What is the cheapest month to fly from Kansas City to Sun Valley?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Kansas City (MCI) to Sun Valley (SUN), with fares starting from $280.

What is the lowest current fare from MCI to SUN?

The lowest currently-listed fare from Kansas City (MCI) to Sun Valley (SUN) is $280 on 2026-08-19.

Is there a direct flight from Kansas City to Sun Valley?

There is currently no non-stop service from MCI to SUN. Most travellers connect through a hub airport. See our route page for current stopover options.

Cheap flights from Kansas City to Sun Valley

Cheapest current fares: $280 in August 2026 on connecting flights.

Last updated August 12, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Kansas City (MCI) to Sun Valley (SUN). Refreshed daily.

Kansas City (MCI) → Sun Valley (SUN)

August 2026 $280

Frequently asked questions

What is the cheapest month to fly from Kansas City to Sun Valley?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Kansas City (MCI) to Sun Valley (SUN), with fares starting from $280.
What is the lowest current fare from MCI to SUN?

The lowest currently-listed fare from Kansas City (MCI) to Sun Valley (SUN) is $280 on 2026-08-19.
Is there a direct flight from Kansas City to Sun Valley?

There is currently no non-stop service from MCI to SUN. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.