The cheapest times to fly from STS to GCC are

  • January 1st to February 25th
  • July 30th to November 18th
  • December 3rd to December 16th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from STS to GCC is early October. Prices can be as high as $1045 for Sunday flights during early June, or as low as $705 for Wednesday flights around early October.


When to Fly to Gillette

Flying from Santa Rosa, CA (STS) to Gillette, WY (GCC) will usually cost between $705 to $927 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early October with an average ticket price of $712. Due to high demand the most expensive time to fly is early June, with an average price of $917. Planning your trip to low-cost times can easily save you $206 on economy flights and even more on first-class flights. Generally, any price below $778 can be considered a good price for a round-trip STS to GCC flight.

See below for a graph of average weekly prices for the STS to GCC route. All prices are for round-trip tickets in USD.

STS to GCC Flight Prices

Compared to other flights, the STS to GCC flight is cheaper than the average and costs less than the average flight leaving from Santa Rosa. The average price per mile (for a direct flight) is $0.49, which is above average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $50 (6%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $769. Return trip prices are from the GCC to STS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from STS to GCC can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 45 minutes may not be realistic.


Flight Hacking STS to GCC

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from STS to GCC — but Champion Traveler does!

Hack #1: Los Angeles, CA (STS > LAX > GCC)

  • Price for both tickets: $631
  • Average savings: $147 (18.89%)

See STS to LAX flights

Hack #2: Denver, CO (STS > DEN > GCC)

  • Price for both tickets: $670
  • Average savings: $108 (13.88%)

See STS to DEN flights

Hack #3: Seattle, WA (STS > SEA > GCC)

  • Price for both tickets: $717
  • Average savings: $61 (7.84%)

See STS to SEA flights


Flight Questions Answered

Still have questions about flying from STS to GCC? We’ve got answers.

Which airlines fly this route?

You can find 3 major airlines flying this route most often: Alaska, American, United, and potentially more during busy seasons.

How far away is it from Gillette Campbell County Airport to Charles M. Schulz – Sonoma County Airport?

The distance between the two airports is roughly 979 miles or 1576 kilometers.

How long does it take to fly from STS to GCC?

The real-world flight time for a nonstop STS to GCC flight is about 2 hour 45 minutes.

How many flights go between Santa Rosa, CA and Gillette, WY?

It depends on the day of the week and the date, but a typical day might have around 24 available flights from STS to GCC.


Airport Location Info


Departing Airport

Origination code STS
Origination airport name Charles M. Schulz – Sonoma County Airport
City Santa Rosa, CA
Country the United States
Latitude 38.5
Longitude -122.8

Return Airport

Destination code GCC
Destination airport name Gillette Campbell County Airport
City Gillette, WY
Country the United States
Latitude 44.3
Longitude -105.5


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.