How often are flights from Houston to Chicago delayed?

Historically, on average around 12% of flights between Houston and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 162 minutes.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Houston to Chicago flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

What is the cheapest airline that flies from Houston to Chicago O'Hare Intl?

Spirit Airlines, United Airlines, and Southwest are the most popular carriers operating from Houston to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

Spirit Airlines, United Airlines and American Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Houston according to our data. Spirit Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 4 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

How many flights depart from Houston to Chicago O'Hare Intl Airport on average per day?

39 flights are operational daily from Houston to Chicago O'Hare Intl Airport as of January 2026. The most popular departure time for this route is 11:00AM, with 46% of flights per day taking off at noon.

How many flights depart from Houston to Chicago O'Hare Intl Airport on average per week?

276 flights are operational weekly from Houston to Chicago O'Hare Intl Airport as of January 2026. The most popular departure day for this route is Wed, with 18% of flights per week taking off on this day.

What is the most punctual flight time for Houston to Chicago flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

When did momondo last update prices for flights from Houston to Chicago O'Hare Intl Airport?

Prices for flights from Houston to Chicago O'Hare Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Houston to Chicago O'Hare Intl Airport?

The number of operators available for flights from Houston to Chicago O'Hare Intl Airport is 4 as of January 2026.

How old do you have to be to fly from Houston to Chicago O'Hare Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$48 Cheap Flights from Houston to Chicago O'Hare Intl Airport in 2026

