United States
Houston to Ontario by direct flight
George Bush Intercontinental Houston (IAH) and Ontario International (ONT) are connected non-stop — 2,142 km apart, roughly 3 h 00 m in the air, served in both directions.
2,142
km, great-circle
3 h 00 m
estimated flight time
A ⇄ B
both directions
→ Open this route in the interactive map
The two airports
| Airport | City | Country | Direct destinations |
|---|---|---|---|
| IAH George Bush Intercontinental Houston | Houston | United States | 169 |
| ONT Ontario International | Ontario | United States | 14 |
More routes from Houston
- IAH–DXBDubai13,125 km
- IAH–DOHDoha12,933 km
- IAH–PEKBeijing11,556 km
- IAH–ICNSeoul11,346 km
- IAH–NRTTokyo10,669 km
- IAH–LOSLagos10,469 km
- IAH–ISTIstanbul10,232 km
- IAH–DMEMoscow9,532 km
More routes from Ontario
- ONT–MDWChicago2,740 km
- ONT–GDLGuadalajara2,059 km
- ONT–DFWDallas-Fort Worth1,908 km
- ONT–SEASeattle1,540 km
- ONT–PDXPortland1,351 km
- ONT–DENDenver1,316 km
- ONT–SLCSalt Lake City898 km
- ONT–SMFSacramento627 km
Route network built from the open OpenFlights and OurAirports datasets. Flight time is a distance-based estimate; carriers and timetables change and are not shown here — verify schedules before booking.