Cheap flights from Illinois to Houston
Travel > North America > United States > Illinois to Houston flights
Houston happens to be the city with the highest population for the state of Texas in US. Houston is also the fourth most populated city for U.S.A. It is spread over an area of 1600 kilometer square and has a population of around 2.2 million inhabitants as per the consensus of year 2001. The population of the metropolitan area of Houston is around 5.7 million inhabitants and this is also the largest metropolitan areas amongst all in US.... (read more in our Houston Travel Guide)
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Cheapest flights found for the next 6 months
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Check our newest flight offers to Houston:
- $102
Spirit Airlines
flightnetwork.com check priceFrom To Departure Time Chicago, IL (ORD) Houston, TX (IAH) 03/25/2020 08:00 pm Houston, TX (IAH) Chicago, IL (ORD) 04/07/2020 07:00 am - $196 Spirit Airlines
flightnetwork.com check priceFrom To Departure Time Chicago, IL (ORD) Houston, TX (IAH) 03/29/2020 06:15 am Houston, TX (IAH) Chicago, IL (ORD) 04/04/2020 07:00 am - $256 Spirit Airlines
flightnetwork.com check priceFrom To Departure Time Chicago, IL (ORD) Houston, TX (IAH) 05/12/2020 06:00 am Houston, TX (IAH) Chicago, IL (ORD) 05/26/2020 08:08 am - $341 Spirit Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (ORD) Houston, TX (IAH) 05/26/2020 10:28 pm Houston, TX (IAH) Chicago, IL (ORD) 06/03/2020 07:00 am - $390
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (ORD) Houston, TX (IAH) 06/16/2020 05:35 pm Houston, TX (IAH) Chicago, IL (ORD) 07/01/2020 07:00 am
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