Skyscanner home

73 € Cheap Flights from Chicago to Houston George Bush Intercntl.

Compare Chicago to Houston George Bush Intercntl. flight deals

Find the cheapest month or even day of the year to fly to Houston George Bush Intercntl.

Book the best Houston George Bush Intercntl. fare with no extra fees

Flight deals from Chicago to Houston George Bush Intercntl.

Looking for a cheap last-minute deal or the best return flight from Chicago to Houston George Bush Intercntl. Airport? If you want to travel next month, return fares start from 74 €. Find the lowest prices on one-way and return tickets right here.
Houston.73 € per passenger.Departing Tue, 18 Aug, returning Tue, 1 Sep.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Chicago O'Hare International on Tue, 18 Aug, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Tue, 1 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From 73 €, select.
Houston.73 € per passenger.Departing Tue, 1 Sep, returning Thu, 10 Sep.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Chicago O'Hare International on Tue, 1 Sep, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Thu, 10 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From 73 €, select.
Houston.74 € per passenger.Departing Sat, 26 Sep, returning Sat, 3 Oct.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Chicago O'Hare International on Sat, 26 Sep, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Sat, 3 Oct, arriving in Chicago O'Hare International.Price includes taxes and charges.From 74 €, select.
Houston.74 € per passenger.Departing Thu, 20 Aug, returning Thu, 27 Aug.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Chicago O'Hare International on Thu, 20 Aug, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Thu, 27 Aug, arriving in Chicago O'Hare International.Price includes taxes and charges.From 74 €, select.
Houston.74 € per passenger.Departing Tue, 3 Nov, returning Wed, 4 Nov.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Chicago O'Hare International on Tue, 3 Nov, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Wed, 4 Nov, arriving in Chicago O'Hare International.Price includes taxes and charges.From 74 €, select.
Houston.74 € per passenger.Departing Tue, 20 Oct, returning Tue, 3 Nov.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Chicago O'Hare International on Tue, 20 Oct, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Tue, 3 Nov, arriving in Chicago O'Hare International.Price includes taxes and charges.From 74 €, select.
Houston.83 € per passenger.Departing Thu, 1 Oct, returning Tue, 6 Oct.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Chicago O'Hare International on Thu, 1 Oct, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Tue, 6 Oct, arriving in Chicago O'Hare International.Price includes taxes and charges.From 83 €, select.
Houston.175 € per passenger.Departing Thu, 30 Jul, returning Thu, 27 Aug.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Chicago O'Hare International on Thu, 30 Jul, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Thu, 27 Aug, arriving in Chicago O'Hare International.Price includes taxes and charges.From 175 €, select.
Houston.183 € per passenger.Departing Sat, 12 Dec, returning Thu, 17 Dec.Return flight with United.Outbound direct flight with United departs from Chicago O'Hare International on Sat, 12 Dec, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Thu, 17 Dec, arriving in Chicago O'Hare International.Price includes taxes and charges.From 183 €, select.
Houston.184 € per passenger.Departing Thu, 26 Nov, returning Tue, 1 Dec.Return flight with United.Outbound direct flight with United departs from Chicago O'Hare International on Thu, 26 Nov, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Tue, 1 Dec, arriving in Chicago O'Hare International.Price includes taxes and charges.From 184 €, select.
Houston.185 € per passenger.Departing Sat, 26 Sep, returning Tue, 24 Nov.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Chicago O'Hare International on Sat, 26 Sep, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Tue, 24 Nov, arriving in Chicago O'Hare International.Price includes taxes and charges.From 185 €, select.
Houston.197 € per passenger.Departing Thu, 14 Jan, returning Thu, 28 Jan.Return flight with United.Outbound direct flight with United departs from Chicago O'Hare International on Thu, 14 Jan, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Thu, 28 Jan, arriving in Chicago O'Hare International.Price includes taxes and charges.From 197 €, select.
Houston.197 € per passenger.Departing Thu, 4 Feb, returning Mon, 8 Feb.Return flight with United.Outbound direct flight with United departs from Chicago O'Hare International on Thu, 4 Feb, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Mon, 8 Feb, arriving in Chicago O'Hare International.Price includes taxes and charges.From 197 €, select.
Houston.219 € per passenger.Departing Thu, 31 Dec, returning Sat, 2 Jan.Return flight with United.Outbound direct flight with United departs from Chicago O'Hare International on Thu, 31 Dec, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Sat, 2 Jan, arriving in Chicago O'Hare International.Price includes taxes and charges.From 219 €, select.
Houston.229 € per passenger.Departing Fri, 26 Feb, returning Wed, 3 Mar.Return flight with United.Outbound direct flight with United departs from Chicago O'Hare International on Fri, 26 Feb, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Wed, 3 Mar, arriving in Chicago O'Hare International.Price includes taxes and charges.From 229 €, select.
Houston.244 € per passenger.Departing Mon, 17 May, returning Mon, 31 May.Return flight with United.Outbound direct flight with United departs from Chicago O'Hare International on Mon, 17 May, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Mon, 31 May, arriving in Chicago O'Hare International.Price includes taxes and charges.From 244 €, select.

