The cheapest times to fly from SUN to JAX are

  • April 16th to May 6th
  • October 15th to November 18th
  • December 3rd to March 25th (except the weeks of December 10th and 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 JAX is late January. Prices can be as high as $1155 for Sunday flights during early to mid October, or as low as $338 for Tuesday flights around late January.


When to Fly to Jacksonville

Flying from Sun Valley/Hailey/Ketchum, ID (SUN) to Jacksonville, FL (JAX) will usually cost between $425 to $1019 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $478. Due to high demand the most expensive time to fly is early to mid October, with an average price of $998. Planning your trip to low-cost times can easily save you $520 on economy flights and even more on first-class flights. Generally, any price below $678 can be considered a good price for a round-trip SUN to JAX flight.

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

SUN to JAX Flight Prices

Compared to other flights, the SUN to JAX 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 $0.21, which is below 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 $277 (32%) 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 $568. Return trip prices are from the JAX 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 JAX can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 4 hour 34 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 JAX while comparing.

Destination alternative #1: Orlando International Airport (MCO) in Orlando, FL

  • 144 miles (232 km) away from JAX
  • Usually 19.17% less expensive than JAX
  • 1-layover flights available

See SUN to MCO flights


Flight Hacking SUN to JAX

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 SUN to JAX — but Champion Traveler does!

Hack #1: Seattle, WA (SUN > SEA > JAX)

  • Price for both tickets: $634
  • Average savings: $45 (6.56%)

See SUN to SEA flights

Hack #2: St. Louis, MO (SUN > STL > JAX)

  • Price for both tickets: $641
  • Average savings: $37 (5.46%)

See SUN to STL flights

Hack #3: Salt Lake City, UT (SUN > SLC > JAX)

  • Price for both tickets: $652
  • Average savings: $26 (3.87%)

See SUN to SLC flights


Flight Questions Answered

Still have questions about flying from SUN to JAX? 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 Jacksonville International Airport to Friedman Memorial Airport?

The distance between the two airports is roughly 1994 miles or 3209 kilometers.

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

The real-world flight time for a nonstop SUN to JAX flight is about 4 hour 34 minutes.

How many flights go between Sun Valley/Hailey/Ketchum, ID and Jacksonville, FL?

It depends on the day of the week and the date, but a typical day might have around 22 available flights from SUN to JAX.


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 JAX
Destination airport name Jacksonville International Airport
City Jacksonville, FL
Country the United States
Latitude 30.5
Longitude -81.7


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.