$94+ 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
STS — DEN
Mar 6 — Mar 131
1 adult, Economy
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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 February 4, 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 February 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 4/189:50 am
STS
- DEN
1 stop6h 34m
Alaska Airlines
Tue 4/217:25 am
DEN
- STS
1 stop12h 40m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 4/117:30 am
STS
- DEN
1 stop9h 58m
Alaska Airlines
Sat 4/251:02 pm
DEN
- STS
1 stop7h 04m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 4/189:50 am
STS
- DEN
1 stop6h 34m
Alaska Airlines
Mon 4/206:20 pm
DEN
- STS
1 stop16h 43m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$205
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 4/47:00 am
STS
- DEN
1 stop15h 44m
Alaska Airlines
Wed 4/87:25 am
DEN
- STS
1 stop12h 40m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$225
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 4/117:30 am
STS
- DEN
1 stop9h 58m
Alaska Airlines
Sat 4/181:16 pm
DEN
- STS
1 stop7h 04m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 4/47:00 am
STS
- DEN
1 stop15h 44m
Alaska Airlines
Tue 4/76:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$230
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 4/169:50 am
STS
- DEN
1 stop12h 54m
Alaska Airlines
Mon 4/207:25 am
DEN
- STS
1 stop27h 38m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$233
This Orbitz deal was found by Cheapflights users on 2/3. 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.
Wed 5/67:23 am
STS
- DEN
1 stop10h 02m
Alaska Airlines
Sat 5/91:02 pm
DEN
- STS
1 stop7h 04m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$235
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 4/87:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Tue 4/141:16 pm
DEN
- STS
2 stops26h 00m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$238
This Orbitz deal was found by Cheapflights users on 2/2. 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.
Sat 5/97:23 am
STS
- DEN
1 stop10h 02m
Alaska Airlines
Thu 5/146:41 pm
DEN
- STS
1 stop5h 49m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$247
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1710:51 am
STS
- DEN
1 stop12h 08m
Alaska Airlines
Tue 3/246:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$250
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 February 4, 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 February 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 4/189:50 am
STS
- DEN
1 stop6h 34m
Alaska Airlines
Tue 4/216:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 4/87:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Tue 4/146:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 4/117:30 am
STS
- DEN
1 stop9h 58m
Alaska Airlines
Sat 4/181:16 pm
DEN
- STS
1 stop7h 04m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 4/189:50 am
STS
- DEN
1 stop6h 34m
Alaska Airlines
Mon 4/206:20 pm
DEN
- STS
1 stop16h 43m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$205
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 4/47:00 am
STS
- DEN
1 stop15h 44m
Alaska Airlines
Wed 4/87:25 am
DEN
- STS
1 stop12h 40m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$225
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 4/247:23 am
STS
- DEN
1 stop27h 43m
Alaska Airlines
Tue 4/286:45 am
DEN
- STS
1 stop5h 13m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$225
This Orbitz deal was found by Cheapflights users on 2/3. 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.
Sat 4/117:30 am
STS
- DEN
1 stop9h 58m
Alaska Airlines
Mon 4/136:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 4/47:00 am
STS
- DEN
1 stop15h 44m
Alaska Airlines
Tue 4/76:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$230
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 2/247:57 pm
STS
- DEN
2 stops13h 45m
Alaska Airlines
Wed 3/411:38 am
DEN
- STS
1 stop6h 09m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$245
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1710:51 am
STS
- DEN
1 stop12h 08m
Alaska Airlines
Tue 3/246:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$250
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 4/177:00 am
STS
- DEN
1 stop28h 20m
Alaska Airlines
Mon 4/207:25 am
DEN
- STS
1 stop27h 38m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$253
Last-minute flights from Santa Rosa to DenverDiscover last-minute flight deals from Santa Rosa to Denver. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Rosa to Denver. Data last updated February 4, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 2/247:57 pm
STS
- DEN
2 stops13h 45m
Alaska Airlines
Tue 3/311:38 am
DEN
- STS
1 stop6h 09m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 2/2511:07 am
STS
- DEN
2 stops11h 52m
Alaska Airlines
Tue 3/311:38 am
DEN
- STS
1 stop6h 09m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 2/288:00 am
STS
- DEN
1 stop25h 42m
Alaska Airlines
Tue 3/311:38 am
DEN
- STS
1 stop6h 09m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$270
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/26:37 pm
STS
- DEN
1 stop22h 11m
Alaska Airlines
Wed 3/411:38 am
DEN
- STS
2 stops11h 14m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$273
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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 3/38:00 am
STS
- DEN
2 stops12h 23m
Alaska Airlines
Wed 3/411:38 am
DEN
- STS
1 stop6h 09m
Alaska Airlines
Deal found 2/1![Alaska Airlines logo]()
$255
This Expedia deal was found by Cheapflights users on 2/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:50 pm
STS
- DEN
1 stop14h 52m
Alaska Airlines
Tue 3/1011:38 am
DEN
- STS
1 stop6h 09m
Alaska Airlines
Deal found 2/1![Alaska Airlines logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/57:57 pm
STS
- DEN
2 stops13h 45m
Alaska Airlines
Mon 3/96:45 pm
DEN
- STS
2 stops25h 32m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/106:50 pm
STS
- DEN
1 stop14h 52m
Alaska Airlines
Tue 3/1712:34 pm
DEN
- STS
1 stop10h 18m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$227
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Tue 3/174:23 pm
STS
- DEN
1 stop5h 30m
American Airlines
Tue 3/247:52 am
DEN
- STS
1 stop5h 34m
American Airlines
Deal found 2/3![American Airlines logo]()
$197
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1710:51 am
STS
- DEN
1 stop12h 08m
Alaska Airlines
Tue 3/246:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$250
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 February 4, 2026.