Find the cheapest month to fly from Chicago 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 to Houston George Bush Intercntl. flights are currently cheapest in September.
Jul
from 244 €
Aug
from 74 €
Sep
from 73 €
Oct
from 83 €
Nov
from 74 €
Dec
from 183 €
Jan
from 197 €
Feb
from 197 €
Mar
from 252 €
Apr
from 252 €
May
from 244 €
Jun
from 1.127 €

Direct flights from Chicago to Houston George Bush Intercntl.

Chicago to Houston George Bush Intercntl.: Alternative routes

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

Houston Hobby

15km from central Houston
Closest
from 151 €
Search flights

Houston George Bush Intercntl.

25km from central Houston
Cheapest
from 73 €
Search flights

Houston Ellington Field

28km from central Houston
Search flights

Chicago to Houston: Flight information

The things to know before you go.
Cheapest flight found73 €
Cheapest month to flyAugust
Average flight time2 hrs, 52 mins
Most popular airlineAmerican Airlines
Average flights per week624

Finding cheap flights from Chicago to Houston George Bush Intercntl.: Frequently asked questions

The best price we found for a return flight from Chicago to Houston George Bush Intercntl. is 73 €. 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 51 minutes is the average flight time from Chicago to Houston George Bush Intercntl..
American Airlines, United and Emirates fly direct from Chicago to Houston George Bush Intercntl..
As of July 2026, there are 624 flights per week flying from Chicago to Houston George Bush Intercntl..
The cheapest month to fly from Chicago to Houston George Bush Intercntl. is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Houston George Bush Intercntl. Airport on Tuesday, 18 August 2026.
Yes – the average flight time is 2 hours and 51 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.

The cheapest airline that flies to Houston George Bush Intercntl. is Frontier Airlines .

Travelling from Chicago to Houston George Bush Intercontinental Airport (IAH): What you need to know

  • Your trip gets off the ground at one of Chicago's main airports, Chicago O'Hare International Airport (ORD) or Chicago Midway International Airport (MDW). Explore the options for booking a flight from Chicago to Houston George Bush Intercontinental Airport (IAH) departing from either of these bases.

  • Book a direct Chicago to Houston George Bush Intercontinental Airport flight and you'll be in the air for around 2 hours 55 minutes.

  • Houston George Bush Intercontinental Airport is located in Houston. The city's timezone is UTC-6 — the same as Chicago.

  • Chicago O'Hare International Airport (ORD) to Houston George Bush Intercontinental Airport (IAH) is the most popular route. There are 112 direct departures a week to pick from. If you prefer to head out later, take the last flight with United Airlines at 10pm. Opt for the first ORD to IAH departure with United Airlines at 5am if you'd rather get a move on.

  • Your flight from Chicago to IAH won't wait if you're late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • Popular months like July or holiday periods such as Christmas and spring break will mean bigger waits at check-in and security. Travelling then? Play it safe and head to the terminal even earlier. Arriving two hours before domestic flights and up four hours ahead of international flights is a smart move.

Airports in Chicago

Chicago O'Hare International Airport (ORD)

  • Reach your destination without the detour from Chicago O'Hare International Airport (ORD). Nonstop flights from Chicago to Houston George Bush Intercontinental Airport (IAH) are available from here.

  • Popular carriers that operate direct flights from Chicago to Houston George Bush Intercontinental Airport leaving from ORD include:

  • Most travellers choose to fly with United from ORD to IAH.

  • United is the most punctual carrier on this route, with 78.31% of its services arriving as planned.

  • Located around 27 kilometres from the centre of Chicago, ORD can be reached in about 30 minutes by car (depending on traffic). The journey by public transport takes roughly 45 minutes.

