$90+ Cheap flights from O'Hare Intl (ORD) to George Bush Intcntl (IAH)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IAH
Oct 30 — Nov 61
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl to George Bush Intcntl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Chicago O'Hare Intl to Houston George Bush Intcntl are usually found in February or December, booked 34 days in advance, depart on a Thursday or Friday and return on a Friday
Cheap flight deals from O'Hare Intl to George Bush Intcntl
Cheapest
Best
Last-minute
One-way
Cheapest flights from O'Hare Intl to George Bush IntcntlExplore the most affordable flight options available from O'Hare Intl to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2026.
Explore the most affordable flight options available from O'Hare Intl to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2026.
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:50 pm -
1 stop11h 33m
Mon 11/237:59 pm -
Nonstop2h 51m
Deal found 9/29![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:11 pm -
Nonstop3h 10m
Tue 11/38:18 am -
2 stops28h 33m
Deal found 9/29![Frontier logo]()
$149
This Frontier deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:40 am -
Nonstop2h 59m
Thu 10/228:27 am -
1 stop7h 03m
Deal found 9/29![Frontier logo]()
$151
This MakeMyTrip deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure MakeMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:40 am -
Nonstop2h 59m
Wed 10/286:16 pm -
Nonstop2h 54m
Deal found 9/29![Frontier logo]()
$152
This Cheapflightsfares deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:15 am -
1 stop7h 35m
Sat 11/217:59 pm -
Nonstop2h 51m
Deal found 9/30![Frontier logo]()
$154
This Cheapflightsfares deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:15 am -
1 stop7h 35m
Tue 11/36:05 am -
1 stop6h 46m
Deal found 9/29![Frontier logo]()
$155
This deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:46 pm -
Nonstop3h 09m
Sun 10/412:08 pm -
1 stop6h 15m
Deal found 9/29![Frontier logo]()
$156
This Cheapflightsfares deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:40 am -
Nonstop2h 59m
Tue 10/276:16 pm -
Nonstop2h 54m
Deal found 9/30![Frontier logo]()
$158
This Mytrip deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:15 am -
1 stop15h 16m
Wed 11/411:39 am -
2 stops12h 42m
Deal found 9/30![Frontier logo]()
$159
This Super.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:11 pm -
Nonstop3h 10m
Wed 10/286:16 pm -
Nonstop2h 54m
Deal found 9/29![Frontier logo]()
$161
Best flights from O'Hare Intl to George Bush IntcntlDiscover carefully curated flight deals from O'Hare Intl to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
Discover carefully curated flight deals from O'Hare Intl to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
This Delta deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:47 pm -
1 stop5h 24m
Mon 11/166:19 pm -
1 stop5h 35m
Deal found 9/28![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:30 am -
Nonstop2h 56m
Fri 10/305:05 pm -
Nonstop2h 50m
Deal found 9/29![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:05 am -
1 stop8h 03m
Fri 11/133:35 pm -
2 stops8h 19m
Deal found 9/27![Delta logo]()
$333
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:30 am -
2 stops9h 38m
Sat 11/216:15 am -
2 stops10h 50m
Deal found 9/29![Delta logo]()
$343
This United Airlines deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:55 pm -
Nonstop2h 58m
Mon 11/26:48 pm -
Nonstop2h 52m
Deal found 9/27![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/123:47 pm -
1 stop5h 38m
Sun 12/135:02 am -
1 stop5h 57m
Deal found 9/29![Delta logo]()
$362
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:23 am -
2 stops8h 59m
Sat 11/214:27 pm -
1 stop7h 27m
Deal found 9/25![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:30 pm -
1 stop5h 47m
Sat 10/245:35 am -
2 stops10h 51m
Deal found 9/25![Delta logo]()
$432
This Delta deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:27 am -
2 stops9h 18m
Fri 10/232:21 pm -
1 stop7h 06m
Deal found 9/26![Delta logo]()
$494
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:27 am -
1 stop7h 56m
Sat 10/172:22 pm -
1 stop6h 16m
Deal found 9/29![Delta logo]()
$537
Last-minute flights from O'Hare Intl to George Bush IntcntlDiscover last-minute flight deals from O'Hare Intl to George Bush Intcntl. Data last updated September 30, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to George Bush Intcntl. Data last updated September 30, 2026 and is based on user searches.
This deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:46 pm -
Nonstop3h 09m
Sun 10/412:08 pm -
1 stop6h 15m
Deal found 9/29![Frontier logo]()
$156
This Cheapflightsfares deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:44 pm -
1 stop11h 35m
Fri 10/2311:36 am -
Nonstop2h 49m
Deal found 9/30![Frontier logo]()
$159
This CheapOair deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:44 pm -
1 stop11h 35m
Tue 10/276:05 am -
1 stop6h 46m
Deal found 9/30![Frontier logo]()
$151
This MakeMyTrip deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure MakeMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:40 am -
Nonstop2h 59m
Wed 10/286:16 pm -
Nonstop2h 54m
Deal found 9/29![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop16h 23m
Sat 10/2411:36 am -
Nonstop2h 49m
Deal found 9/29![Frontier logo]()
$154
This Super.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:40 am -
Nonstop2h 59m
Thu 10/2211:36 am -
Nonstop2h 49m
Deal found 9/29![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:11 pm -
Nonstop3h 10m
Tue 11/38:18 am -
2 stops28h 33m
Deal found 9/29![Frontier logo]()
$149
This Super.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:11 pm -
Nonstop3h 10m
Wed 10/286:16 pm -
Nonstop2h 54m
Deal found 9/29![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:11 pm -
Nonstop3h 10m
Wed 11/48:21 pm -
1 stop12h 35m
Deal found 9/30![Frontier logo]()
$148
This Cheapflightsfares deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:15 am -
1 stop7h 35m
Tue 11/36:05 am -
1 stop6h 46m
Deal found 9/29![Frontier logo]()
$155
One-way flights from O'Hare Intl to George Bush IntcntlSearch for one-way flight options from O'Hare Intl to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
Search for one-way flight options from O'Hare Intl to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
This Super.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:15 am -
1 stop7h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Frontier logo]()
$90
This Super.com deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:15 am -
1 stop7h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Frontier logo]()
$91
This deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/11:06 pm -
Nonstop3h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Frontier logo]()
$93
This Booking.com deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:40 am -
Nonstop2h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Frontier logo]()
$94
This Super.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:44 pm -
1 stop11h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Frontier logo]()
$97
This Cheapflightsfares deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:26 am -
1 stop11h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$101
This Cheapflightsfares deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:06 pm -
Nonstop3h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Frontier logo]()
$102
This Super.com deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:40 am -
Nonstop2h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:00 am -
1 stop30h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$105
Find flight deals from O'Hare Intl to George Bush Intcntl
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $145 (Expedia) |
One-way from | $90 (Super.com) |
Popular in | June |
Cheapest in | February |
Average price | $295 |
Good round-trip deal | $301 or less |
Good one-way deal | $160 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 30, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoHouston
ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl
ORDIAH
Chicago O'Hare Intl
Wed 10/28
11:19 am-6:21 pm
1 stop7h 02m
Houston George Bush Intcntl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$159
ChicagoHouston
ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl
ORDIAH
Chicago O'Hare Intl
Tue 10/27
10:44 am-10:09 pm
2 stops11h 25m
Houston George Bush Intcntl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$164
ChicagoHouston
ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl
ORDIAH
Chicago O'Hare Intl
Sat 10/24
1:55 pm-11:55 pm
2 stops10h 00m
Houston George Bush Intcntl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$164
ChicagoHouston
ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl
ORDIAH
Chicago O'Hare Intl
Sat 11/7
12:30 pm-11:55 pm
2 stops11h 25m
Houston George Bush Intcntl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$164
ChicagoHouston
ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl
ORDIAH
Chicago O'Hare Intl
Mon 12/14
7:05 am-3:24 pm
2 stops8h 19m
Houston George Bush Intcntl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$164
Quickest round-trip
ChicagoHouston
ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl
ORDIAH
Chicago O'Hare Intl
Tue 10/20
6:25 am-9:14 am
Nonstop2h 49m
Houston George Bush Intcntl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$195
ChicagoHouston
ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl
ORDIAH
Chicago O'Hare Intl
Tue 10/20
10:44 am-5:23 pm
1 stop6h 39m
Houston George Bush Intcntl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$198
ChicagoHouston
ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl
ORDIAH
Chicago O'Hare Intl
Tue 12/1
7:50 pm-10:48 pm
Nonstop2h 58m
Houston George Bush Intcntl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$199
ChicagoHouston
ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl
ORDIAH
Chicago O'Hare Intl
Thu 11/26
11:18 am-10:46 pm
2 stops11h 28m
Houston George Bush Intcntl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$205
ChicagoHouston
ORD Chicago O'Hare Intl - IAH Houston George Bush Intcntl
ORDIAH
Chicago O'Hare Intl
Fri 10/23
6:25 am-9:14 am
Nonstop2h 49m
Houston George Bush Intcntl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$210
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from O'Hare Intl to George Bush Intcntl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to George Bush Intcntl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from O'Hare Intl to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from O'Hare Intl with our price prediction graph.
ORD-IAH
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport
Prices
Airlines
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?
The price you pay for your flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 33 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport (average of $231). Flying from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport in June is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ORD to IAH?
Find hourly flight availability from O'Hare Intl to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 30, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 20% on flights from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport by exploring options for tickets in the afternoon.
What is the cheapest day to fly from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport?
Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to George Bush Intcntl. Price data was last updated on September 26, 2026.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport trip
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Reviews of airlines servicing George Bush Intcntl
Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated September 30, 2026.
Read reviews from past customers who have flown United Airlines,American Airlines, andFrontier from Chicago O'Hare Intl Airport to Houston George Bush Intcntl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Boarding
7.7
Food
6.7
Entertainment
7.1
Crew
8.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.4
Boarding
7.7
Food
6.7
Entertainment
7.1
Crew
8.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.4
Boarding
7.7
Food
6.7
Entertainment
7.1
Crew
8.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.4
Boarding
7.7
Food
6.7
Entertainment
7.1
Crew
8.1
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Houston George Bush Intcntl Airport?
Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locationsConroe
Katy
The Woodlands
Spring
Humble
Jersey Village
Tomball
Cypress
Montgomery
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Top 3 airlines flying from O'Hare Intl to George Bush Intcntl
Discover the top 3 airlines that operate flights from O'Hare Intl to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$61 | Average$170 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$174 | Average$290 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$187 | Average$398 | FlexibilityNo cancel fee | On-time69% |