Find cheap flights from Chicago O'Hare Airport to Houston

ORD - IAH

Find cheap flights from Chicago O'Hare Airport to Houston

Round-trip
Economy
Chicago (ORD)
Houston George Bush Intcntl
Fri 7/3
Fri 7/10
Any month
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Good to know

Low season

February Best time to beat the crowds with an average 26% drop in price.

High season

July Most popular time to fly with an average 32% increase in price.

Average price of a round-trip

$145 (avg. price over the last 2 weeks)

Good deal for a round-trip

$135 or less

When to book flights from Chicago O'Hare Intl to Houston

Estimated round-trip price
Average price per month
Flight prices as travel date approaches
-1 day
-2 days

Top tips for finding a cheap flight

  • Looking for a cheap flight? 25% of our users found flights on this route for $96 or less.
  • The cheapest flight from Chicago O'Hare Airport to Houston was found 45 days before departure, on average.
  • Book at least 1 week before departure in order to get a below-average price.
  • High season is considered to be June, July and August. The cheapest month to fly is February.
  • Morning departure is around 14% cheaper than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

FAQs for booking Chicago O'Hare Airport to Houston flights

Are flight prices cheaper from Chicago O'Hare Airport to Houston because of Coronavirus (COVID-19)?

How long does a flight from Chicago O'Hare Airport to Houston take?

How many flights are there between Chicago O'Hare Airport and Houston?

Which airlines provide the cheapest flights from Chicago O'Hare Airport to Houston?

Do I need a passport to fly between Chicago O'Hare Airport and Houston?

Which airlines fly most frequently between Chicago O'Hare Airport and Houston?

What’s the cheapest day of the week to fly Chicago O'Hare Airport to Houston?

How does KAYAK’s flight Price Forecast tool help me choose the right time to buy?

Top airlines flying Chicago O'Hare Intl to Houston George Bush Intcntl

Scores according to KAYAK customer reviews

8.0
Delta
Overall score based on 28,418 reviews
8.2
Boarding
7.8
Comfort
8.5
Crew
7.8
Entertainment
7.5
Food
Airline reviews
Read more about Delta

Book cheap flights from Chicago O'Hare Airport to Houston (round-trip)

Airports
Origin
Chicago
$72
only
$72
Destination
Houston
$72
only
$72
Wed, Jul 15
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Wed, Aug 5
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 22 days
Based on null reviews
Wed, Jul 8
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Tue, Jul 14
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 47m
Trip: 7 days
Based on null reviews
Wed, Jul 8
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Wed, Jul 22
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 15 days
Based on null reviews
Thu, Jul 16
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Tue, Jul 21
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 6 days
Based on null reviews
Sat, Jul 11
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Tue, Jul 14
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 47m
Trip: 4 days
Based on null reviews
Sat, Jul 11
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Sat, Jul 18
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 8 days
Based on null reviews
Sat, Jul 11
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Sat, Jul 11
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 1 days
Based on null reviews
Mon, Jul 27
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Thu, Jul 30
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 47m
Trip: 4 days
Based on null reviews
Tue, Jul 7
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Mon, Jul 13
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 7 days
Based on null reviews
Sat, Aug 15
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Sun, Aug 23
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 29m
Trip: 9 days
Based on null reviews
Tue, Jul 14
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Tue, Jul 14
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 1 days
Based on null reviews
Fri, Jul 17
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Fri, Jul 24
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 47m
Trip: 8 days
Based on null reviews
Wed, Jul 1
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Tue, Jul 7
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 7 days
Based on null reviews
Wed, Jul 15
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Tue, Aug 4
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
6h 04m
Trip: 21 days
Based on null reviews
Wed, Jul 1
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Wed, Jul 15
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 15 days
Based on null reviews
Wed, Jul 1
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Tue, Jul 7
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 47m
Trip: 7 days
Based on null reviews
Fri, Jul 3
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Mon, Jul 20
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 18 days
Based on null reviews
Fri, Jul 10
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Wed, Jul 15
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 47m
Trip: 6 days
Based on null reviews
Sat, Jul 11
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Sun, Jul 12
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 2 days
Based on null reviews
Mon, Jul 6
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Wed, Jul 8
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Trip: 3 days
Based on null reviews
Show more results

Book cheap flights from Chicago O'Hare Airport to Houston (one-way)

Airports
Origin
Chicago
$35
only
$35
Destination
Houston
$35
only
$35
Tue, Jul 14
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Based on null reviews
Tue, Jul 7
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Based on null reviews
Fri, Aug 7
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
5h 44m
Based on null reviews
Mon, Jul 6
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Based on null reviews
Tue, Jul 7
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
8h 14m
Based on null reviews
Tue, Jul 7
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Based on null reviews
Thu, Aug 13
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 36m
Based on null reviews
Wed, Jul 1
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Based on null reviews
Fri, Jul 10
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Based on null reviews
Sun, Jul 5
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Based on null reviews
Fri, Jul 17
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
18h 45m
Based on null reviews
Sat, Jul 4
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
6h 10m
Based on null reviews
Wed, Jul 1
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Based on null reviews
Fri, Aug 21
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
15h 57m
Based on null reviews
Tue, Aug 11
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
18h 38m
Based on null reviews
Thu, Jul 16
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
14h 50m
Based on null reviews
Sun, Jul 5
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Based on null reviews
Wed, Aug 5
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
6h 43m
Based on null reviews
Thu, Aug 13
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
9h 01m
Based on null reviews
Sun, Jul 5
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Based on null reviews
Show more results
*
Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an and someone from our team will get back to you promptly.

^
The fares displayed include all taxes and fees for economy class travel and were found by the provider in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
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