Houston (IAH) — 424 Flight Routes & Destinations
Also finds 1-stop and 2-stop connections.
Searching connections...
Hub Brief
Plan your next trip from Houston
George Bush Intercontinental Airport (IAH) connects to 424 destinations (295 domestic, 129 international) across 6 continents, served by 59 airlines including United, Frontier and NetJets Aviation. With 11,247 weekly departures, you have plenty of options for schedule flexibility.
Airlines from IAH
All airlines operating scheduled flights from George Bush Intercontinental Airport.
How does IAH compare?
Alternative airports within 150 miles of George Bush Intercontinental Airport.
| Metric | IAH | HOU | AUS |
|---|---|---|---|
| Distance | — | 24 mi | 140 mi |
| Nonstop Routes | 424 | 489 | 521 |
| International | 129 | 88 | 113 |
| Airlines | 35 | — | — |
| Passengers/yr | 46.7M | 14.2M | 21.4M |
On-Time Performance
Seasonal & Recently Added Routes
Seasonal services and routes recently added to AIRO from IAH.
Former nonstop destinations from IAH
Destinations that had nonstop service from IAH but don't appear in current schedules. Most remain reachable with a connection — open any route for the flights that used to operate and live options.
Routes by Distance
Distance breakdown of all routes from IAH.
Schedule Overview
Weekly flight schedule summary from IAH.
George Bush Intercontinental Airport: Quick Facts
Comprehensive reference for IAH airport information.
Frequently Asked Questions
Common questions about flights from George Bush Intercontinental Airport.
George Bush Intercontinental Airport offers nonstop flights to 424 destinations, including 295 domestic and 129 international routes.
59 airlines operate scheduled service from George Bush Intercontinental Airport, including major carriers like United, Frontier and NetJets Aviation. Use the airline filter above to see routes by specific carrier.
Yes, George Bush Intercontinental Airport offers 129 international routes across 6 continents.
Yes. Beyond nonstop routes, the route explorer shows 1-stop and 2-stop connections, letting you reach hundreds of additional destinations via major hubs.
Nearby alternatives include HOU and AUS. Check the Nearby Airports section above for route counts and distances.
Use the checkboxes in the route list to select routes, then click Compare to see side-by-side stats including frequency, duration, airlines, and on-time performance.
Check the Schedule Overview section for a day-by-day breakdown of route availability from George Bush Intercontinental Airport.
George Bush Intercontinental Airport handles approximately 46,698,314 passengers annually.
Route data is updated regularly from official airline schedules. Seasonal or newly announced routes may take a few days to appear.
Click any route to see detailed flight options, then use the 'Search Flights' button to check availability and prices on Google Flights.