Find cheap United Airlines flights to Houston George Bush Intcntl Airport
CMH — IAH
Aug 26 — Sep 21
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Leverage Cheapflights for Your Next Trip
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.Find United Airlines flight deals to Houston George Bush Intcntl Airport
Cheapest
Best
Direct
Last-minute
One-way
Cheapest United Airlines flights from USA to George Bush IntcntlExplore the most affordable United Airlines flight options available from USA to George Bush Intcntl. Find the lowest fares with prices last updated on July 27, 2026.
Explore the most affordable United Airlines flight options available from USA to George Bush Intcntl. Find the lowest fares with prices last updated on July 27, 2026.
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/136:30 am
IAD
- IAH
Nonstop3h 14m
United Airlines
Wed 8/198:20 pm
IAH
- IAD
Nonstop3h 10m
United Airlines
Deal found 7/23![United Airlines logo]()
$231
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sat 8/154:38 pm
DCA
- IAH
Nonstop3h 27m
United Airlines
Sat 8/226:05 pm
IAH
- DCA
Nonstop3h 08m
United Airlines
Deal found 7/24![United Airlines logo]()
$231
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Sun 8/166:30 am
ORD
- IAH
Nonstop2h 49m
United Airlines
Wed 8/196:15 am
IAH
- ORD
Nonstop2h 54m
United Airlines
Deal found 7/23![United Airlines logo]()
$234
Best United Airlines flights from USA to George Bush IntcntlDiscover carefully curated United Airlines flight deals from USA to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
Discover carefully curated United Airlines flight deals from USA to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Sat 9/57:52 pm
ORD
- IAH
Nonstop2h 53m
United Airlines
Wed 9/95:06 pm
IAH
- ORD
Nonstop2h 59m
United Airlines
Deal found 7/23![United Airlines logo]()
$183
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:35 pm
ORD
- IAH
Nonstop2h 52m
United Airlines
Mon 9/76:15 am
IAH
- ORD
Nonstop2h 54m
United Airlines
Deal found 7/25![United Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Tue 11/36:00 am
ONT
- IAH
Nonstop3h 10m
United Airlines
Tue 11/105:20 pm
IAH
- ONT
1 stop7h 33m
United Airlines
Deal found 7/22![United Airlines logo]()
$215
Direct United Airlines flights from USA to George Bush IntcntlExplore non-stop United Airlines flight options from USA to George Bush Intcntl based on user searches, and compare prices and availability for your desired travel dates. Data last updated July 27, 2026.
Explore non-stop United Airlines flight options from USA to George Bush Intcntl based on user searches, and compare prices and availability for your desired travel dates. Data last updated July 27, 2026.
This United Airlines deal was found by Cheapflights users on 7/24. 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 10/227:30 am
ORD
- IAH
Nonstop2h 53m
United Airlines
Mon 10/263:20 pm
IAH
- ORD
Nonstop2h 50m
United Airlines
Deal found 7/24![United Airlines logo]()
$183
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Tue 11/106:00 am
ONT
- IAH
Nonstop3h 10m
United Airlines
Sat 11/148:05 pm
IAH
- ONT
Nonstop3h 35m
United Airlines
Deal found 7/24![United Airlines logo]()
$205
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:35 pm
ORD
- IAH
Nonstop2h 52m
United Airlines
Mon 9/76:15 am
IAH
- ORD
Nonstop2h 54m
United Airlines
Deal found 7/25![United Airlines logo]()
$209
Last-minute United Airlines flights from USA to George Bush IntcntlDiscover last-minute United Airlines flight deals from USA to George Bush Intcntl. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute United Airlines flight deals from USA to George Bush Intcntl. Data last updated July 27, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/136:30 am
IAD
- IAH
Nonstop3h 14m
United Airlines
Wed 8/198:20 pm
IAH
- IAD
Nonstop3h 10m
United Airlines
Deal found 7/23![United Airlines logo]()
$231
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sat 8/154:38 pm
DCA
- IAH
Nonstop3h 27m
United Airlines
Sat 8/226:05 pm
IAH
- DCA
Nonstop3h 08m
United Airlines
Deal found 7/24![United Airlines logo]()
$231
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Sun 8/166:30 am
ORD
- IAH
Nonstop2h 49m
United Airlines
Wed 8/196:15 am
IAH
- ORD
Nonstop2h 54m
United Airlines
Deal found 7/23![United Airlines logo]()
$234
One-way United Airlines flights to George Bush IntcntlSearch for one-way United Airlines flight options to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
Search for one-way United Airlines flight options to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Sat 9/266:00 am
ONT
- IAH
Nonstop3h 15m
United Airlines
Deal found 7/22![United Airlines logo]()
$103
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/612:40 pm
ORD
- IAH
Nonstop2h 55m
United Airlines
Deal found 7/26![United Airlines logo]()
$105
This United Airlines deal was found by Cheapflights users on 7/22. 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 1/2111:20 am
ONT
- IAH
1 stop7h 04m
United Airlines
Deal found 7/22![United Airlines logo]()
$128
Flights to Houston George Bush Intcntl Airport with United Airlines at a glance
Find detailed information about United Airlines flights from USA to George Bush Intcntl. Explore the options provided by United Airlines to plan your journey from USA to George Bush Intcntl. Data last updated July 27, 2026.
Popular in | June |
|---|---|
Cheapest in | October |
Average price | $376 |
Round-trip from | $178 |
One-way from | $103 |
Good round-trip deal | $449 or less |
Good one-way deal | $175 or less |
Cheapflights Insights
Find cheap United Airlines flights to Houston George Bush Intcntl Airport
US0-IAH
IAD-IAH
DCA-IAH
ORD-IAH
ONT-IAH
How long is the flight to Houston George Bush Intcntl Airport with United Airlines?
On average, United Airlines flights from the United States to Houston George Bush Intcntl Airport take 3 hours 11 minutes. Flights to Houston George Bush Intcntl Airport from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.
United Airlines weekly flight availability to Houston George Bush Intcntl Airport
The most flights to Houston George Bush Intcntl Airport operated by United Airlines are scheduled on a Sunday (490 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (378 on average).
When is the best time to book a flight to Houston George Bush Intcntl Airport with United Airlines?
The best time to book a flight to Houston George Bush Intcntl Airport with United Airlines is 42 days before departure. On average, fares are higher if you book 3 days before departure.
When is the cheapest time to fly to Houston George Bush Intcntl Airport with United Airlines?
Users looking for the cheapest United Airlines fares to Houston George Bush Intcntl Airport should consider flying on Thursday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at noon, when prices are usually at their highest.
FAQs about flights to Houston George Bush Intcntl Airport with United Airlines
Reviews of United Airlines
See what Cheapflights users have to say about their United Airlines experience.
Overview
Reviews
United Airlines
10,000 reviews
Overview
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.6
Recent reviews
8.0
|Jul 2026The crew was polite and professional.
8.0
|Jul 2026Getting to the gate on landing was slow
6.0
|Jun 2026It should not be delayed by 2 hours. I missed the important event due to this
8.0
|Jun 2026It was as expected
10.0
|Jun 2026Overall good
1 out of 3334
Popular United Airlines flights
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Airports nearby
Complete your trip
Domestic flights to Houston
Flights by cabin class
Flights from IAH
Flights to IAH
Popular destinations
Popular flights
Popular routes
Popular United States flight routes
Texas flights
United Airlines