Weekly flight availability from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

The most flights from ORD to IAH are scheduled on a Monday (73 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 on average).

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 81.0 - 150.0 inches per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 81.0 mm.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

What are the most reliable airlines from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

Consider Republic Airways (100%), Avianca (93%) or United Airlines (79%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport.

Can I find deals for flights from O'Hare Intl to George Bush Intcntl that include hotel bookings?

Yes. In addition to deals on O'Hare Intl to George Bush Intcntl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from O'Hare Intl to George Bush Intcntl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to George Bush Intcntl.

Can I find deals for business class flights from O'Hare Intl to George Bush Intcntl?

Yes. Cheapflights offers flight deals from O'Hare Intl to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£79+ Cheap Flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

Cheap flight deals from O'Hare Intl to George Bush Intcntl

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Cheapest flights from O'Hare Intl to George Bush Intcntl
Explore the most affordable flight options available from O'Hare Intl to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 October 2026.

Wed 11/1110:34 -

Nonstop3h 01m

Wed 18/1117:05 -

Nonstop2h 50m

Deal found 5/10£158

Mon 26/1018:08 -

1 stop5h 47m

Wed 4/1111:22 -

1 stop5h 10m

Deal found 6/10£173

Thu 12/1111:35 -

2 stops10h 47m

Sat 14/1112:32 -

1 stop6h 33m

Deal found 5/10£177

Fri 6/1107:29 -

Nonstop3h 03m

Mon 9/1105:00 -

Nonstop2h 51m

Deal found 5/10£178

Mon 2/1113:55 -

2 stops10h 00m

Tue 3/1107:00 -

2 stops9h 32m

Deal found 5/10£181

Fri 13/1117:05 -

1 stop5h 17m

Thu 19/1114:22 -

1 stop7h 25m

Deal found 6/10£193

Fri 13/1114:44 -

2 stops9h 15m

Mon 16/1118:19 -

1 stop5h 35m

Deal found 5/10£197

Tue 17/1106:55 -

Nonstop2h 55m

Thu 19/1108:25 -

Nonstop2h 52m

Deal found 5/10£203

Thu 29/1014:03 -

1 stop7h 55m

Mon 2/1105:35 -

1 stop18h 22m

Deal found 6/10£219

Wed 16/1211:39 -

2 stops10h 27m

Mon 4/115:25 -

1 stop5h 12m

Deal found 5/10£222

Sat 24/1022:15 -

Nonstop2h 44m

Tue 27/1009:37 -

Nonstop2h 52m

Deal found 1/10£225

Find flight deals from O'Hare Intl to George Bush Intcntl

Round-trip from	£158
One-way from	£79
Popular in	June
Cheapest in	February
Average price	£202
Good one-way deal	£69 or less

United Airlines
4/11-11/11
Nonstop
5h 48m total
Chicago to Houston

Search Deals

United Airlines
10/11-31/12
Nonstop
3h 06m total
Chicago to Houston

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£21 potential increase over avg. return price).

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Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).

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Average for round-trip flights in October 2026

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Price to beat on a one-way flight from Chicago O'Hare Intl to Houston George Bush Intcntl.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport that are best for you.

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Route

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Price

Cheapest return flight

ChicagoHouston

ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl

ORDIAH

Chicago O'Hare Intl

Fri 5/2

13:35-23:58

2 stops10h 23m

Houston George Bush Intcntl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£110

ChicagoHouston

ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl

ORDIAH

Chicago O'Hare Intl

Fri 4/12

15:47-00:07

2 stops8h 20m

Houston George Bush Intcntl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£110

ChicagoHouston

ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl

ORDIAH

Chicago O'Hare Intl

Thu 12/11

16:07-19:10

Nonstop3h 03m

Houston George Bush Intcntl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£113

Fastest return journey

ChicagoHouston

ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl

ORDIAH

Chicago O'Hare Intl

Wed 4/11

10:34-13:35

Nonstop3h 01m

Houston George Bush Intcntl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£117

ChicagoHouston

ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl

ORDIAH

Chicago O'Hare Intl

Thu 22/10

13:55-23:55

2 stops10h 00m

Houston George Bush Intcntl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£124

ChicagoHouston

ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl

ORDIAH

Chicago O'Hare Intl

Sat 5/12

05:30-15:17

2 stops9h 47m

Houston George Bush Intcntl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£124

ChicagoHouston

ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl

ORDIAH

Chicago O'Hare Intl

Sat 24/10

13:55-23:55

2 stops10h 00m

Houston George Bush Intcntl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£124

ChicagoHouston

ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl

ORDIAH

Chicago O'Hare Intl

Mon 16/11

07:29-10:32

Nonstop3h 03m

Houston George Bush Intcntl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£125

ChicagoHouston

ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl

ORDIAH

Chicago O'Hare Intl

Thu 5/11

06:30-12:04

1 stop5h 34m

Houston George Bush Intcntl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£132

ChicagoHouston

ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl

ORDIAH

Chicago O'Hare Intl

Thu 1/4

06:00-18:59

2 stops12h 59m

Houston George Bush Intcntl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£136

Flights are sorted by cheapest return flights first.

Deals found on 5/10

Showing 1-10 of 22 resultsSorted by cheapest first

Best time to book a flight from O'Hare Intl to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from O'Hare Intl with our price prediction graph.

