Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Houston to Ontario. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
The minimum one-way ticket price from Houston to Ontario is $70 (August 2026), while the maximum is $157 (July 2026). On average, a ticket costs $109–$241.
A non-stop flight is the most convenient and comfortable way to fly from Houston to Ontario, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Tickets from Houston to Ontario are getting more expensive each month. From July 2026 to November 2026, the increase reached 22%, with prices now at $123. It's unlikely to get cheaper than the current level.
The most significant price increase was from August 2026 to November 2026 — up 77%. The best time to fly is August 2026–September 2026, when the average price is $74. In October 2026–November 2026, tickets cost around $121.
Given the rising prices, it's best not to delay your purchase. Flying in August 2026–September 2026 can save you up to 39% compared to the most expensive months.
Price variation across months on this route is 29.4%. Your choice of departure month significantly affects the total flight cost.
The route Houston — Ontario is served by several airlines: United Airlines, Southwest Airlines, and Frontier Airlines. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $52 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.
Houston — Ontario
07/24/2026
Departure
Direct flight
UA1563
starting at $616
Houston — Ontario
08/19/2026
Departure
Direct flight
WN570
starting at $93
Houston — Ontario
09/01/2026
Departure
Direct flight
F93131
starting at $128
Houston — Ontario
10/19/2026
Departure
Direct flight
WN4337
starting at $100
There are most likely no direct flights on the Houston — Ontario route
The cheapest flight ticket from Houston to Ontario according to data for the last 48 hours costs $52
Often the best time to buy tickets from Houston to Ontario is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Houston to Ontario can be found flying in these months: August, September, October.
The fastest flights from Houston to Ontario start from 3 hours 22 minutes in the air.
The following airlines operate direct flights on the route Houston — Ontario: United Airlines, Southwest Airlines, Frontier Airlines
The cheapest one-way flight from Houston to Ontario departs on 08/18/2026, is operated by Frontier Airlines and costs $52
There is no information about the cheapest roundtrip flight from Houston to Ontario
Fastest flight from Houston to Ontario takes 3h 22m
There are direct flights on this route 4 days a week: Mo, Tu, We, and Fr
The distance between Houston and Ontario is 2149km (1332 miles). There are 3 direct flights from Houston to Ontario. The time difference between Houston and Ontario is 2h. Flights from Houston begin at 6:00 AM. The latest flight from Houston departs at 9:00 PM
