Cheap flights from Boise to Kalispell

One-way fares from $299 · BOI → FCA · prices found by travellers in the last 48 hours

Compare all dates Kalispell → Boise
Cheapest fare
$299

Alaska Airlines · Thu, Nov 12

Cheapest month
November

from $299

Direct flights
Not recently

Usually 1+ stop

Quickest trip
2h 57m

540 km

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Cheapest month to fly from Boise to Kalispell

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $299

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Alaska Airlines
Depart13:53 Thu, Nov 12BOI → FCA 2h 57m · 1 stop
$299one way, per person
View deal
See every date in November 2026 →

Plan the rest of your trip to Kalispell

Where to stay, what to do and getting around, from our travel partners.

Where to stay

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Things to do

Things to do in KalispellTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in KalispellPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in KalispellCompare rental cars from major brands on EconomyBookings Compare cars →

About flights from Boise to Kalispell

Boise (BOI) and Kalispell (FCA) are about 540 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 2h 57m. Over the next few months, one-way fares start from $299, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Boise to Kalispell?

The cheapest one-way fare we've seen recently is $299 with Alaska Airlines, departing Thursday, November 12, 2026.

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

November 2026 currently has the lowest fares, from $299 one way.

Are there direct flights from Boise to Kalispell?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Boise to Kalispell?

The quickest journey we've seen takes about 2h 57m. Boise and Kalispell are around 540 km apart.

Which airlines fly from Boise to Kalispell?

Recent fares on this route were with Alaska Airlines.

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