HoustontoOntarioFlight Time
IAH–ONT · Nonstop
Houston (George Bush Intercontinental Airport) to Ontario (Ontario International Airport).
The estimated flight time from Houston (IAH) to Ontario (ONT) is about 3h 20m, covering 1,331 miles. Frontier Airlines and United Airlines fly the route nonstop with 2/day departures, from 05:30 to 20:31 local time.
Plan this routeAt a glance
| Est. flight time | Distance | Route type | Captured freq. | Market |
|---|---|---|---|---|
| ~3h 20m Estimated from great-circle distance — no tracked flights yet. | 1,331 mi | Nonstop | 2/day From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Nonstop airlines from Houston to Ontario
Frontier Airlines and United Airlines operate 2/day flights from IAH to ONT. Departures leave from Terminals A and C at IAH.
- First departure
- 05:30
- Last departure
- 20:31
- Cadence
- 4 departures/day
- Scheduled departure times
- 4
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Frontier Airlines | 1/day | Airbus A320 family · Terminal A · Seat map | 05:30 |
Aircraft on this route
Flying the other way?
ONT to IAH flights — 1-2/day on 2 airlines →Methodology: airline, aircraft, terminal, and departure-time details come from a full week of published airline schedules for IAH, refreshed on a rolling basis. Frequency uses 14 scheduled departures across 7 observed days; flight time is estimated from flying distance until this route has enough tracked flights for an observed average.
Route FAQ
How long is the flight from Houston to Ontario?
The estimated flight time from Houston (IAH) to Ontario (ONT) is about 3h 20m, based on the 1,331-mile flying distance.
How far is Houston from Ontario?
Houston (IAH) to Ontario (ONT) is about 1,331 miles by air.
Are there nonstop flights from Houston to Ontario?
Yes. Frontier Airlines and United Airlines fly nonstop from Houston (IAH) to Ontario (ONT), with 2/day departures.
Which airlines fly from Houston to Ontario?
Frontier Airlines and United Airlines fly nonstop from Houston (IAH) to Ontario (ONT).
What aircraft fly from Houston to Ontario?
The IAH–ONT route is flown with Airbus A320 family, Boeing 737.
Route hubs
Nearby airport options
Near Houston
- HOU - HoustonWilliam P Hobby Airport · 24 mi from IAHFlights from HOU
Near Ontario
- SNA - Santa AnaJohn Wayne/Orange County Airport · 30 mi from ONTFlights to SNA
- BUR - BurbankBob Hope Airport · 44 mi from ONTFlights to BUR
- LAX - Los AngelesLos Angeles International Airport · 47 mi from ONTFlights to LAX