HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Kalispell to St. Louis (FCA - STL) from $173

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
FCA — STL
Jun 2 — Jun 91
From?
To?
Sun 6/2
Sun 6/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Cheap flight deals from Kalispell to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Kalispell (FCA) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 28, 2024.

Popular in

March

Cheapest in

January

Round-trip from

$319

One-way from

$173
High demand for flights, 23% potential price rise
Search Deals
Best time to find cheap flights, 20% potential price drop
Search Deals
From Kalispell Glacier Park to Lambert-St Louis
Search Deals
One-way flight from Kalispell Glacier Park to Lambert-St Louis
Search Deals

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

Thursday is generally a great day to depart. Flying on this day could help you save up to 33%.

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

January is one of the best times of the year to fly to St. Louis from Kalispell. Prices for January average $544 per person but you can even find prices for as low as $436. The most expensive prices can be found in the month of March. Opting for a January flight can save you 30% on your journey compared to booking in March

When is the cheapest time to fly from Kalispell to St. Louis (FCA - STL)?

One of the essential ways to save on airfare from Kalispell to St. Louis is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 21% on airfare.

One-way flights to St. Louis from Kalispell

Search for one-way flight options from Kalispell to St. Louis. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 28, 2024.
Sat 7/2710:20 amFCA - STL
1 stop9h 30mSun Country Air
Deal found 5/27$173
Tue 10/83:00 pmFCA - STL
1 stop5h 31mDelta
Deal found 5/27$174
Thu 9/193:00 pmFCA - STL
1 stop5h 31mDelta
Deal found 5/28$194
Thu 9/198:50 pmFCA - STL
2 stops11h 02mAlaska Airlines
Deal found 5/28$296
Sat 7/2710:20 amFCA - STL
3 stops30h 09mMultiple Airlines
Deal found 5/27$319
Tue 10/810:50 amFCA - STL
2 stops28h 09mUnited Airlines
Deal found 5/27$320
Mon 10/74:28 pmFCA - STL
1 stop6h 30mAlaska Airlines
Deal found 5/27$341
Sun 10/610:27 amFCA - STL
3 stops32h 28mMultiple Airlines
Deal found 5/27$354
Sun 10/66:00 amFCA - STL
2 stops32h 40mAlaska Airlines
Deal found 5/27$392

When is the cheapest time to fly from Kalispell to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Kalispell to St. Louis. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Kalispell to St. Louis flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Kalispell 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.

Temperature and rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature and rainfall totals by month.

STL

Temperature

32 - 80.6 °F

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated May 28, 2024.
Alaska Airlines
8.1
Very good
9,194 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Boarding

8.2

Food

7.3

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,194 reviews
Alaska Airlines
8.1
Very good
9,194 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Boarding

8.2

Food

7.3

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,476 reviews
Alaska Airlines
8.1
Very good
9,194 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Boarding

8.2

Food

7.3

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,799 reviews
Alaska Airlines
8.1
Very good
9,194 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Boarding

8.2

Food

7.3

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Sun Country Air
7.2
Good
597 reviews
Alaska Airlines
8.1
Very good
9,194 reviews
Check prices

Comfort

7.9

Crew

8.6

Overall

8.1

Boarding

8.2

Food

7.3

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from Kalispell to St. Louis. 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 to fly from Kalispell to St. Louis one-way?

    The cheapest airlines for a one-way flight from Kalispell to St. Louis are Sun Country Air ($173), Delta ($174), and Alaska Airlines ($296).

  • What does FCA to STL mean?

    Kalispell Glacier Park Airport is FCA and Lambert-St Louis Airport is STL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Kalispell to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your Kalispell to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Kalispell to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Kalispell to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Kalispell to St. Louis that allow pets onboard?

    Many airlines flying from Kalispell to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Kalispell to St. Louis?

    Yes, you can often find last-minute deals on Kalispell to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • When is the best time to book a flight from Kalispell to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from Kalispell to St. Louis (average of $319). Flying from Kalispell to St. Louis in July is currently the most expensive (average of $366). 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.

See more FAQs

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 Kalispell to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.

Billings to Kansas City flights
Bozeman to Kansas City flights
Bozeman to St. Louis flights
Missoula to St. Louis flights
Billings to St. Louis flights
Great Falls to Kansas City flights
Billings to Springfield flights
Kalispell to Kansas City flights
Missoula to Kansas City flights
Helena to St. Louis flights
Great Falls to Springfield flights
Helena to Kansas City flights
Missoula to Columbia flights
Butte to St. Louis flights
Bozeman to Springfield flights
Billings to Branson flights
Missoula to Joplin flights
Billings to Columbia flights

Top 2 airlines flying from Kalispell to St. Louis

Discover the top 2 airlines that operate flights from Kalispell to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 28, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$436Average$555FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$436Average$524FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Houston to Los Angeles flights
Miami to Atlanta flights
Boston to Atlanta flights
USA to Philippines flights
San Diego to New York flights
New York to Bermuda flights
Charlotte to Newark Airport flights
Boston to Charlotte flights
Boston to London flights
Seattle to Denver flights
New York John F Kennedy Intl Airport to Dubai flights
Kalispell to Santa Rosa flights

Search flights from Kalispell to St. Louis by cabin class

Find flights from Kalispell to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Laayoune Hassan I
Flights to Virac
Flights to Figari-Sud Corse
Flights to Edremit/Korfez
Flights to Rhinelander Oneida County
Flights to Girona Costa Brava
Flights to Brainerd Crow Wing County
Flights to Parikia Paros
Flights to Cortez Montezuma County
Flights to Miyakojima Hirara
Flights to Zadar
Flights to Trapani Birgi
Flights to Provincetown
Flights to Oran Es Senia
Flights to Constanţa Mihail Kogalniceanu
Flights to Vava'u Lupepau'U
Flights to Urumqi
Flights to Hakodate
Flights to Naxos
Flights to Dalaman
Flights to Hyannis Barnstable
Flights to Devils Lake
Flights to Bastia Poretta
Flights to Karpathos

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Kalispell to St. Louis?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Kalispell to St. Louis. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Kalispell to St. Louis?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Kalispell to St. Louis.

Can Cheapflights find flights from Kalispell to St. Louis with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Kalispell to St. Louis, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Kalispell to St. Louis become cheaper?

Of course! You can now track prices for flights from Kalispell to St. Louis and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines