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

48 flights are operational daily from Houston to Chicago O'Hare Intl Airport as of December 2025. The most popular departure time for this route is 11:00AM, with 49% of flights per day taking off at noon.

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.

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?

337 flights are operational weekly from Houston to Chicago O'Hare Intl Airport as of December 2025. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.

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.

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 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 34% 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 is the cheapest airline that flies from Houston to Chicago O'Hare Intl?

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

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 December 2025.

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 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Houston to Chicago

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:01 pm - 9:51 pm

IAH

ORD

2h 50mnonstop

5:05 am - 5:10 pm

ORD

IAH

12h 05m1 stop

$93Frontier

Fri, Feb 20 - Mon, Feb 23

5:30 pm - 8:04 pm

IAH

ORD

2h 34mnonstop

9:09 pm - 11:59 pm

ORD

IAH

2h 50mnonstop

$95Spirit Airlines

Wed, Dec 31 - Tue, Jan 6

5:30 pm - 8:04 pm

IAH

ORD

2h 34mnonstop

1:20 pm - 8:06 pm

ORD

IAH

6h 46m1 stop

$96Multiple Airlines

Tue, Jan 6 - Tue, Jan 13

6:00 am - 12:08 pm

IAH

ORD

6h 08m1 stop

3:22 pm - 6:22 pm

ORD

IAH

3h 00mnonstop

$97Multiple Airlines

Tue, Jan 13 - Mon, Jan 19

9:12 am - 5:07 pm

IAH

ORD

7h 55m1 stop

1:20 pm - 8:06 pm

ORD

IAH

6h 46m1 stop

$98Frontier

Thu, Jan 8 - Tue, Jan 13

4:35 pm - 11:46 pm

IAH

ORD

7h 11m1 stop

3:22 pm - 6:22 pm

ORD

IAH

3h 00mnonstop

$101Spirit Airlines

Tue, Jan 13 - Mon, Jan 19

5:04 pm - 11:56 pm

HOU

ORD

6h 52m1 stop

2:50 pm - 10:33 pm

ORD

HOU

7h 43m1 stop

$197Delta

Wed, Jan 21 - Wed, Jan 28

5:45 am - 10:52 am

HOU

ORD

5h 07m1 stop

9:55 am - 4:10 pm

ORD

HOU

6h 15m1 stop

$207Delta

Tue, Jan 6 - Tue, Jan 13

6:15 am - 1:30 pm

HOU

ORD

7h 15m1 stop

11:55 am - 7:50 pm

ORD

HOU

7h 55m2 stops

$222Southwest

Wed, Jan 7 - Wed, Jan 14

6:20 am - 3:25 pm

HOU

ORD

9h 05m1 stop

2:15 pm - 7:15 pm

ORD

HOU

5h 00m1 stop

$237Southwest

Wed, Jan 21 - Fri, Jan 23

Delta flights from Houston to Chicago O'Hare Intl Airport

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

Delta

Jan 21

HOU5:45 amHouston Hobby

7h 55m

1 stop

ORD1:40 pmChicago O'Hare Intl

Jan 28

ORD2:50 pmChicago O'Hare Intl

7h 43m

1 stop

HOU10:33 pmHouston Hobby

$197

Find similar

Delta

Feb 21

HOU10:50 amHouston Hobby

6h 04m

1 stop

ORD4:54 pmChicago O'Hare Intl

Feb 23

ORD11:18 amChicago O'Hare Intl

5h 10m

1 stop

HOU4:28 pmHouston Hobby

$207

Find similar

Delta

Feb 20

HOU5:25 amHouston Hobby

4h 43m

1 stop

ORD10:08 amChicago O'Hare Intl

Feb 23

ORD9:48 amChicago O'Hare Intl

6h 40m

1 stop

HOU4:28 pmHouston Hobby

$217

Find similar

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

Jan 7

HOU6:15 amHouston Hobby

7h 15m

1 stop

ORD1:30 pmChicago O'Hare Intl

Jan 14

ORD11:55 amChicago O'Hare Intl

7h 55m

2 stops

HOU7:50 pmHouston Hobby

$222

Find similar

Southwest

Jan 21

HOU6:20 amHouston Hobby

9h 05m

1 stop

ORD3:25 pmChicago O'Hare Intl

Jan 23

ORD2:15 pmChicago O'Hare Intl

5h 00m

1 stop

HOU7:15 pmHouston Hobby

$237

Find similar

Southwest

Jan 21

HOU7:30 amHouston Hobby

5h 30m

1 stop

ORD1:00 pmChicago O'Hare Intl

Jan 23

ORD11:55 amChicago O'Hare Intl

7h 55m

2 stops

HOU7:50 pmHouston Hobby

$242

Find similar

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.

