Cheap Alaska Airlines flights Ontario (ONT) to Kalispell (FCA)

Landing cheap one-way Alaska Airlines flights from ONT to FCA on Expedia couldn’t be easier — just filter by “Price (lowest to highest).” Or check out our budget-friendly return fares for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the least expensive months to travel to Kalispell with Alaska Airlines. You could also find excellent prices on return and one-way fares in December.

Search for affordable Alaska Airlines flights from Los Angeles - Ontario Intl. Airport (ONT) to Glacier Park Intl. Airport (FCA) one to three months prior to your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and itinerary, the ideal day to book a domestic flight is usually Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Use the “Nonstop” filter when searching for direct Alaska Airlines flights from ONT to FCA. You can also compare other carriers servicing the same direct trip.

To find the earliest departure from ONT to FCA with Alaska Airlines, filter your search by “Early Morning” and “Morning.” Booking an early flight usually means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Alaska Airlines flights from Los Angeles - Ontario Intl. Airport (ONT) to Kalispell arrive at Glacier Park Intl. Airport (FCA). This is the main entry point here.

Alaska Airlines makes traveling from ONT to FCA more enjoyable with top-tier customer service and a rewarding loyalty program. You even have the chance to collect points with Mileage Plan. Remember to join our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your ticket type, a fee generally applies if you cancel or change your flight more than 24 hours after it’s confirmed. To find flexible plane tickets, select our “Changes included” or “No cancel fee” filter when looking for flights. For more details on canceling or changing your reservation, visit “Trips,” select your flight and click on “Manage Booking.”