Direct flights from Houston to Ontario (IAH → ONT)

Distance 2,142 km (1,331 mi)
Est. duration 2h 31m
IAH
Houston
George Bush Intcntl Houston, USA
ONT
Ontario
Ontario International Airport, USA
Loading map...
Live fares · IAH → ONT

Available flights

Frontier AirlinesNon-stop
from$178
Book

Frequently asked questions

How far is the flight from Houston to Ontario? The flight distance from IAH to ONT is approximately 2,142 km (1,331 miles).
How long is the flight from IAH to ONT? The estimated flight time from Houston to Ontario is approximately 2h 31m.
What airlines fly from IAH to ONT? Airlines operating direct flights from Houston to Ontario include: F9, UA.

Cheapest fares Houston → Ontario

Houston IAH
Ontario ONT
May — June — July — August — September — October —

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Houston → Ontario.

Cheap flights from Houston to Ontario Cheapest month to fly to Ontario Flights from USA Flights to USA Visa-free with USA passport All airports in USA F9 routes & destinations All routes by this carrier UA routes & destinations All routes by this carrier

Try a nearby airport to Houston

Flights to Ontario (ONT) from other airports within 350 km of Houston. Often unlocks cheaper fares or better times.

HOU → ONT 38 km from IAH Houston → Ontario USA · 71 destinations AUS → ONT 225 km from IAH Austin → Ontario USA · 98 destinations SAT → ONT 307 km from IAH San Antonio → Ontario USA · 48 destinations SHV → ONT 310 km from IAH Shreveport → Ontario USA · 9 destinations DAL → ONT 349 km from IAH Dallas → Ontario USA · 79 destinations

Or try a nearby airport to Ontario

Flights from Houston (IAH) to other airports within 350 km of Ontario.

IAH → SNA 48 km from ONT Houston → Santa Ana USA · 48 destinations IAH → LGB 57 km from ONT Houston → Long Beach USA · 18 destinations IAH → BUR 71 km from ONT Houston → Burbank USA · 31 destinations IAH → LAX 75 km from ONT Houston → Los Angeles USA · 181 destinations IAH → VNY 84 km from ONT Houston → Los Angeles USA · 9 destinations

Other flights from Houston (IAH)

Abilene (ABI) Acapulco (ACA) Aguascalientes (AGU) Albuquerque (ABQ) Alexandria (AEX) Amarillo (AMA) Amsterdam (AMS) Anchorage (ANC) All 193 destinations →

Other flights from Ontario (ONT)

Atlanta (ATL) Austin (AUS) Baltimore (BWI) Boise (BOI) Charlotte (CLT) Chicago (MDW) Chicago (ORD) Dallas (DAL) All 31 destinations →