Direct flights from Houston
180 nonstop destinations. Zero layovers, zero connections — just one hop out of IAH.
Usually: Denver (DEN), on Frontier
Sydney (SYD), 8,600 miles · 15 h 55 m
Where one hop gets you
Dashed arcs = nonstop routes from IAH · updates with the day filterDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Hotels near IAH with a free airport shuttle stay near the airport the night before
American
United
DeltaInternational nonstops from IAH by region
Flight numbers from Houston (IAH)
Each one's timetable, usual aircraft and how it ran in our sample — 12 of the 264 we cover from IAH, flown most days first.
What changed since October 2026
Comparing October 2026 with November 2026 · IAH
- Nonstop service to Aspen ended — it was flying 7 flights a week.
- Nonstop service to Ezeiza ended — it was flying 7 flights a week.
- Air Canada Rouge stopped flying to Montreal.
- Frontier stopped flying to Ontario.
- Air Canada Rouge stopped flying to Toronto.
- Nonstop service to Santiago began, now 7 flights a week.
- Nonstop service to Sydney began, now 7 flights a week.
- Nonstop service to Tuxtla Gutierrez began, now 3 flights a week.
…and 25 smaller changes over the same period.
Where can you fly nonstop from Houston (IAH)?
George Bush Intercontinental Airport (IAH) offers nonstop flights to 180 destinations across the United States, Argentina, Aruba, Australia, the Bahamas, Belgium, Belize, Brazil, Canada, Caribbean Netherlands, the Cayman Islands, Chile, 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 Los Angeles.
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 November 2026 from observed departures.
Usually the cheapest nonstop from Houston is to Denver (DEN) on Frontier, then Phoenix (PHX) on Frontier, then Raleigh/Durham (RDU) on Frontier.
Longest nonstop from Houston: Sydney (SYD), about 8,600 miles and 15 h 55 m.
Airlines and flight times at IAH
23 airlines fly nonstop out of IAH. United runs the biggest operation — about 3461 of the 4259 weekly departures (81%), across 168 routes — followed by American and Delta.
The airlines flying nonstop out of Houston are United, American, Delta, Frontier, JetBlue, Alaska, Volaris, Air Canada, Viva Aerobus, Aeroméxico, Avianca El Salvador, British Airways, Turkish Airlines, WestJet, Emirates, Qatar Airways, Lufthansa, Air France, KLM, ZIPAIR, Air New Zealand, ITA Airways and Avelo Airlines.
On 137 of Houston's 180 nonstop routes, a single airline has the service to itself — United is the only airline with a nonstop to Newark, 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 Sydney at about 15h56m.
Route data updated November 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.