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$32 Find cheap flights from Illinois to Houston George Bush Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to George Bush Intcntl departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Fri 6/21
Fri 6/28

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In the last 7 days travelers have searched 43,423,329 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

May

Cheapest flight

$32
Best time to beat the crowds but there is an average 1% increase in price.
Most popular time to fly and prices are also 9% lower on average.
Flight from Chicago O'Hare Airport to Houston George Bush Airport

FAQs for booking Illinois to Houston George Bush Airport flights

  • How does KAYAK find such low prices on flights from Illinois to Houston George Bush Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Houston George Bush Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Houston George Bush Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston George Bush Airport from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Houston George Bush Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Houston George Bush Airport with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Houston George Bush Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Houston George Bush Airport from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Illinois to Houston George Bush Airport?

Find which airlines fly direct from Illinois to George Bush Intcntl, which days they fly and book direct flights.

Nonstop departures

Illinois to Houston George Bush Intcntl

Monday

ANA, Aer Lingus, Aeromexico, +54 more

ANA, Aer Lingus, +55 more

Tuesday

ANA, Aer Lingus, Aeromexico, +56 more

ANA, Aer Lingus, +57 more

Wednesday

ANA, Aer Lingus, Aeromexico, +57 more

ANA, Aer Lingus, +58 more

Thursday

ANA, Aer Lingus, Aeromexico, +54 more

ANA, Aer Lingus, +55 more

Friday

ANA, Aer Lingus, Aeromexico, +57 more

ANA, Aer Lingus, +58 more

Saturday

ANA, Aer Lingus, Aeromexico, +52 more

ANA, Aer Lingus, +53 more

Sunday

ANA, Aer Lingus, Aeromexico, +57 more

ANA, Aer Lingus, +58 more

See more direct flights

Nonstop returns

Houston George Bush Intcntl to Illinois

Monday

ANA, Aer Lingus, Aeromexico, +54 more

ANA, Aer Lingus, +55 more

Tuesday

ANA, Aer Lingus, Aeromexico, +56 more

ANA, Aer Lingus, +57 more

Wednesday

ANA, Aer Lingus, Aeromexico, +57 more

ANA, Aer Lingus, +58 more

Thursday

ANA, Aer Lingus, Aeromexico, +54 more

ANA, Aer Lingus, +55 more

Friday

ANA, Aer Lingus, Aeromexico, +57 more

ANA, Aer Lingus, +58 more

Saturday

ANA, Aer Lingus, Aeromexico, +52 more

ANA, Aer Lingus, +53 more

Sunday

ANA, Aer Lingus, Aeromexico, +57 more

ANA, Aer Lingus, +58 more

See more direct flights
See more direct flights

Book cheap flights from Illinois to Houston

Recent round-trip flight deals

6/4Tue
nonstopFrontier
2h 42mMDW-IAH
6/11Tue
nonstopFrontier
2h 28mIAH-MDW
$64
6/4Tue
nonstopSpirit Airlines
2h 47mORD-IAH
6/5Wed
nonstopSpirit Airlines
2h 50mIAH-ORD
$64
6/4Tue
nonstop
2h 47mORD-IAH
6/5Wed
nonstop
2h 40mIAH-ORD
$70
6/1Sat
nonstop
2h 45mORD-IAH
6/5Wed
nonstop
2h 50mIAH-ORD
$87
6/13Thu
nonstopAmerican Airlines
2h 47mORD-IAH
6/16Sun
nonstopAmerican Airlines
2h 44mIAH-ORD
$217
7/31Wed
1 stopAmerican Airlines
7h 01mMLI-IAH
8/6Tue
1 stopAmerican Airlines
8h 12mIAH-MLI
$237
8/13Tue
1 stopDelta
7h 20mSTL-IAH
8/21Wed
1 stopDelta
6h 58mIAH-STL
$256
7/19Fri
nonstopUnited Airlines
2h 07mSTL-IAH
7/23Tue
nonstopUnited Airlines
2h 04mIAH-STL
$270
8/15Thu
1 stopDelta
5h 05mSTL-IAH
8/21Wed
1 stopDelta
4h 47mIAH-STL
$271
6/14Fri
nonstopUnited Airlines
2h 07mSTL-IAH
6/17Mon
nonstopUnited Airlines
2h 04mIAH-STL
$273

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Recent one-way flight deals

6/5Wed
nonstopFrontier
2h 44mORD-IAH
$32
6/4Tue
nonstopFrontier
2h 42mMDW-IAH
$33
7/23Tue
nonstopSpirit Airlines
2h 45mORD-IAH
$34
6/25Tue
nonstopSpirit Airlines
2h 49mORD-IAH
$35
6/3Mon
2 stops
24h 57mORD-IAH
$96
6/24Mon
2 stops
32h 00mSTL-IAH
$139
6/13Thu
nonstopUnited Airlines
2h 44mORD-IAH
$141
7/26Fri
nonstopUnited Airlines
2h 07mSTL-IAH
$149
6/3Mon
1 stopSouthwest
4h 55mMDW-IAH
$153
6/3Mon
1 stopSouthwest
4h 45mORD-IAH
$153

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Last minute flights from Illinois to George Bush Intcntl

Last minute flight, train and bus deals

5/25Sat
multi-stopFrontier
10h 44mMDW-IAH
6/1Sat
nonstopFrontier
2h 29mIAH-MDW
$119
5/25Sat
multi-stopFrontier
14h 49mORD-IAH
6/1Sat
nonstopFrontier
2h 40mIAH-ORD
$119
5/25Sat
multi-stop
14h 49mORD-IAH
6/6Thu
nonstop
2h 38mIAH-ORD
$133
5/25Sat
multi-stop
14h 49mORD-IAH
5/29Wed
multi-stop
8h 41mIAH-ORD
$140
5/26Sun
nonstopSpirit Airlines
2h 47mORD-IAH
6/2Sun
nonstopSpirit Airlines
2h 36mIAH-ORD
$252
5/25Sat
nonstopSpirit Airlines
2h 47mORD-IAH
6/2Sun
nonstopSpirit Airlines
2h 36mIAH-ORD
$253
5/25Sat
multi-stopAmerican Airlines
7h 34mPIA-IAH
5/29Wed
multi-stopAmerican Airlines
7h 14mIAH-PIA
$295
5/25Sat
multi-stopAmerican Airlines
7h 34mPIA-IAH
5/29Wed
multi-stopAmerican Airlines
8h 21mIAH-PIA
$300
5/25Sat
multi-stopDelta
6h 52mMLI-IAH
5/29Wed
multi-stopDelta
11h 07mIAH-MLI
$328
5/25Sat
multi-stopDelta
6h 52mMLI-IAH
5/29Wed
multi-stopDelta
7h 03mIAH-MLI
$353

Search by stops

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