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$268+ Cheap flights from George Bush Intcntl (IAH) to Casper (CPR)

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — CPR
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Casper

Cheapest flights from George Bush Intcntl to Casper
Explore the most affordable flight options available from George Bush Intcntl to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This United Airlines deal was found by Cheapflights users on 2/11. 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 4/36:20 pm
IAH
-
CPR
1 stop4h 47m
United Airlines
Sun 4/125:55 pm
CPR
-
IAH
1 stop5h 04m
United Airlines
Deal found 2/11$268
This United Airlines deal was found by Cheapflights users on 2/11. 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 3/116:10 pm
IAH
-
CPR
1 stop4h 49m
United Airlines
Wed 3/185:55 pm
CPR
-
IAH
1 stop5h 41m
United Airlines
Deal found 2/11$291
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/311:05 am
IAH
-
CPR
1 stop6h 59m
United Airlines
Sat 11/71:25 pm
CPR
-
IAH
1 stop6h 25m
United Airlines
Deal found 2/9$348
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:30 am
IAH
-
CPR
1 stop5h 21m
United Airlines
Sat 2/286:08 pm
CPR
-
IAH
1 stop4h 51m
United Airlines
Deal found 2/9$378
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/192:53 pm
IAH
-
CPR
1 stop6h 33m
United Airlines
Sat 2/216:08 pm
CPR
-
IAH
1 stop4h 51m
United Airlines
Deal found 2/10$388
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/212:48 pm
IAH
-
CPR
1 stop7h 11m
United Airlines
Sat 4/111:21 pm
CPR
-
IAH
1 stop5h 51m
United Airlines
Deal found 2/10$389
This United Airlines deal was found by Cheapflights users on 2/12. 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.
Thu 5/215:15 am
IAH
-
CPR
1 stop4h 36m
United Airlines
Mon 5/259:26 am
CPR
-
IAH
1 stop14h 15m
United Airlines
Deal found 2/12$443
This United Airlines deal was found by Cheapflights users on 2/12. 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.
Mon 4/276:20 pm
IAH
-
CPR
1 stop4h 47m
United Airlines
Thu 4/303:14 pm
CPR
-
IAH
1 stop7h 44m
United Airlines
Deal found 2/12$550

Find flight deals from George Bush Intcntl to Casper

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Casper (CPR). 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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$268
(United Airlines)

Popular in

July

Cheapest in

November

Average price

$448
Provider with most accurate pricing for Houston George Bush Intcntl-Casper Natrona County flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Casper Natrona County flights.
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From Houston George Bush Intcntl to Casper Natrona County
Search Deals
Highest demand for flights based on searches. 34% potential increase in price ($263 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to Casper 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 February 12, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Casper that are best for you.

Fly from

George Bush Intcntl

Fly to

Casper

Route

Depart

Return

Price

HoustonCasper

IAH - CPR

IAHCPR

Houston George Bush Intcntl

Fri 4/3

6:20 pm-10:07 pm

1 stop4h 47m

Casper Natrona County

Sun 4/12

5:55 pm-11:59 pm

1 stop5h 04m

$268

HoustonCasper

IAH - CPR

IAHCPR

Houston George Bush Intcntl

Wed 3/11

6:10 pm-9:59 pm

1 stop4h 49m

Casper Natrona County

Wed 3/18

5:55 pm-12:36 am

1 stop5h 41m

$291

HoustonCasper

IAH - CPR

IAHCPR

Houston George Bush Intcntl

Thu 5/21

5:15 am-8:51 am

1 stop4h 36m

Casper Natrona County

Sun 5/24

9:26 am-6:58 pm

1 stop8h 32m

$348

HoustonCasper

IAH - CPR

IAHCPR

Houston George Bush Intcntl

Wed 6/10

5:15 am-10:44 am

1 stop6h 29m

Casper Natrona County

Tue 6/16

6:08 pm-12:41 am

1 stop5h 33m

$348

HoustonCasper

IAH - CPR

IAHCPR

Houston George Bush Intcntl

Fri 4/3

10:32 am-5:02 pm

1 stop7h 30m

Casper Natrona County

Sat 4/11

11:22 am-7:10 pm

1 stop6h 48m

$348

HoustonCasper

IAH - CPR

IAHCPR

Houston George Bush Intcntl

Thu 5/21

6:30 am-12:39 pm

1 stop7h 09m

Casper Natrona County

Tue 5/26

6:08 pm-12:41 am

1 stop5h 33m

$348

HoustonCasper

IAH - CPR

IAHCPR

Houston George Bush Intcntl

Tue 2/24

6:30 am-10:51 am

1 stop5h 21m

Casper Natrona County

Sat 2/28

6:08 pm-11:59 pm

1 stop4h 51m

$378

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Compare providers for flights from George Bush Intcntl to Casper

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 George Bush Intcntl to Casper in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 Houston George Bush Intcntl Airport-Casper flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Casper flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Casper flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Casper 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 Houston George Bush Intcntl Airport-Casper 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 George Bush Intcntl to Casper

Have a flexible travel schedule? Discover the best time to fly to Casper from George Bush Intcntl 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.

Reviews of airlines servicing Casper

Get insights into the airlines that provide service to Casper. 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 Casper. Reviews last updated February 12, 2026.
See what other customers who have flown with United Airlines from Houston George Bush Intcntl Airport to Casper have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,283 reviews

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,283 reviews
United Airlines
7.4
Good
9,283 reviews

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Casper. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Casper from Houston George Bush Intcntl?

    Located just 8.1 mi from the city center, Casper Natrona County is the airport most travelers will use when flying to Casper from Houston George Bush Intcntl. Booking flights from Houston George Bush Intcntl to Natrona County (CPR) should be relatively easy as there are 0 daily inbound flights from Houston George Bush Intcntl from 1 airline.

  • How long is the flight from Houston George Bush Intcntl Airport to Casper?

    Departing from Houston George Bush Intcntl Airport to Casper will take you 4h 47m. There are 1083 mi between Houston George Bush Intcntl Airport and Casper.

  • What is the cheapest airline to fly from Houston George Bush Intcntl Airport to Casper round-trip?

    Our cheapest airline available from Houston George Bush Intcntl Airport to Casper is United Airlines. Our recent data shows that you can find tickets from as low as $328 on this airline.

  • Can I find deals for flights from George Bush Intcntl to Casper that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Casper flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Casper?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Casper.

  • Can I find deals for business class flights from George Bush Intcntl to Casper?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Casper by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from George Bush Intcntl to Casper

Discover the top airline that operate flights from George Bush Intcntl to Casper. 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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$328Average$423FlexibilityNo cancel feeOn-time69%

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