$89 Find Cheap Flights from Chicago O'Hare Airport to Houston - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$125
Typical prices: $153-$320
Frontier
Tue 11/13Fri 11/16
ORD - IAH • Non-stop
Cheapest one-way
$89
Typical prices: $103-$228
Frontier
Sat 10/6
ORD - IAH • 1 stop
Nonstop flights
Every day
You can fly direct with United Airlines, American Airlines and Frontier. Average duration is 2h 56m
Direct flights
+1
Direct flights
+1
Top routes
ORD - IAH
Cheapest • 22% average savings
ORD - HOU
Most popular
Insights
Insights
When to book
10 weeks
in advance
Our data shows that travelers who book at least 10 weeks in advance save around 44% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 24% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Raleigh-Durham (RDU)
Cheapest • Avg $176 (round-trip)
Dallas Love Field (DAL)
Shortest trip • 4h 47m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Houston!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from O'Hare Intl to Houston (ORD-HOU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from O'Hare Intl to Houston

Fri, Nov 13 - Mon, Nov 16
Frontier Logo
1:06 pm - 4:11 pmORD  Chicago O'Hare Intl-IAH Houston George Bush Intcntl
3h 05mnonstop
Frontier Logo
5:06 pm - 7:59 pmIAH  Houston George Bush Intcntl-ORD Chicago O'Hare Intl
2h 53mnonstop
$125Frontier
Thu, Nov 12 - Sun, Nov 15
Frontier Logo
1:06 pm - 4:11 pmORD  Chicago O'Hare Intl-IAH Houston George Bush Intcntl
3h 05mnonstop
Frontier Logo
5:06 pm - 7:59 pmIAH  Houston George Bush Intcntl-ORD Chicago O'Hare Intl
2h 53mnonstop
$126Frontier
Wed, Nov 11 - Sun, Nov 15
Frontier Logo
2:11 pm - 5:21 pmORD  Chicago O'Hare Intl-IAH Houston George Bush Intcntl
3h 10mnonstop
Frontier Logo
5:06 pm - 7:59 pmIAH  Houston George Bush Intcntl-ORD Chicago O'Hare Intl
2h 53mnonstop
$126Frontier
Sat, Oct 31 - Sat, Oct 31
United Airlines Logo
9:15 am - 12:18 pmORD  Chicago O'Hare Intl-IAH Houston George Bush Intcntl
3h 03mnonstop
United Airlines Logo
10:05 pm - 12:45 amIAH  Houston George Bush Intcntl-ORD Chicago O'Hare Intl
2h 40mnonstop
$283United Airlines
Thu, Oct 15 - Mon, Oct 19
United Airlines Logo
5:30 am - 8:19 amORD  Chicago O'Hare Intl-IAH Houston George Bush Intcntl
2h 49mnonstop
United Airlines Logo
5:16 pm - 8:15 pmIAH  Houston George Bush Intcntl-ORD Chicago O'Hare Intl
2h 59mnonstop
$283United Airlines
Wed, Oct 14 - Sat, Oct 17
American Airlines Logo
5:10 pm - 8:06 pmORD  Chicago O'Hare Intl-IAH Houston George Bush Intcntl
2h 56mnonstop
American Airlines Logo
9:09 am - 11:58 amIAH  Houston George Bush Intcntl-ORD Chicago O'Hare Intl
2h 49mnonstop
$283American Airlines
Thu, Oct 29 - Mon, Nov 2
American Airlines Logo
9:42 pm - 12:36 amORD  Chicago O'Hare Intl-IAH Houston George Bush Intcntl
2h 54mnonstop
American Airlines Logo
11:42 am - 2:29 pmIAH  Houston George Bush Intcntl-ORD Chicago O'Hare Intl
2h 47mnonstop
$283American Airlines
Wed, Oct 14 - Wed, Oct 14
United Airlines Logo
10:32 am - 1:28 pmORD  Chicago O'Hare Intl-IAH Houston George Bush Intcntl
2h 56mnonstop
United Airlines Logo
9:45 pm - 12:23 amIAH  Houston George Bush Intcntl-ORD Chicago O'Hare Intl
2h 38mnonstop
$283United Airlines
Thu, Oct 1 - Sat, Oct 3
Multiple Airlines Logo
6:00 am - 9:55 pmORD  Chicago O'Hare Intl-IAH Houston George Bush Intcntl
15h 55m1 stop Fort Lauderdale
Multiple Airlines Logo
11:25 am - 2:17 pmIAH  Houston George Bush Intcntl-ORD Chicago O'Hare Intl
2h 52mnonstop
$291Multiple Airlines
Wed, Oct 14 - Tue, Oct 20
Delta Logo
7:00 am - 2:45 pmORD  Chicago O'Hare Intl-IAH Houston George Bush Intcntl
7h 45m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:00 am - 11:40 amIAH  Houston George Bush Intcntl-ORD Chicago O'Hare Intl
5h 40m1 stop Minneapolis St Paul
$303Delta
Booking Insights

