Find cheap flights from Houston to Chicago O'Hare Airport

IAH - ORD

Find cheap flights from Houston to Chicago O'Hare Airport

Round-trip
Economy
Houston (IAH)
Chicago O'Hare Intl
Wed 7/15
Wed 7/22
Any month
Compare vs. KAYAK |
Search hundreds of travel sites at once for deals on flights to Chicago O'Hare Airport

Good to know

Low season

February Best time to beat the crowds with an average 25% drop in price.

High season

July Most popular time to fly with an average 27% increase in price.

Average price of a round-trip

$148 (avg. price over the last 2 weeks)

Good deal for a round-trip

$143 or less

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

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 $98 or less.
  • The cheapest flight from Houston to Chicago O'Hare Airport was found 20 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 6% 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 Houston to Chicago O'Hare Airport flights

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

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

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

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

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

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

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

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

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

Scores according to KAYAK customer reviews

8.0
Delta
Overall score based on 28,460 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 Houston to Chicago O'Hare Airport (round-trip)

Airports
Origin
Houston
$72
only
$72
Destination
Chicago
$72
only
$72
Tue, Jul 28
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Wed, Jul 29
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Trip: 2 days
Based on null reviews
Sat, Jul 18
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 47m
Sat, Jul 25
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Trip: 8 days
Based on null reviews
Tue, Jul 7
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Tue, Jul 14
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Trip: 8 days
Based on null reviews
Thu, Jul 9
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Thu, Jul 16
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Trip: 8 days
Based on null reviews
Fri, Jul 10
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 47m
Sat, Aug 8
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 36m
Trip: 30 days
Based on null reviews
Mon, Aug 3
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Mon, Aug 10
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 36m
Trip: 8 days
Based on null reviews
Sat, Jul 11
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Thu, Jul 16
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 45m
Trip: 6 days
Based on null reviews
Wed, Jul 15
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Wed, Jul 15
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Trip: 1 days
Based on null reviews
Fri, Jul 24
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 47m
Sun, Jul 26
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Trip: 3 days
Based on null reviews
Wed, Jul 1
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Wed, Jul 8
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Trip: 8 days
Based on null reviews
Sun, Jul 26
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 47m
Wed, Aug 5
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 36m
Trip: 11 days
Based on null reviews
Wed, Jul 1
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Tue, Jul 7
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Trip: 7 days
Based on null reviews
Tue, Jul 28
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Fri, Aug 14
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 48m
Trip: 18 days
Based on null reviews
Fri, Jul 3
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Mon, Jul 6
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Trip: 4 days
Based on null reviews
Fri, Jul 10
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 47m
Sun, Jul 12
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 42m
Trip: 3 days
Based on null reviews
Tue, Jul 14
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Thu, Jul 16
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Trip: 3 days
Based on null reviews
Wed, Aug 5
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Tue, Aug 11
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
5h 48m
Trip: 7 days
Based on null reviews
Mon, Jul 27
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Wed, Aug 5
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 36m
Trip: 10 days
Based on null reviews
Thu, Aug 6
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Sun, Aug 9
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
5h 55m
Trip: 4 days
Based on null reviews
Sun, Jul 12
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Wed, Jul 15
ORD
Chicago O'Hare Airport
IAH
Houston George Bush Airport
2h 40m
Trip: 4 days
Based on null reviews
Show more results

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

Airports
Origin
Houston
$35
only
$35
Destination
Chicago
$35
only
$35
Thu, Jul 16
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Based on null reviews
Wed, Jul 29
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Based on null reviews
Sat, Aug 1
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
5h 02m
Based on null reviews
Mon, Jul 20
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Based on null reviews
Mon, Jul 13
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
24h 11m
Based on null reviews
Tue, Jul 7
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Based on null reviews
Wed, Jul 8
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Based on null reviews
Wed, Jul 1
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Based on null reviews
Fri, Jul 3
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Based on null reviews
Wed, Jul 1
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
7h 30m
Based on null reviews
Tue, Jul 7
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
20h 33m
Based on null reviews
Wed, Jul 1
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Based on null reviews
Tue, Jul 7
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
10h 49m
Based on null reviews
Mon, Jul 20
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
10h 49m
Based on null reviews
Wed, Jul 15
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
10h 49m
Based on null reviews
Tue, Jun 30
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Based on null reviews
Sat, Jul 4
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
Based on null reviews
Wed, Jul 15
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
9h 04m
Based on null reviews
Wed, Jul 8
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
9h 04m
Based on null reviews
Thu, Jul 2
IAH
Houston George Bush Airport
ORD
Chicago O'Hare Airport
2h 44m
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.
-
1
  • Round-trip
  • One-way
  • Multi-city
  • Trip Builder
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First