$175 Cheap Flights from Kalispell (FCA) to Houston (IAH)

View $175 flight on Tue, Apr 28, 2026Opens in a new window

Popular airlines from Glacier Park Intl. Airport (FCA) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Kalispell to Houston (FCA-IAH)

Prices were available within the past 7 days and start at $175 for one-way flights and $344 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bargain Flight
Sat, Feb 6 - Sat, Feb 13
FCA
Kalispell
IAH
Houston
$344 Roundtrip, found 3 days ago
$344
Roundtrip
found 3 days ago
Select Bargain Flight flight, departing Sat, Feb 6 from Kalispell to Houston, returning Sat, Feb 13, priced at $344 found 3 days ago
Alaska Airlines
Tue, Apr 21 - Sat, Apr 25
FCA
Kalispell
IAH
Houston
$349 Roundtrip, found 12 hours ago
$349
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Tue, Apr 21 from Kalispell to Houston, returning Sat, Apr 25, priced at $349 found 12 hours ago
United
Tue, Apr 21 - Tue, Apr 28
FCA
Kalispell
IAH
Houston
$349 Roundtrip, found 3 days ago
$349
Roundtrip
found 3 days ago
Select United flight, departing Tue, Apr 21 from Kalispell to Houston, returning Tue, Apr 28, priced at $349 found 3 days ago
Delta
Tue, Apr 21 - Sat, Apr 25
FCA
Kalispell
IAH
Houston
$349 Roundtrip, found 12 hours ago
$349
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Apr 21 from Kalispell to Houston, returning Sat, Apr 25, priced at $349 found 12 hours ago
American Airlines
Thu, May 21 - Mon, May 25
FCA
Kalispell
IAH
Houston
$349 Roundtrip, found 6 days ago
$349
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, May 21 from Kalispell to Houston, returning Mon, May 25, priced at $349 found 6 days ago
Alaska Airlines
Fri, May 1 - Sat, May 9
FCA
Kalispell
IAH
Houston
$351 Roundtrip, found 1 day ago
$351
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, May 1 from Kalispell to Houston, returning Sat, May 9, priced at $351 found 1 day ago
Delta
Tue, Apr 21 - Sat, Apr 25
FCA
Kalispell
IAH
Houston
$354 Roundtrip, found 12 hours ago
$354
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Apr 21 from Kalispell to Houston, returning Sat, Apr 25, priced at $354 found 12 hours ago
American Airlines
Thu, May 21 - Mon, May 25
FCA
Kalispell
IAH
Houston
$369 Roundtrip, found 6 days ago
$369
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, May 21 from Kalispell to Houston, returning Mon, May 25, priced at $369 found 6 days ago
Bargain Flight
Fri, Feb 5 - Fri, Feb 12
FCA
Kalispell
IAH
Houston
$378 Roundtrip, found 3 days ago
$378
Roundtrip
found 3 days ago
Select Bargain Flight flight, departing Fri, Feb 5 from Kalispell to Houston, returning Fri, Feb 12, priced at $378 found 3 days ago
Alaska Airlines
Tue, Apr 21 - Sat, Apr 25
FCA
Kalispell
IAH
Houston
$384 Roundtrip, found 12 hours ago
$384
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Tue, Apr 21 from Kalispell to Houston, returning Sat, Apr 25, priced at $384 found 12 hours ago

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $384
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $384

Find the cheapest month to fly from Kalispell (FCA) to Houston (IAH)

January is typically the cheapest month to fly

From $221 - $815 per traveler.

Frequently asked questions

How much does a flight from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental) cost?
You can find cheap one-way flights from $175 and cheap return flights from $344 Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental) with Expedia. One-way flights generally range between $167 and $1060, and roundtrip flights usually range from $372 to $1512. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
September is the best month to find cheap flights from Kalispell (FCA) to Houston (IAH), with average return fares around $328. This fare is about 27% lower than the average price for the year, as travel tends to slow down after the summer. Other affordable months to consider are January and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
You can fly direct from FCA to IAH on United, with around 7 flights per week.
What is the cheapest airline that flies from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
American Airlines is one of the cheapest airlines offering connecting flights from Glacier Park Intl. to George Bush Intercontinental, with round-trip tickets starting from around $226 with a layover in O'Hare Intl. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
To find a cheap flight from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The ideal months to fly from Kalispell, MT (FCA) to Houston, TX (IAH) are September and January. With average return flight prices around $328, these months provide good value. September is perfect for enjoying the fall weather, while January offers a quieter travel experience.*Prices based on flights available on Expedia in the last year.
How many flights per day from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
You can find approximately 1 nonstop flights per day from Glacier Park Intl. (FCA) to George Bush Intercontinental (IAH). For more options, look at flights that include layovers.
What is the earliest flight from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The earliest flight from Kalispell, MT (FCA) to Houston, TX (IAH) usually departs at around 5:00 AM, operated by Delta. This seasonal service is active in February, March, November, and December, allowing you to start your trip to Texas early. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The most popular departure times for flights from Kalispell (FCA) to Houston (IAH) are in the early afternoon, from noon to 3pm. About 39% of passengers prefer this time window. Many major carriers, including United Airlines and Delta Airlines, offer flights during this period. This timing is favored as it allows travelers to enjoy a leisurely morning before heading to the airport.
How long does it take to fly from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
A nonstop flight from FCA to IAH typically takes around 4 hours, covering approximately 1,612 miles. Connecting flights on this route usually add 4 hours 30 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
You can fly first class between FCA and IAH. First class cabins are available on:

  • United Airlines
  • Delta Air Lines
  • American Airlines

How do I earn miles on a Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight with Expedia?
It's easy to earn miles on a Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Houston from Glacier Park Intl. (FCA)?
When traveling from Glacier Park Intl. (FCA) to Houston, you can fly into George Bush Intercontinental (IAH) and William P. Hobby (HOU). Some flights may connect through major hubs like Denver Intl. (DEN), Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX) before reaching Houston. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental) at the last minute?
Typically, booking a last minute flight from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package?
Securing a Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental) Houston Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
If you booked your Kalispell, MT (FCA-Glacier Park Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Glacier Park Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$343
Distance
1612 mi

Book with confidence

Kalispell to Houston Flights

The cheapest times to fly from Kalispell to Houston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kalispell to Houston are during the month of February. You can find some of the cheapest flights from Kalispell to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kalispell to Houston

Sunday is one of the best days to book for cheap flights from Kalispell to Houston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kalispell to Houston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kalispell to Houston in 2026. You can also book with separate airlines for your outbound and return journeys, from $175 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kalispell to Houston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kalispell to Houston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Kalispell to Houston Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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