George Bush Intercontinental to Owen Roberts International
1146 miles great-circle distance, typically flown in 2h 42m with 5 airlines operating direct service from George Bush Intercontinental (IAH) to Owen Roberts International (GCM). Cheapest fares are usually in January (around $169 return), with peak prices in August (around $507). Departures on a Tuesday tend to undercut weekend prices on this corridor.
Flying from George Bush Intercontinental
Houston George Bush Intercontinental is United Airlines' second-largest hub after Newark, with five terminals and a Skytrain people mover connecting them. METRO's bus 102 runs from the airport to downtown Houston in around 50 minutes; light rail does not extend to IAH. International long-haul through Houston is heaviest to Latin America (over 30 destinations) and Europe, with Lufthansa, KLM, Air France and British Airways all operating daily and growing Middle East service via Qatar, Emirates and Turkish.
Arriving in Grand Cayman
Owen Roberts International on Grand Cayman is 3 km east of George Town. Fixed-rate taxis run $25–$30 to most resorts and Seven Mile Beach. The Cayman Islands' British Overseas Territory status and dollar-pegged currency make pricing predictable; US East Coast fares are heavy December–April with cheaper shoulder windows. Cayman Airways operates regional Caribbean connections in addition to direct US flights.
Who flies IAH to GCM?
| Airline | IATA | Flight time | Cabin |
| United Airlines | UA | 2h 42m | Economy |
| American Airlines | AA | 2h 42m | Economy |
| Spirit Airlines | NK | 2h 42m | Economy |
| Frontier Airlines | F9 | 2h 42m | Economy |
| Delta Air Lines | DL | 2h 42m | Economy |
5 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Best time to fly IAH→GCM
Synthesised from 12-month price aggregates. Cheapest months in green, peak in red.
Estimated baseline. Prices update on a 30-day cadence as Travelpayouts data refreshes. Cheapest day-of-week typically Tuesday.
Houston to Grand Cayman FAQs
Direct flights from George Bush Intercontinental (IAH) to Owen Roberts International (GCM) take approximately 2h 42m for the 1146-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
January is typically the cheapest month on this route, with one-way fares from $169. August is the peak — expect prices 2–3× higher. Book 4–8 weeks ahead for best fares; last-minute prices on this corridor rise sharply inside two weeks of departure.
5 carriers operate direct service from George Bush Intercontinental (IAH) to Owen Roberts International (GCM): United Airlines, American Airlines, Spirit Airlines, Frontier Airlines and Delta Air Lines. Frequencies vary by season and carrier — United Airlines typically operates the highest weekly count on this corridor.
Visa-free for US passport holders up to 30 days. Always check travel.state.gov for the latest entry requirements before booking.
Owen Roberts International (GCM) is the primary international airport for Grand Cayman. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.