Cheap flights from Illinois to Houston
Travel > North America > United States > Illinois to Houston flights
By year 1900 the effort to improve the living quality of Houston were accelerated and by the year 1902 a million dollar project to improve the Shipping Channel of Houston was launched. This again helped to improve the economy of this city. It was by the year 1910 when the population of the city had doubled to around 80000 in a gap of 10 years. Amongst this population one third were the African Americans who were slowly developing to be the strong business class for the city. Houston became... (read more in our Houston History)
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Cheapest flights found for the next 6 months
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Check our newest flight offers to Houston:
- $137
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (MDW) Houston, TX (IAH) 01/19/2025 04:27 pm Houston, TX (IAH) Chicago, IL (MDW) 01/29/2025 08:51 pm - $137 Multiple Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (ORD) Houston, TX (IAH) 01/19/2025 10:09 am Houston, TX (IAH) Chicago, IL (ORD) 01/29/2025 08:51 pm - $138
Spirit Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (ORD) Houston, TX (IAH) 01/09/2025 10:34 am Houston, TX (IAH) Chicago, IL (ORD) 01/20/2025 02:28 pm - $138
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (ORD) Houston, TX (IAH) 01/19/2025 10:09 am Houston, TX (IAH) Chicago, IL (ORD) 01/29/2025 01:14 pm - $138 Frontier Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (MDW) Houston, TX (IAH) 01/19/2025 04:27 pm Houston, TX (IAH) Chicago, IL (MDW) 01/29/2025 07:30 am
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