The cheapest times to fly from SLC to SUN are

  • January 15th to February 4th
  • April 2nd to May 13th
  • June 11th to June 24th
  • August 6th to December 9th (except the weeks of August 20th, August 27th, and November 19th)

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 SLC to SUN is early November. Prices can be as high as $612 for Sunday flights during mid December, or as low as $139 for Tuesday flights around early November.


When to Fly to Sun Valley

Flying from Salt Lake City, UT (SLC) to Sun Valley/Hailey/Ketchum, ID (SUN) will usually cost between $149 to $432 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early November with an average ticket price of $150. Due to high demand the most expensive time to fly is mid December, with an average price of $489. Planning your trip to low-cost times can easily save you $339 on economy flights and even more on first-class flights. Generally, any price below $234 can be considered a good price for a round-trip SLC to SUN flight.

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

SLC to SUN Flight Prices

Compared to other flights, the SLC to SUN flight is much cheaper than the average and costs much less than the average flight leaving from Salt Lake City. The average price per mile (for a direct flight) is $0.66, 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 $98 (33%) 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 $200. Return trip prices are from the SUN to SLC 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 SLC to SUN can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 23 minutes may 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 a nonstop flight from SLC to SUN while comparing.

Destination alternative #1: Pocatello Regional Airport (PIH) in Pocatello, ID

  • 95 miles (153 km) away from SUN
  • Usually 33.97% less expensive than SUN
  • Nonstop flights available

See SLC to PIH flights

Destination alternative #2: Joslin Field – Magic Valley Regional Airport (TWF) in Twin Falls, ID

  • 71 miles (114 km) away from SUN
  • Usually 20.30% less expensive than SUN
  • Nonstop flights available

See SLC to TWF flights

Destination alternative #3: Boise Air Terminal Airport (BOI) in Boise, ID

  • 97 miles (156 km) away from SUN
  • Usually 3.85% less expensive than SUN
  • Nonstop flights available

See SLC to BOI flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 4 major airlines flying this route most often: Alaska, American, Delta, United, and potentially more during busy seasons.

How far away is it from Friedman Memorial Airport to Salt Lake City International Airport?

The distance between the two airports is roughly 222 miles or 357 kilometers.

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

The real-world flight time for a nonstop SLC to SUN flight is about 1 hour 23 minutes.

How many flights go between Salt Lake City, UT and Sun Valley/Hailey/Ketchum, ID?

It depends on the day of the week and the date, but a typical day might have around 43 available flights from SLC to SUN.


Airport Location Info


Departing Airport

Origination code SLC
Origination airport name Salt Lake City International Airport
City Salt Lake City, UT
Country the United States
Latitude 40.8
Longitude -112

Return Airport

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


Late and Early Flight Data

Flights from SLC to SUN tend to depart late almost never compared to the average flight. According to our recently updated data, 8% of flights departed 5 or more minutes late, and 10% of flights left 5 or more minutes early. On average you can expect to leave SUN heading for SLC about 1 minutes early. This does significantly impact arrival time, as the average landing time in Sun Valley/Hailey/Ketchum, ID is about 9 minutes early. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • SkyWest: 1 minutes early
  • Some airlines not reporting


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.