$127+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
STS — DEN
Sep 13 — Sep 201
Round-trip
1 adult, Economy
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Find cheap flights from Santa Rosa to Denver with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Santa Rosa Sonoma County to Denver Intl are usually found in March or November, booked 50 days in advance, depart on a Wednesday or Tuesday and return on a Thursday
Cheap flight deals from Santa Rosa to Denver
Cheapest
Best
Last-minute
One-way
Cheapest flights from Santa Rosa to DenverExplore 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 August 14, 2026.
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 August 14, 2026.
This Trip.com deal was found by Cheapflights users on 8/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:19 am -
1 stop16h 47m
Tue 10/207:07 am -
1 stop6h 59m
Deal found 8/11![Multiple Airlines logo]()
$229
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:29 am -
1 stop4h 44m
Thu 12/35:25 am -
1 stop6h 18m
Deal found 8/12![Delta logo]()
$253
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:00 am -
1 stop5h 45m
Sat 10/318:05 am -
Nonstop2h 45m
Deal found 8/11![Southwest logo]()
$255
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:55 pm -
2 stops7h 10m
Tue 9/159:05 am -
1 stop4h 40m
Deal found 8/12![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 am -
2 stops8h 20m
Sat 10/177:25 am -
1 stop5h 35m
Deal found 8/12![Southwest logo]()
$259
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/103:05 pm -
1 stop5h 35m
Tue 10/138:45 am -
1 stop5h 10m
Deal found 8/10![Southwest logo]()
$260
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 am -
2 stops8h 20m
Tue 10/201:20 pm -
2 stops9h 20m
Deal found 8/12![Southwest logo]()
$264
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 9/110:34 am -
1 stop7h 52m
Sat 9/512:05 pm -
1 stop5h 51m
Deal found 8/11![Alaska Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:55 pm -
2 stops7h 20m
Mon 9/146:40 am -
2 stops10h 25m
Deal found 8/12![Southwest logo]()
$269
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:40 pm -
1 stop5h 35m
Mon 9/216:40 am -
2 stops10h 25m
Deal found 8/12![Southwest logo]()
$270
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:00 pm -
2 stops7h 50m
Sat 9/121:50 pm -
1 stop7h 05m
Deal found 8/13![Southwest logo]()
$271
Best flights from Santa Rosa to DenverDiscover carefully curated flight deals from Santa Rosa to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
Discover carefully curated flight deals from Santa Rosa to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:00 pm -
2 stops7h 50m
Fri 9/115:20 pm -
1 stop6h 20m
Deal found 8/13![Southwest logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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 9/58:07 am -
1 stop9h 25m
Fri 9/115:41 pm -
1 stop20h 05m
Deal found 8/13![Alaska Airlines logo]()
$286
This Delta deal was found by Cheapflights users on 8/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/194:50 pm -
1 stop4h 50m
Fri 10/2310:45 am -
1 stop6h 20m
Deal found 8/13![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:00 am -
1 stop5h 25m
Sat 9/1212:25 pm -
2 stops8h 30m
Deal found 8/13![Southwest logo]()
$291
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 9/26:16 am -
1 stop5h 04m
Wed 9/28:06 pm -
1 stop14h 48m
Deal found 8/13![Alaska Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:29 am -
1 stop4h 44m
Mon 11/3010:45 am -
1 stop24h 58m
Deal found 8/12![Delta logo]()
$330
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 9/246:47 pm -
1 stop23h 39m
Mon 9/286:20 am -
1 stop8h 52m
Deal found 8/13![Alaska Airlines logo]()
$322
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
1 stop7h 05m
Sun 11/14:30 pm -
2 stops7h 10m
Deal found 8/10![Southwest logo]()
$343
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 11/41:12 pm -
2 stops29h 07m
Sat 11/78:20 am -
1 stop26h 28m
Deal found 8/13![Alaska Airlines logo]()
$339
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 10/222:00 pm -
2 stops27h 01m
Sun 10/259:45 am -
1 stop25h 14m
Deal found 8/12![Alaska Airlines logo]()
$341
This Alaska Airlines deal was found by Cheapflights users on 8/9. 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.
