$384 Cheap Flights from George Town (GCM) to Houston (IAH)

View $384 flight on Mon, Sep 29, 2025Opens in a new window
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Cheap Flights from George Town to Houston (GCM-IAH)

Prices were available within the past 7 days and start at $384 for one-way flights and $630 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Jun 4 - Thu, Jun 12
GCM
Grand Cayman
IAH
Houston
$630 Roundtrip, found 2 hours ago
$630
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Jun 4 from Grand Cayman to Houston, returning Thu, Jun 12, priced at $630 found 2 hours ago
American Airlines
Thu, Sep 4 - Mon, Sep 8
GCM
Grand Cayman
IAH
Houston
$645 Roundtrip, found 11 hours ago
$645
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Thu, Sep 4 from Grand Cayman to Houston, returning Mon, Sep 8, priced at $645 found 11 hours ago
Delta
Thu, Sep 4 - Mon, Sep 8
GCM
Grand Cayman
IAH
Houston
$645 Roundtrip, found 11 hours ago
$645
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Sep 4 from Grand Cayman to Houston, returning Mon, Sep 8, priced at $645 found 11 hours ago
American Airlines
Wed, May 28 - Sun, Jun 1
GCM
Grand Cayman
IAH
Houston
$649 Roundtrip, found 1 day ago
$649
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, May 28 from Grand Cayman to Houston, returning Sun, Jun 1, priced at $649 found 1 day ago
American Airlines
Thu, Jun 12 - Mon, Jun 23
GCM
Grand Cayman
IAH
Houston
$653 Roundtrip, found 1 day ago
$653
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jun 12 from Grand Cayman to Houston, returning Mon, Jun 23, priced at $653 found 1 day ago
United
Sat, Jun 7 - Thu, Jun 12
GCM
Grand Cayman
IAH
Houston
$655 Roundtrip, found 2 hours ago
$655
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Jun 7 from Grand Cayman to Houston, returning Thu, Jun 12, priced at $655 found 2 hours ago
American Airlines
Wed, Jul 30 - Sun, Aug 3
GCM
Grand Cayman
IAH
Houston
$657 Roundtrip, found 4 days ago
$657
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jul 30 from Grand Cayman to Houston, returning Sun, Aug 3, priced at $657 found 4 days ago
United
Fri, Aug 1 - Fri, Aug 22
GCM
Grand Cayman
IAH
Houston
$660 Roundtrip, found 1 day ago
$660
Roundtrip
found 1 day ago
Select United flight, departing Fri, Aug 1 from Grand Cayman to Houston, returning Fri, Aug 22, priced at $660 found 1 day ago
Air Canada
Mon, Sep 8 - Wed, Sep 24
GCM
Grand Cayman
IAH
Houston
$714 Roundtrip, found 1 day ago
$714
Roundtrip
found 1 day ago
Select Air Canada flight, departing Mon, Sep 8 from Grand Cayman to Houston, returning Wed, Sep 24, priced at $714 found 1 day ago
JetBlue Airways
Sat, Apr 26 - Fri, May 2
GCM
Grand Cayman
IAH
Houston
$1,107 Roundtrip, found 2 hours ago
$1,107
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Sat, Apr 26 from Grand Cayman to Houston, returning Fri, May 2, priced at $1,107 found 2 hours ago
Flights from George Town (GCM) to Houston (IAH)
Origin airport
Owen Roberts Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Air Canada, American Airlines, Delta, JetBlue Airways, United
Roundtrip price
$630
Distance
1145 mi

George Town to Houston Flights

The cheapest times to fly from George Town to Houston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from George Town to Houston are during the month of June. You can find some of the cheapest flights from George Town to Houston with Expedia's search tool and vast selection of airlines.

The best time to book a flight from George Town to Houston

Sunday is one of the best days to book for cheap flights from George Town to Houston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from George Town to Houston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from George Town to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $384 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap George Town to Houston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your George Town to Houston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH) cost?
Cheap return fares from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH) start from $630. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving GCM on May 15 2025 and touching down at IAH. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from GCM to IAH?
The cheapest flights from GCM to IAH are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH)?
When jetting out of Owen Roberts Intl. Airport (GCM), you can jump on a direct flight to George Bush Intercontinental Airport (IAH) with United Airlines.
What is the cheapest airline that flies from GCM to IAH?
With prices starting from $517 for a one-way journey from GCM to IAH, United is currently the cheapest carrier for this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from GCM on May 10 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH)?
On average, Owen Roberts Intl. Airport (GCM) offers 1 direct flights to George Bush Intercontinental Airport (IAH) each week. If you’re looking for more choice, use Expedia’s filters to look for flights with layovers. Squeeze in a visit to another location or simply break up your travels.
What are the most popular departure times for flights from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH)?
The 6 PM departures from GCM to IAH are the busiest. Greater demand means you’ll likely pay more for these departures. If you’re looking to save, choose a less crowded time to fly.
What day of the week has the most flights from GCM to IAH?
Jet off on a Saturday if you’re searching for the biggest selection of flights from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH).
What is the earliest flight from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH)?
Hop on the earliest flight at around 6:00PM UTC-5, heading out of Owen Roberts Intl. Airport (GCM). You’ll be in the air for around 3h 10m, landing at George Bush Intercontinental Airport (IAH) at approximately 8:10PM UTC-6.
How long does it take to fly from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH)?
The average flight duration from GCM to IAH is 3 hours and 10 minutes, covering a distance of 1,150 mi.
What airline has the least delays from GCM to IAH?
Consider booking with United Airlines if you’d like to go straight from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH) without any interruptions. This carrier has the strongest track record for punctuality, with an on-time performance of 89%. Want to get notified of any changes? You can check your flight status using the Expedia App.
What is the best time to fly from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH)?
To avoid possible delays on the Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH) route, aim to fly before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Houston from Owen Roberts Intl. Airport (GCM)?
If you’re boarding a direct flight from Owen Roberts Intl. Airport (GCM) to Houston, George Bush Intercontinental Airport (IAH) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH) last-minute?
Waiting until right before your break to book a flight from GCM to IAH generally means paying more. While you might find some last-minute discounts, they aren’t always guaranteed. Keep your travel schedule open to maximize your chances of snagging a bargain.
Is it cheaper to book a GCM to IAH flight and hotel package?
You’ll generally save money by securing a GCM to IAH flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one place. Once you’ve chosen your ideal flights and accommodations, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Owen Roberts Intl. Airport (GCM) to George Bush Intercontinental Airport (IAH)?
Typically, it’s possible to cancel or reschedule your GCM to IAH flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.