We've gone through them all to help you find the right flight for you. If you can't find what you're looking for, consider widening your search by looking at flights from a different airport.
Both flight prices and accommodation rates fluctuate throughout the year, but searching by month will reveal the cheapest times to fly.
Last-minute deals can be cheaper, but it's risky. It's best to book flights to Kalispell in advance to avoid disappointment.
Once you’ve chosen your flight, why not check out our deals on accommodation and car hire? You’ll find lots of hotels in the USA, including some close to the airport – perfect if you're arriving late or leaving early.