Direct flights from Houston

Where can you fly nonstop from Houston (IAH)?

George Bush Intercontinental Airport (IAH) offers nonstop flights to 187 destinations across the United States, Argentina, Aruba, the Bahamas, Belize, Brazil, Canada, Caribbean Netherlands, the Cayman Islands, Colombia, Costa Rica, Denmark, the Dominican Republic, Ecuador, El Salvador, France, Germany, Guatemala, Guyana, Honduras, Italy, Jamaica, Japan, Mexico, the Netherlands, New Zealand, Nicaragua, Panama, Peru, Puerto Rico, Qatar, Trinidad and Tobago, Turkey, the U.S. Virgin Islands, United Arab Emirates and the United Kingdom. The busiest direct routes from IAH are served by United, Frontier, American and Delta, with the most frequent nonstop service to Chicago, Dallas-Fort Worth and Atlanta.

Headed abroad without a connection? IAH has direct international flights to Mexico City, Monterrey and Cancun. Use the day filter above to see exactly which routes fly on the day you want to travel. Route data updated October 2026 from observed departures.

Airlines and flight times at IAH

24 airlines fly nonstop out of IAH. United runs the biggest operation — about 3162 of the 3920 weekly departures (81%), across 171 routes — followed by American and Delta.

The airlines flying nonstop out of Houston are United, American, Delta, Frontier, JetBlue, Alaska, Air Canada Rouge, Volaris, Viva Aerobus, British Airways, Aeroméxico, Avianca El Salvador, Turkish Airlines, WestJet, Emirates, Lufthansa, Air France, Qatar Airways, KLM, Air New Zealand, ZIPAIR, ITA Airways, Air Canada and Avelo Airlines.

On 143 of Houston's 187 nonstop routes, a single airline has the service to itself — United is the only airline with a nonstop to San Francisco, and JetBlue the only one to New York (JFK).

The shortest nonstop out of IAH is Victoria at about 22m in the air; the longest is Dubai at about 14h37m.

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