In terms of precipitation, rainfall in Santa Rosa ranges from 0.0 - 7.1 inches per month. January is typically the wettest month, when rainfall can reach 7.1 in. July is typically the driest time to visit Santa Rosa when rainfall is around 0.0 in.

If weather is an important factor for your trip to Santa Rosa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

What are the most popular routes from Colorado to Santa Rosa?

The most popular flight routes from Colorado to Santa Rosa are Denver Intl - Santa Rosa Sonoma County, Grand Junction Regnl - Santa Rosa Sonoma County and Gunnison - Santa Rosa Sonoma County.

How far in advance should I book a flight from Colorado to Santa Rosa?

Find a great deal and save up to 82% by booking at least 50 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Colorado to Santa Rosa within the next two weeks, with the cheapest ticket starting at $185.

What is the cheapest month to fly from Colorado to Santa Rosa?

The best pricing can be found in the month of February. Prices to Santa Rosa from Colorado average $211. You can even find prices in February for less than $211, as users have found deals to Santa Rosa from as low as $56. The month of July appears to be one of the more expensive times to travel to Santa Rosa from Colorado. Flying in the targeted month can save you up to 32%.

What airport do you fly into for flights to Santa Rosa from Colorado?

If you book a flight to Santa Rosa from Colorado, you will be flying to Sonoma County, which is the city’s only airport. Santa Rosa Sonoma County (STS) is located 7.2 mi from the center of Santa Rosa.

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

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

How can I find direct flights from Colorado to Santa Rosa?

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

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

Yes. Cheapflights offers flight deals from Colorado to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$139+ Flights from Colorado to Santa Rosa

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Cheap flight deals from Colorado to Santa Rosa

Round-trip from	$246 (Alaska Airlines)
One-way from	$139 (Alaska Airlines)
Popular in	July
Cheapest in	February
Average price	$281

From Colorado to Santa Rosa Sonoma County

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One-way flight from Colorado to Santa Rosa Sonoma County

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($36 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Colorado to Santa Rosa

Cheapest flights from Colorado to Santa Rosa
Explore the most affordable flight options available from Colorado to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

mié. 10/13:02 pmDEN - STS

1 stop6h 21mAlaska Airlines

mié. 10/226:25 amSTS - DEN

1 stop6h 35mAlaska Airlines

Deal found 7/29

$246

sáb. 10/46:02 amGJT - STS

1 stop7h 27mAmerican Airlines

mar. 10/74:17 pmSTS - GJT

1 stop4h 22mAmerican Airlines

Deal found 7/30

$466

vie. 10/248:00 amASE - STS

2 stops29h 21mAmerican Airlines

mar. 10/284:17 pmSTS - ASE

2 stops25h 42mAmerican Airlines

Deal found 7/30

$791

vie. 10/108:08 amEGE - STS

2 stops8h 39mAmerican Airlines

lun. 10/1312:31 pmSTS - EGE

1 stop29h 23mAmerican Airlines

Deal found 7/30

$1,256

sáb. 8/911:45 amGJT - STS

3 stops31h 22mAlaska Airlines

mar. 8/1210:00 amSTS - GJT

3 stops31h 40mAlaska Airlines

Deal found 7/30

$1,571

Best flights from Colorado to Santa Rosa
Discover carefully curated flight deals from Colorado to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 31, 2025.

mié. 10/13:02 pmDEN - STS

1 stop6h 21mAlaska Airlines

mié. 10/226:25 amSTS - DEN

1 stop6h 35mAlaska Airlines

Deal found 7/29

$246

sáb. 10/46:02 amGJT - STS

1 stop7h 27mAmerican Airlines

mar. 10/74:17 pmSTS - GJT

1 stop4h 22mAmerican Airlines

Deal found 7/30

$466

vie. 10/248:00 amASE - STS

2 stops32h 47mAmerican Airlines

mar. 10/284:17 pmSTS - ASE

2 stops25h 42mAmerican Airlines

Deal found 7/29

$791

vie. 10/108:08 amEGE - STS

2 stops8h 39mAmerican Airlines

lun. 10/1312:31 pmSTS - EGE

1 stop29h 23mAmerican Airlines

Deal found 7/31

$1,256

Last-minute flights from Colorado to Santa Rosa
Discover last-minute flight deals from Colorado to Santa Rosa. Data last updated julio 31, 2025 and is based on user searches.

mar. 8/511:33 amDEN - STS

2 stops13h 11mAlaska Airlines

mar. 8/127:00 amSTS - DEN

2 stops15h 59mAlaska Airlines

Deal found 7/30

$644

mar. 8/57:50 amDEN - STS

1 stop8h 46mAmerican Airlines

mar. 8/1212:59 pmSTS - DEN

1 stop21h 31mAmerican Airlines

Deal found 7/30

$853

jue. 8/76:00 amGJT - STS

1 stop6h 36mAmerican Airlines

mié. 8/1312:59 pmSTS - GJT

1 stop4h 41mAmerican Airlines

Deal found 7/30

$531

sáb. 8/911:45 amGJT - STS

3 stops31h 22mAlaska Airlines

mar. 8/1210:00 amSTS - GJT

3 stops31h 40mAlaska Airlines

Deal found 7/30

$1,571

sáb. 8/234:53 pmASE - STS

2 stops20h 36mAmerican Airlines

sáb. 8/304:17 pmSTS - ASE

2 stops20h 40mAmerican Airlines

Deal found 7/29

$880

vie. 8/299:23 pmDEN - STS

1 stop23h 45mAlaska Airlines

vie. 9/55:55 pmSTS - DEN

1 stop15h 49mAlaska Airlines

Deal found 7/30

$360

One-way flights from Colorado to Santa Rosa
Search for one-way flight options from Colorado to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated julio 31, 2025.