Price, demand and travel trends for Chicago O'Hare Intl Airport to Houston flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Chicago O'Hare Intl Airport to Houston with more confidence.

How much is a round-trip flight from Chicago O'Hare Intl Airport to Houston?

Round-trip flights from Chicago O'Hare Intl Airport to Houston start at $125. Prices are below average for this route right now, with typical round-trip fares ranging from $153 to $320. The lowest price found in the past 5 days was $125 on Frontier.

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

Thursday is the cheapest day of the week to fly from Chicago O'Hare Intl Airport to Houston, it is 10% cheaper than the average day. Monday is the most expensive day with flight prices 26% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • February is the cheapest month to fly from Chicago O'Hare Intl Airport to Houston at $173 round-trip.
  • March ($293) and June ($292) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 69% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Chicago O'Hare Intl Airport to Houston the cheapest?

Flights from Chicago O'Hare Intl Airport to Houston are cheapest 10 weeks before departure. Booking in this window typically costs about 44% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals
Expert advice

Expert advice for your flight from O'Hare Intl to Houston

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines, Frontier and ORD

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Read more
Harriet Baskas

Harriet Baskas

Expert on American Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
John Walton

John Walton

Expert on IAH

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

Key details for Chicago O'Hare Intl Airport to Houston flights

Low season

August

Cheapest flight

$89
Best time to beat the crowds with an average 5% drop in price.
Most popular time to fly with an average 29% increase in price.
Flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport

When to book flights from O'Hare Intl to Houston

Are your dates flexible? Find out the best times to travel from O'Hare Intl to Houston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Chicago O'Hare Intl Airport to Houston flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airlines offer extra legroom and free seat selection on Chicago O'Hare Intl Airport to Houston flights?

    Among airlines operating Chicago O'Hare Intl Airport to Houston flights:

    • Frontier: offers free seat selection
    • United Airlines: offers extra legroom; offers free seat selection
    • American Airlines: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from Chicago O'Hare Intl Airport to Houston?

    3 airlines operate flights between Chicago O'Hare Intl Airport and Houston. The airlines offering nonstop flights on this route include:

    • United Airlines
    • American Airlines
    • Frontier

  • Which airports can I use when flying from Chicago O'Hare Intl Airport to Houston?

    Flights from Chicago O'Hare Intl Airport to Houston usually depart from Chicago O'Hare Intl (ORD) and may arrive at several airports in Houston area, including Houston Hobby (HOU) and Houston George Bush Intcntl (IAH).

  • Which airlines include bags at no extra cost on Chicago O'Hare Intl Airport to Houston flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Frontier: a cabin bag and a checked bag in Economy Class
    • United Airlines: a cabin bag and a checked bag in Economy Class
    • American Airlines: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from Chicago O'Hare Intl Airport to Houston?

    Four cabin classes are available on flights from Chicago O'Hare Intl Airport to Houston:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How much can I save by taking a layover when flying from Chicago O'Hare Intl Airport to Houston?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $176 round-trip via Raleigh-Durham (RDU), compared to $226 for nonstop.

  • What is the standard checked-bag allowance on flights from Chicago O'Hare Intl Airport to Houston?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which airports do connecting flights from Chicago O'Hare Intl Airport to Houston pass through?

    One-stop flights from Chicago O'Hare Intl Airport to Houston most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 19% of one-stop connections
    • Raleigh-Durham (RDU) - 19% of one-stop connections
    • Fort Lauderdale (FLL) - 11% of one-stop connections
    • Orlando (MCO) - 11% of one-stop connections

    Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Chicago O'Hare Intl Airport to Houston?

    Yes. Being flexible with your travel dates can save you up to 29% on the Chicago O'Hare Intl Airport to Houston route. Thursday is the cheapest departure day at $205 round-trip on average, while Monday is the most expensive at $288, a difference of $83. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How are flight departures from Chicago O'Hare Intl Airport to Houston spread across the day?

