$133+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
STS — DEN
Apr 22 — Apr 291
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 Monday or Tuesday and return on a Monday
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 March 23, 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 March 23, 2026.
This CheapTickets deal was found by Cheapflights users on 3/21. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:23 am
STS
- DEN
1 stop7h 00m
Multiple Airlines
Sat 5/97:12 am
DEN
- STS
1 stop12h 54m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$208
This Trip.com deal was found by Cheapflights users on 3/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:50 am
STS
- DEN
1 stop6h 34m
Alaska Airlines
Mon 4/206:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$247
This Southwest deal was found by Cheapflights users on 3/22. 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 5/66:00 am
STS
- DEN
1 stop6h 00m
Southwest
Sat 5/98:35 am
DEN
- STS
1 stop4h 50m
Southwest
Deal found 3/22![Southwest logo]()
$253
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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.
Tue 4/2810:01 am
STS
- DEN
1 stop7h 24m
Alaska Airlines
Sat 5/91:02 pm
DEN
- STS
1 stop7h 04m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Wed 4/156:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$274
This Southwest deal was found by Cheapflights users on 3/22. 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 5/74:40 pm
STS
- DEN
1 stop4h 40m
Southwest
Mon 5/118:40 am
DEN
- STS
1 stop6h 10m
Southwest
Deal found 3/22![Southwest logo]()
$276
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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.
Tue 4/147:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Wed 4/296:45 am
DEN
- STS
2 stops12h 21m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$279
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 March 23, 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 March 23, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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.
Wed 4/2910:01 am
STS
- DEN
1 stop7h 24m
Alaska Airlines
Wed 5/61:02 pm
DEN
- STS
1 stop7h 04m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 3/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/610:30 am
STS
- DEN
2 stops8h 35m
Southwest
Sun 6/75:45 am
DEN
- STS
1 stop5h 45m
Southwest
Deal found 3/20![Southwest logo]()
$356
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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.
Tue 4/147:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Wed 4/296:45 am
DEN
- STS
2 stops12h 21m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$279
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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.
Wed 4/2910:01 am
STS
- DEN
1 stop7h 24m
Alaska Airlines
Sun 5/107:06 pm
DEN
- STS
1 stop5h 21m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$308
This Southwest deal was found by Cheapflights users on 3/22. 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 4/296:00 am
STS
- DEN
2 stops8h 35m
Southwest
Sat 5/21:40 pm
DEN
- STS
2 stops7h 50m
Southwest
Deal found 3/22![Southwest logo]()
$361
This Alaska Airlines deal was found by Cheapflights users on 3/18. 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 4/19:50 am
STS
- DEN
1 stop6h 34m
Alaska Airlines
Tue 4/76:20 pm
DEN
- STS
2 stops20h 56m
Alaska Airlines
Deal found 3/18![Alaska Airlines logo]()
$322
This Southwest deal was found by Cheapflights users on 3/17. 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 4/176:00 am
STS
- DEN
1 stop7h 40m
Southwest
Sun 4/195:35 am
DEN
- STS
2 stops11h 45m
Southwest
Deal found 3/17![Southwest logo]()
$362
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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 5/71:13 pm
STS
- DEN
1 stop7h 36m
Alaska Airlines
Fri 5/87:06 pm
DEN
- STS
1 stop5h 21m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$322
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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 6/135:56 pm
STS
- DEN
1 stop15h 40m
Alaska Airlines
Tue 6/167:59 pm
DEN
- STS
1 stop15h 25m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$351
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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 5/67:23 am
STS
- DEN
1 stop10h 02m
Alaska Airlines
Wed 5/139:00 am
DEN
- STS
2 stops11h 59m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$358
Last-minute flights from Santa Rosa to DenverDiscover last-minute flight deals from Santa Rosa to Denver. Data last updated March 23, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Rosa to Denver. Data last updated March 23, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 3/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/107:46 pm
STS
- DEN
1 stop15h 34m
Alaska Airlines
Mon 4/131:16 pm
DEN
- STS
1 stop21h 47m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$293
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/117:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Mon 4/206:20 pm
DEN
- STS
1 stop25h 45m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$283
This Alaska Airlines deal was found by Cheapflights users on 3/18. 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 4/117:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Sat 4/187:25 am
DEN
- STS
1 stop12h 55m
Alaska Airlines
Deal found 3/18![Alaska Airlines logo]()
$294
This Alaska Airlines deal was found by Cheapflights users on 3/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Wed 4/156:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$274
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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.
Tue 4/147:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Wed 4/296:45 am
DEN
- STS
2 stops12h 21m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$279
This Alaska Airlines deal was found by Cheapflights users on 3/18. 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 4/147:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Tue 4/287:06 pm
DEN
- STS
2 stops24h 00m
Alaska Airlines
Deal found 3/18![Alaska Airlines logo]()
$288
This Trip.com deal was found by Cheapflights users on 3/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:50 am
STS
- DEN
1 stop6h 34m
Alaska Airlines
Mon 4/206:20 pm
DEN
- STS
1 stop5h 53m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:46 pm
STS
- DEN
1 stop20h 38m
Hawaiian Airlines
Mon 4/206:20 pm
DEN
- STS
1 stop25h 45m
Hawaiian Airlines
Deal found 3/20![Hawaiian Airlines logo]()
$292
This Southwest deal was found by Cheapflights users on 3/22. 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 4/214:35 pm
STS
- DEN
1 stop5h 45m
Southwest
Thu 4/238:40 am
DEN
- STS
1 stop6h 10m
Southwest
Deal found 3/22![Southwest logo]()
$291
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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.