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:17 am - 2:05 pm

IAH

ORD

2h 48mnonstop

8:59 am - 12:00 pm

ORD

IAH

3h 01mnonstop

$83Multiple Airlines

Thu, Feb 19 - Sun, Feb 22

9:51 am - 12:37 pm

IAH

ORD

2h 46mnonstop

6:30 am - 9:31 am

ORD

IAH

3h 01mnonstop

$86Frontier

Mon, Feb 16 - Fri, Feb 20

4:35 pm - 11:47 pm

IAH

ORD

7h 12m1 stop

3:22 pm - 6:22 pm

ORD

IAH

3h 00mnonstop

$88Spirit Airlines

Tue, Feb 3 - Wed, Feb 4

8:05 pm - 10:38 pm

IAH

ORD

2h 33mnonstop

6:57 pm - 8:40 am

ORD

IAH

13h 43m1 stop

$89Spirit Airlines

Tue, Jan 27 - Sat, Jan 31

11:38 am - 2:17 pm

IAH

ORD

2h 39mnonstop

2:18 pm - 5:18 pm

ORD

IAH

3h 00mnonstop

$91Spirit Airlines

Thu, Jan 22 - Wed, Jan 28

6:15 am - 4:52 pm

IAH

ORD

10h 37m1 stop

8:05 am - 11:29 am

ORD

IAH

3h 24mnonstop

$93Frontier

Wed, Feb 18 - Sat, Feb 21

6:30 am - 1:00 pm

HOU

ORD

6h 30m1 stop

1:45 pm - 8:25 pm

ORD

HOU

6h 40m1 stop

$163Southwest

Thu, Jan 29 - Mon, Feb 2

7:30 am - 1:00 pm

HOU

ORD

5h 30m1 stop

1:45 pm - 10:10 pm

ORD

HOU

8h 25m2 stops

$168Southwest

Thu, Jan 29 - Thu, Feb 5

5:45 am - 1:40 pm

HOU

ORD

7h 55m1 stop

5:25 am - 12:20 pm

ORD

HOU

6h 55m1 stop

$197Delta

Thu, Feb 5 - Thu, Feb 12

11:44 am - 4:49 pm

HOU

ORD

5h 05m1 stop

2:59 pm - 10:42 pm

ORD

HOU

7h 43m1 stop

$204Delta

Thu, Apr 9 - Sat, Apr 11

Frontier flights from Houston to Chicago O'Hare Intl Airport

Our best Frontier deals on Houston to Chicago O'Hare Intl Airport flight tickets

Frontier

Feb 16

IAH9:51 amHouston George Bush Intcntl

2h 46m

ORD12:37 pmChicago O'Hare Intl

Feb 20

ORD6:30 amChicago O'Hare Intl

3h 01m

IAH9:31 amHouston George Bush Intcntl

$86

Frontier

Feb 18

IAH6:15 amHouston George Bush Intcntl

10h 37m

1 stop

ORD4:52 pmChicago O'Hare Intl

Feb 21

ORD8:05 amChicago O'Hare Intl

3h 24m

IAH11:29 amHouston George Bush Intcntl

$93

Frontier

Feb 14

IAH12:24 pmHouston George Bush Intcntl

2h 53m

ORD3:17 pmChicago O'Hare Intl

Feb 18

ORD11:51 amChicago O'Hare Intl

11h 00m

1 stop

IAH10:51 pmHouston George Bush Intcntl

$94

American Airlines flights from Houston to Chicago O'Hare Intl Airport

Our best American Airlines deals on Houston to Chicago O'Hare Intl Airport flight tickets

American Airlines

Feb 3

HOU4:55 pmHouston Hobby

5h 14m

1 stop

ORD10:09 pmChicago O'Hare Intl

Feb 10

ORD1:15 pmChicago O'Hare Intl

4h 51m

1 stop

HOU6:06 pmHouston Hobby

$251

American Airlines

Feb 22

HOU8:20 pmHouston Hobby

4h 35m

1 stop

ORD12:55 amChicago O'Hare Intl

Mar 1

ORD7:00 amChicago O'Hare Intl

4h 48m

1 stop

HOU11:48 amHouston Hobby

$258

American Airlines

Jan 21

HOU6:00 amHouston Hobby

4h 54m

1 stop

ORD10:54 amChicago O'Hare Intl

Jan 21

ORD1:15 pmChicago O'Hare Intl

4h 51m

1 stop

HOU6:06 pmHouston Hobby

$271

momondo Fare Finder

Use the filters below to find and compare flights from Houston to Chicago O'Hare Intl Airport that are best for you.

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Fly to

Route

Depart

Return

Price

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Thu 2/19

11:17 am-2:05 pm

Nonstop2h 48m

Chicago O'Hare Intl

Sun 2/22

8:59 am-12:00 pm

Nonstop3h 01m

$83

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Mon 2/16

9:51 am-12:37 pm

Nonstop2h 46m

Chicago O'Hare Intl

Fri 2/20

6:30 am-9:31 am

Nonstop3h 01m

$86

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Tue 2/3

4:35 pm-11:47 pm

1 stop7h 12m

Chicago O'Hare Intl

Wed 2/4

3:22 pm-6:22 pm

Nonstop3h 00m

$88

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Tue 1/27

8:05 pm-10:38 pm

Nonstop2h 33m

Chicago O'Hare Intl

Sat 1/31

6:57 pm-8:40 am

1 stop13h 43m

$89

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Thu 1/22

11:38 am-2:17 pm

Nonstop2h 39m

Chicago O'Hare Intl

Wed 1/28

2:18 pm-5:18 pm

Nonstop3h 00m

$91

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Wed 2/18

6:15 am-4:52 pm

1 stop10h 37m

Chicago O'Hare Intl

Sat 2/21

8:05 am-11:29 am

Nonstop3h 24m

$93

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Thu 1/29

6:30 am-1:00 pm

1 stop6h 30m

Chicago O'Hare Intl

Mon 2/2

1:45 pm-8:25 pm

1 stop6h 40m

$163

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Thu 1/29

7:30 am-1:00 pm

1 stop5h 30m

Chicago O'Hare Intl

Thu 2/5

1:45 pm-10:10 pm

2 stops8h 25m

$168

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Thu 2/5

5:45 am-1:40 pm

1 stop7h 55m

Chicago O'Hare Intl

Thu 2/12

5:25 am-12:20 pm

1 stop6h 55m

$197

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Thu 4/9

11:44 am-4:49 pm

1 stop5h 05m

Chicago O'Hare Intl

Sat 4/11

2:59 pm-10:42 pm

1 stop7h 43m

$204

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of February is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Houston averaging around $177.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Houston in the evening is the least expensive time of day to depart. momondo users have found prices as low as $218 when looking at flights departing in the evening. Try not to purchase tickets at noon because they tend to be around $826. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Houston to Chicago O'Hare Intl flight route?

