The cheapest times to fly from SUN to COS are

  • April 9th to May 6th
  • July 30th to August 12th
  • October 22nd to November 18th
  • December 17th to March 4th (except the week of January 1st)

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 SUN to COS is late December. Prices can be as high as $832 for Sunday flights during early to mid October, or as low as $300 for Tuesday flights around late December.


When to Fly to Colorado Springs

Flying from Sun Valley/Hailey/Ketchum, ID (SUN) to Colorado Springs, CO (COS) will usually cost between $418 to $699 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late December with an average ticket price of $407. Due to high demand the most expensive time to fly is early to mid October, with an average price of $702. Planning your trip to low-cost times can easily save you $295 on economy flights and even more on first-class flights. Generally, any price below $504 can be considered a good price for a round-trip SUN to COS flight.

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

SUN to COS Flight Prices

Compared to other flights, the SUN to COS flight is cheaper than the average and costs less than the average flight leaving from Sun Valley. The average price per mile (for a direct flight) is $0.53, which is above average.


Flight Prices by Day of the Week

Tuesday 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 $133 (22%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $462. Return trip prices are from the COS to SUN 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 SUN to COS 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 3 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from SUN to COS while comparing.

Destination alternative #1: Denver International Airport (DEN) in Denver, CO

  • 73 miles (117 km) away from COS
  • Usually 24.21% less expensive than COS
  • Nonstop flights available

See SUN to DEN flights

Destination alternative #2: Aspen Pitkin County Sardy Field Airport (ASE) in Aspen, CO

  • 120 miles (193 km) away from COS
  • Usually 24.01% less expensive than COS
  • 1-layover flights available

See SUN to ASE flights


Flight Questions Answered

Still have questions about flying from SUN to COS? We’ve got answers.

Which airlines fly this route?

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

How far away is it from City of Colorado Springs Municipal Airport to Friedman Memorial Airport?

The distance between the two airports is roughly 595 miles or 958 kilometers.

How long does it take to fly from SUN to COS?

The real-world flight time for a nonstop SUN to COS flight is about 2 hour 3 minutes.

How many flights go between Sun Valley/Hailey/Ketchum, ID and Colorado Springs, CO?

It depends on the day of the week and the date, but a typical day might have around 19 available flights from SUN to COS.


Airport Location Info


Departing Airport

Origination code SUN
Origination airport name Friedman Memorial Airport
City Sun Valley/Hailey/Ketchum, ID
Country the United States
Latitude 43.5
Longitude -114.3

Return Airport

Destination code COS
Destination airport name City of Colorado Springs Municipal Airport
City Colorado Springs, CO
Country the United States
Latitude 38.8
Longitude -104.7


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.