Thu 9/176:16 am -
1 stop12h 10m
Mon 9/216:20 am -
1 stop18h 34m
Deal found 8/9![Alaska Airlines logo]()
$343
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
Mon 10/192:00 pm -
2 stops27h 01m
Fri 10/236:59 pm -
1 stop25h 51m
Deal found 8/10![Alaska Airlines logo]()
$368
Last-minute flights from Santa Rosa to DenverDiscover last-minute flight deals from Santa Rosa to Denver. Data last updated August 14, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Rosa to Denver. Data last updated August 14, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 9/110:34 am -
1 stop7h 52m
Sat 9/512:05 pm -
1 stop5h 51m
Deal found 8/11![Alaska Airlines logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 9/36:16 am -
1 stop16h 40m
Sat 9/58:08 am -
1 stop9h 48m
Deal found 8/13![Alaska Airlines logo]()
$274
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:00 pm -
2 stops7h 50m
Sat 9/121:50 pm -
1 stop7h 05m
Deal found 8/13![Southwest logo]()
$271
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:00 pm -
2 stops7h 50m
Fri 9/115:20 pm -
1 stop6h 20m
Deal found 8/13![Southwest logo]()
$277
This Orbitz deal was found by Cheapflights users on 8/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:00 pm -
1 stop16h 52m
Tue 9/156:20 am -
1 stop8h 52m
Deal found 8/10![Alaska Airlines logo]()
$259
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:55 pm -
2 stops7h 10m
Tue 9/159:05 am -
1 stop4h 40m
Deal found 8/12![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:55 am -
1 stop5h 05m
Mon 9/146:40 am -
2 stops10h 25m
Deal found 8/12![Southwest logo]()
$264
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 9/106:16 am -
1 stop16h 28m
Sat 9/1211:50 am -
1 stop5h 26m
Deal found 8/12![Alaska Airlines logo]()
$275
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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.
Tue 9/156:16 am -
1 stop5h 04m
Tue 9/158:06 pm -
1 stop14h 48m
Deal found 8/14![Alaska Airlines logo]()
$253
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:40 pm -
1 stop5h 35m
Mon 9/216:40 am -
2 stops10h 25m
Deal found 8/12![Southwest logo]()
$270
One-way flights from Santa Rosa to DenverSearch for one-way flight options from Santa Rosa to Denver. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
Search for one-way flight options from Santa Rosa to Denver. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:21 am -
1 stop4h 35m
Deal found 8/12![Delta logo]()
$127
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:45 pm -
Nonstop2h 30m
Deal found 8/13![Southwest logo]()
$129
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:45 am -
2 stops6h 20m
Deal found 8/11![Southwest logo]()
$132
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:55 am -
1 stop5h 05m
Deal found 8/11![Southwest logo]()
$133
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/93:10 pm -
2 stops7h 30m
Deal found 8/10![Southwest logo]()
$138
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Fri 9/116:47 pm -
1 stop23h 39m
Deal found 8/13![Alaska Airlines logo]()
$144
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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 9/126:16 am -
1 stop5h 04m
Deal found 8/11![Alaska Airlines logo]()
$152
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 10/86:19 am -
1 stop10h 42m
Deal found 8/12![Alaska Airlines logo]()
$154
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
Sun 9/62:52 pm -
1 stop5h 54m
Deal found 8/10![Alaska Airlines logo]()
$160
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:50 pm -
1 stop4h 50m
Deal found 8/12![Delta logo]()
$161
Find 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 August 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $229 (Trip.com) |
One-way from | $127 (Delta) |
Popular in | December |
Cheapest in | March |
Average price | $389 |
Good round-trip deal | $217 or less |
Good one-way deal | $224 or less |
Cheapflights Fare Finder
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 August 14, 2026.
