Cheap Flights from Chicago O'Hare International to Houston George Bush Intercntl.

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Flight deals from Chicago O'Hare International to Houston George Bush Intercntl.

Looking for a cheap last-minute deal or the best return flight from Chicago O'Hare International to Houston George Bush Intercntl.? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Chicago O'Hare International to Houston George Bush Intercntl.

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago O'Hare International to Houston George Bush Intercntl. flights are currently cheapest in April.

Direct flights from Chicago O'Hare International to Houston George Bush Intercntl.

Chicago O'Hare International to Houston George Bush Intercntl.: Alternative routes

Compare routes from Chicago O'Hare International to Houston below. You may find an airport to fly into that's cheaper, faster, or easier than Houston George Bush Intercntl..

Chicago to Houston: Flight information

The things to know before you go.
Cheapest flight foundR 987
Cheapest month to flyMay
Average flight time2 hrs, 56 mins
Most popular airlineUnited
Average flights per week536

Finding cheap flights from Chicago O'Hare International to Houston George Bush Intercntl.: Frequently asked questions

The best price we found for a return flight from Chicago O'Hare International to Houston George Bush Intercntl. is R 2,248. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 56 minutes is the average flight time from Chicago O'Hare International to Houston George Bush Intercntl..
United, American Airlines and Alaska Airlines fly direct from Chicago O'Hare International to Houston George Bush Intercntl..
As of March 2025, there are 536 flights per week flying from Chicago O'Hare International to Houston George Bush Intercntl..
The cheapest month to fly from Chicago O'Hare International to Houston George Bush Intercntl. is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chicago O'Hare International Airport to Houston George Bush Intercntl. Airport on Friday, 2 May 2025.
Yes – the average flight time is 2 hours and 56 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Houston George Bush Intercntl. but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Spirit Airlines offers the cheapest flight tickets to Houston George Bush Intercntl..

Travelling from O'Hare International Airport (ORD) to George Bush Intercontinental Airport (IAH): what you need to know

  • Expect to be in the skies for 2 hours 48 minutes. On average, that's the duration of a direct flight from O'Hare International Airport to George Bush Intercontinental Airport. Chicago and Houston have the same timezone — UTC-5.

  • Each week, there are 132 flights from O'Hare International Airport to George Bush Intercontinental Airport. To jet off as early as possible, jump on the 05:00 United Airlines flight. If you'd rather make the most of your time before flying, the last flight from ORD to IAH is 22:27 with Spirit Airlines.

  • Heading off during a peak period like a bank holiday? Expect longer queues at security and check-in. To play it safe, arrive up to four hours before international flights and two hours before domestic departures.

  • If you want a stopover for your flight from O'Hare International Airport to George Bush Intercontinental Airport, just uncheck 'Direct flights only' and check out your options. These are the popular stopovers between ORD and IAH:

    • Kansas City International Airport

    • Lambert-St. Louis International Airport

    • Bill and Hillary Clinton National Airport

How to find the cheapest flights from O'Hare International Airport (ORD) to George Bush Intercontinental Airport (IAH)

  • The lowest price we've found for a one-way ticket from O'Hare International Airport to George Bush Intercontinental Airport is R 987. For a return flight on this route, the best price is R 2,248. Depending on the availability when you book, these fares could change.

  • To score cheap tickets from ORD to IAH, book your trip 9 months before the departure date.

  • May is the cheapest month for tickets from O'Hare International Airport to George Bush Intercontinental Airport. If you'd like to travel at a different time of year, the 'Whole month' tool will give you the lowest prices for each month.

  • Set up a Price Alert for cheap tickets from ORD to IAH. There's no need to search every day to find out if fares have fallen. We'll let you know when the price changes.

  • Tailor your trip with filters. Pick your departure and arrival times, total journey duration and airlines. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' flights from O'Hare International Airport to George Bush Intercontinental Airport.

Handy information about O'Hare International Airport (ORD)

  • O'Hare International Airport is around 40 kilometres from central Chicago. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 35 minutes or so to get there, depending on traffic conditions. If you're using public transport, expect the trip time to be approximately 54 minutes.

  • After an easy way to start to your travels? Stay near ORD. Whether you're catching an early flight from O'Hare International Airport to George Bush Intercontinental Airport or want to avoid feeling rushed, these hotels are perfect:

Arriving at George Bush Intercontinental Airport (IAH)

Getting from George Bush Intercontinental Airport (IAH) to central Houston

  • George Bush Intercontinental Airport to central Houston is around 20 minutes in a car. It's approximately 27 kilometres away. See what options are available, such as car rentals, cabs or ride-sharing.

  • Getting to the centre on public transport will take you around 49 minutes.

When to fly to George Bush Intercontinental Airport (IAH)

  • It's time to pick your dates for your flight from O'Hare International Airport to George Bush Intercontinental Airport. July is the most popular month to visit Houston. If you like a more relaxed vibe, go in February.

  • Lock in your flight from O'Hare International Airport to George Bush Intercontinental Airport for August if you'd like to explore Houston during its warmest month. Expect temperatures of between 24ºC and 40ºC.

  • If you want cooler conditions, search for a cheap ticket from ORD to IAH in January. Temperatures average between 5ºC and 19ºC then.

More about Houston

  • Start your Houston trip right by finding a fantastic place to stay. As soon as you've booked your flight from ORD to IAH, have a look at our hotel options including:

  • There are so many things to explore in this city it can be hard to know where to begin. The Houston Museum of Natural Science, The Museum of Fine Arts, Houston, Beck Building and Hermann Park are top sights which should feature on any good Houston itinerary.

Complete your Houston trip with hotels and a car rental

  • We don't just compare flights. Once you've booked your cheap ticket to George Bush Intercontinental Airport, explore our great car rental offers that'll give you the freedom to see the sights at your own pace. Then, take a look at our exclusive rates for hotels to find your ideal Houston stay.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.