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Cheap flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport from £83

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IAH
20 Apr — 27 Apr1
1 adult

Cheapflights Tip: The best prices from Chicago O'Hare Intl to Houston George Bush Intcntl are usually found in August or September, booked 19 days in advance, depart on a Wednesday or Tuesday and return on a Sunday

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

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 April 2025.

Round-trip from

£135

One-way from

£83

Popular in

March

Cheapest in

August

Average price

£196

Good one-way deal

£109 or less
United Airlines
  • United Airlines
  • 21/5-24/5
  • Nonstop
  • 5h 44m total
  • Chicago to Houston
Search Deals
Delta
  • Delta
  • 12/7
  • 1 total stop
  • 7h 49m total
  • Chicago to Houston
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£26 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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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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Find flight deals from O'Hare Intl to George Bush Intcntl

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 15 April 2025.

Wed 21/521:50ORD - IAH
Nonstop3h 01mUnited Airlines
Sat 24/521:30IAH - ORD
Nonstop2h 43mUnited Airlines
Deal found 14/4£135
Fri 25/406:30ORD - IAH
1 stop9h 25mFrontier
Mon 28/416:55IAH - ORD
1 stop6h 14mFrontier
Deal found 14/4£150
Fri 25/414:58ORD - IAH
1 stop7h 57mSpirit Airlines
Mon 28/405:00IAH - ORD
Nonstop2h 40mSpirit Airlines
Deal found 15/4£156
Sat 14/605:35ORD - IAH
1 stop6h 31mDelta
Sat 21/605:30IAH - ORD
1 stop4h 39mDelta
Deal found 15/4£165
Tue 6/514:50ORD - IAH
Nonstop2h 51mAmerican Airlines
Fri 9/510:40IAH - ORD
Nonstop2h 49mAmerican Airlines
Deal found 14/4£218
Fri 25/417:23ORD - IAH
1 stop6h 14mMultiple Airlines
Mon 28/405:00IAH - ORD
Nonstop2h 40mMultiple Airlines
Deal found 15/4£251
Fri 30/507:00ORD - IAH
2 stops16h 59mAlaska Airlines
Mon 2/617:54IAH - ORD
1 stop19h 14mAlaska Airlines
Deal found 15/4£327

Cheapflights Fare Finder

Customise your flight search to find flights from O'Hare Intl to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 April 2025.
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.

Fly from

O'Hare Intl

Fly to

George Bush Intcntl

Route

Depart

Return

Price

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Wed 21/5

21:50-00:51

Nonstop3h 01m

Houston George Bush Intcntl

Sat 24/5

21:30-00:13

Nonstop2h 43m

£135

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Fri 25/4

17:23-23:37

1 stop6h 14m

Houston George Bush Intcntl

Mon 28/4

16:55-23:09

1 stop6h 14m

£147

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Fri 25/4

14:58-22:55

1 stop7h 57m

Houston George Bush Intcntl

Mon 28/4

05:00-07:40

Nonstop2h 40m

£156

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sat 14/6

05:35-12:06

1 stop6h 31m

Houston George Bush Intcntl

Sat 21/6

05:30-10:09

1 stop4h 39m

£165

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Tue 6/5

14:50-17:41

Nonstop2h 51m

Houston George Bush Intcntl

Fri 9/5

10:40-13:29

Nonstop2h 49m

£218

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Fri 25/4

17:23-23:37

1 stop6h 14m

Houston George Bush Intcntl

Mon 28/4

05:00-07:40

Nonstop2h 40m

£251

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Fri 30/5

07:00-23:59

2 stops16h 59m

Houston George Bush Intcntl

Mon 2/6

17:54-13:08

1 stop19h 14m

£327

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sat 12/7

06:00-13:49

1 stop7h 49m

£83

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sat 26/4

16:30-10:45

1 stop18h 15m

£84

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Tue 22/4

09:30-17:47

1 stop8h 17m

£94

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 13 results
1
2

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.
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

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

Use this chart to determine the optimal time to book a return flight from O'Hare Intl to George Bush Intcntl. Price data was last updated on 11 April 2025.

The best time to book flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport is 19 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 £680). Flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). 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?

Find hourly flight availability from O'Hare Intl to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 April 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 56% on flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport by exploring options for tickets in the morning.

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

Explore weekly flight availability from O'Hare Intl to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 15 April 2025.

The most flights from ORD to IAH are scheduled on a Monday (50 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (35 on average).

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

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.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated 15 April 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Chicago to Houston by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
9,871 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very Good
9,871 reviews
Alaska Airlines
8.0
Very Good
9,871 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very Good
7,917 reviews
Alaska Airlines
8.0
Very Good
9,871 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,656 reviews
Alaska Airlines
8.0
Very Good
9,871 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very Good
9,871 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Spirit Airlines
6.3
Okay
7,921 reviews
Alaska Airlines
8.0
Very Good
9,871 reviews
Check prices

Comfort

7.9

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport round-trip?

    United Airlines, at £135, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport.Alternate airlines flying return to your destination include Frontier and Spirit Airlines. United Airlines is priced at 19% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport one-way?

    One-way options have recently been found by users for as low as £83 on Delta. Other airlines that offer cheap prices include Frontier from £84 and Spirit Airlines from £94 one-way.

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

    Consider Cathay Pacific (100%), Finnair (100%) or Avianca (91%) 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 £52. On average you can expect to pay £109. The most popular route, (Chicago O'Hare Intl - Houston George Bush Intcntl), can usually be booked for £199.

  • 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 £680). Flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport in July is currently the most expensive (average of £1,096). 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.

See more FAQs

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Livingston
The Woodlands
Conroe

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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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