Nonstop flights to Houston

Which cities have nonstop flights to Houston (IAH)?

George Bush Intercontinental Airport (IAH) has nonstop service from 95 of the airports we track — 3120 flights a week in total. The busiest direct routes into Houston are from Chicago (ORD), Dallas-Fort Worth (DFW) and Atlanta (ATL), and United, American, Delta and Frontier carry the traffic.

Each row below links to that airport's route page — the airlines, the days it flies and recent departure times — and to fares for the day you want. Flying out of IAH instead? Houston has 185 nonstop destinations of its own. Route data updated October 2026 from observed departures.

Route data updated October 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.