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Did you mean flights from Grenada to Houston?
United States
George Bush Intercontinental Airport
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Grenada
Maurice Bishop International Airport
At present, there are no direct flights from Houston to Grenada.
However, there are several flights from IAH to GND with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from IAH to GND, and to see what flight schedules are available.
Grenada is a tropical destination known for its warm climate, with temperatures between 25°C and 30°C (77°F to 86°F) throughout the year. The area is characterized by high humidity and frequent rainfall.
Being located north of the equator, Grenada experiences its dry season from November to April, making this the perfect time to visit. In this period, you can expect mostly dry conditions, while the wet season will see days of rain. Humidity and temperatures are consistently high all year long.

In total there are 4 airlines that cover the full route from Houston IAH to Grenada GND. These airlines are:
All other flights from Houston to Grenada are operated by a combination of multiple carriers, which are listed below:
In total there are 3 alliances that cover the full route from Houston IAH to Grenada GND. These alliances are:
You can fly the full journey from IAH to GND in either Economy or Business Class. Premium Economy and First Class are not available on this route, at least not on the full route with just 1 stopover.
However, for the first part of this route, Economy and Business Class are available. This depends on the stopover airport of your choice though.
Again depending on your stopover airport, available classes for the second part of this route are Economy, Premium Economy and Business Class.
In total there are 5 aircraft types that cover the full route from Houston to Grenada. These aircrafts are:
All other flights from Houston to Grenada are operated by a combination of multiple aircraft types.
The distance between Houston and Grenada is 2,484 miles (3,997 kilometers).
However, because there are no direct flights between IAH and GND, the distance of the full journey varies between 2,662 and 3,521 miles (or 4,284 and 5,667 kilometers), depending on your stopover airport.
Flights from Houston to Grenada take from 6 hours and 14 minutes up to 8 hours and 43 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There is 1 airport in Grenada: Maurice Bishop International Airport (GND).
From 6 hours and 14 minutes up to 8 hours and 43 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between IAH and GND, the total distance of the full journey varies between 2,662 and 3,521 miles (or 4,284 and 5,667 kilometers), depending on your stopover airport.
American Airlines, Delta, Air Canada and JetBlue are flying the full route from Houston to Grenada.
United Airlines, Caribbean Airlines, LIAT20, Frontier Airlines, Spirit Airlines and WestJet operate several connecting flights, but only partly.
Oneworld, SkyTeam and Star Alliance are flying from Houston to Grenada.
You can fly the full route from Houston to Grenada (with 1 stopover) in Economy and Business Class.
Aircraft types that fly the full route from Houston to Grenada (with 1 stopover):
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