Cheap flights from Houston George Bush Intcntl Airport to Los Angeles from $89
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Los Angeles departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Frontier flights from Houston George Bush Intcntl Airport to Ontario
Our best Frontier deals on Houston George Bush Intcntl Airport to Ontario flight tickets
Hawaiian Airlines flights from Houston George Bush Intcntl Airport to Ontario
Our best Hawaiian Airlines deals on Houston George Bush Intcntl Airport to Ontario flight tickets
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How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Ontario
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Ontario?
In general, September is the cheapest month to fly from Houston George Bush Intcntl Airport to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $128. If you aren’t able to travel during the month of September, then book flights to Ontario from Houston George Bush Intcntl Airport during February instead. Flights to Ontario in February, while not as cheap as those in September, still average around $130.
What is the cheapest day to depart on your flight to Ontario?
The cheapest day to depart on your flight to Ontario is on a Wednesday when prices can be found for as low as $380. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Houston George Bush Intcntl Airport to Ontario for around $502.
What is the cheapest time of day to depart on your flight to Ontario?
In the morning is the cheapest time of day to fly from Houston George Bush Intcntl Airport to Ontario when you can find flight prices for as low as $168. Flying to Ontario in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $199 on average. Flights to Ontario from Houston George Bush Intcntl Airport in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest Houston George Bush Intcntl to Ontario flight route?
Fly from Houston George Bush Intcntl to Ontario for the best Houston George Bush Intcntl - Ontario flight prices
How far in advance should I book a flight to Ontario?
You are more likely to see cheaper flights to Ontario from Houston George Bush Intcntl Airport when booking 3 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $193 when searching 3 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Houston George Bush Intcntl Airport for as low as $162 on momondo.
What cabin class options are available on Houston George Bush Intcntl to Ontario flights?
There are 3 cabin classes available to choose from on Houston George Bush Intcntl to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Houston George Bush Intcntl to Ontario?
Frontier, United Airlines, and Hawaiian Airlines are the most popular carriers operating from Houston George Bush Intcntl to Ontario
What airlines fly to Ontario?
Spirit Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Ontario from Houston George Bush Intcntl Airport according to our data. Spirit Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 5 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
How many flights depart from Houston George Bush Intcntl Airport to Ontario on average per day?
2 flights are operational daily from Houston George Bush Intcntl Airport to Ontario as of June 2025. The most popular departure time for this route is 7:00PM, with 73% of flights per day taking off in the evening.
How many flights depart from Houston George Bush Intcntl Airport to Ontario on average per week?
As of June 2025, 20 flights take off from Houston George Bush Intcntl Airport and land in Ontario each week. The most common flight departure day for this route is Mon, with 20% of weekly flights taking off on this day.
When to book flights from Houston George Bush Intcntl Airport to Ontario
Cheap Houston George Bush Intcntl Airport to Ontario (IAH to ONT) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Ontario
How far is Houston George Bush Intcntl to Ontario by plane?
Houston George Bush Intcntl and Ontario are 1333.0 mi apart from one another. In terms of flight time, this usually takes a little over 3h 18m.
When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Ontario Airport?
Prices for flights from Houston George Bush Intcntl Airport to Ontario Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Ontario Airport?
As of June 2025, there are 4 operators available to choose from for flights from Houston George Bush Intcntl Airport to Ontario Airport.
How old do you have to be to fly from Houston George Bush Intcntl Airport to Ontario Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston George Bush Intcntl Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Houston George Bush Intcntl Airport to Ontario?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Houston George Bush Intcntl Airport to Ontario is Airbus A320neo (17.25% of total bookings). The next most popular plane models are Boeing 737-900 (15.13%), Airbus A321neo (14.88%), and Airbus A320 (sharklets) (9.42%).
What is the most popular airline from Houston George Bush Intcntl Airport to Ontario?
Based on momondo bookings for flights between Houston George Bush Intcntl Airport and Ontario, the leading airline is Frontier, making up 70% of the total bookings. Other popular airlines include United Airlines with 19%, American Airlines with 6%, and Spirit Airlines with 5%.
Best airlines flying from Houston George Bush Intcntl Airport to Ontario
Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $82 | Free Cancellation | Rating 5.9 3,296 reviews | |||
| PriceFrom $115 | Free Cancellation | Rating 6.3 8,061 reviews | |||
| PriceFrom $158 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $236 | Free Cancellation | Rating 7.2 10,000 reviews |
United Airlines Flights From Houston George Bush Intcntl Airport to Ontario
United Airlines flight deals from Houston George Bush Intcntl Airport to Ontario start from $158 round-trip. Over the 11 United Airlines flights for this route in a normal week, average airfare is usually $371 round-trip - but some users have found much cheaper deals with momondo.
Frontier Flights From Houston George Bush Intcntl Airport to Ontario
Frontier (5.9/10 from 3,296 reviews) operates around 2 flights from Houston George Bush Intcntl Airport to Ontario in any given week. The average Frontier airfare for this route is around $174, with deals from around $82 rare but found on momondo. Referenced prices are for round-trip Houston George Bush Intcntl Airport to Ontario flight searches in the last 72 hours.
Why use momondo?
Why should I use momondo to find a flight deal from Houston to Ontario?
Finding the right flight to Ontario from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.
Can I find flights from Houston to Ontario with flexible booking policies on momondo?
All flight searches from Houston to Ontario on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Houston to Ontario?
Once you have performed a search for Houston to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Houston to Ontario right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Houston to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.