Fly from

Fly to

Route

Depart

Return

Price

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Fri 2/20

7:01 pm-9:51 pm

Nonstop2h 50m

Chicago O'Hare Intl

Mon 2/23

5:05 am-5:10 pm

1 stop12h 05m

$93

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Wed 12/31

5:30 pm-8:04 pm

Nonstop2h 34m

Chicago O'Hare Intl

Tue 1/6

9:09 pm-11:59 pm

Nonstop2h 50m

$95

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Tue 1/6

5:30 pm-8:04 pm

Nonstop2h 34m

Chicago O'Hare Intl

Tue 1/13

1:20 pm-8:06 pm

1 stop6h 46m

$96

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Tue 1/13

6:00 am-12:08 pm

1 stop6h 08m

Chicago O'Hare Intl

Mon 1/19

3:22 pm-6:22 pm

Nonstop3h 00m

$97

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Thu 1/8

9:12 am-5:07 pm

1 stop7h 55m

Chicago O'Hare Intl

Tue 1/13

1:20 pm-8:06 pm

1 stop6h 46m

$98

HoustonChicago

IAH - ORD

IAHORD

Houston George Bush Intcntl

Tue 1/13

4:35 pm-11:46 pm

1 stop7h 11m

Chicago O'Hare Intl

Mon 1/19

3:22 pm-6:22 pm

Nonstop3h 00m

$101

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Wed 1/21

5:04 pm-11:56 pm

1 stop6h 52m

Chicago O'Hare Intl

Wed 1/28

2:50 pm-10:33 pm

1 stop7h 43m

$197

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Tue 1/6

5:45 am-10:52 am

1 stop5h 07m

Chicago O'Hare Intl

Tue 1/13

9:55 am-4:10 pm

1 stop6h 15m

$207

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Wed 1/7

6:15 am-1:30 pm

1 stop7h 15m

Chicago O'Hare Intl

Wed 1/14

11:55 am-7:50 pm

2 stops7h 55m

$222

HoustonChicago

HOU - ORD

HOUORD

Houston Hobby

Wed 1/21

6:20 am-3:25 pm

1 stop9h 05m

Chicago O'Hare Intl

Fri 1/23

2:15 pm-7:15 pm

1 stop5h 00m

$237

Flights are sorted by cheapest round-trip flights first.

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 August is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Houston averaging around $179.

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

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $177. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Houston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $246.

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 $214 when looking at flights departing in the evening. Try not to purchase tickets at noon because they tend to be around $835. 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 $216 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 $168 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 26m
Direct flights	Every day

The fastest flight from Houston to Chicago O'Hare Intl Airport takes 2h 26m

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

Search flight deals

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 34m.
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 December 2025.
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 $74	Free Cancellation	Rating 5.8 3,085 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $76	Free Cancellation	Rating 6.3 8,172 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $134	Free Cancellation	Rating 7.4 9,089 reviews	Search United Airlines flights
American Airlines	PriceFrom $159	Free Cancellation	Rating 7.2 11,043 reviews	Search American Airlines flights

Lake Geneva

South Haven

Schaumburg

Rockford

Merrillville

Gurnee

Naperville

Rosemont

Kenosha

New Buffalo

Joliet

Oak Brook

Orland Park

Racine

Hammond

Tinley Park

Janesville

Aurora

Elgin

Benton Harbor

Why use momondo?

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.

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

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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Thu 1/8

Thu 1/15

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Chicago

Popular cities in the United States

Flights to Newark Airportfrom $41

Flights to New York John F Kennedy Intl Airportfrom $54

Flights to New York LaGuardia Airportfrom $24

Flights to Dallas/Fort Worth Airportfrom $53

Flights to Washington, D.C. Dulles Intl Airportfrom $49

Flights to Orlando Airportfrom $47

Flights to Washington, D.C. Reagan-National Airportfrom $60

Flights to Chicago Midway Airport

Flights to Dallas Love Field Airport

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 1/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Houston to Chicago

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Delta flights from Houston to Chicago O'Hare Intl Airport

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

Southwest flights from Houston to Chicago O'Hare Intl Airport

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

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.

See travel insights to Chicago from

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

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

The month of August is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Houston averaging around $179.

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

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 Frontier 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?

48 flights are operational daily from Houston to Chicago O'Hare Intl Airport as of December 2025. The most popular departure time for this route is 11:00AM, with 49% of flights per day taking off at noon.

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

337 flights are operational weekly from Houston to Chicago O'Hare Intl Airport as of December 2025. The most popular departure day for this route is Fri, with 17% 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

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo