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Cheap flights from Houston to Ontario (IAH - ONT)

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The best prices from Houston to Ontario are usually found in March or September, booked 22 days in advance, depart on a Saturday or Monday and return on a Tuesday

How to find the cheapest flight from
Houston (IAH) to Ontario (ONT)

IAH - ONT
Price
$262 - $373

Popular in

April

High demand for flights, 11% potential price rise

Cheapest in

March

Best time to find cheap flights, 21% potential price drop

Average price

$265

Average for round-trip flights in setiembre 2020

Round-trip from

$262

From Houston to Ontario

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Houston to Ontario?

It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Houston to Ontario?

To save up to 8% on this flight, we recommend booking at least 17 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Houston to Ontario from $87 1-2 weeks out and tickets from $97 for flights departing within the next 72 hours.

What is the cheapest month to fly from Houston to Ontario?

September can be a great time to fly to Ontario from Houston with a flight ticket averaging about $95. Cheapflights users have found deals in the month of September for as cheap as $46. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Houston to Ontario (IAH - ONT)?

A simple way to save on the total cost of your ticket is to fly from Houston to Ontario at noon. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the evening.

Cheap flights from Houston to Ontario in September, October 2020

The best prices found for IAH to ONT flights for September, October
15 Oct - 5 Nov
$151pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
15 Oct - 18 Oct
$166pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
12 Oct - 16 Oct
$172pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
 
1 STOP
IAH
Houston George Bush Intcntl

Houston to Ontario 2020 flight deals

Cheap flights to Ontario from Houston found for this year
9 Nov - 16 Nov
$102pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
5 Nov - 9 Nov
$108pp
IAH
Houston George Bush Intcntl
Multiple Airlines
Non-Stop
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
9 Nov - 15 Nov
$112pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
Non-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
9 Oct - 12 Oct
$242pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
9 Oct - 12 Oct
$293pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
9 Oct - 12 Oct
$304pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
IAH
Houston George Bush Intcntl

One-way flights to Ontario from Houston

The cheapest one-way flights from Houston to Ontario
2:00 am - 7:28 am
Delta
1 Stop
7h 28m
IAH - ONT
Delta
$283
Delta
3:45 pm - 10:10 am
Multiple Airlines
1 Stop
20h 25m
IAH - ONT
Multiple Airlines
3:44 am - 3:08 pm
Linear Air Taxi
2 Stops
13h 24m
IAH - ONT
Linear Air Taxi
$14,347
Travelgenio

Related info for your journey

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

Flight FAQs

From Houston to Ontario

Are flight prices decreasing from Houston to Ontario due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Houston and Ontario for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Houston to Ontario for under $200 on Cheapflights?

Yes, there are multiple flights from Houston to Ontario for under $200. The cheapest flight booked recently is on Multiple Airlines for just $102, but on average you can expect to pay $143.

Are there nonstop flights from Houston to Ontario for under $100 on Cheapflights?

There are no nonstop flights from Houston to Ontario, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Houston to Ontario for under $300?

There are currently 17+ open flights from Houston to Ontario within the next 7 days for less than $300.

What days are nonstop flights available from Houston to Ontario?

You can find nonstop flights on the following days: Tuesday, Wednesday, Thursday.

How popular is this flight route?

Within the past month, 1,557 users have taken a look at flights from Houston George Bush Intcntl to Ontario.

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 12 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.

How long is the flight from Houston to Ontario?

Departing from Houston to Ontario will take you 5h 28m.

What is the cheapest airline to fly from Houston to Ontario round-trip?

Currently priced at $198, Delta will fly you from Houston to Ontario and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Users have found that Delta is 40% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Houston to Ontario one-way?

For one-way options, check prices for Delta. According to our data, you can fly for as low as $99. Users have also found tickets on Linear Air Taxi for as little as $14,340.

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

Airports servicing Houston

Airports servicing Ontario

Hourly flight availability from Houston to Ontario

Morning 6 AM to noon 100% of IAH to ONT departures
Early morning Midnight to 6 AM 0% of IAH to ONT departures
Afternoon Noon to 6 PM 0% of IAH to ONT departures
Evening 6 PM to midnight 0% of IAH to ONT departures
Midnight
6 AM
Noon
6 PM
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
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