Use the filters below to find and compare flights from Santa Rosa to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Santa RosaDenver
STS Santa Rosa Sonoma County - DEN Denver Intl
STSDEN
Santa Rosa Sonoma County
Sat 9/5
2:00 pm-10:50 pm
2 stops7h 50m
Denver Intl
Fri 9/11
5:20 pm-10:40 pm
1 stop6h 20m
$277
Santa RosaDenver
STS Santa Rosa Sonoma County - DEN Denver Intl
STSDEN
Santa Rosa Sonoma County
Sat 9/5
8:07 am-6:32 pm
1 stop9h 25m
Denver Intl
Fri 9/11
5:41 pm-12:46 pm
1 stop20h 05m
$286
Quickest round-trip
Santa RosaDenver
STS Santa Rosa Sonoma County - DEN Denver Intl
STSDEN
Santa Rosa Sonoma County
Mon 10/19
4:50 pm-10:40 pm
1 stop4h 50m
Denver Intl
Fri 10/23
10:45 am-4:05 pm
1 stop6h 20m
$287
Santa RosaDenver
STS Santa Rosa Sonoma County - DEN Denver Intl
STSDEN
Santa Rosa Sonoma County
Sun 9/6
9:00 am-3:25 pm
1 stop5h 25m
Denver Intl
Sat 9/12
12:25 pm-7:55 pm
2 stops8h 30m
$291
Santa RosaDenver
STS Santa Rosa Sonoma County - DEN Denver Intl
STSDEN
Santa Rosa Sonoma County
Wed 9/2
6:16 am-12:20 pm
1 stop5h 04m
Denver Intl
Wed 9/2
8:06 pm-9:54 am
1 stop14h 48m
$305
Santa RosaDenver
STS Santa Rosa Sonoma County - DEN Denver Intl
STSDEN
Santa Rosa Sonoma County
Thu 9/24
6:47 pm-7:26 pm
1 stop23h 39m
Denver Intl
Mon 9/28
6:20 am-2:12 pm
1 stop8h 52m
$322
Santa RosaDenver
STS Santa Rosa Sonoma County - DEN Denver Intl
STSDEN
Santa Rosa Sonoma County
Thu 11/26
11:29 am-5:13 pm
1 stop4h 44m
Denver Intl
Mon 11/30
10:45 am-10:43 am
1 stop24h 58m
$330
Santa RosaDenver
STS Santa Rosa Sonoma County - DEN Denver Intl
STSDEN
Santa Rosa Sonoma County
Wed 11/4
1:12 pm-7:19 pm
2 stops29h 07m
Denver Intl
Sat 11/7
8:20 am-9:48 am
1 stop26h 28m
$339
Santa RosaDenver
STS Santa Rosa Sonoma County - DEN Denver Intl
STSDEN
Santa Rosa Sonoma County
Thu 10/22
2:00 pm-6:01 pm
2 stops27h 01m
Denver Intl
Sun 10/25
9:45 am-9:59 am
1 stop25h 14m
$341
Santa RosaDenver
STS Santa Rosa Sonoma County - DEN Denver Intl
STSDEN
Santa Rosa Sonoma County
Thu 10/29
6:00 am-2:05 pm
1 stop7h 05m
Denver Intl
Sun 11/1
4:30 pm-10:40 pm
2 stops7h 10m
$343
Showing 1-10 of 23 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
STS-DEN
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 Santa Rosa to Denver
How far ahead should I book a flight from Santa Rosa to Denver?
Booking 49 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, March is the cheapest month in which you can book a flight from Santa Rosa to Denver (average of $249). Flying from Santa Rosa to Denver in December is currently the most expensive (average of $554). 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 August 14, 2026.
When flying from Santa Rosa to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 August 14, 2026.
Read through reviews of airlines operating flights from Santa Rosa to Denver, such as Southwest,Alaska Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Westminster
Black Hawk
Lakewood
Centennial
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Limon
Manitou Springs
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Glendale
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Top 4 airlines flying from Santa Rosa to Denver
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$67 | Average$237 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$196 | Average$363 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$207 | Average$410 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$240 | Average$375 | FlexibilityNo cancel fee | On-time75% |