What are the cheapest airlines flying from St. Louis to Kalispell round-trip?

Currently priced at $318, Alaska Airlines will fly you from St. Louis to Kalispell and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $323 and $458, respectively. Alaska Airlines is currently priced 40% below the average price you’ll pay for this route.

What is the cheapest day to fly from St. Louis to Kalispell?

Travelers seeking maximum savings on their St. Louis to Kalispell flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from St. Louis to Kalispell?

When booking a flight from St. Louis to Kalispell, you may want to consider flying on American Airlines, Delta or United Airlines as they are the most popular for this route.

What is the cheapest day to fly round-trip from St. Louis to Kalispell?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 35% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from St. Louis to Kalispell?

To save up to 100% on this flight, we recommend booking at least 22 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from St. Louis to Kalispell from $596 1-2 weeks out and tickets from $596 for flights departing within the next 72 hours.

What is the cheapest month to fly from St. Louis to Kalispell?

December is one of the best times of the year to fly to Kalispell from St. Louis. Prices for December average $536 per person but you can even find prices for as low as $303. The most expensive prices can be found in the month of November. Opting for a December flight can save you 26% on your journey compared to booking in November

Most accurate provider : When it comes to deals on St. Louis-Kalispell flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Kalispell flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Kalispell flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on St. Louis-Kalispell flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Kalispell flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from St. Louis to Kalispell that include hotel bookings?

Yes. In addition to deals on St. Louis to Kalispell flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from St. Louis to Kalispell?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Kalispell.

Can I find deals for business class flights from St. Louis to Kalispell?

Yes. Cheapflights offers flight deals from St. Louis to Kalispell by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$318+ Flights from St. Louis to Kalispell

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1. Tell us where you want to go

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The best prices from Lambert-St Louis to Kalispell Glacier Park are usually found in December or January, booked 22 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from St. Louis to Kalispell

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$318 (Alaska Airlines)
Popular in	November
Cheapest in	December
Average price	$321

Provider with most accurate pricing for Lambert-St Louis-Kalispell Glacier Park flight deals.

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Provider most trusted by Cheapflights users for Lambert-St Louis-Kalispell Glacier Park flights.

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From Lambert-St Louis to Kalispell Glacier Park

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High demand for flights, 10% potential price rise

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Best time to find cheap flights, 2% potential price drop

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Average for round-trip flights in December 2024

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Find flight deals from St. Louis to Kalispell

Cheapest flights from St. Louis to Kalispell
Explore the most affordable flight options available from St. Louis to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

Thu 12/261:44 pmSTL - FCA

1 stop27h 29mUnited Airlines

Thu 1/25:20 pmFCA - STL

2 stops30h 08mUnited Airlines

Deal found 12/21

$1,550

Thu 12/267:04 amSTL - FCA

2 stops28h 28mAlaska Airlines

Thu 1/26:00 amFCA - STL

1 stop16h 59mAlaska Airlines

Deal found 12/21

$1,613

Best flights from St. Louis to Kalispell
Discover carefully curated flight deals from St. Louis to Kalispell that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2024.

Tue 6/172:55 pmSTL - FCA

1 stop10h 04mAlaska Airlines

Tue 6/246:35 pmFCA - STL

1 stop18h 17mAlaska Airlines

Deal found 12/23

$318

Mon 1/66:25 amSTL - FCA

2 stops8h 13mUnited Airlines

Fri 1/106:15 amFCA - STL

1 stop5h 33mUnited Airlines

Deal found 12/22

$323

Fri 1/2412:00 pmSTL - FCA

2 stops12h 11mDelta

Thu 1/305:25 amFCA - STL

2 stops10h 28mDelta

Deal found 12/22

$458

Last-minute flights from St. Louis to Kalispell
Discover last-minute flight deals from St. Louis to Kalispell. Data last updated December 23, 2024 and is based on user searches.

Mon 1/65:00 pmSTL - FCA

1 stop7h 11mDelta

Fri 1/103:00 pmFCA - STL

1 stop7h 14mDelta

Deal found 12/22

$318

Mon 1/66:25 amSTL - FCA

2 stops8h 13mUnited Airlines

Fri 1/106:15 amFCA - STL

1 stop5h 33mUnited Airlines

Deal found 12/22

$323

Fri 1/242:49 pmSTL - FCA

1 stop10h 08mAlaska Airlines

Thu 1/306:54 pmFCA - STL

2 stops17h 59mAlaska Airlines

Deal found 12/22

$350

One-way flights from St. Louis to Kalispell
Search for one-way flight options from St. Louis to Kalispell. Find affordable one-way fares based on user searches. Data last updated December 23, 2024.