ORD-IAH

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

Prices

Airlines

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

The best time to book flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport is 33 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport (average of £173). Flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport in June is currently the most expensive (average of £279). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to IAH?

Unlike in the evening, when flights are generally more expensive, you can save up to 89% on flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport by exploring options for tickets in the afternoon.

How much does it cost for a return flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

Airfare is typical for this route at the moment.

Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flights typically cost between £132 and £251 in November.
The cheapest return price found within the last 5 days was £158 on United Airlines (11 Nov–18 Nov).

Related info for your journey

How long is the flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?
United Airlines and Delta can get you from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport in just under 2h 43m. Your travel time can differ by up to 5h 20m. The distance between Chicago O'Hare Intl Airport and Houston George Bush Intcntl Airport is about 926 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the most reliable airlines from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?
Consider Republic Airways (100%), Avianca (93%) or United Airlines (79%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport.
What are the cheapest flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?
The cheapest flight price from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport is £45. On average you can expect to pay £169. The most popular route, (Chicago O'Hare Intl - Houston George Bush Intcntl), can usually be booked for £306.
Can I find deals for flights from O'Hare Intl to George Bush Intcntl that include hotel bookings?
Yes. In addition to deals on O'Hare Intl to George Bush Intcntl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from O'Hare Intl to George Bush Intcntl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to George Bush Intcntl.
Can I find deals for business class flights from O'Hare Intl to George Bush Intcntl?
Yes. Cheapflights offers flight deals from O'Hare Intl to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport (average of £173). Flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport in June is currently the most expensive (average of £279). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Deals for O'Hare Intl to George Bush Intcntl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to George Bush Intcntl?

Cheapflights simply makes it quick and affordable to book flights from O'Hare Intl to George Bush Intcntl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from O'Hare Intl to George Bush Intcntl with no change fees?

Need flexible booking options for your flight to George Bush Intcntl from O'Hare Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from O'Hare Intl to George Bush Intcntl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to George Bush Intcntl from O'Hare Intl today and book when prices fit your budget.

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Cheap flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport from £79

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from O'Hare Intl to George Bush Intcntl

Cheapest flights from O'Hare Intl to George Bush IntcntlExplore the most affordable flight options available from O'Hare Intl to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 October 2026.

Explore the most affordable flight options available from O'Hare Intl to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 October 2026.

Best flights from O'Hare Intl to George Bush IntcntlDiscover carefully curated flight deals from O'Hare Intl to George Bush Intcntl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.

Discover carefully curated flight deals from O'Hare Intl to George Bush Intcntl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.

Direct flights from O'Hare Intl to George Bush IntcntlExplore direct flight options from O'Hare Intl to George Bush Intcntl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 October 2026.

Explore direct flight options from O'Hare Intl to George Bush Intcntl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 October 2026.

Last-minute flights from O'Hare Intl to George Bush IntcntlDiscover last-minute flight deals from O'Hare Intl to George Bush Intcntl. Data last updated 6 October 2026 and is based on user searches.

Discover last-minute flight deals from O'Hare Intl to George Bush Intcntl. Data last updated 6 October 2026 and is based on user searches.

One-way flights from O'Hare Intl to George Bush IntcntlSearch for one-way flight options from O'Hare Intl to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.

Search for one-way flight options from O'Hare Intl to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.

Find flight deals from O'Hare Intl to George Bush Intcntl

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Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport that are best for you.

Best time to book a flight from O'Hare Intl to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from O'Hare Intl with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

The best time to book flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport is 33 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

What is the cheapest time of day to fly from ORD to IAH?

Unlike in the evening, when flights are generally more expensive, you can save up to 89% on flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport by exploring options for tickets in the afternoon.

How much does it cost for a return flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

Airfare is typical for this route at the moment.

Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flights typically cost between £132 and £251 in November.The cheapest return price found within the last 5 days was £158 on United Airlines (11 Nov–18 Nov).

Weekly flight availability from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

The most flights from ORD to IAH are scheduled on a Monday (73 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 on average).

Related info for your journey

How long is the flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

What are the most reliable airlines from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

What are the cheapest flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

Can I find deals for flights from O'Hare Intl to George Bush Intcntl that include hotel bookings?

How can I find direct flights from O'Hare Intl to George Bush Intcntl?

Can I find deals for business class flights from O'Hare Intl to George Bush Intcntl?

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?

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O'Hare Intl and George Bush Intcntl flights

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Cheapest flights from O'Hare Intl to George Bush Intcntl
Explore the most affordable flight options available from O'Hare Intl to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 October 2026.

Best flights from O'Hare Intl to George Bush Intcntl
Discover carefully curated flight deals from O'Hare Intl to George Bush Intcntl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.

Direct flights from O'Hare Intl to George Bush Intcntl
Explore direct flight options from O'Hare Intl to George Bush Intcntl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 October 2026.

Last-minute flights from O'Hare Intl to George Bush Intcntl
Discover last-minute flight deals from O'Hare Intl to George Bush Intcntl. Data last updated 6 October 2026 and is based on user searches.

One-way flights from O'Hare Intl to George Bush Intcntl
Search for one-way flight options from O'Hare Intl to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.

Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flights typically cost between £132 and £251 in November.
The cheapest return price found within the last 5 days was £158 on United Airlines (11 Nov–18 Nov).