$146+ Cheap flights from Kalispell (FCA) to George Bush Intcntl (IAH)
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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — IAH
Jun 9 — Jun 161
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Kalispell to George Bush IntcntlExplore the most affordable flight options available from Kalispell to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.
Explore the most affordable flight options available from Kalispell to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1612:22 pm
FCA
- IAH
1 stop8h 30m
Delta
Sun 7/266:30 am
IAH
- FCA
1 stop9h 02m
Delta
Deal found 5/9![Delta logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:18 pm
FCA
- IAH
1 stop16h 43m
Multiple Airlines
Fri 7/2411:54 am
IAH
- FCA
1 stop25h 42m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/185:19 am
FCA
- IAH
1 stop7h 09m
Delta
Fri 7/2412:09 pm
IAH
- FCA
2 stops12h 34m
Delta
Deal found 5/9![Delta logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:47 pm
FCA
- IAH
1 stop18h 14m
Multiple Airlines
Fri 7/2411:54 am
IAH
- FCA
1 stop25h 42m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:28 pm
FCA
- IAH
1 stop6h 13m
United Airlines
Sun 6/146:30 am
IAH
- FCA
1 stop8h 00m
United Airlines
Deal found 5/7![United Airlines logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:18 pm
FCA
- IAH
1 stop16h 43m
Multiple Airlines
Thu 7/236:14 pm
IAH
- FCA
2 stops27h 03m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:47 pm
FCA
- IAH
1 stop18h 14m
Multiple Airlines
Thu 7/236:14 pm
IAH
- FCA
2 stops27h 03m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1612:22 pm
FCA
- IAH
1 stop8h 30m
Delta
Fri 7/245:40 pm
IAH
- FCA
1 stop7h 03m
Delta
Deal found 5/9![Delta logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:18 pm
FCA
- IAH
1 stop16h 43m
Multiple Airlines
Sun 6/216:30 am
IAH
- FCA
2 stops28h 11m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$396
Best flights from Kalispell to George Bush IntcntlDiscover carefully curated flight deals from Kalispell to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
Discover carefully curated flight deals from Kalispell to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
This United Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:28 pm
FCA
- IAH
1 stop6h 13m
United Airlines
Sat 7/255:15 am
IAH
- FCA
1 stop5h 46m
United Airlines
Deal found 5/5![United Airlines logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:15 am
FCA
- IAH
1 stop9h 42m
Alaska Airlines
Wed 5/278:00 am
IAH
- FCA
1 stop8h 34m
Alaska Airlines
Deal found 5/9![Alaska Airlines logo]()
$474
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1612:22 pm
FCA
- IAH
1 stop8h 30m
Delta
Sat 6/206:30 am
IAH
- FCA
1 stop9h 03m
Delta
Deal found 5/9![Delta logo]()
$498
This American Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/192:05 pm
FCA
- IAH
1 stop8h 25m
American Airlines
Mon 6/226:02 am
IAH
- FCA
1 stop6h 32m
American Airlines
Deal found 5/8![American Airlines logo]()
$498
This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:00 pm
FCA
- IAH
1 stop5h 50m
United Airlines
Sat 8/2912:30 pm
IAH
- FCA
1 stop8h 22m
United Airlines
Deal found 5/6![United Airlines logo]()
$484
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:01 pm
FCA
- IAH
2 stops11h 32m
Alaska Airlines
Sat 8/292:34 pm
IAH
- FCA
1 stop9h 22m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$494
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:19 am
FCA
- IAH
2 stops8h 46m
Delta
Sun 6/147:35 am
IAH
- FCA
1 stop6h 12m
Delta
Deal found 5/6![Delta logo]()
$499
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1712:22 pm
FCA
- IAH
1 stop8h 30m
Delta
Sat 6/207:16 am
IAH
- FCA
2 stops11h 14m
Delta
Deal found 5/9![Delta logo]()
$503
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1912:22 pm
FCA
- IAH
1 stop8h 30m
Delta
Mon 6/227:10 am
IAH
- FCA
2 stops11h 20m
Delta
Deal found 5/10![Delta logo]()
$503
Last-minute flights from Kalispell to George Bush IntcntlDiscover last-minute flight deals from Kalispell to George Bush Intcntl. Data last updated May 10, 2026 and is based on user searches.
Discover last-minute flight deals from Kalispell to George Bush Intcntl. Data last updated May 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:28 pm
FCA
- IAH
1 stop6h 13m
United Airlines
Sun 6/146:30 am
IAH
- FCA
1 stop8h 00m
United Airlines
Deal found 5/7![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1612:22 pm
FCA
- IAH
1 stop8h 30m
Delta
Sun 7/266:30 am
IAH
- FCA
1 stop9h 02m
Delta
Deal found 5/9![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1612:22 pm
FCA
- IAH
1 stop8h 30m
Delta
Fri 7/245:40 pm
IAH
- FCA
1 stop7h 03m
Delta
Deal found 5/9![Delta logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:47 pm
FCA
- IAH
1 stop18h 14m
Multiple Airlines
Fri 7/2411:54 am
IAH
- FCA
1 stop25h 42m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:47 pm
FCA
- IAH
1 stop18h 14m
Multiple Airlines
Thu 7/236:14 pm
IAH
- FCA
2 stops27h 03m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/185:19 am
FCA
- IAH
1 stop7h 09m
Delta
Fri 7/2412:09 pm
IAH
- FCA
2 stops12h 34m
Delta
Deal found 5/9![Delta logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:18 pm
FCA
- IAH
1 stop16h 43m
Multiple Airlines
Fri 7/2411:54 am
IAH
- FCA
1 stop25h 42m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:18 pm
FCA
- IAH
1 stop16h 43m
Multiple Airlines
Thu 7/236:14 pm
IAH
- FCA
2 stops27h 03m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:18 pm
FCA
- IAH
1 stop16h 43m
Multiple Airlines
Sun 6/216:30 am
IAH
- FCA
2 stops28h 11m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$396
One-way flights from Kalispell to George Bush IntcntlSearch for one-way flight options from Kalispell to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
Search for one-way flight options from Kalispell to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1510:31 am
FCA
- IAH
2 stops50h 45m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/79:09 pm
FCA
- IAH
1 stop16h 01m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:30 am
FCA
- IAH
2 stops50h 40m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$184
This Expedia deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:40 pm
FCA
- IAH
1 stop11h 43m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1910:31 am
FCA
- IAH
2 stops23h 11m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:33 am
FCA
- IAH
1 stop9h 43m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:08 pm
FCA
- IAH
1 stop18h 02m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2210:31 am
FCA
- IAH
2 stops23h 11m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$218
Find flight deals from Kalispell to George Bush Intcntl
Discover tips and strategies to find the most affordable flight options for your journey from Kalispell (FCA) to George Bush Intcntl (IAH). 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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (Delta) |
One-way from | $146 (Kiwi.com) |
Popular in | May |
Cheapest in | October |
Average price | $862 |
Cheapflights Fare Finder
Customize your flight search to find flights from Kalispell to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 10, 2026.