Search for one-way flight options from Santa Rosa to Denver. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/317:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$94
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:45 am
STS
- DEN
1 stop26h 05m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$114
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/307:00 am
STS
- DEN
1 stop28h 20m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$122
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 4/217:46 pm
STS
- DEN
1 stop27h 13m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$127
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:01 am
STS
- DEN
1 stop7h 24m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$135
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/411:07 am
STS
- DEN
2 stops11h 52m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$137
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:37 pm
STS
- DEN
1 stop16h 01m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$142
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/37:57 pm
STS
- DEN
2 stops13h 45m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$143
This Southwest deal was found by Cheapflights users on 2/2. 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 4/226:00 am
STS
- DEN
2 stops8h 35m
Southwest
Deal found 2/2![Southwest logo]()
$154
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 February 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $177 (Alaska Airlines) |
One-way from | $94 (Expedia) |
Popular in | July |
Cheapest in | November |
Average price | $356 |
Good round-trip deal | $389 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 February 4, 2026.
Use the filters below to find and compare flights from Santa Rosa to Denver that are best for you.
Fly from
Santa Rosa
Fly to
Denver
Route
Depart
Return
Price
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Sat 4/18
9:50 am-5:24 pm
1 stop6h 34m
Denver Intl
Tue 4/21
6:20 pm-11:13 pm
1 stop5h 53m
$177
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Wed 4/8
7:00 am-5:24 pm
1 stop9h 24m
Denver Intl
Tue 4/14
6:20 pm-11:13 pm
1 stop5h 53m
$177
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Sat 4/11
7:30 am-6:28 pm
1 stop9h 58m
Denver Intl
Sat 4/18
1:16 pm-7:20 pm
1 stop7h 04m
$197
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Sat 4/18
9:50 am-5:24 pm
1 stop6h 34m
Denver Intl
Mon 4/20
6:20 pm-10:03 am
1 stop16h 43m
$205
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Sat 4/4
7:00 am-11:44 pm
1 stop15h 44m
Denver Intl
Wed 4/8
7:25 am-7:05 pm
1 stop12h 40m
$225
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Fri 4/24
7:23 am-12:06 pm
1 stop27h 43m
Denver Intl
Tue 4/28
6:45 am-10:58 am
1 stop5h 13m
$225
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Sat 4/11
7:30 am-6:28 pm
1 stop9h 58m
Denver Intl
Mon 4/13
6:20 pm-11:13 pm
1 stop5h 53m
$227
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Sat 4/4
7:00 am-11:44 pm
1 stop15h 44m
Denver Intl
Tue 4/7
6:20 pm-11:13 pm
1 stop5h 53m
$230
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Tue 2/24
7:57 pm-10:42 am
2 stops13h 45m
Denver Intl
Wed 3/4
11:38 am-4:47 pm
1 stop6h 09m
$245
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Tue 3/17
10:51 am-11:59 pm
1 stop12h 08m
Denver Intl
Tue 3/24
6:20 pm-11:13 pm
1 stop5h 53m
$250
Showing 1-10 of 22 results
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.
| 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?
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 January 30, 2026.
Booking 40 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, February is the cheapest month in which you can book a flight from Santa Rosa to Denver (average of $28). Flying from Santa Rosa to Denver in June is currently the most expensive (average of $106). 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.
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 4, 2026.
Read through reviews of airlines operating flights from Santa Rosa to Denver, such as Alaska Airlines, Southwest, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
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
Black Hawk
Lakewood
Broomfield
Westminster
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Cripple Creek
Winter Park
Central City
Glendale
Manitou Springs
Frisco
Fort Morgan
Brighton
Evergreen
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Complete your trip
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Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 4, 2026.
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Santa Rosa and Denver flights
Browse other Santa Rosa and Denver flight options. Last updated on February 4, 2026.
Other flights from Santa Rosa
Browse through other flights departing from Santa Rosa. Flights are based on user searches made on Cheapflights and were last updated on February 4, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Santa Rosa to Denver
Discover the top 3 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 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$263 | Average$462 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$343 | Average$538 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$389 | Average$422 | FlexibilityNo cancel fee | On-time63% |