$129 Cheap Delta flights St. Louis (STL) to Kalispell (FCA)

View $129 flight on Thu, Aug 7, 2025Opens in a new window

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$129 Cheap Delta flights St. Louis (STL) to Kalispell (FCA)

Prices were available within the past 7 days and start at $129 for one-way flights and $257 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jul 29 - Thu, Aug 21
STL
St. Louis
FCA
Kalispell
$257 Roundtrip, found 2 hours ago
$257
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Jul 29 from St. Louis to Kalispell, returning Thu, Aug 21, priced at $257 found 2 hours ago
Delta
Tue, Aug 19 - Tue, Aug 26
STL
St. Louis
FCA
Kalispell
$262 Roundtrip, found 13 hours ago
$262
Roundtrip
found 13 hours ago
Select Delta flight, departing Tue, Aug 19 from St. Louis to Kalispell, returning Tue, Aug 26, priced at $262 found 13 hours ago
Delta
Tue, Jul 29 - Tue, Aug 19
STL
St. Louis
FCA
Kalispell
$262 Roundtrip, found 2 hours ago
$262
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Jul 29 from St. Louis to Kalispell, returning Tue, Aug 19, priced at $262 found 2 hours ago
Delta
Thu, Oct 23 - Mon, Oct 27
STL
St. Louis
FCA
Kalispell
$267 Roundtrip, found 3 days ago
$267
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 23 from St. Louis to Kalispell, returning Mon, Oct 27, priced at $267 found 3 days ago
Delta
Wed, Jul 30 - Tue, Aug 19
STL
St. Louis
FCA
Kalispell
$267 Roundtrip, found 2 hours ago
$267
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Jul 30 from St. Louis to Kalispell, returning Tue, Aug 19, priced at $267 found 2 hours ago
Delta
Thu, Aug 7 - Wed, Aug 13
STL
St. Louis
FCA
Kalispell
$276 Roundtrip, found 5 hours ago
$276
Roundtrip
found 5 hours ago
Select Delta flight, departing Thu, Aug 7 from St. Louis to Kalispell, returning Wed, Aug 13, priced at $276 found 5 hours ago
Delta
Wed, Aug 6 - Wed, Aug 13
STL
St. Louis
FCA
Kalispell
$284 Roundtrip, found 2 hours ago
$284
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Aug 6 from St. Louis to Kalispell, returning Wed, Aug 13, priced at $284 found 2 hours ago
Flights from St. Louis (STL) to Kalispell (FCA)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Glacier Park Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Popular airline
Alaska Airlines
Distance
1358 mi

Frequently asked questions

How much is a Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to Glacier Park Intl. Airport (FCA)?
Finding cheap one-way Delta Air Lines flights from STL to FCA from $129 on Expedia is a breeze --- just filter by "Price (lowest to highest)." Alternatively, check out our affordable round-trip fares from $257 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.
What is the cheapest month to fly from STL to FCA with Delta Air Lines?
Look for round-trip or one-way flights to Kalispell in January or December. You could find an affordable fare with Delta Air Lines during these off-peak travel months.
What is the cheapest time to book flights from Lambert-St. Louis Intl. Airport (STL) to Glacier Park Intl. Airport (FCA) with Delta Air Lines?
To find cheap Delta Air Lines fares from Lambert-St. Louis Intl. Airport (STL) to Glacier Park Intl. Airport (FCA), start searching one to three months before your intended departure. Reserving 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 affect what you pay. Sunday tends to be the most affordable, 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.
Does Delta Air Lines fly nonstop from Lambert-St. Louis Intl. Airport (STL) to Glacier Park Intl. Airport (FCA)?
Use the "Nonstop" filter when browsing for direct Delta Air Lines flights from STL to FCA. You'll also be able to compare other carriers offering the same direct trip.
What is the earliest Delta Air Lines flight from STL to FCA?
Sort your results by "Morning" and "Early Morning" to see the earliest departures from STL to FCA. Setting off early means flight 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.
What airports does Delta Air Lines fly into in Kalispell?
Delta Air Lines flights from Lambert-St. Louis Intl. Airport (STL) to Kalispell come in to Glacier Park Intl. Airport (FCA). This is the main gateway to this city.
Why fly with Delta Air Lines from STL to FCA?
Offering an excellent in-flight experience and a rewarding loyalty program, Delta Air Lines is a top choice for many passengers heading from STL to FCA. Also, if you're a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to Glacier Park Intl. Airport (FCA)?
Changes are generally free within 24 hours of making a booking, but your airline may charge you after that time. For further details about altering your flights, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to update your itinerary without extra charges, apply the "No cancel fee" or "Changes included" filter when planning your next trip.

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