George Bush Intcntl

$54+ Cheap flights from Illinois to George Bush Intcntl (IAH)

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IAH
Dec 23 — Dec 301
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Cheap flight deals from Illinois to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) 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 December 18, 2024.

Round-trip from

$112
(FlightHub)

One-way from

$54
(Cheapflightsfares)
From Illinois to Houston George Bush Intcntl
One-way flight from Illinois to Houston George Bush Intcntl

Find flight deals from Illinois to George Bush Intcntl

Cheapest flights from Illinois to George Bush Intcntl
Explore the most affordable flight options available from Illinois to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This Kiwi.com deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/318:14 pmORD - IAH
Nonstop2h 56mMultiple Airlines
Mon 1/2710:09 amIAH - ORD
1 stop4h 51mMultiple Airlines
Deal found 12/18$157
This Kiwi.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/318:14 pmORD - IAH
Nonstop2h 56mSpirit Airlines
Wed 1/89:56 pmIAH - ORD
Nonstop2h 37mSpirit Airlines
Deal found 12/17$159
This FlightHub deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/252:30 pmMDW - IAH
Nonstop2h 50mFrontier
Tue 12/317:40 pmIAH - MDW
1 stop12h 41mFrontier
Deal found 12/18$181
This Frontier deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/268:10 pmSTL - IAH
1 stop11h 10mFrontier
Thu 1/210:00 amIAH - STL
1 stop9h 20mFrontier
Deal found 12/17$198
This Frontier deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/286:00 amORD - IAH
Nonstop2h 50mFrontier
Wed 1/89:10 pmIAH - ORD
1 stop12h 19mFrontier
Deal found 12/16$229
This American Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/303:32 pmMLI - IAH
1 stop6h 48mAmerican Airlines
Mon 1/69:15 amIAH - MLI
1 stop5h 40mAmerican Airlines
Deal found 12/17$283
This Delta deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:50 pmORD - IAH
1 stop5h 51mDelta
Thu 1/2311:54 amIAH - ORD
1 stop6h 31mDelta
Deal found 12/18$286
This American Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/256:16 amPIA - IAH
1 stop7h 31mAmerican Airlines
Mon 12/3010:42 amIAH - PIA
1 stop4h 26mAmerican Airlines
Deal found 12/18$308
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/314:50 pmMDW - IAH
1 stop6h 51mDelta
Thu 1/96:20 amIAH - MDW
1 stop6h 26mDelta
Deal found 12/17$357
This Mytrip deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/314:27 pmSTL - IAH
2 stops28h 34mMultiple Airlines
Sat 1/49:56 pmIAH - STL
2 stops14h 14mMultiple Airlines
Deal found 12/18$473
This Mytrip deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/314:27 pmSTL - IAH
2 stops28h 34mSpirit Airlines
Sat 1/45:35 amIAH - STL
1 stop11h 27mSpirit Airlines
Deal found 12/18$527
This American Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/246:09 amEVV - IAH
1 stop10h 58mAmerican Airlines
Tue 12/316:19 amIAH - EVV
1 stop7h 30mAmerican Airlines
Deal found 12/17$533

Find flights from Illinois to George Bush Intcntl within your budget

Customize your flight search to find flights from Illinois 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 2,558,603 searches. Data last updated December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Thu 2/6