Fly from Houston George Bush Intcntl to Chicago O'Hare Intl for the best Houston - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $210 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Houston for as low as $159 on momondo.

What cabin class options are available on Houston to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on Houston to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Chicago O'Hare Intl Airport

Fastest flight time	2h 33m
Direct flights	Every day

The fastest flight from Houston to Chicago O'Hare Intl Airport takes 2h 33m

Direct flights go from Houston to Chicago O'Hare Intl Airport every day.

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How far is Houston to Chicago O'Hare Intl by plane?
There are 940.6 mi between Houston and Chicago O'Hare Intl. In terms of flight time, this usually takes a little over 2h 33m.
When did momondo last update prices for flights from Houston to Chicago O'Hare Intl Airport?
Prices for flights from Houston to Chicago O'Hare Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Houston to Chicago O'Hare Intl Airport?
The number of operators available for flights from Houston to Chicago O'Hare Intl Airport is 4 as of January 2026.
How old do you have to be to fly from Houston to Chicago O'Hare Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Houston to Chicago O'Hare Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $71	Free Cancellation	Rating 5.7 3,061 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $76	Free Cancellation	Rating 6.3 8,289 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $134	Free Cancellation	Rating 7.4 9,143 reviews	Search United Airlines flights
American Airlines	PriceFrom $157	Free Cancellation	Rating 7.2 11,097 reviews	Search American Airlines flights

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Why should I use momondo to find a flight deal from Houston to Chicago?

It is quick and easy to find Houston to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

Can I find flights from Houston to Chicago with flexible booking policies on momondo?

All flight searches from Houston to Chicago on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Houston to Chicago?

Once you have performed a search for Houston to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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Of course. momondo tracks the price of Houston to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Houston to Chicago from $48

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Chicago departing on 3/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frontier flights from Houston to Chicago O'Hare Intl Airport

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Use the filters below to find and compare flights from Houston to Chicago O'Hare Intl Airport that are best for you.

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How to get the cheapest flight ticket from Houston to Chicago O'Hare Intl Airport

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of February is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Houston averaging around $177.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest Houston to Chicago O'Hare Intl flight route?

Fly from Houston George Bush Intcntl to Chicago O'Hare Intl for the best Houston - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

What cabin class options are available on Houston to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on Houston to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Houston to Chicago O'Hare Intl?

Spirit Airlines, United Airlines, and Southwest are the most popular carriers operating from Houston to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

How often are flights from Houston to Chicago delayed?

Historically, on average around 12% of flights between Houston and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 162 minutes.

What is the most punctual flight time for Houston to Chicago flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Houston to Chicago flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

How many flights depart from Houston to Chicago O'Hare Intl Airport on average per day?

39 flights are operational daily from Houston to Chicago O'Hare Intl Airport as of January 2026. The most popular departure time for this route is 11:00AM, with 46% of flights per day taking off at noon.

How many flights depart from Houston to Chicago O'Hare Intl Airport on average per week?

276 flights are operational weekly from Houston to Chicago O'Hare Intl Airport as of January 2026. The most popular departure day for this route is Wed, with 18% of flights per week taking off on this day.

Cheap Houston to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Chicago O'Hare Intl Airport

Fastest flight time

Direct flights

How far is Houston to Chicago O'Hare Intl by plane?

When did momondo last update prices for flights from Houston to Chicago O'Hare Intl Airport?

How many operators does momondo search for flights from Houston to Chicago O'Hare Intl Airport?

How old do you have to be to fly from Houston to Chicago O'Hare Intl Airport?

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

Best airlines flying from Houston to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Houston to Chicago O'Hare Intl Airport with momondo

Traveling to a place near Chicago?

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Chicago?

Can I find flights from Houston to Chicago with flexible booking policies on momondo?

How can momondo help me find flights from Houston to Chicago?

I’m not ready to book a flight from Houston to Chicago right now. Can momondo alert me if prices change?

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Chicago

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