    Morning is the busiest departure period on Chicago O'Hare Intl Airport to Houston flights, with 37% of flights leaving in that window. Afternoon departures account for 32%, evening flights for 21%, and night flights for 10%.

  • What popular places can I visit in Houston?

    Some of the most popular sights in Houston are Downtown Houston, George R. Brown Convention Center and Galleria Mall. These are among the most viewed places in Houston on KAYAK.

  • What are the earliest and latest flights from Chicago O'Hare Intl Airport to Houston?

    These are the earliest and latest flight times available from Chicago O'Hare Intl Airport to Houston:

    • Earliest: departs at 12:01 am and lands at 2:57 am
    • Latest: departs at 11:55 pm and lands at 2:51 am.

    The flight takes about 2h 56m.

  • How expensive are last-minute Chicago O'Hare Intl Airport to Houston flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 35% above the route average of $227. Book 10 weeks before departure for the lowest fares.

  • How long is a flight from Chicago O'Hare Intl Airport to Houston?

    A nonstop flight from Chicago O'Hare Intl Airport to Houston takes 2h 56m, covering 941 miles.

  • Do I need a passport to fly from Chicago O'Hare Intl Airport to Houston?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How are flight prices from Chicago O'Hare Intl Airport to Houston looking right now?

    One-way fares from Chicago O'Hare Intl Airport to Houston are currently lower than usual. Average one-way flight prices are about $129, which is 21% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Chicago O'Hare Intl Airport to Houston?

    Flying via Dallas Love Field (DAL) gives the shortest average 1-stop total travel time at 4h 47m, compared with 5h 00m via Detroit Metropolitan Wayne County (DTW) and 6h 08m via Raleigh-Durham (RDU).

  • What car rental options are available in Houston?

    Since Houston is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Houston George Bush Intcntl Airport (IAH) — daily rates from around $3:

    · ACO Rent A Car
    · Easirent
    · America Car Rental
    · Hertz
    · Thrifty

    Near Houston Hobby Airport (HOU) — daily rates from around $20:

    · Thrifty
    · Dollar
    · Alamo
    · Hertz
    · Budget

  • How much should I expect to pay for a Chicago O'Hare Intl Airport to Houston flight?

    Round-trip flights from Chicago O'Hare Intl Airport to Houston range from $153 to $320, with an average of $227 over the past 12 months. Anything below $153 counts as a good deal.

  • Which airlines offer Wi-Fi on Chicago O'Hare Intl Airport to Houston flights?

    Two airlines offer in-flight Wi-Fi on Chicago O'Hare Intl Airport to Houston flights:

    • • American Airlines
    • • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

Your guide to booking Chicago O'Hare Intl Airport to Houston flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Thursday departure instead of Monday. On this route, Thursday flights average $205 - about $83 less than Monday (29% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 10 weeks before you fly. On this route, that window historically saves about 44% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Chicago O'Hare Intl Airport to Houston trip for February. Fares historically average $173 round-trip in that month - typically $120 less than the most expensive month, which is March (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Raleigh-Durham Airport (RDU) can be cheaper than flying direct. The cheapest layover option averages $176 round-trip on this route - about $50 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, hotels close to the airport you're flying into can be a convenient option.

    Near Houston George Bush Intcntl Airport

    · Houston Airport Marriott at George Bush Intercontinental

    Near Houston Hobby Airport

    · DoubleTree by Hilton Hotel Houston Hobby Airport
    · Best Western Plus Hobby Airport Inn & Suites
    · TownePlace Suites by Marriott Houston Hobby Airport

Prefer to fly direct from Chicago O'Hare Airport to Houston?

 
Find which airlines fly direct from Chicago O'Hare Intl Airport to Houston, which days they fly and book direct flights.

Direct departures

Chicago O'Hare Intl to Houston

Monday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Tuesday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Wednesday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Thursday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Friday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Saturday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Sunday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

See more direct flights

Direct returns

Houston to Chicago O'Hare Intl

Monday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Tuesday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Wednesday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Thursday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Friday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Saturday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

Sunday

American Airlines,Frontier,United Airlines

American Airlines,Frontier, +1 more

See more direct flights

More options for your flight from O'Hare Intl to Houston

Complete your trip to Houston with a hotel stay or car rental

Car rentals in Houston
Hotels in Houston
Vacations in Houston