$238 Cheap American Airlines flights Champaign (CMI) to Houston (IAH)

Landing cheap one-way American Airlines flights from CMI to IAH from $238 on Expedia is a cinch — just filter by “Price (lowest to highest).” Alternatively, check out our affordable return fares from $446 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

November is one of the least expensive months to fly to Houston with American Airlines. You could also find great deals on one-way and round-trip fares in February.

Begin your search one to three months ahead of your departure date to find cheaper fares on American Airlines flights from University Of Illinois Urbana-Champaign Williard Airport (CMI) to George Bush Intercontinental Airport (IAH). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic journeys.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Enter your dates, press search and check the “Nonstop” filter on Expedia to find any direct flights from CMI to IAH with American Airlines or another carrier.

To find the earliest departure from CMI to IAH with American Airlines, filter your results by “Morning” and “Early Morning.” Booking an early flight usually means you’ll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

George Bush Intercontinental Airport (IAH) is the main Houston gateway for American Airlines flights from University Of Illinois Urbana-Champaign Williard Airport (CMI).

It’s generally possible to cancel or modify your flight, although there may be a charge if you made your booking more than 24 hours ago. Want to keep your options open? Use our “Changes included” and “No cancel fee” filters to find flights that won’t penalize you if you need to adjust your plans. To make changes, visit “Trips,” select your flight and click on “Manage Booking” for more details.