$219 Find Cheap Flights from Austin to Kalispell - Compare and Save

Two cabin classes are available on flights from Austin to Kalispell:

• Economy Class
• First Class

A nonstop flight from Austin to Kalispell takes 00m, covering 1,526 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from Austin to Kalispell range from $451 to $801, with an average of $603 over the past 12 months. Anything below $451 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 61% above the $603 route average. Book 9 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $362 round-trip via Seattle/Tacoma Intl (SEA), compared to $1,129 for nonstop.

Delta is the only airline operating Austin to Kalispell flights. 94% of its flights are on time.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $90–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

One-way fares from Austin to Kalispell are currently higher than usual. Average one-way flight prices are about $527, which is 75% above the typical average for this route.

Kalispell Glacier Park Airport (FCA) hosts 5 major car rental companies, with daily rates averaging $98 for economy cars. Top options include:

• Avis
• Budget
• Enterprise Rent-A-Car
• Movly
• Payless

Flights from Austin to Kalispell usually depart from Austin Bergstrom (AUS) and arrive at Kalispell Glacier Park (FCA).

Morning flights have the fewest delays on this route.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Austin to Kalispell route, 6% of flights were delayed in the past 3 months, with delays averaging 2h 43m.

One-stop flights from Austin to Kalispell most commonly connect through:

• Denver Intl (DEN) - 61% of one-stop connections
• Dallas/Fort Worth (DFW) - 21% of one-stop connections
• Salt Lake City (SLC) - 5% of one-stop connections
• Portland (PDX) - 4% of one-stop connections

Yes. Flexible dates can save you up to 38% on flights from Austin to Kalispell. Tuesday is the cheapest departure day at $458 round-trip on average, while Thursday is the most expensive at $731, a difference of $273.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 5h 53m, compared with 6h 07m via Dallas/Fort Worth (DFW) and 6h 15m via Salt Lake City (SLC).

Kalispell is 1 hour behind Austin (Mountain Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Among airlines operating Austin to Kalispell flights:

• Delta: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Delta: a cabin bag and a checked bag in First Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.