How to find the cheapest flight from
Kalispell (FCA) to St Louis (STL)
What is the cheapest day to fly round-trip from Kalispell to St Louis?
Saturday is generally a great day to depart. Flying on this day could help you save up to 111%.
How far in advance should I book a flight from Kalispell to St Louis?
To save up to 27% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Kalispell to St Louis from $164 1-2 weeks out and tickets from $181 for flights departing within the next 72 hours.
When is the cheapest time to fly from Kalispell to St Louis (FCA - STL)?
It’s optimal to fly from Kalispell to St Louis in the afternoon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight at noon.
One-way flights to St Louis from Kalispell
The cheapest one-way flights from Kalispell to St Louis
2:43 pm - 6:45 am
Related info for your journey
Useful info, stats and facts about Kalispell to St Louis flights.
Alternative routes for Kalispell to St Louis
Destination information for St Louis
Things to know before you go. Useful info for your trip from Kalispell to St Louis