Cheap flights from Houston George Bush Intcntl Airport to Chicago from $106

The month of December is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Houston George Bush Intcntl Airport averaging around $234.

Flying to Chicago O'Hare Intl Airport from Houston George Bush Intcntl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $257 when looking at flights departing in the evening. Try not to purchase tickets at noon because they tend to be around $788. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Houston George Bush Intcntl to Chicago O'Hare Intl for the best Houston George Bush Intcntl - Chicago O'Hare Intl flight prices

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $306 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Houston George Bush Intcntl Airport for as low as $195 on momondo.

There are 4 cabin classes available to choose from on Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 22% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport flight.

Delta, Frontier, and United Airlines are the most popular carriers operating from Houston George Bush Intcntl to Chicago O'Hare Intl

United Airlines, Frontier and American Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Houston George Bush Intcntl Airport according to our data. United Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 3 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 9% of flights between Houston and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 155 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

As of October 2026, there are 52 flights per day flying from Houston George Bush Intcntl Airport to Chicago O'Hare Intl Airport. The most common time of day flights depart is 11:00AM, with 46% of flights taking off at noon.

As of October 2026, 370 flights take off from Houston George Bush Intcntl Airport and land in Chicago O'Hare Intl Airport each week. The most common flight departure day for this route is Mon, with 20% of weekly flights taking off on this day.