$182 Cheap flights from Denver Intl. to Sonoma County (DEN to STS)

Wander Wisely with exceptional service, 24/7 support

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from Denver Intl. to Sonoma County

Amazing DEN to STS Flight Deals

The cheapest flights to Sonoma County found within the past 7 days were $336 round trip and $182 one way. Prices and availability subject to change. Additional terms may apply.

Sat, May 18 - Sun, May 26
DEN
Denver
STS
Santa Rosa
$336 Roundtrip, found 1 day ago
$336
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, May 18 from Denver to Santa Rosa, returning Sun, May 26, priced at $336 found 1 day ago
Sat, May 18 - Sun, May 26
DEN
Denver
STS
Santa Rosa
$343 Roundtrip, found 1 day ago
$343
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, May 18 from Denver to Santa Rosa, returning Sun, May 26, priced at $343 found 1 day ago
Sat, May 18 - Sat, May 25
DEN
Denver
STS
Santa Rosa
$364 Roundtrip, found 3 hours ago
$364
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Sat, May 18 from Denver to Santa Rosa, returning Sat, May 25, priced at $364 found 3 hours ago
Thu, May 9 - Mon, May 13
DEN
Denver
STS
Santa Rosa
$365 Roundtrip, found 1 day ago
$365
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Thu, May 9 from Denver to Santa Rosa, returning Mon, May 13, priced at $365 found 1 day ago
Sat, May 25 - Tue, Jun 4
DEN
Denver
STS
Santa Rosa
$369 Roundtrip, found 1 day ago
$369
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, May 25 from Denver to Santa Rosa, returning Tue, Jun 4, priced at $369 found 1 day ago
Sat, May 18 - Sat, May 25
DEN
Denver
STS
Santa Rosa
$371 Roundtrip, found 3 hours ago
$371
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Sat, May 18 from Denver to Santa Rosa, returning Sat, May 25, priced at $371 found 3 hours ago
Tue, Jun 4 - Tue, Jun 11
DEN
Denver
STS
Santa Rosa
$373 Roundtrip, found 5 days ago
$373
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Jun 4 from Denver to Santa Rosa, returning Tue, Jun 11, priced at $373 found 5 days ago
Sun, May 26 - Tue, Jun 4
DEN
Denver
STS
Santa Rosa
$376 Roundtrip, found 1 day ago
$376
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sun, May 26 from Denver to Santa Rosa, returning Tue, Jun 4, priced at $376 found 1 day ago
Sat, May 25 - Mon, Jun 3
DEN
Denver
STS
Santa Rosa
$377 Roundtrip, found 1 day ago
$377
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, May 25 from Denver to Santa Rosa, returning Mon, Jun 3, priced at $377 found 1 day ago
Thu, May 9 - Fri, May 17
DEN
Denver
STS
Santa Rosa
$378 Roundtrip, found 14 hours ago
$378
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Thu, May 9 from Denver to Santa Rosa, returning Fri, May 17, priced at $378 found 14 hours ago

Frequently asked questions

Can I catch a flight from DEN to Sonoma County Airport right now?
For any present Sonoma County Airport (STS) travel advice and quarantine requirements, visit the Covid-19 Travel Advisor. Look before you book your flight, so you don’t get caught out en route.
Are there direct flights from Denver Intl. Airport (DEN) to Sonoma County Airport (STS)?
You won’t find a flight straight from DIA airport to Sonoma County Airport, but don’t worry. American Airlines, Alaska Airlines and United Airlines provide flights with only one stopover.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Sonoma County Airport (STS), please visit our Customer Service Portal.
How long is the flight from DIA airport to Sonoma County Airport (STS)?
If you’re flying from DEN to Sonoma County Airport, you can expect the trip to take around 4 hours and 35 minutes. If this sounds like more time than you anticipated, why not make the most of it? Read up on where you’re headed, fine tune your itinerary and get as much sleep as possible before the adventure starts.
What is the flight distance from DEN to Sonoma County Airport (STS)?
With a flight distance of 970 mi separating DIA airport and Sonoma County Airport, you’ll be cruising at altitude for a reasonable length of time. It’s a great opportunity to get engrossed in a movie, do some work or just relax with a book.
What airlines fly from DEN to Sonoma County Airport (STS)?
At present, no single airline offers direct flights to STS from Denver Airport. Heading over there will involve at least one stopover. Secure your ticket early to pick up the best price and connections.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Alaska Airlines, American Airlines or United Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Denver Intl.
Traveling To
Sonoma County
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$336

Route Info

Flight path for flights from Denver International Airport to Sonoma County Airport.


Origin:
DEN - Denver International Airport
Destination:
STS - Sonoma County Airport
Distance:
1,649.00 miles


Discover our best flights from Denver DEN to Santa Rosa STS. 

With 18 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Denver DEN to Santa Rosa STS at the right price  

Airfares to Santa Rosa STS from Denver DEN currently cost between $336 and $378. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Denver DEN to Santa Rosa STS 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Denver DEN to Santa Rosa STS on Travelocity starting at $182. Prices and availability subject to change. Additional terms may apply. 

 

Get to Santa Rosa STS from Denver DEN quicker with direct flights. 

Get to Santa Rosa faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to STS from DEN to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Denver DEN to Santa Rosa STS

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to STS from DEN. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Denver DEN to Santa Rosa STS today 

If you’re flexible about when you travel, May is usually the cheapest month to fly from Denver DEN to Santa Rosa STS. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Santa Rosa STS from Denver DEN 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to STS from DEN have this option.  

 

Travel with confidence when you book flights to Santa Rosa STS from Denver DEN with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.