Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Santa Rosa to Denver from $121

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to Denver departing on 2/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Santa Rosa to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:30 pm - 12:38 pm
STS
-
DEN
17h 08m2 stops
Alaska Airlines Logo
7:00 am - 8:58 am
DEN
-
STS
26h 58m2 stops
$233Alaska Airlines
Mon, Jan 12 - Wed, Jan 21
Alaska Airlines Logo
9:38 am - 11:58 pm
STS
-
DEN
13h 20m1 stop
Alaska Airlines Logo
7:00 am - 8:58 am
DEN
-
STS
26h 58m2 stops
$238Alaska Airlines
Mon, Jan 12 - Wed, Jan 21
Alaska Airlines Logo
10:51 am - 11:59 pm
STS
-
DEN
12h 08m1 stop
Alaska Airlines Logo
6:45 pm - 11:09 pm
DEN
-
STS
5h 24m1 stop
$242Alaska Airlines
Wed, Feb 18 - Mon, Feb 23
Alaska Airlines Logo
9:33 pm - 11:35 pm
STS
-
DEN
25h 02m1 stop
Alaska Airlines Logo
5:09 pm - 12:22 pm
DEN
-
STS
20h 13m2 stops
$247Alaska Airlines
Fri, Jan 9 - Tue, Jan 13
Alaska Airlines Logo
6:50 am - 11:35 pm
STS
-
DEN
15h 45m2 stops
Alaska Airlines Logo
1:37 pm - 11:59 pm
DEN
-
STS
11h 22m1 stop
$248Alaska Airlines
Tue, Jan 13 - Fri, Jan 23
Hawaiian Airlines Logo
9:38 am - 11:58 pm
STS
-
DEN
13h 20m1 stop
Hawaiian Airlines Logo
5:09 pm - 10:35 am
DEN
-
STS
18h 26m1 stop
$249Hawaiian Airlines
Mon, Jan 12 - Wed, Jan 21
Alaska Airlines Logo
6:52 pm - 11:38 am
STS
-
DEN
15h 46m1 stop
Alaska Airlines Logo
7:00 am - 11:59 pm
DEN
-
STS
17h 59m1 stop
$252Alaska Airlines
Mon, Jan 12 - Sun, Jan 18
Alaska Airlines Logo
7:00 am - 11:35 pm
STS
-
DEN
15h 35m2 stops
Alaska Airlines Logo
8:04 am - 11:11 pm
DEN
-
STS
16h 07m1 stop
$253Alaska Airlines
Fri, Jan 9 - Thu, Jan 22
Alaska Airlines Logo
9:33 pm - 11:35 pm
STS
-
DEN
25h 02m1 stop
Alaska Airlines Logo
7:00 am - 11:59 pm
DEN
-
STS
17h 59m1 stop
$256Alaska Airlines
Fri, Jan 16 - Sun, Jan 18
Alaska Airlines Logo
9:33 pm - 11:35 pm
STS
-
DEN
25h 02m1 stop
Alaska Airlines Logo
12:34 pm - 6:12 pm
DEN
-
STS
30h 38m2 stops
$258Alaska Airlines
Fri, Jan 9 - Wed, Jan 21

Alaska Airlines flights from Santa Rosa to Denver

Our best Alaska Airlines deals on Santa Rosa to Denver flight tickets
Alaska Airlines
Jan 12
STS6:30 pmSanta Rosa Sonoma County
17h 08m
2 stops
DEN12:38 pmDenver Intl
Jan 21
DEN7:00 amDenver Intl
26h 58m
2 stops
STS8:58 amSanta Rosa Sonoma County
$233
Find similar
Alaska Airlines
Jan 12
STS9:38 amSanta Rosa Sonoma County
13h 20m
1 stop
DEN11:58 pmDenver Intl
Jan 21
DEN7:00 amDenver Intl
26h 58m
2 stops
STS8:58 amSanta Rosa Sonoma County
$238
Find similar
Alaska Airlines
Feb 18
STS10:51 amSanta Rosa Sonoma County
12h 08m
1 stop
DEN11:59 pmDenver Intl
Feb 19
DEN1:10 pmDenver Intl
11h 41m
1 stop
STS11:51 pmSanta Rosa Sonoma County
$242
Find similar

American Airlines flights from Santa Rosa to Denver

Our best American Airlines deals on Santa Rosa to Denver flight tickets
American Airlines
Jan 1
STS4:21 pmSanta Rosa Sonoma County
5h 28m
1 stop
DEN10:49 pmDenver Intl
Jan 5
DEN7:10 amDenver Intl
6h 19m
1 stop
STS12:29 pmSanta Rosa Sonoma County
$355
Find similar
American Airlines
Dec 30
STS4:21 pmSanta Rosa Sonoma County
18h 23m
1 stop
DEN11:44 amDenver Intl
Jan 2
DEN10:58 amDenver Intl
5h 53m
1 stop
STS3:51 pmSanta Rosa Sonoma County
$515
Find similar
American Airlines
Dec 28
STS4:21 pmSanta Rosa Sonoma County
5h 27m
1 stop
DEN10:48 pmDenver Intl
Dec 30
DEN7:10 amDenver Intl
6h 19m
1 stop
STS12:29 pmSanta Rosa Sonoma County
$708
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
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

