Menu

Cheap flights from Houston to Ontario (IAH - ONT)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Houston to Ontario are usually found in March or September, booked 60 days in advance, depart on a Saturday or Monday and return on a Thursday

$410
$360
$310
$257
Price
$257 - $376
Most popular in April High demand for flights, 5% potential price rise
Cheapest in March Best time to find cheap flights, 2% potential price drop
Average price $366 Price for this month
Cheapest price $257 From Houston to Ontario

Cheap flights from Houston to Ontario in December 2019

The best prices found for IAH to ONT flights for December
31 Dec - 6 Jan
$217pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
22 Dec - 31 Dec
$260pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl

Houston to Ontario 2020 flight deals

Cheap flights to Ontario from Houston found for this year
6 Feb - 13 Feb
$198pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
13 Feb - 18 Feb
$208pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl

Last minute flights from Houston to Ontario

Late deals on round-trip flights to Ontario from Houston, departing today and this week
22 Dec - 31 Dec
$260pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
19 Dec - 6 Jan
$310pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
20 Dec - 30 Dec
$345pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl

Alternative routes for Houston to Ontario

Destination information for Ontario

Things to know before you go. Useful info for your trip from Houston to Ontario
Flight duration
3h 31m

Airports servicing Houston

Airports servicing Ontario

Weekly flight availability
from Houston to Ontario
Sunday
1 daily flight
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
1 daily flight
Friday
1 daily flight
Saturday
1 daily flight

Related info for your journey

Useful info, stats and facts about Houston to Ontario flights.

Flight FAQs

From Houston to Ontario

What days are nonstop flights available from Houston to Ontario?

You can find nonstop flights on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

Within the past month, 1,293 users have taken a look at flights from Houston George Bush Intcntl to Ontario.

What percent of flights are delayed?

Flights from Houston to Ontario are usually delayed by 101min. so prepare accordingly.

How many passenger seats are available on a flight on this route?

260 passengers can be comfortably seated on when flying from Houston George Bush Intcntl to Ontario on average per day.

What is the cheapest airline for this route?

When searching, try setting your filters to view flights for United Air Lines Inc., as currently they have the cheapest options available from Houston to Ontario. On average you can find 54 flights for this flight path daily.

How long does the flight from Houston to Ontario take?

You can expect a flight time of up to 4 hours for nonstop. Airlines will travel a distance of up to 832 miles.

How many flights depart from Houston to Ontario on average per day?

4 flight departures from Houston George Bush Intcntl to Ontario per day on average.
Morning (6am - Noon) - 25% of flight departures
Evening (6pm - Midnight) - 75% of flight departures

Does it rain more in Houston or Ontario?

The rainfall in Houston is generally less than the rainfall in Ontario. This will continue over the next 15 days.

Is Houston weather warmer or cooler than Ontario?

You can imagine temperatures to be in the 95 °F range in July. The weather in Ontario is generally hotter than Houston's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.