$303 Cheap Flights from Casper (CPR) to Houston (IAH)
Popular airlines from Casper, WY (CPR-Natrona County Intl.) to George Bush Intercontinental Airport (IAH)
UnitedUnited
Cheap Flights from Casper to Houston (CPR-IAH)
Alternative airports near Houston
Prices were available within the past 7 days. Prices and availability are subject to change.
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Casper (CPR) to Houston (IAH) at a glance
Travel from Casper (CPR) to Houston (IAH) with a full-service airline on this convenient domestic short-haul route. Explore Houston's renowned attractions and vibrant neighborhoods as you find the itinerary that works best for your schedule. Check out the essential information for flights from Natrona County International Airport to George Bush Intercontinental Airport, including flight prices and options for cheap flights from Casper.
- Fastest flight duration: around 4 hours in-flight, plus roughly 1 hour layover with one stop
- Route distance: roughly 1,100 miles (1,770 km)
- Flights per week: around 8 departures on average
- Typical fares (one-way): economy tickets often range from $135–$495, depending on seasonality and how far ahead you book
Flights from Natrona County International Airport (CPR) to George Bush Intercontinental Airport (IAH)
Based on recent traveler bookings, here are the top airlines flying from Casper to Houston, commonly selected for one-stop routes. Many flights feature a layover at Denver International Airport (DEN), typically lasting about an hour. This gives you the opportunity to compare prices, overall travel times, and cabin classes to create the ideal itinerary for your trip.
- United: This comprehensive airline provides convenient one-stop service, dominating nearly all departures on this route. One-way ticket prices generally range from $135 to $495, with an in-flight duration of approximately 4 hours and an overall travel time of about 5 hours, factoring in the layover.
Alternative route from Casper (CPR) to Houston (IAH)
- Casper to Houston (CPR-HOU): William P. Hobby Airport (HOU) lies approximately 23 miles from George Bush Intercontinental Airport (IAH), providing convenient access to the Houston area.
How to find the best prices for flights from Casper (CPR) to Houston (IAH)
Getting some of the best deals on flights from Casper to Houston is all about timing and flexibility. Here are some key tips to help you save:
- Best times to book and fly: cheaper fares are typically found when booking at least two months in advance, although most travelers book their flights two to eight weeks ahead. Afternoon departures from 12 PM to 6 PM tend to offer lower prices, while morning flights from 5 AM to 12 PM are the most popular. Additionally, flying on Friday provides both cheaper fares and is the most favored travel day.
- Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
- Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
- Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
- Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
- Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.
*Members only. Savings vary and are not available on all bundles. Select hotels.
Arriving at George Bush Intercontinental Airport from Natrona County International Airport
Houston welcomes travelers from Casper with a range of transport options based on price, convenience, and proximity. Here's how to reach Houston efficiently:
- Hotel transfer: Transfers offer a convenient way to reach your hotel in Houston, with private rides that can be arranged in advance.
- Car rental: Renting a car from George Bush Intercontinental Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at George Bush Intercontinental Airport on Expedia.
- Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
- Public transportation: From George Bush Intercontinental Airport, Terminal C Station, a metro station, is located about 0.3 miles away on foot, providing easy access for travelers looking to connect to the city.
Casper to Houston Flights
The cheapest times to fly from Casper 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 Casper to Houston are during the month of September. You can find some of the cheapest flights from Casper to Houston with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Casper to Houston
Sunday is one of the best days to book for cheap flights from Casper 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 Casper 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 Casper to Houston in 2026. You can also book with separate airlines for your outbound and return journeys, from $303 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 Casper 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 Casper 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.
Frequently Asked Questions
How much does a flight from Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental) cost?
You can find cheap one-way flights from $303 and cheap return flights $318 Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental) with Expedia. One-way flights usually range from $305 to $930, and return flights typically cost between $451 and $1780. 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 Casper, WY (CPR-Natrona County 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 Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The cheapest month to fly from CPR to IAH is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Enter CPR to IAH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
To find a cheap flight from Casper, WY (CPR-Natrona County 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 Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The earliest flight from Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental) typically departs at around 5:15 AM local time, operated by United. This seasonal service is active in February and March, making it a great option for early risers heading to Houston. 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 Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The most popular departure times for flights from Natrona County International (CPR) to George Bush Intercontinental (IAH) are in the late morning, from 9am to 12pm. About 29% of passengers choose this time window. United Airlines is a key carrier offering flights during this period. This timing is favored because it allows travelers to start their day without rushing.
How long does it take to fly from Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Flights from CPR to IAH with one stop typically take around 4 hours 50 minutes, covering approximately 1,083 miles. 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 Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
First class seats are offered on the CPR to IAH route with United Airlines.
How do I earn miles on a Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight with Expedia?
It's easy to earn miles on a Casper, WY (CPR-Natrona County 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 Natrona County Intl. (CPR)?
When traveling from Natrona County Intl. (CPR) to Houston, you can fly into William P. Hobby (HOU) and George Bush Intercontinental (IAH). Some flights may connect through major hubs like Denver Intl. (DEN) 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 Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental) at the last minute?
Typically, booking a last minute flight from Casper, WY (CPR-Natrona County 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 Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package?
Securing a Casper, WY (CPR-Natrona County 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 Casper, WY (CPR-Natrona County Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
If you booked your Casper, WY (CPR-Natrona County 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 | Casper, WY |
|---|---|
Destination airport | George Bush Intercontinental Airport |
Distance | 1,083 miles away |
Airlines serving | United |
Popular airline | United |
Roundtrip price | $318 |