Use the filters below to find and compare flights from Kalispell to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
KalispellHouston
FCA - IAH
FCAIAH
Kalispell Glacier Park
Fri 6/19
5:28 pm-12:41 am
1 stop6h 13m
Houston George Bush Intcntl
Sat 7/25
5:15 am-10:01 am
1 stop5h 46m
$434
KalispellHouston
FCA - IAH
FCAIAH
Kalispell Glacier Park
Sat 5/23
6:15 am-4:57 pm
1 stop9h 42m
Houston George Bush Intcntl
Wed 5/27
8:00 am-3:34 pm
1 stop8h 34m
$474
KalispellHouston
FCA - IAH
FCAIAH
Kalispell Glacier Park
Wed 8/26
5:00 pm-11:50 pm
1 stop5h 50m
Houston George Bush Intcntl
Sat 8/29
12:30 pm-7:52 pm
1 stop8h 22m
$484
KalispellHouston
FCA - IAH
FCAIAH
Kalispell Glacier Park
Wed 8/26
8:01 pm-8:33 am
2 stops11h 32m
Houston George Bush Intcntl
Sat 8/29
2:34 pm-10:56 pm
1 stop9h 22m
$494
KalispellHouston
FCA - IAH
FCAIAH
Kalispell Glacier Park
Tue 6/16
12:22 pm-9:52 pm
1 stop8h 30m
Houston George Bush Intcntl
Sat 6/20
6:30 am-2:33 pm
1 stop9h 03m
$498
KalispellHouston
FCA - IAH
FCAIAH
Kalispell Glacier Park
Fri 6/19
2:05 pm-11:30 pm
1 stop8h 25m
Houston George Bush Intcntl
Mon 6/22
6:02 am-11:34 am
1 stop6h 32m
$498
KalispellHouston
FCA - IAH
FCAIAH
Kalispell Glacier Park
Wed 6/10
5:19 am-3:05 pm
2 stops8h 46m
Houston George Bush Intcntl
Sun 6/14
7:35 am-12:47 pm
1 stop6h 12m
$499
KalispellHouston
FCA - IAH
FCAIAH
Kalispell Glacier Park
Wed 6/17
12:22 pm-9:52 pm
1 stop8h 30m
Houston George Bush Intcntl
Sat 6/20
7:16 am-5:30 pm
2 stops11h 14m
$503
KalispellHouston
FCA - IAH
FCAIAH
Kalispell Glacier Park
Fri 6/19
12:22 pm-9:52 pm
1 stop8h 30m
Houston George Bush Intcntl
Mon 6/22
7:10 am-5:30 pm
2 stops11h 20m
$503
Cheapest one-way
KalispellHouston
FCA - IAH
FCAIAH
Kalispell Glacier Park
Sat 8/29
6:15 am-5:14 pm
1 stop9h 59m
$265
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Kalispell to George Bush Intcntl
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 Kalispell to George Bush Intcntl in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Kalispell-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kalispell-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalispell-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Kalispell-Houston George Bush Intcntl Airport 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 Kalispell-Houston George Bush Intcntl Airport 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 Kalispell to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Kalispell with our price prediction graph.
FCA-IAH
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.
Cheapflights Insights
Everything you need to know about your flight from Kalispell to Houston George Bush Intcntl Airport
What is the cheapest month to book a flight from Kalispell to Houston George Bush Intcntl Airport?
Currently, October is the cheapest month in which you can book a flight from Kalispell to Houston George Bush Intcntl Airport (average of $344). Flying from Kalispell to Houston George Bush Intcntl Airport in May is currently the most expensive (average of $862). 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.
How much does it cost to fly round-trip from Kalispell to Houston George Bush Intcntl Airport?
Reviews of airlines servicing George Bush Intcntl
Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated May 10, 2026.
Read reviews from past customers who have flown Delta and United Airlines from Kalispell to Houston George Bush Intcntl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Overall
7.9
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Overall
7.9
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Overall
7.9
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Kalispell to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Houston George Bush Intcntl Airport?
Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locationsKaty
The Woodlands
Spring
Jersey Village
Humble
Tomball
Conroe
Cypress
Montgomery
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Top 2 airlines flying from Kalispell to George Bush Intcntl
Discover the top 2 airlines that operate flights from Kalispell to George Bush Intcntl. 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 2,558,603 searches. Data last updated May 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$402 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$317 | Average$573 | FlexibilityNo cancel fee | On-time69% |