Cheap flights from Ontario to Los Angeles from $187
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Los Angeles departing on 7/16. 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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Alaska Airlines flights from Region of Ontario to Ontario
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American Airlines flights from Region of Ontario to Ontario
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How to get the cheapest flight ticket from Region of Ontario 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 Region of Ontario to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $284. If you aren’t able to travel during the month of September, then book flights to Ontario from Region of Ontario during January instead. Flights to Ontario in January, while not as cheap as those in September, still average around $305.
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 Friday when prices can be found for as low as $360. 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 Region of Ontario to Ontario for around $606.
What is the cheapest time of day to depart on your flight to Ontario?
In the evening is the cheapest time of day to fly from Region of Ontario to Ontario when you can find flight prices for as low as $258. Flying to Ontario in the evening 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 afternoon when prices are $451 on average. Flights to Ontario from Region of Ontario in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Ontario?
You are more likely to see cheaper flights to Ontario from Region of Ontario when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $398 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Region of Ontario for as low as $314 on momondo.
What is the cheapest airline that flies from Ontario to Ontario?
Alaska Airlines, American Airlines, and Delta are the most popular carriers operating from Ontario to Ontario
What airlines fly to Ontario?
Porter Airlines, Air Canada and WestJet are the top three most popular airlines that fly to Ontario from Region of Ontario according to our data. Porter Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 7 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
Cheap Region of Ontario to Ontario flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Ontario
When did momondo last update prices for flights from Ontario to Ontario Airport?
Prices for flights from Ontario to Ontario Airport were last updated today.
How many operators does momondo search for flights from Ontario to Ontario Airport?
As of June 2025, there are 4 operators available to choose from for flights from Ontario to Ontario Airport.
How old do you have to be to fly from Ontario to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Region of Ontario to Ontario
Compare and see reviews for airlines that fly from Region of Ontario to Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $266 | Free Cancellation | Rating 7.1 9,563 reviews | |||
| PriceFrom $274 | Free Cancellation | Rating 7.4 8,809 reviews | |||
| PriceFrom $279 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $294 | Free Cancellation | Rating 8.0 7,964 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ontario to Ontario?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Ontario. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Ontario to Ontario with flexible booking policies on momondo?
momondo does allow users to show only those flights to Ontario from Ontario which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Ontario to Ontario?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Ontario.
I’m not ready to book a flight from Ontario to Ontario right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Ontario from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.