas to Southwest Idaho](https://www.expedia.ca/lp/flights/178276/6054119/las-vegas-to-southwest-idaho) - [Flights from Portland to Southwest Idaho](https://www.expedia.ca/lp/flights/178299/6054119/portland-to-southwest-idaho) - [Flights from Portland to Southern Idaho](https://www.expedia.ca/lp/flights/178299/6229413/portland-to-southern-idaho) - [Flights from Seattle to Southwest Idaho](https://www.expedia.ca/lp/flights/178307/6054119/seattle-to-southwest-idaho) - [Flights from Vancouver to Southwest Idaho](https://www.expedia.ca/lp/flights/178315/6054119/vancouver-to-southwest-idaho) - [Flights from Des Moines to Southwest Idaho](https://www.expedia.ca/lp/flights/601690/6054119/des-moines-to-southwest-idaho) - [Flights from Colorado Springs to Southern Idaho](https://www.expedia.ca/lp/flights/602991/6229413/colorado-springs-to-southern-idaho) - [Flights from Albany (ALB) to Boise (BOI)](https://www.expedia.ca/lp/flights/alb/boi/albany-to-boise) - [Flights from Amsterdam (AMS) to Boise (BOI)](https://www.expedia.ca/lp/flights/ams/boi/amsterdam-to-boise) - [Flights from Astoria (AST) to Boise (BOI)](https://www.expedia.ca/lp/flights/ast/boi/astoria-to-boise) - [Flights from Atlanta (ATL) to Boise (BOI)](https://www.expedia.ca/lp/flights/atl/boi/atlanta-to-boise) - [Flights from Austin (AUS) to Boise (BOI)](https://www.expedia.ca/lp/flights/aus/boi/austin-to-boise) - [Flights from Bucaramanga (BGA) to Boise (BOI)](https://www.expedia.ca/lp/flights/bga/boi/bucaramanga-to-boise) - [Flights from Bangor (BGR) to Boise (BOI)](https://www.expedia.ca/lp/flights/bgr/boi/bangor-to-boise) - [Flights from Bemidji (BJI) to Boise (BOI)](https://www.expedia.ca/lp/flights/bji/boi/bemidji-to-boise) - [Flights from Bellingham (BLI) to Twin Falls (TWF)](https://www.expedia.ca/lp/flights/bli/twf/bellingham-to-twin-falls) - [Flights from Nashville (BNA) to Boise (BOI)](https://www.expedia.ca/lp/flights/bna/boi/nashville-to-boise) - [Flights from Boston (BOS) to Challis (CHL)](https://www.expedia.ca/lp/flights/bos/chl/boston-to-challis) - [Flights from Burlington (BTV) to Boise (BOI)](https://www.expedia.ca/lp/flights/btv/boi/burlington-to-boise) - [Flights from Bursa (BTZ) to Boise (BOI)](https://www.expedia.ca/lp/flights/btz/boi/bursa-to-boise) - [Flights from Chittagong (CGP) to Boise (BOI)](https://www.expedia.ca/lp/flights/cgp/boi/chittagong-to-boise) - [Flights from Sault Ste. 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