Cheap flights from Houston George Bush Intcntl Airport to Chicago from $54
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Chicago departing on 7/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Frontier flights from Houston George Bush Intcntl Airport to Chicago
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American Airlines flights from Houston George Bush Intcntl Airport to Chicago
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How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Chicago
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Chicago?
The month of September is, on average, the cheapest month to fly to Chicago from Houston George Bush Intcntl Airport, with most prices found around $123. If you’re not able to fly to Chicago in September, then March is your next best option. Flight prices from Houston George Bush Intcntl Airport to Chicago during March average around $141.
What is the cheapest day to depart on your flight to Chicago?
The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as $265. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Houston George Bush Intcntl Airport to Chicago for around $419.
What is the cheapest time of day to depart on your flight to Chicago?
Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Houston George Bush Intcntl Airport to Chicago during this time can be as low as $185. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $740.
What is the cheapest Houston George Bush Intcntl to Chicago flight route?
Fly from Houston George Bush Intcntl to Chicago O'Hare Intl for the best Houston George Bush Intcntl - Chicago flight prices
How far in advance should I book a flight to Chicago?
You are more likely to see cheaper flights to Chicago from Houston George Bush Intcntl Airport when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $219 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Houston George Bush Intcntl Airport for as low as $152 on momondo.
What cabin class options are available on Houston George Bush Intcntl to Chicago flights?
There are 4 cabin classes available to choose from on Houston George Bush Intcntl to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Houston George Bush Intcntl Airport to Chicago flights?
No. A direct flight is the cheapest option for a flight between Houston George Bush Intcntl Airport to Chicago.
How have Houston George Bush Intcntl Airport to Chicago flight prices changed over time?
As of June 2025, prices for Houston George Bush Intcntl Airport to Chicago flights are approximately 41% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Houston George Bush Intcntl to Chicago?
Spirit Airlines, Frontier, and United Airlines are the most popular carriers operating from Houston George Bush Intcntl to Chicago
What airlines fly to Chicago?
Spirit Airlines, Frontier and United Airlines are the top three most popular airlines that fly to Chicago from Houston George Bush Intcntl Airport according to our data. Spirit Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 5 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.
How many flights depart from Houston George Bush Intcntl Airport to Chicago on average per day?
49 flights are operational daily from Houston George Bush Intcntl Airport to Chicago as of June 2025. The most popular departure time for this route is 6:00PM, with 46% of flights per day taking off at noon.
How many flights depart from Houston George Bush Intcntl Airport to Chicago on average per week?
As of June 2025, 348 flights take off from Houston George Bush Intcntl Airport and land in Chicago each week. The most common flight departure day for this route is Mon, with 19% of weekly flights taking off on this day.
When to book flights from Houston George Bush Intcntl Airport to Chicago
Cheap Houston George Bush Intcntl Airport to Chicago (IAH to CHI) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Chicago
How far is Houston George Bush Intcntl to Chicago by plane?
The straight-line distance from Houston George Bush Intcntl to Chicago is 926.3 mi. By plane, this route typically takes 2h 28m.
When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Chicago?
Prices for flights from Houston George Bush Intcntl Airport to Chicago refresh daily.
How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Chicago?
The number of operators available for flights from Houston George Bush Intcntl Airport to Chicago is 5 as of June 2025.
How old do you have to be to fly from Houston George Bush Intcntl Airport to Chicago?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Houston George Bush Intcntl Airport to Chicago?
Based on momondo bookings for flights between Houston George Bush Intcntl Airport and Chicago, the leading plane model is Airbus A321neo, making up 17.01% of the total bookings. Other popular models include Airbus A320neo with 14.20%, Boeing 737-900 with 12.08%, and Airbus A319 with 10.81%.
What is the most popular airline from Houston George Bush Intcntl Airport to Chicago?
momondo data reveals that the most frequently booked airline on the route from Houston George Bush Intcntl Airport to Chicago is Frontier, representing 41% of all bookings. The subsequent popular airlines are Spirit Airlines at 24%, American Airlines at 17%, and United Airlines at 17%.
Best airlines flying from Houston George Bush Intcntl Airport to Chicago
Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Chicago with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $59 | Free Cancellation | Rating 5.9 3,299 reviews | |||
| PriceFrom $68 | Free Cancellation | Rating 6.3 8,064 reviews | |||
| PriceFrom $146 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $166 | Free Cancellation | Rating 7.4 8,809 reviews | |||
| PriceFrom $196 | Free Cancellation | Rating 8.0 7,963 reviews |
United Airlines Flights From Houston George Bush Intcntl Airport to Chicago
United Airlines operates around 65 flights from Houston George Bush Intcntl Airport to Chicago every week. The average price of these flights found in the last 72 hours has been $349, but momondo users have found United Airlines deals from Houston George Bush Intcntl Airport to Chicago from as low as $166 round-trip. United Airlines has been scored 7.4/10 in 8,809 reviews.
American Airlines Flights From Houston George Bush Intcntl Airport to Chicago
Another popular option for Houston George Bush Intcntl Airport to Chicago flights is American Airlines (7.2/10, 10,000 ratings). American Airlines flies from Houston George Bush Intcntl Airport to Chicago around 22 times per week, with deals starting from $146 round-trip and rising to an average price of around $251.
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Houston to Chicago?
Finding the right flight to Chicago from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.
Can I find flights from Houston to Chicago with flexible booking policies on momondo?
Yes. All flights to Chicago from Houston on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Houston to Chicago?
momondo helps you find the best flight between Houston and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Houston to Chicago right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Houston to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.