Title: £396 Cheap Flights from Denver to Santa Rosa (DEN to STS) - Expedia.co.uk ![](https://images.trvl-media.com/place/3288/93d7ff98-0178-43a1-b262-1a96bbba25d1.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3288/93d7ff98-0178-43a1-b262-1a96bbba25d1.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £396 Cheap Flights from Denver (DEN) to Santa Rosa (STS) [View £396 flight on Sun, 30 Nov 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:DEN,to:STS,departure:30/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:395.50&airProductToken=AQqTAQouCMGmARIEMzAxMhiDaSCSaCjsuv4CMIa8_gI4WEAAWAFqAlNWcghWSDRPQVZCTgovCMGmARIEMjA2OBiSaCCLkAEox77-AjCdv_4COFhAAVgBagJTVnIITEg0T0NWQk4KMAjBpgESBDI0NDIYi5ABIPKUASjTwv4CMMXD_gI4WEABWAFqAlNWcghWSDdPQVNCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) - [Return](?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 Denver International Airport (DEN) to Santa Rosa, CA (STS-Sonoma County) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:den,to:sts,departure:01/11/2025TANYT&leg2=from:sts,to:den,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:den,to:sts,departure:01/11/2025TANYT&leg2=from:sts,to:den,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Hawaiian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_HA.svg) Hawaiian Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:den,to:sts,departure:01/11/2025TANYT&leg2=from:sts,to:den,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"HA"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:den,to:sts,departure:01/11/2025TANYT&leg2=from:sts,to:den,departure:08/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) ![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 25% 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.co.uk/login) ## Cheap Flights from Denver (DEN) to Santa Rosa (STS) Prices were available within the past 7 days and start at £396 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ## Find the cheapest month to fly from Denver (DEN) to Santa Rosa (STS) ### November is typically the cheapest month to fly From £179 - £617 per traveller. ## Frequently asked questions ### How much is a flight from Denver Airport to Sonoma County Airport? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight between DIA airport and Sonoma County Airport was . Cheap tickets don't last long, so book yours today. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from DIA airport to Sonoma County Airport (STS)? > The majority of flights can be cancelled online, but whether or not you incur a fee depends on your airline. If you do need to cancel your break, follow the easy instructions in the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033). ### How do I find cheap flights from DEN to STS that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Denver Airport to STS flights, you'll see a "no change fees" filter for you to select. ### How many hours is the flight from DEN to Sonoma County Airport? > Lasting around 4 hours and 58 minutes, the flight between Denver Airport and STS is a great opportunity to do some last-minute trip planning. How about using the time to hone your itinerary for Windsor? ### How far is the flight from Denver Airport to Sonoma County Airport? > It's around 1,550 kilometres from Denver to Windsor, so expect to be strapped into your seat for a while. Keep yourself entertained with things like a magazine or a gripping book. ### Which airlines fly direct from Denver Intl. Airport (DEN) to STS? > If you want to travel straight from DIA airport to Sonoma County Airport (STS), you'll need to book a flight with at least one stop. Unfortunately, there aren't any airlines that fly directly on this route. ### Are DEN to Sonoma County Airport (STS) flight tickets cheaper when they're purchased at the last minute? > It is possible to get an amazing last-minute deal from DIA airport to Sonoma County Airport (STS), but it can also be hit-or-miss. As many airlines release prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares carrier prices and updates flight deals often, so you can be sure you're always getting the latest offers. ## Travel information | Origin airport | Denver Intl. | | --- | --- | | Destination airport | Sonoma County | | Distance | 1558 km | ## Book with confidence ### Compare flights from Denver to Santa Rosa easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Denver to Santa Rosa. Operating between them flights per day, 11 airlines cover the route. And fly direct, getting you to Sonoma County in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Denver Intl. to Sonoma County.   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Denver Intl. (DEN) to Sonoma County (STS) The easiest way to view the best deals on flights from Denver to Santa Rosa today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Denver Intl. to Sonoma County start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Denver and Santa Rosa - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Denver to Santa Rosa flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Denver Intl. to Sonoma County for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Explore a world of travel with Expedia - Flights - [Flights from Málaga (AGP) to Napa (APC)](https://www.expedia.co.uk/lp/flights/agp/apc/malaga-to-napa) - [Flights from Ashland (AHM) to Napa (APC)](https://www.expedia.co.uk/lp/flights/ahm/apc/ashland-to-napa) - [Flights from Albany (ALB) to Napa (APC)](https://www.expedia.co.uk/lp/flights/alb/apc/albany-to-napa) - [Flights from Austin (AUS) to Napa (APC)](https://www.expedia.co.uk/lp/flights/aus/apc/austin-to-napa) - [Flights from The Valley (AXA) to Napa (APC)](https://www.expedia.co.uk/lp/flights/axa/apc/the-valley-to-napa) - [Flights from Barcelona (BCN) to Napa (APC)](https://www.expedia.co.uk/lp/flights/bcn/apc/barcelona-to-napa) - [Flights from Hartford (BDL) to Napa (APC)](https://www.expedia.co.uk/lp/flights/bdl/apc/hartford-to-napa) - [Flights from Belfast (BFS) to Napa (APC)](https://www.expedia.co.uk/lp/flights/bfs/apc/belfast-to-napa) - 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