$70 Cheap United flights Charlotte (CLT) to Houston (IAH)

View $70 flight on Wed, Nov 19, 2025Opens in a new window

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$70 Cheap United flights Charlotte (CLT) to Houston (IAH)

Prices were available within the past 7 days and start at $70 for one-way flights and $135 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Aug 30 - Thu, Sep 4
CLT
Charlotte
IAH
Houston
$135 Roundtrip, found 6 hours ago
$135
Roundtrip
found 6 hours ago
Select United flight, departing Sat, Aug 30 from Charlotte to Houston, returning Thu, Sep 4, priced at $135 found 6 hours ago
United
Sat, Oct 25 - Tue, Nov 4
CLT
Charlotte
IAH
Houston
$139 Roundtrip, just found
$139
Roundtrip
just found
Select United flight, departing Sat, Oct 25 from Charlotte to Houston, returning Tue, Nov 4, priced at $139 just found
United
Sat, Oct 4 - Wed, Oct 8
CLT
Charlotte
IAH
Houston
$141 Roundtrip, found 3 hours ago
$141
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Oct 4 from Charlotte to Houston, returning Wed, Oct 8, priced at $141 found 3 hours ago
Flights from Charlotte (CLT) to Houston (IAH)
Origin airport
Charlotte-Douglas Intl.
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, Frontier Airlines, Spirit Airlines, United
Popular airline
Spirit Airlines
Distance
911 mi
Average flight time
1 hour 43 mins

Frequently asked questions

How much is a United Airlines flight from Charlotte-Douglas Intl. Airport (CLT) to George Bush Intercontinental Airport (IAH)?
Use the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines round-trip flights from $135 from CLT to IAH. Affordable one-way fares from $70 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from CLT to IAH with United Airlines?
United Airlines flights to Houston are often cheaper in the low-season months of November and February. Whether you need a round-trip or one-way ticket, you could land a better deal then.
What is the cheapest time to book flights from Charlotte-Douglas Intl. Airport (CLT) to George Bush Intercontinental Airport (IAH) with United Airlines?
To find cheap United Airlines fares from Charlotte-Douglas Intl. Airport (CLT) to George Bush Intercontinental Airport (IAH), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the cost. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Charlotte-Douglas Intl. Airport (CLT) to George Bush Intercontinental Airport (IAH)?
Jet off on one of United Airlines's 20 weekly direct flights from Charlotte-Douglas Intl. Airport (CLT) to George Bush Intercontinental Airport (IAH). To view available options, enter your dates, destination and origin and hit search. Then apply the "Nonstop" and "Airline" filters.
How long does it take to fly from CLT to IAH with United Airlines?
Leave Charlotte-Douglas Intl. Airport (CLT) for George Bush Intercontinental Airport (IAH) on a direct United Airlines flight, and you'll be airborne for about 3h.
Which day of the week has the most United Airlines flights from Charlotte-Douglas Intl. Airport (CLT) to George Bush Intercontinental Airport (IAH)?
Sunday has the most United Airlines flights from Charlotte-Douglas Intl. Airport (CLT) to George Bush Intercontinental Airport (IAH). With 3 daily departures, this is the best day of the week to book something that will suit your plans.
What is the earliest United Airlines flight from CLT to IAH?
The earliest United Airlines flight from CLT to IAH departs at 6:25AM UTC-5, landing at 8:24AM UTC-6. If you prefer to set off later, the last United Airlines flight leaves CLT at 4:51PM UTC-5 and lands at IAH at 6:51PM UTC-6. Flying earlier is often a wise choice as morning flights are least likely to face cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Houston?
George Bush Intercontinental Airport (IAH) is the main Houston gateway for United Airlines flights from Charlotte-Douglas Intl. Airport (CLT).
Why fly with United Airlines from CLT to IAH?
Offering a rewarding loyalty program, United Airlines is a popular choice for many passengers heading from CLT to IAH. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Charlotte-Douglas Intl. Airport (CLT) to George Bush Intercontinental Airport (IAH)?
You'll likely be seated on an Airbus A319 or a Boeing 737-800 when flying United Airlines from Charlotte-Douglas Intl. Airport (CLT) to George Bush Intercontinental Airport (IAH). However, keep in mind that a different plane may be assigned depending on operational demands.
Can I change or cancel my United Airlines flight from Charlotte-Douglas Intl. Airport (CLT) to George Bush Intercontinental Airport (IAH)?
It's usually possible to cancel or reschedule your flight, although there may be additional fees if you booked more than 24 hours ago. Want to keep your options open? Make use of Expedia's "Changes included" or "No cancel fee" filter to find flights that won't charge extra if you have to adjust your plans. To make modifications, head to "Trips," select your flight and click on "Manage Booking" for more details.

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