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

43 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 8:00AM, with 50% of flights per day taking off at noon.

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.

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

306 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 Mon, with 16% of flights per week taking off on this day.

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 10% of their flights experiencing any sort of delay.

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.

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

Thursday 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.

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

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

How often are flights from Houston to Chicago delayed?

Historically, on average around 13% 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 169 minutes.

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.

$52 Cheap Flights from Houston to Chicago O'Hare Intl Airport in 2026

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5:15 am - 7:54 am

IAH

ORD

2h 39mnonstop

7:35 am - 10:57 am

ORD

IAH

3h 22mnonstop

$82Multiple Airlines

Thu, Feb 19 - Mon, Feb 23

5:15 am - 7:54 am

IAH

ORD

2h 39mnonstop

9:18 am - 12:24 pm

ORD

IAH

3h 06mnonstop

$83Spirit Airlines

Sun, Feb 15 - Wed, Feb 25

5:15 am - 7:54 am

IAH

ORD

2h 39mnonstop

9:18 am - 12:24 pm

ORD

IAH

3h 06mnonstop

$84Spirit Airlines

Thu, Feb 19 - Wed, Feb 25

5:15 am - 7:54 am

IAH

ORD

2h 39mnonstop

7:00 am - 10:22 am

ORD

IAH

3h 22mnonstop

$85Multiple Airlines

Mon, Feb 16 - Thu, Feb 19

10:26 am - 1:20 pm

IAH

ORD

2h 54mnonstop

7:00 am - 10:22 am

ORD

IAH

3h 22mnonstop

$88Frontier

Fri, Feb 20 - Fri, Feb 27

12:24 pm - 3:17 pm

IAH

ORD

2h 53mnonstop

5:40 am - 8:56 am

ORD

IAH

3h 16mnonstop

$90Frontier

Sat, Feb 14 - Mon, Feb 16

5:25 am - 10:14 am

HOU

ORD

4h 49m

1 stop

2:46 pm - 10:28 pm

ORD

HOU

7h 42m

1 stop

$197Delta

Tue, Mar 3 - Wed, Mar 4

5:25 am - 10:17 am

HOU

ORD

4h 52m

1 stop

2:46 pm - 10:28 pm

ORD

HOU

7h 42m

1 stop

$207Delta

Sat, Feb 21 - Mon, Feb 23

6:15 am - 1:30 pm

HOU

ORD

7h 15m

1 stop

5:15 pm - 11:35 pm

ORD

HOU

6h 20m

1 stop

$237Southwest

Wed, Feb 18 - Sat, Feb 21

12:40 pm - 10:35 pm

HOU

ORD

9h 55m

2 stops

2:15 pm - 8:15 pm

ORD

HOU

6h 00m

1 stop

$242Southwest

Wed, Feb 18 - Wed, Feb 25

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 23

ORD7:35 amChicago O'Hare Intl

3h 22m

IAH10:57 amHouston George Bush Intcntl

$85

Frontier

Feb 20

IAH10:26 amHouston George Bush Intcntl

2h 54m

ORD1:20 pmChicago O'Hare Intl

Feb 27

ORD7:00 amChicago O'Hare Intl

3h 22m

IAH10:22 amHouston George Bush Intcntl

$88

Frontier

Feb 14

IAH12:24 pmHouston George Bush Intcntl

2h 53m

ORD3:17 pmChicago O'Hare Intl

Feb 16

ORD5:40 amChicago O'Hare Intl

3h 16m

IAH8:56 amHouston George Bush Intcntl

$90

Southwest flights from Houston to Chicago O'Hare Intl Airport

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

Southwest

Feb 18

HOU6:15 amHouston Hobby

7h 15m

1 stop

ORD1:30 pmChicago O'Hare Intl

Feb 25

ORD2:15 pmChicago O'Hare Intl

6h 00m

1 stop

HOU8:15 pmHouston Hobby

$237

Southwest

Feb 18

HOU12:40 pmHouston Hobby

9h 55m

2 stops

ORD10:35 pmChicago O'Hare Intl

Feb 25

ORD2:15 pmChicago O'Hare Intl

6h 00m

1 stop

HOU8:15 pmHouston Hobby

$242

Southwest

Feb 18

HOU9:05 amHouston Hobby

12h 45m

1 stop

ORD9:50 pmChicago O'Hare Intl

Feb 25

ORD1:45 pmChicago O'Hare Intl

5h 35m

1 stop

HOU7:20 pmHouston Hobby

$243

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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Depart

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Price

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Thu 2/19

5:15 am-7:54 am

Nonstop2h 39m

Chicago O'Hare Intl

Mon 2/23

7:35 am-10:57 am

Nonstop3h 22m

$82

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Sun 2/15

5:15 am-7:54 am

Nonstop2h 39m

Chicago O'Hare Intl

Wed 2/25

9:18 am-12:24 pm

Nonstop3h 06m

$83

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Thu 2/19

5:15 am-7:54 am

Nonstop2h 39m

Chicago O'Hare Intl

Wed 2/25

9:18 am-12:24 pm

Nonstop3h 06m

$84

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Mon 2/16

5:15 am-7:54 am

Nonstop2h 39m

Chicago O'Hare Intl

Thu 2/19

7:00 am-10:22 am

Nonstop3h 22m

$85

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Fri 2/20

10:26 am-1:20 pm

Nonstop2h 54m

Chicago O'Hare Intl

Fri 2/27

7:00 am-10:22 am

Nonstop3h 22m

$88

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Sat 2/14

12:24 pm-3:17 pm

Nonstop2h 53m

Chicago O'Hare Intl

Mon 2/16

5:40 am-8:56 am

Nonstop3h 16m

$90

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Tue 3/3

5:25 am-10:14 am

1 stop4h 49m

Chicago O'Hare Intl

Wed 3/4

2:46 pm-10:28 pm

1 stop7h 42m

$197

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Sat 2/21

5:25 am-10:17 am

1 stop4h 52m

Chicago O'Hare Intl

Mon 2/23

2:46 pm-10:28 pm

1 stop7h 42m

$207

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Wed 2/18

6:15 am-1:30 pm

1 stop7h 15m

Chicago O'Hare Intl

Sat 2/21

5:15 pm-11:35 pm

1 stop6h 20m

$237

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Wed 2/18

12:40 pm-10:35 pm

2 stops9h 55m

Chicago O'Hare Intl

Wed 2/25

2:15 pm-8:15 pm

1 stop6h 00m

$242

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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 January 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 $219 when looking at flights departing in the evening. Try not to purchase tickets at noon because they tend to be around $819. 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 $211 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 $160 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 30m
Direct flights	Every day

The fastest flight from Houston to Chicago O'Hare Intl Airport takes 2h 30m

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 30m.
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 $62	Free Cancellation	Rating 5.7 3,057 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $69	Free Cancellation	Rating 6.3 8,364 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $117	Free Cancellation	Rating 7.4 9,191 reviews	Search United Airlines flights
American Airlines	PriceFrom $157	Free Cancellation	Rating 7.2 11,173 reviews	Search American Airlines flights

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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.

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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 $52

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 January 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, Delta, and United Airlines 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 13% 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 169 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?

Thursday 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 10% of their flights experiencing any sort of delay.

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

43 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 8:00AM, with 50% of flights per day taking off at noon.

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

306 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 Mon, with 16% 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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