Cheap flights from Santa Rosa to Denver (STS - DEN)

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The best prices from Santa Rosa Sonoma County to Denver Intl are usually found in July or April, booked 44 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

How to find the cheapest flight from
Santa Rosa (STS) to Denver (DEN)

All the information you need to plan the best STS to DEN flight in 2022: compare Santa Rosa to Denver flight prices with the expected peak season, weather and rainfall in Denver.
STS - DEN
Price
$177 - $425
DEN
Temperature
30.2 - 73.4 °F
DEN
Rainfall
0.5 - 2.3 inches

Popular in

December

High demand for flights, 16% potential price rise

Cheapest in

July

Best time to find cheap flights, 50% potential price drop

Average price

$381

Average for round-trip flights in May 2022

Round-trip from

$177

From Santa Rosa Sonoma County to Denver Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Santa Rosa to Denver?

Sunday flights are found to be more expensive to fly from Santa Rosa to Denver. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Denver.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 15 days in advance, which can save you up to 11% on flights from Santa Rosa to Denver compared to booking the week you need them. Waiting 15 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $178. For sooner than that we have options available in the next 3 days from $211.

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

August is one of the best times of the year to fly to Denver from Santa Rosa. Prices for August average $195 per person but you can even find prices for as low as $86. The most expensive prices can be found in the month of November. Opting for a August flight can save you 24% on your journey compared to booking in November

When is the cheapest time to fly from Santa Rosa to Denver (STS - DEN)?

One of the essential ways to save on airfare from Santa Rosa to Denver is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 35% on airfare.

Cheap flights from Santa Rosa to Denver in May, June 2022

The best prices found for STS to DEN flights for May, June
29 Jun - 6 Jul
$382pp
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County
14 Jun - 28 Jun
$392pp
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County
6 Jun - 20 Jun
$422pp
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County

Santa Rosa Sonoma County to Denver 2022 flight deals

Cheap flights to Denver from Santa Rosa found for this year
9 Aug - 16 Aug
$246pp
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County
2 Aug - 9 Aug
$256pp
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County
9 Aug - 16 Aug
$266pp
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County

Last minute flights from Santa Rosa to Denver

Late deals on round-trip flights to Denver from Santa Rosa, departing today and this week
3 Jun - 6 Jun
$436pp
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County
4 Jun - 4 Jun
$480pp
STS
Santa Rosa Sonoma County
Multiple Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
Multiple Airlines
   
2 STOPS
STS
Santa Rosa Sonoma County
31 May - 3 Jun
$496pp
STS
Santa Rosa Sonoma County
United Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
United Airlines
 
1 STOP
STS
Santa Rosa Sonoma County

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Santa Rosa</span> to <span class="emphasized">Denver</span> flights.

Flight FAQs

From Santa Rosa to Denver

Which airlines flying from Santa Rosa Sonoma County to Denver Intl have flexible cancellations due to COVID-19?

Some of our airline partners flying from Santa Rosa Sonoma County to Denver Intl have new flexible policies in place due to COVID-19. United Airlines, American Airlines, and Alaska Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Are there last-minute flights available from Santa Rosa to Denver for under $500?

There are currently 12+ open flights from Santa Rosa to Denver within the next 7 days for less than $500.

What are the most popular airlines that fly from Santa Rosa to Denver?

When booking a flight from Santa Rosa to Denver, you may want to consider flying on Major Airline, American Airlines or Alaska Airlines as they are the most popular for this route.

What are the cheapest flights from Santa Rosa to Denver?

Looking for the cheapest flight from Santa Rosa to Denver? While on average our users pay $755, our data indicates the cheapest price to be $81. The most popular route (Santa Rosa Sonoma County - Denver Intl), is priced around $256.

COVID Restrictions

View COVID Travel Restrictions for Denver, CO

Do I need a COVID test to fly to Denver from Santa Rosa?

Information is based on travel restrictions for travel to Denver Intl within the United States

Most visitors from Santa Rosa Sonoma County need to provide a negative COVID-19 test result and/or quarantine to enter Denver Intl.

COVID-19 testing requirements
Visitors from Santa Rosa Sonoma County must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Denver Intl.

Quarantine requirements
Visitors from Santa Rosa Sonoma County are not required to quarantine after entering Denver Intl.

Do I need a test to fly back to Santa Rosa from Denver?

Returning to Santa Rosa Sonoma County from Denver Intl

COVID-19 testing requirements
Visitors from Denver Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Santa Rosa Sonoma County.

Quarantine requirements
Visitors from Denver Intl are not required to quarantine after entering Santa Rosa Sonoma County.

Hide COVID Travel Restrictions for Denver, CO

Alternative routes for Santa Rosa to Denver

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

Destination information for Denver

Things to know before you go - useful duration and weather info for your trip from Santa Rosa to Denver.
Average temperature for May in Denver
73.4 °F
Avg rainfall for May in Denver
1.9 ″

Airports servicing Santa Rosa

Airports servicing Denver

Top 3 airlines flying from Santa Rosa Sonoma County to Denver Intl

The chart below displays the airlines Cheapflights users traveling from Santa Rosa to Denver choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$234 $380 No cancel fee 69%
Alaska Airlines
$238 $345 No cancel fee 75%
American Airlines
$281 $445 No cancel fee 71%
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