Thu 5/226:30 amSTL - FCA

1 stop8h 12mDelta

Deal found 12/22

$349

Thu 5/226:19 pmSTL - FCA

2 stops19h 54mAlaska Airlines

Deal found 12/22

$383

Find flights from St. Louis to Kalispell within your budget

Fly from

Fly to

Route

Depart

Return

Price

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Tue 6/17

2:55 pm-11:59 pm

1 stop10h 04m

Kalispell Glacier Park

Tue 6/24

6:35 pm-1:52 pm

1 stop18h 17m

$318

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Mon 1/6

6:25 am-1:38 pm

2 stops8h 13m

Kalispell Glacier Park

Fri 1/10

6:15 am-12:48 pm

1 stop5h 33m

$323

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Fri 1/24

12:00 pm-11:11 pm

2 stops12h 11m

Kalispell Glacier Park

Thu 1/30

5:25 am-4:53 pm

2 stops10h 28m

$458

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Thu 5/22

6:30 am-1:42 pm

1 stop8h 12m

$349

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Thu 5/22

6:19 pm-1:13 pm

2 stops19h 54m

$383

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Compare providers for flights from St. Louis to Kalispell

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Kalispell in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on St. Louis-Kalispell flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Kalispell flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Kalispell flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on St. Louis-Kalispell flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Kalispell flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Kalispell

Have a flexible travel schedule? Discover the best time to fly to Kalispell from St. Louis with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from St. Louis to Kalispell

Get recent, data-driven insights about flights from St. Louis to Kalispell including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Kalispell?

Booking 21 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Kalispell. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from St. Louis to Kalispell?

Currently, October is the cheapest month in which you can book a flight from St. Louis to Kalispell (average of $373). Flying from St. Louis to Kalispell in July is currently the most expensive (average of $637). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to FCA?

Unlike at noon, when flights are generally more expensive, you can save up to 25% on flights from St. Louis to Kalispell by exploring options for tickets in the afternoon.

Rainfall in Kalispell by month

In terms of precipitation, rainfall in Kalispell ranges from 1.0 - 2.6 inches per month. June is typically the wettest month, when rainfall can reach 2.6 in. February is typically the driest time to visit Kalispell when rainfall is around 1.0 in.

Temperature in Kalispell by month

If weather is an important factor for your trip to Kalispell, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Kalispell

Alaska Airlines

8.0

Very good

9,549 reviews

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines

8.0

Very good

9,549 reviews

Alaska Airlines

8.0

Very good

9,549 reviews

Reviews

1 / 10

Delta

8.0

Very good

8,588 reviews

Alaska Airlines

8.0

Very good

9,549 reviews

Reviews

1 / 10

United Airlines

7.4

Good

9,022 reviews

Alaska Airlines

8.0

Very good

9,549 reviews

Reviews

1 / 10

Related info for your journey

What are the cheapest airlines flying from St. Louis to Kalispell round-trip?
Currently priced at $318, Alaska Airlines will fly you from St. Louis to Kalispell and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $323 and $458, respectively. Alaska Airlines is currently priced 40% below the average price you’ll pay for this route.
Can I find deals for flights from St. Louis to Kalispell that include hotel bookings?
Yes. In addition to deals on St. Louis to Kalispell flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Kalispell?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Kalispell.
Can I find deals for business class flights from St. Louis to Kalispell?
Yes. Cheapflights offers flight deals from St. Louis to Kalispell by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from St. Louis to Kalispell?
Currently, October is the cheapest month in which you can book a flight from St. Louis to Kalispell (average of $373). Flying from St. Louis to Kalispell in July is currently the most expensive (average of $637). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Other flights to Kalispell

Top 3 airlines flying from St. Louis to Kalispell

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$306	Average$490	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$337	Average$635	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$378	Average$607	FlexibilityNo cancel fee	On-time71%

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$318+ Cheap flights from St. Louis to Kalispell (STL - FCA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/17. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Kalispell with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

The best prices from Lambert-St Louis to Kalispell Glacier Park are usually found in December or January, booked 22 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from St. Louis to Kalispell

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Kalispell

Cheapest flights from St. Louis to KalispellExplore the most affordable flight options available from St. Louis to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

Explore the most affordable flight options available from St. Louis to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

Find flights from St. Louis to Kalispell within your budget

Compare providers for flights from St. Louis to Kalispell

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Kalispell in December.

Best time to book a flight from St. Louis to Kalispell

Have a flexible travel schedule? Discover the best time to fly to Kalispell from St. Louis with our price prediction graph.

Travel insights for flights from St. Louis to Kalispell

Get recent, data-driven insights about flights from St. Louis to Kalispell including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Kalispell?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Kalispell. Price data was last updated on December 20, 2024.

What is the cheapest month to book a flight from St. Louis to Kalispell?

What is the cheapest time of day to fly from STL to FCA?

Find hourly flight availability from St. Louis to Kalispell. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2024.

Rainfall in Kalispell by month

Plan your trip to Kalispell by taking into account the average rainfall totals by month.

Temperature in Kalispell by month

Plan your trip to Kalispell by taking into account the average temperature totals by month.

Reviews of airlines servicing Kalispell

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Kalispell. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from St. Louis to Kalispell round-trip?

Can I find deals for flights from St. Louis to Kalispell that include hotel bookings?

How can I find direct flights from St. Louis to Kalispell?

Can I find deals for business class flights from St. Louis to Kalispell?

What is the cheapest month to book a flight from St. Louis to Kalispell?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Kalispell

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from St. Louis to Kalispell

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Cheapest flights from St. Louis to Kalispell
Explore the most affordable flight options available from St. Louis to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.