What is the cheapest month to fly from Boise to Kalispell?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Boise (BOI) to Kalispell (FCA), with fares starting from $245.

What is the lowest current fare from BOI to FCA?

The lowest currently-listed fare from Boise (BOI) to Kalispell (FCA) is $245 on 2026-08-16.

Is there a direct flight from Boise to Kalispell?

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

Cheap flights from Boise to Kalispell

Cheapest current fares: $245 in August 2026 on connecting flights.

Last updated August 9, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Boise (BOI) to Kalispell (FCA). Refreshed daily.

Boise (BOI) → Kalispell (FCA)

August 2026 $245

Frequently asked questions

What is the cheapest month to fly from Boise to Kalispell?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Boise (BOI) to Kalispell (FCA), with fares starting from $245.
What is the lowest current fare from BOI to FCA?

The lowest currently-listed fare from Boise (BOI) to Kalispell (FCA) is $245 on 2026-08-16.
Is there a direct flight from Boise to Kalispell?

There is currently no non-stop service from BOI to FCA. 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.