  • Want a relaxed start to your travels? Stay near Chicago O'Hare International Airport. Whether you're catching an early flight from Chicago to Houston George Bush Intercontinental Airport or aren't a fan of being rushed, these hotels are just the thing:

  • When it comes to Chicago O'Hare International Airport's on-time performance, data shows 70% of flights meet their scheduled arrival time.

  • You'll find ORD at 10000 West O'Hare.

Chicago Midway International Airport (MDW)

  • Planning to leave from Chicago Midway International Airport (MDW)? Direct Chicago to Houston George Bush Intercontinental Airport (IAH) plane tickets can be booked from this popular hub.

  • From MDW, direct flights from Chicago to IAH are offered by Frontier Airlines.

  • On the MDW to IAH route, Frontier Airlines is the preferred choice for many passengers.

  • The most punctual carrier is Frontier Airlines. Its Chicago Midway International Airport to Houston George Bush Intercontinental Airport flights land without delay 78.05% of the time.

  • You can reach MDW from the centre of Chicago in about 25 minutes by car (depending on traffic conditions). The ride by public transport will take roughly 30 minutes to cover the 16 kilometres or so.

  • Flying off with the first light? Think about staying at one of these hotels near Chicago Midway International Airport the day before your Chicago to IAH flight:

  • When it comes to flights staying on schedule, Chicago Midway International Airport has an on-time arrival performance of 76%.

  • MDW is located at 5700 South Cicero.

Chicago Rockford International Airport (RFD)

  • RFD is around 145 kilometres from central Chicago. The drive from the city centre to the airport takes about 1 hour 40 minutes. If you're thinking about taking public transport, expect a journey of around 2 hours.

  • Rest a little longer, move a little slower, and still make your Chicago to Houston George Bush Intercontinental Airport flight without having to rush. These hotels near Chicago Rockford International Airport make departure day a breeze if you're setting off early:

  • The on-time performance rating of RFD is 71%. In simpler terms, that's how frequently flights from this airport arrive within the expected time frame.

  • Chicago Rockford International Airport is located at 2 Airport Cir.

About Houston George Bush Intercontinental Airport (IAH)

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

  • From Houston George Bush Intercontinental Airport, central Houston is around 40 kilometres away. It takes about 30 minutes to get to the city centre by car.

  • Travelling by public transport takes roughly 1 hour 10 minutes.

How to find the cheapest flights from Chicago to Houston George Bush Intercontinental Airport (IAH)

  • The lowest price we've found for a one-way ticket from Chicago to Houston George Bush Intercontinental Airport is 37 €. For a return flight on this route, the best price is 73 €. Depending on when you want to go and the availability, these fares can change.

  • Don't leave everything to the last minute. You're more likely to walk away with cheap flights from Chicago to IAH if you book ahead. Airlines often offer some excellent early bird discounts.

  • Affordable Chicago to Houston George Bush Intercontinental Airport tickets are easier to find when you have flexibility in your schedule. Try using the 'Whole month' search function to compare fares throughout the month and then choose the cheapest day.

  • Save time looking for cheap plane tickets from Chicago to IAH by creating a Price Alert. We'll send you an email or push notification on the app when a lower fare becomes available.

  • Filters make it easier to snap up a deal on your flight from Chicago to Houston George Bush Intercontinental Airport. Choose the flight times, carriers and stops that make sense for you. Then sort the results by 'Cheapest' to find the most affordable option fast.

The best time to fly from Chicago to Houston George Bush Intercontinental Airport (IAH)

  • January is the quietest month for flights from Chicago to Houston George Bush Intercontinental Airport (IAH), while July is the busiest. Pick the ideal time to visit Houston based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • Before locking in your Chicago to IAH plane ticket, consider the type of weather you enjoy. August is the warmest month in Houston, with temperatures ranging from 24ºC (75ºF) to 40ºC (104ºF).

  • January sees temperatures of between 5ºC (41ºF) and 19ºC (66ºF). Look for cheap tickets from Chicago to Houston George Bush Intercontinental Airport around that time if you want to travel in cooler conditions.

More about Houston

Explore more of the United States

  • Austin is just one of the many cities in the United States waiting to be discovered after you've experienced Houston. Around 241 kilometres away to the west, its best attractions include Texas State Capitol, Austin Museum of Art, Downtown and 360 Bridge.

  • Around 306 kilometres southwest of Houston, Corpus Christi is another favourite stop in the United States. No visit is complete without checking out USS LEXINGTON, Texas State Aquarium and Bayfront Park.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.