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$31 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 9/10. 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
Tue 7/2
Tue 7/9

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In the last 7 days travelers have searched 42,335,261 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

May

Cheapest flight

$31
Best time to beat the crowds but there is an average 1% increase in price.
Most popular time to fly and prices are also 7% 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

7/10Wed
nonstopSpirit Airlines
2h 45mORD-IAH
7/24Wed
nonstopSpirit Airlines
2h 50mIAH-ORD
$60
7/2Tue
nonstopSpirit Airlines
2h 48mORD-IAH
7/4Thu
nonstopSpirit Airlines
2h 38mIAH-ORD
$61
6/27Thu
nonstopFrontier
2h 41mMDW-IAH
7/2Tue
nonstopFrontier
2h 28mIAH-MDW
$62
7/2Tue
nonstopFrontier
2h 41mMDW-IAH
7/4Thu
nonstopFrontier
2h 28mIAH-MDW
$64
7/10Wed
nonstop
2h 45mORD-IAH
7/17Wed
nonstop
2h 39mIAH-ORD
$67
6/26Wed
nonstop
2h 44mORD-IAH
7/4Thu
nonstop
2h 38mIAH-ORD
$76
8/29Thu
1 stopDelta
7h 06mORD-IAH
8/31Sat
1 stopDelta
5h 54mIAH-ORD
$196
8/29Thu
nonstopUnited Airlines
2h 49mORD-IAH
9/1Sun
nonstopUnited Airlines
2h 36mIAH-ORD
$198
8/13Tue
1 stopUnited Airlines
7h 01mPIA-IAH
8/20Tue
1 stopUnited Airlines
6h 26mIAH-PIA
$198
10/4Fri
1 stopDelta
8h 03mSTL-IAH
10/12Sat
1 stopDelta
4h 43mIAH-STL
$305

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Recent one-way flight deals

9/10Tue
nonstopSpirit Airlines
2h 47mORD-IAH
$31
8/28Wed
nonstopSpirit Airlines
2h 47mORD-IAH
$32
6/25Tue
nonstopFrontier
2h 41mMDW-IAH
$35
6/26Wed
nonstopFrontier
2h 44mORD-IAH
$36
8/31Sat
nonstopUnited Airlines
2h 49mORD-IAH
$60
7/9Tue
nonstopAmerican Airlines
2h 42mORD-IAH
$69
9/2Mon
nonstopUnited Airlines
2h 48mORD-IAH
$95
9/1Sun
1 stopDelta
7h 03mORD-IAH
$98
7/3Wed
1 stopAmerican Airlines
7h 33mMLI-IAH
$99
6/21Fri
1 stopDelta
7h 23mSTL-IAH
$300

Search by stops

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Search by price

Last minute flights from Illinois to George Bush Intcntl

Last minute flight, train and bus deals

6/6Thu
multi-stopFrontier
9h 50mMDW-IAH
6/13Thu
nonstopFrontier
2h 28mIAH-MDW
$118
6/4Tue
multi-stopFrontier
9h 36mMDW-IAH
6/13Thu
nonstopFrontier
2h 28mIAH-MDW
$126
6/6Thu
multi-stopFrontier
25h 52mORD-IAH
6/8Sat
nonstopFrontier
2h 38mIAH-ORD
$128
6/5Wed
nonstopSpirit Airlines
2h 49mORD-IAH
6/12Wed
nonstopSpirit Airlines
2h 50mIAH-ORD
$140
6/5Wed
nonstopSpirit Airlines
2h 49mORD-IAH
6/10Mon
nonstopSpirit Airlines
2h 50mIAH-ORD
$146
6/5Wed
nonstop
2h 44mORD-IAH
6/18Tue
nonstop
2h 50mIAH-ORD
$152
6/7Fri
multi-stop
23h 12mORD-IAH
6/8Sat
nonstop
2h 50mIAH-ORD
$164
6/7Fri
nonstopCitizenPlane
2h 48mORD-IAH
6/9Sun
nonstopCitizenPlane
2h 50mIAH-ORD
$298
6/7Fri
multi-stopUnited Airlines
13h 20mSTL-IAH
6/14Fri
nonstopUnited Airlines
2h 05mIAH-STL
$529
6/6Thu
nonstopUnited Airlines
2h 05mSTL-IAH
6/14Fri
multi-stopUnited Airlines
7h 46mIAH-STL
$596

Search by stops

Search by airline

Search by price