The cheapest times to fly from STS to EVN are

  • January 15th to April 29th (except the week of April 16th)
  • September 24th 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 EVN is early December. Prices can be as high as $4107 for Tuesday flights during early August, or as low as $1087 for Wednesday flights around early December.


When to Fly to Yerevan

Flying from Santa Rosa, CA (STS) to Yerevan (EVN) will usually cost between $1121 to $2228 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $1140. Due to high demand the most expensive time to fly is early August, with an average price of $2112. Planning your trip to low-cost times can easily save you $972 on economy flights and even more on first-class flights. Generally, any price below $1304 can be considered a good price for a round-trip STS to EVN flight.

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

STS to EVN Flight Prices

Compared to other flights, the STS to EVN flight is slightly more expensive than the average and costs about as much as the average flight leaving from Santa Rosa. The average price per mile (for a direct flight) is $0.12, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Tuesdays 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 $496 (29%) 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 $1282. Return trip prices are from the EVN 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 EVN can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 13 hour 29 minutes may not be realistic.


Flight Hacking STS to EVN

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 EVN — but Champion Traveler does!

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

  • Price for both tickets: $1112
  • Average savings: $192 (14.72%)

See STS to LAX flights

Hack #2: Moscow (STS > DME > EVN)

  • Price for both tickets: $1203
  • Average savings: $102 (7.78%)

See STS to DME flights

Hack #3: Lyon (STS > LYS > EVN)

  • Price for both tickets: $1280
  • Average savings: $24 (1.84%)

See STS to LYS flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 13 major airlines flying this route most often: Aeroflot, Air France, Alaska, American, Austrian, Brussels Airlines, Delta, Emirates, Finnair, LOT, Lufthansa, TAROM, United, and potentially more during busy seasons.

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

The distance between the two airports is roughly 6941 miles or 11170 kilometers.

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

The real-world flight time for a nonstop STS to EVN flight is about 13 hour 29 minutes.

How many flights go between Santa Rosa, CA and Yerevan?

It depends on the day of the week and the date, but a typical day might have around 11 available flights from STS to EVN.


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 EVN
Destination airport name Zvartnots Airport
City Yerevan
Country Armenia
Latitude 40.1
Longitude 44.4


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.