6:36 pm-6:17 pm

1 stop23h 41m

Houston George Bush Intcntl

Sat 2/8

9:17 pm-9:52 am

1 stop12h 35m

$112

ChicagoHouston

MDW - IAH

MDWIAH

Chicago Midway

Wed 2/5

8:15 am-11:34 pm

1 stop15h 19m

Houston George Bush Intcntl

Tue 2/11

1:14 pm-12:17 am

1 stop11h 03m

$113

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Fri 1/10

4:01 pm-9:08 pm

1 stop5h 07m

Houston George Bush Intcntl

Tue 1/14

6:15 pm-9:00 pm

Nonstop2h 45m

$114

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Tue 1/14

8:34 am-11:31 am

Nonstop2h 57m

Houston George Bush Intcntl

Tue 1/21

6:15 pm-9:00 pm

Nonstop2h 45m

$125

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Fri 2/28

8:30 pm-11:30 pm

Nonstop3h 00m

Houston George Bush Intcntl

Mon 3/3

6:30 am-9:04 am

Nonstop2h 34m

$197

ChicagoHouston

MDW - IAH

MDWIAH

Chicago Midway

Tue 1/7

9:34 am-3:03 pm

1 stop5h 29m

Houston George Bush Intcntl

Sat 1/11

7:05 am-2:53 pm

1 stop7h 48m

$213

ChicagoHouston

ORD - IAH

ORDIAH

Chicago O'Hare Intl

Sat 1/11

6:45 am-3:03 pm

1 stop8h 18m

Houston George Bush Intcntl

Sat 1/18

5:25 am-1:28 pm

1 stop8h 03m

$216

St. LouisHouston

STL - IAH

STLIAH

Lambert-St Louis

Tue 1/14

3:48 pm-11:45 am

2 stops19h 57m

Houston George Bush Intcntl

Wed 1/15

8:50 pm-8:10 pm

2 stops23h 20m

$243

MolineHouston

MLI - IAH

MLIIAH

Moline Quad-City

Thu 1/16

4:33 pm-10:25 pm

1 stop5h 52m

Houston George Bush Intcntl

Sun 1/19

9:10 am-2:56 pm

1 stop5h 46m

$248

St. LouisHouston

STL - IAH

STLIAH

Lambert-St Louis

Sat 1/11

5:05 pm-11:02 am

1 stop17h 57m

Houston George Bush Intcntl

Sun 1/19

1:14 pm-9:16 am

1 stop20h 02m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 45 results
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Best time to book a flight from Illinois to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Illinois with our price prediction graph.
Estimated round-trip 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.

Travel insights for flights from Illinois to George Bush Intcntl

Get recent, data-driven insights about flights from Illinois to George Bush Intcntl including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Illinois to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Illinois to Houston George Bush Intcntl Airport (average of $241). Flying from Illinois to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 IL to IAH?

Find hourly flight availability from Illinois 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 December 18, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Houston George Bush Intcntl Airport as you normally would.

Weekly flight availability from Illinois to Houston George Bush Intcntl Airport

Explore weekly flight availability from Illinois 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 December 18, 2024.

The most flights from USIL to IAH are scheduled on a Wednesday (37 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (2 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 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

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 December 18, 2024.
Peruse reviews from past customers who have flown with American Airlines, United Airlines and Delta from Illinois to Houston to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
9,554 reviews

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

8.0
Very good
9,554 reviews
8.0
Very good
9,554 reviews

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

8.0
Very good
8,604 reviews
8.0
Very good
9,554 reviews

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

7.4
Good
9,055 reviews
8.0
Very good
9,554 reviews

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

7.2
Good
10,000 reviews
8.0
Very good
9,554 reviews

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

6.3
Okay
8,119 reviews
8.0
Very good
9,554 reviews

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Related info for your journey

Find useful and relevant information for your journey from Illinois 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 to fly from Illinois to Houston George Bush Intcntl Airport one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $54. However, be on the lookout for offers from Spirit Airlines and United Airlines, as they are both options that can get you from Illinois to Houston George Bush Intcntl Airport for a low price.

  • What are the most popular routes from Illinois to Houston George Bush Intcntl Airport?

  • What are the most reliable airlines from Illinois to Houston George Bush Intcntl Airport?

    The top 3 most reliable airlines when flying from Illinois to Houston George Bush Intcntl Airport are Avianca (90%), Air New Zealand (87%) and Spirit Airlines (87%).

  • What are the cheapest flights from Illinois to Houston George Bush Intcntl Airport?

    Looking at all options, your cheapest flight can be booked for $69. While the most popular route (Chicago O'Hare Intl - Houston George Bush Intcntl) can be booked for $94 on average our data indicates $886 when flying from Illinois to Houston George Bush Intcntl Airport.

  • Can I find deals for flights from Illinois to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Illinois to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois 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 Illinois to George Bush Intcntl.

  • Can I find deals for business class flights from Illinois to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Illinois 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 Illinois to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Houston George Bush Intcntl Airport (average of $241). Flying from Illinois to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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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Alternative routes for Illinois to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Illinois to George Bush Intcntl

Discover the top 5 airlines that operate flights from Illinois to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$57Average$140FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$70Average$167FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$146Average$391FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$160Average$421FlexibilityNo cancel feeOn-time69%
DeltaCheapest$257Average$425FlexibilityNo cancel feeOn-timeN/A
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