Which airports does American Airlines fly between Houston and Chicago?
For flights between Houston and Chicago, American Airlines operates from the following airport routes: G.Bush Intercontinental (IAH) to O hare International Airport (ORD)
What do American Airlines flights from Houston to Chicago cost?
One of American Airlines cheapest prices for a Houston to Chicago flight we have right now is $88.
On average though, flights with American Airlines cost $175.64 for the route Houston to Chicago, but it mostly depends on the season and how far in advance you book your tickets.