Cheap flights from Houston (IAH) to Illinois (IL)

Flight FAQs

From Houston to Illinois

What days are nonstop flights available from Houston to Illinois?

Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

Flights from Houston George Bush Intcntl to Illinois have been viewed 398 times in the past calendar month.

What are the most popular airlines that fly from Houston to Illinois?

Before booking your flight from Houston to Illinois check out the most popular airlines for this route: American Airlines, Delta or Frontier.

What are the most popular routes from Houston to Illinois?

When deciding which route to take from Houston to Illinois consider Houston George Bush Intcntl - Chicago O'Hare Intl, Houston George Bush Intcntl - Chicago Midway or Houston George Bush Intcntl - Moline Quad-City as they are the most popular.

What are the cheapest Flights from Houston to Illinois?

While on average a flight from Houston to Illinois is generally $188, our data shows the cheapest flight currently is $37. When looking at the most popular route, (Houston George Bush Intcntl - Chicago O'Hare Intl), you can expect to pay $75 for that flight.

What are the most reliable airlines from Houston to Illinois?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Houston to Illinois on time: ANA(83%), Spirit Airlines(82%), Aer Lingus(82%.)