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$169+ Cheap flights from Santa Rosa to Denver (STS - DEN)

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
STS — DEN
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Santa Rosa Sonoma County to Denver Intl are usually found in February or March, booked 28 days in advance, depart on a Thursday or Tuesday and return on a Sunday

Cheap flight deals from Santa Rosa to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$325
(Alaska Airlines)

One-way from

$169
(American Airlines)

Popular in

May

Cheapest in

February

Average price

$356
Provider with most accurate pricing for Santa Rosa Sonoma County-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Santa Rosa Sonoma County-Denver Intl flights.
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From Santa Rosa Sonoma County to Denver Intl
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One-way flight from Santa Rosa Sonoma County to Denver Intl
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Highest demand for flights based on searches. 20% potential increase in price ($132 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Santa Rosa to Denver

Cheapest flights from Santa Rosa to Denver
Explore the most affordable flight options available from Santa Rosa to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
Sat 4/265:24 pmSTS - DEN
1 stop16h 27mAlaska Airlines
Mon 4/288:20 amDEN - STS
2 stops14h 13mAlaska Airlines
Deal found 2/20$325
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/84:21 pmSTS - DEN
1 stop4h 52mAmerican Airlines
Sun 5/1111:16 amDEN - STS
1 stop5h 25mAmerican Airlines
Deal found 2/19$337
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/612:38 pmSTS - DEN
2 stops27h 04mMultiple Airlines
Sun 3/96:30 amDEN - STS
3 stops31h 52mMultiple Airlines
Deal found 2/19$560

Find flights from Santa Rosa to Denver within your budget

Customize your flight search to find flights from Santa Rosa to Denver 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 February 20, 2025.

Fly from

Santa Rosa

Fly to

Denver

Route

Depart

Return

Price

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Sat 4/26

5:24 pm-10:51 am

1 stop16h 27m

Denver Intl

Mon 4/28

8:20 am-9:33 pm

2 stops14h 13m

$325

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Thu 5/8

4:21 pm-10:13 pm

1 stop4h 52m

Denver Intl

Sun 5/11

11:16 am-3:41 pm

1 stop5h 25m

$337

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Thu 3/6

12:38 pm-4:42 pm

2 stops27h 04m

Denver Intl

Sun 3/9

6:30 am-1:22 pm

3 stops31h 52m

$560

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Fri 5/2

12:57 pm-9:48 pm

1 stop7h 51m

$169

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Fri 5/2

7:58 pm-9:15 pm

2 stops24h 17m

$222

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from Santa Rosa to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santa Rosa to Denver in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Santa Rosa-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Rosa-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Rosa-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Rosa-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Rosa-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santa Rosa to Denver

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

Travel insights for flights from Santa Rosa to Denver

Get recent, data-driven insights about flights from Santa Rosa to Denver including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Santa Rosa to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Santa Rosa to Denver. Price data was last updated on February 14, 2025.

Booking 28 days in advance of your planned departure date is, on average, the best time to get cheap flights from Santa Rosa to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from Santa Rosa to Denver (average of $197). Flying from Santa Rosa to Denver in March is currently the most expensive (average of $278). 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 STS to DEN?

Find hourly flight availability from Santa Rosa to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

One of the essential ways to save on airfare from Santa Rosa to Denver is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 29% on airfare.

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated February 20, 2025.
Read through reviews of airlines operating flights from Santa Rosa to Denver, such as Alaska Airlines and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,692 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,692 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Santa Rosa to Denver round-trip?

    Our cheapest airline available from Santa Rosa to Denver is Alaska Airlines. Our recent data shows that you can find tickets from as low as $325 on this airline. An additional option worth looking into is American Airlines, starting at $337. Users have found that Alaska Airlines is 35% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Santa Rosa to Denver (average of $197). Flying from Santa Rosa to Denver in March is currently the most expensive (average of $278). 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
Westminster
Black Hawk
Winter Park
Lakewood
Broomfield
Silverthorne
Golden
Brighton
Keystone
Frisco
Wheat Ridge
Grand Lake
Idaho Springs
Greeley
Central City
Copper Mountain
Longmont
Thornton
Limon
Dillon

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Top 2 airlines flying from Santa Rosa to Denver

Discover the top 2 airlines that operate flights from Santa Rosa to Denver. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$300Average$512FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$302Average$498FlexibilityNo cancel feeOn-time75%
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