mié. 9/38:00 amDEN - STS

1 stop6h 36mAlaska Airlines

Deal found 7/31

$139

Fly from

Fly to

Route

Depart

Return

Price

DenverSanta Rosa

DEN - STS

DENSTS

Denver Intl

mié. 10/1

3:02 pm-8:23 pm

1 stop6h 21m

Santa Rosa Sonoma County

mié. 10/22

6:25 am-2:00 pm

1 stop6h 35m

$246

Grand JunctionSanta Rosa

GJT - STS

GJTSTS

Grand Junction Regnl

sáb. 10/4

6:02 am-12:29 pm

1 stop7h 27m

Santa Rosa Sonoma County

mar. 10/7

4:17 pm-9:39 pm

1 stop4h 22m

$466

AspenSanta Rosa

ASE - STS

ASESTS

Aspen Pitkin County

vie. 10/24

8:00 am-3:47 pm

2 stops32h 47m

Santa Rosa Sonoma County

mar. 10/28

4:17 pm-6:59 pm

2 stops25h 42m

$791

VailSanta Rosa

EGE - STS

EGESTS

Vail Eagle County

vie. 10/10

8:08 am-3:47 pm

2 stops8h 39m

Santa Rosa Sonoma County

lun. 10/13

12:31 pm-6:54 pm

1 stop29h 23m

$1,256

DenverSanta Rosa

DEN - STS

DENSTS

Denver Intl

mié. 9/3

8:00 am-1:36 pm

1 stop6h 36m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Best time to book a flight from Colorado to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Colorado with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Santa Rosa

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

Currently, February is the cheapest month in which you can book a flight from Colorado to Santa Rosa (average of $202). Flying from Colorado to Santa Rosa in June is currently the most expensive (average of $395). 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 CO to STS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Santa Rosa as you normally would.

Reviews of airlines servicing Santa Rosa

Read through reviews of airlines operating flights from Colorado to Santa Rosa, such as Alaska Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What airport do you fly into for flights to Santa Rosa from Colorado?
If you book a flight to Santa Rosa from Colorado, you will be flying to Sonoma County, which is the city’s only airport. Santa Rosa Sonoma County (STS) is located 7.2 mi from the center of Santa Rosa.
What are the most popular routes from Colorado to Santa Rosa?
The most popular flight routes from Colorado to Santa Rosa are Denver Intl - Santa Rosa Sonoma County, Grand Junction Regnl - Santa Rosa Sonoma County and Gunnison - Santa Rosa Sonoma County.
Can I find deals for flights from Colorado to Santa Rosa that include hotel bookings?
Yes. In addition to deals on Colorado to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Colorado to Santa Rosa?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Santa Rosa.
Can I find deals for business class flights from Colorado to Santa Rosa?
Yes. Cheapflights offers flight deals from Colorado to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Colorado to Santa Rosa?
Currently, February is the cheapest month in which you can book a flight from Colorado to Santa Rosa (average of $202). Flying from Colorado to Santa Rosa in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Fort Bragg

Ukiah

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Top 2 airlines flying from Colorado to Santa Rosa

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$296	Average$497	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$307	Average$480	FlexibilityNo cancel fee	On-time75%

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$139+ Cheap flights from Colorado to Santa Rosa (STS)

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Colorado to Santa Rosa with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

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Cheap flight deals from Colorado to Santa Rosa

Keep the following information in mind while searching for Colorado to Santa Rosa flight deals. Data was last updated julio 31, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Colorado to Santa Rosa

Cheapest flights from Colorado to Santa RosaExplore the most affordable flight options available from Colorado to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

Explore the most affordable flight options available from Colorado to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado to Santa Rosa that are best for you.

Best time to book a flight from Colorado to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Colorado with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Santa Rosa

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

What is the cheapest time of day to fly from CO to STS?

Find hourly flight availability from Colorado to Santa Rosa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 31, 2025.

Reviews of airlines servicing Santa Rosa

Read through reviews of airlines operating flights from Colorado to Santa Rosa, such as Alaska Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What airport do you fly into for flights to Santa Rosa from Colorado?

What are the most popular routes from Colorado to Santa Rosa?

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

How can I find direct flights from Colorado to Santa Rosa?

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

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

Traveling to a place near Santa Rosa?

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Alternative routes for Colorado to Santa Rosa

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Colorado to Santa Rosa

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Cheapest flights from Colorado to Santa Rosa
Explore the most affordable flight options available from Colorado to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.