Price

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Mon 1/12

6:30 pm-12:38 pm

2 stops17h 08m

Denver Intl

Wed 1/21

7:00 am-8:58 am

2 stops26h 58m

$233

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Mon 1/12

9:38 am-11:58 pm

1 stop13h 20m

Denver Intl

Wed 1/21

7:00 am-8:58 am

2 stops26h 58m

$238

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Wed 2/18

10:51 am-11:59 pm

1 stop12h 08m

Denver Intl

Mon 2/23

6:45 pm-11:09 pm

1 stop5h 24m

$242

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Fri 1/9

9:33 pm-11:35 pm

1 stop25h 02m

Denver Intl

Tue 1/13

5:09 pm-12:22 pm

2 stops20h 13m

$247

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Tue 1/13

6:50 am-11:35 pm

2 stops15h 45m

Denver Intl

Fri 1/23

1:37 pm-11:59 pm

1 stop11h 22m

$248

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Mon 1/12

9:38 am-11:58 pm

1 stop13h 20m

Denver Intl

Wed 1/21

5:09 pm-10:35 am

1 stop18h 26m

$249

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Mon 1/12

6:52 pm-11:38 am

1 stop15h 46m

Denver Intl

Sun 1/18

7:00 am-11:59 pm

1 stop17h 59m

$252

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Fri 1/9

7:00 am-11:35 pm

2 stops15h 35m

Denver Intl

Thu 1/22

8:04 am-11:11 pm

1 stop16h 07m

$253

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Fri 1/16

9:33 pm-11:35 pm

1 stop25h 02m

Denver Intl

Sun 1/18

7:00 am-11:59 pm

1 stop17h 59m

$256

Santa RosaDenver

STS - DEN

STSDEN

Santa Rosa Sonoma County

Fri 1/9

9:33 pm-11:35 pm

1 stop25h 02m

Denver Intl

Wed 1/21

12:34 pm-6:12 pm

2 stops30h 38m

$258

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Denver from

How to get the cheapest flight ticket from Santa Rosa to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Santa Rosa and Denver?

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Santa Rosa is in November. Flight prices, which tend to average around $338, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in November, then you should wait until February to fly from Santa Rosa, when ticket prices are also cheap, with an average price of $356.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Friday when prices can be found for as low as $303. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $373.

What is the cheapest time of day to depart on your flight to Denver?

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $261. Flights at noon are often more expensive with an average ticket price of $386.

What is the cheapest Santa Rosa Sonoma County to Denver Intl flight route?

Fly from Santa Rosa Sonoma County to Denver Intl for the best Santa Rosa Sonoma County - Denver Intl flight prices

How far in advance should I book a flight to Denver?

You are more likely to see cheaper flights to Denver from Santa Rosa when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $465 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Santa Rosa for as low as $385 on momondo.

What cabin class options are available on Santa Rosa Sonoma County to Denver Intl flights?

There is only 1 cabin class available to choose from on Santa Rosa Sonoma County to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Santa Rosa to Denver flights?

You could potentially save up to 14% on your flight if you consider stops on a Santa Rosa to Denver flight.

How have Santa Rosa to Denver flight prices changed over time?

As of December 2025, prices for Santa Rosa to Denver flights are approximately 34% cheaper when compared to flights at the same time last year.

When to book flights from Santa Rosa to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Santa Rosa to Denver according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Santa Rosa to Denver (STS to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to Denver

Best Price Found

$419

Fastest flight time

4h 40m

Direct flights

None
The best flight deal from Santa Rosa to Denver found on momondo in the last 72 hours is $419
The fastest flight from Santa Rosa to Denver takes 4h 40m
There are no direct flights from Santa Rosa to Denver. There are no popular flight routes from Santa Rosa to Denver.
Search flight deals

  • How far is Santa Rosa Sonoma County to Denver Intl by plane?

    Denver Intl is 952.8 mi away from Santa Rosa Sonoma County. Typically, this will take 4h 40m by plane in normal conditions.

  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Denver Intl Airport?

    Prices for flights from Santa Rosa Sonoma County Airport to Denver Intl Airport refresh daily.

  • How many operators does momondo search for flights from Santa Rosa Sonoma County Airport to Denver Intl Airport?

  • How old do you have to be to fly from Santa Rosa Sonoma County Airport to Denver Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Santa Rosa Sonoma County Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The travel and health documents you'll need for your trip to Denver Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Denver Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Santa Rosa to Denver?

Best airlines flying from Santa Rosa to Denver

Compare and see reviews for airlines that fly from Santa Rosa to Denver with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $262Free CancellationRating
8.0
11,474 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $300Free CancellationRating
7.2
11,053 reviews
Search American Airlines flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Keystone
Cripple Creek
Manitou Springs
Longmont
Boulder
Greeley
Lakewood
Thornton
Westminster
Winter Park
Copper Mountain
Silverthorne
Frisco
Centennial
Grand Lake

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Denver?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Santa Rosa to Denver for you.

Can I find flights from Santa Rosa to Denver with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Santa Rosa to Denver flights to just show those with flexible booking policies.

How can momondo help me find flights from Santa Rosa to Denver?

Once all potential Santa Rosa to Denver flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Santa Rosa to Denver right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Santa Rosa to Denver flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Denver trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 1/17
Sat 1/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States