Wed 4/221:13 pm
STS
- DEN
1 stop7h 36m
Alaska Airlines
Tue 4/286:45 am
DEN
- STS
1 stop5h 13m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$289
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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.
Tue 4/2810:01 am
STS
- DEN
1 stop7h 24m
Alaska Airlines
Sat 5/91:02 pm
DEN
- STS
1 stop7h 04m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$265
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 March 23, 2026.
Search for one-way flight options from Santa Rosa to Denver. Find affordable one-way fares based on user searches. Data last updated March 23, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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 5/1910:51 am
STS
- DEN
1 stop7h 20m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$133
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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 4/117:00 am
STS
- DEN
1 stop9h 24m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$138
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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 4/187:00 am
STS
- DEN
1 stop15h 44m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$147
This Alaska Airlines deal was found by Cheapflights users on 3/18. 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 5/27:23 am
STS
- DEN
1 stop10h 02m
Alaska Airlines
Deal found 3/18![Alaska Airlines logo]()
$154
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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.
Wed 4/221:13 pm
STS
- DEN
1 stop7h 36m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 3/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:00 am
STS
- DEN
2 stops8h 35m
Southwest
Deal found 3/20![Southwest logo]()
$162
This Southwest deal was found by Cheapflights users on 3/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/181:00 pm
STS
- DEN
Nonstop2h 35m
Southwest
Deal found 3/19![Southwest logo]()
$164
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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 5/207:40 pm
STS
- DEN
1 stop27h 09m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$167
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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.
Thu 4/1612:10 pm
STS
- DEN
1 stop6h 53m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$173
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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 5/1610:51 am
STS
- DEN
1 stop7h 20m
Alaska Airlines
Deal found 3/20![Alaska Airlines logo]()
$174
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 March 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $208 (CheapTickets) |
One-way from | $133 (Alaska Airlines) |
Popular in | July |
Cheapest in | March |
Average price | $300 |
Good round-trip deal | $380 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 March 23, 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 - DEN
STSDEN
Santa Rosa Sonoma County
Wed 4/29
10:01 am-6:25 pm
1 stop7h 24m
Denver Intl
Wed 5/6
1:02 pm-7:06 pm
1 stop7h 04m
$265
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Tue 4/14
7:00 am-5:24 pm
1 stop9h 24m
Denver Intl
Wed 4/29
6:45 am-6:06 pm
2 stops12h 21m
$279
Quickest round-trip
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Wed 4/29
10:01 am-6:25 pm
1 stop7h 24m
Denver Intl
Sun 5/10
7:06 pm-11:27 pm
1 stop5h 21m
$308
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Wed 4/1
9:50 am-5:24 pm
1 stop6h 34m
Denver Intl
Tue 4/7
6:20 pm-2:16 pm
2 stops20h 56m
$322
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Thu 5/7
1:13 pm-9:49 pm
1 stop7h 36m
Denver Intl
Fri 5/8
7:06 pm-11:27 pm
1 stop5h 21m
$322
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Sat 6/13
5:56 pm-10:36 am
1 stop15h 40m
Denver Intl
Tue 6/16
7:59 pm-10:24 am
1 stop15h 25m
$351
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Sat 6/6
10:30 am-8:05 pm
2 stops8h 35m
Denver Intl
Sun 6/7
5:45 am-10:30 am
1 stop5h 45m
$356
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Wed 5/6
7:23 am-6:25 pm
1 stop10h 02m
Denver Intl
Wed 5/13
9:00 am-7:59 pm
2 stops11h 59m
$358
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Wed 4/29
6:00 am-3:35 pm
2 stops8h 35m
Denver Intl
Sat 5/2
1:40 pm-8:30 pm
2 stops7h 50m
$361
Santa RosaDenver
STS - DEN
STSDEN
Santa Rosa Sonoma County
Fri 4/17
6:00 am-2:40 pm
1 stop7h 40m
Denver Intl
Sun 4/19
5:35 am-4:20 pm
2 stops11h 45m
$362
Showing 1-10 of 21 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 March.
| 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 March 13, 2026.
Booking 50 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, January is the cheapest month in which you can book a flight from Santa Rosa to Denver (average of $58). Flying from Santa Rosa to Denver in June is currently the most expensive (average of $105). 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.
How much does it cost to fly round-trip from Santa Rosa to Denver?
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 March 23, 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.
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Food
7.0
Crew
8.6
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
Black Hawk
Lakewood
Broomfield
Westminster
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Centennial
Greeley
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Wheat Ridge
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Central City
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Manitou Springs
Frisco
Englewood
Fort Morgan
Brighton
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Top 3 airlines flying from Santa Rosa to Denver
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$249 | Average$433 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$354 | Average$538 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$356 | Average$419 | FlexibilityNo cancel fee | On-time63% |