George Town (GCM) to Houston (IAH)

1,146mi
1,844 km996 nm

Flight time

≈ 3h 05m

Bearing

313° NW

George Town (GCM) to Houston (IAH) is 1,146 miles (1,844 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: GCM → IAHGCMIAH

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What actually flies GCMIAH

Filed traffic data

In May 2026, United Airlines was the only carrier flying nonstop GCM–IAH; the Boeing 737-800 was the most common aircraft at 79% of departures; flights ran 78% full.

Departures

66

May 2026

Seats

11,073

both directions

Passengers

8,672

both directions

Load factor

78.3%

RPM ÷ ASM

Who flies GCM–IAH?

United Airlines was the only carrier to fly nonstop GCM–IAH in May 2026 (66 departures).

  • UA

    United Airlines

    66 departures · 11,073 seats

    78.3%

    Load

What plane flies GCM–IAH?

In May 2026, the Boeing 737-800 flew 79% of GCM–IAH departures — more than any other aircraft type.

How has GCM–IAH traffic changed?

Nonstop GCM–IAH departures fell from 67 in June 2025 to 66 in May 2026.

Monthly nonstop GCMIAH traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.

  • June 2025

    67 departures · 9,694 passengers

    85.6%

    Load

  • July 2025

    71 departures · 10,557 passengers

    88.9%

    Load

  • August 2025

    46 departures · 5,929 passengers

    77.4%

    Load

  • September 2025

    10 departures · 1,086 passengers

    65.4%

    Load

  • October 2025

    26 departures · 2,351 passengers

    52.6%

    Load

  • November 2025

    60 departures · 5,833 passengers

    54.3%

    Load

  • December 2025

    62 departures · 6,335 passengers

    57.1%

    Load

  • January 2026

    18 departures · 2,099 passengers

    65.1%

    Load

  • February 2026

    8 departures · 990 passengers

    69.1%

    Load

  • March 2026

    62 departures · 7,253 passengers

    70.1%

    Load

  • April 2026

    60 departures · 7,228 passengers

    71.1%

    Load

  • May 2026

    66 departures · 8,672 passengers

    78.3%

    Load

By direction

Each direction is filed separately — they rarely match.

GCMIAH

77.0% full

33 departures · 4,268 passengers

IAHGCM

79.6% full

33 departures · 4,404 passengers

Nonstop GCM–IAH traffic has been filed since 2025.

Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).

The airports

GCM

George Town

KY

Owen Roberts International Airport

Coordinates

19.29°N, 81.36°W

Hemisphere

N · W

IAH

US

George Bush Intercontinental Airport

Coordinates

29.98°N, 95.34°W

Hemisphere

N · W

Frequently asked

How far is George Town (GCM) from Houston (IAH)?

GCM to IAH is 1,146 miles (1,844 km / 996 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from GCM to IAH?

A nonstop covers the 1,146-mile great-circle distance in roughly 3h 05m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies GCM–IAH?

In May 2026, the Boeing 737-800 flew the largest share of departures (78.8%), followed by the Boeing 737 MAX 9 (13.6%).

What mileage do I earn flying GCM–IAH?

Distance-based programs credit off the 1,146-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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