From published airline schedules as of 28 August 2026, cross-checked against award availability in 26 airline mileage programs, Houston has nonstop service to 72 international and 117 domestic destinations. Pairs the programs sell only with a connection are left out.
72 nonstop destinations
117 nonstop destinations
HOU, IAH
Who actually operates the nonstops, from published airline schedules as of 28 August 2026— ranked by the number of destinations each airline serves without a stop across HOU, IAH. Pick an airline for its full list; each destination below names its carriers.