Cheap Flights from Clinton (CSM) to Houston (IAH)

Popular airlines from Clinton, OK (CSM-Clinton-Sherman Industrial) to George Bush Intercontinental Airport (IAH)

Flights from Clinton (CSM) to Houston (IAH)
Origin airport
Clinton-Sherman Industrial
Destination airport
George Bush Intercontinental
Distance
433 mi

Clinton to Houston Flights

The cheapest times to fly from Clinton 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 Clinton to Houston are during the month of . You can find some of the cheapest flights from Clinton to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Clinton to Houston

Sunday is one of the best days to book for cheap flights from Clinton 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 Clinton 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 Clinton to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Clinton 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 Clinton 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 Clinton, OK (CSM-Clinton-Sherman Industrial) to George Bush Intercontinental Airport (IAH) cost?
Grab a cheap one-way flight or cheap return flight from Clinton, OK (CSM-Clinton-Sherman Industrial) to George Bush Intercontinental Airport (IAH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Clinton, OK (CSM-Clinton-Sherman Industrial) to George Bush Intercontinental Airport (IAH)?
is the cheapest month to fly from CSM to IAH. Traveling during an off-peak travel window is often the key to finding a great deal.
What is the cheapest airline that flies from Clinton, OK (CSM-Clinton-Sherman Industrial) to George Bush Intercontinental Airport (IAH)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from CSM to IAH. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Clinton, OK (CSM-Clinton-Sherman Industrial) to George Bush Intercontinental Airport (IAH)?
You'll need to catch a flight with a layover if you're traveling from Clinton, OK (CSM-Clinton-Sherman Industrial) to George Bush Intercontinental Airport (IAH). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from CSM to IAH?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Clinton, OK (CSM-Clinton-Sherman Industrial) to George Bush Intercontinental Airport (IAH)?
Opt for a flight from Clinton, OK (CSM-Clinton-Sherman Industrial) to George Bush Intercontinental Airport (IAH) that leaves before 3 PM to reduce the likelihood of delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Clinton, OK (CSM-Clinton-Sherman Industrial) to George Bush Intercontinental Airport (IAH) last-minute?
Waiting until right before your break to book your flight from CSM to IAH generally means paying more. While you might find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of getting a bargain.
Is it cheaper to book a CSM to IAH flight and hotel package?
Compared with arranging hotels and flights separately, booking a CSM to IAH flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one convenient place takes the hassle out of planning your trip. Simply pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Clinton, OK (CSM-Clinton-Sherman Industrial) to George Bush Intercontinental Airport (IAH)?
Typically, you can cancel or modify your CSM to IAH flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you'd like further details, visit our Customer Service portal.

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*Available to One Key members.