$163 Cheap American Airlines flights Philadelphia (PHL) to Kalispell (FCA)

Scoring cheap one-way American Airlines flights from PHL to FCA from $163 on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly return fares from $325 for your next 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.

American Airlines flights to Kalispell are often cheaper in the off-peak months of January and December. Whether you’re searching for a return or one-way ticket, you could find a better deal then.

To find cheap American Airlines fares from Philadelphia Intl. Airport (PHL) to Glacier Park Intl. Airport (FCA), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the price you pay. Sunday is typically the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**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 our “Nonstop” filter when searching for direct American Airlines flights from PHL to FCA. It’s also a great way to compare other carriers servicing the same direct trip.

To find the earliest departure from PHL to FCA with American Airlines, filter your search by “Early Morning” and “Morning.” Choosing 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.

Board an American Airlines flight from Philadelphia Intl. Airport (PHL) to Kalispell, and you’ll most likely arrive at Glacier Park Intl. Airport (FCA). This is the airline’s primary hub here.

In most cases, you can change or cancel your flight, although there may be additional fees if your booking was made more than 24 hours ago. Want to keep your options open? Use Expedia’s “No cancel fee” and “Changes included” filters to find flights that won’t penalize you if you have to revise your plans. To make changes, go to “Trips,” select your flight and click on “Manage Booking” for further information.