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Cheap flights from Ontario to Los Angeles (ONT - LAX)

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How to find the cheapest flight from
Ontario (ONT) to Los Angeles (LAX)

What is the cheapest day to fly round-trip from Ontario to Los Angeles?

Thursday flights are found to be more expensive to fly from Ontario to Los Angeles. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Los Angeles.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 17 days in advance, which can save you up to 20% on flights from Ontario to Los Angeles compared to booking the week you need them. Waiting 17 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $75. For sooner than that we have options available in the next 3 days from $95.

What is the cheapest month to fly from Ontario to Los Angeles?

April can be a great time to fly to Los Angeles from Ontario with a flight ticket averaging about $86. Cheapflights users have found deals in the month of April for as cheap as $43. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Ontario to Los Angeles (ONT - LAX)?

Unlike at noon, when flights are generally more expensive, you can save up to 49% on flights from Ontario to Los Angeles by exploring options for tickets in the morning.

Cheap flights from Ontario to Los Angeles in January, February 2021

The best prices found for ONT to LAX flights for January, February
28 Jan - 8 Feb
$117pp
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
13 Feb - 18 Feb
$385pp
ONT
Ontario
Multiple Airlines
   
2 STOPS
LAX
Los Angeles
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
13 Feb - 19 Feb
$390pp
ONT
Ontario
Multiple Airlines
   
2 STOPS
LAX
Los Angeles
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario

Ontario to Los Angeles 2021 flight deals

Cheap flights to Los Angeles from Ontario found for this year
28 Jan - 8 Feb
$117pp
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
13 Feb - 18 Feb
$385pp
ONT
Ontario
Multiple Airlines
   
2 STOPS
LAX
Los Angeles
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
13 Feb - 19 Feb
$390pp
ONT
Ontario
Multiple Airlines
   
2 STOPS
LAX
Los Angeles
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario

Non-stop flights to Los Angeles from Ontario

Save time with Ontario to Los Angeles direct flight deals
28 Jan - 8 Feb
$1,707pp
ONT
Ontario
Linear Air Taxi
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Linear Air Taxi
Non-Stop
ONT
Ontario
13 Feb - 19 Feb
$1,708pp
ONT
Ontario
Linear Air Taxi
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Linear Air Taxi
Non-Stop
ONT
Ontario

Last minute flights from Ontario to Los Angeles

Late deals on round-trip flights to Los Angeles from Ontario, departing today and this week
28 Jan - 8 Feb
$117pp
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
28 Jan - 8 Feb
$1,707pp
ONT
Ontario
Linear Air Taxi
Non-Stop
LAX
Los Angeles
LAX
Los Angeles
Linear Air Taxi
Non-Stop
ONT
Ontario

One-way flights to Los Angeles from Ontario

The cheapest one-way flights from Ontario to Los Angeles
2:44 pm - 5:11 am
Frontier
1 Stop
14h 27m
ONT - LAX
Frontier
$55
CheapFlights

Related info for your journey

Useful info, stats and facts about Ontario to Los Angeles flights.

Flight FAQs

From Ontario to Los Angeles

Are flight prices decreasing from Ontario to Los Angeles 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 Ontario and Los Angeles 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.

Which airlines flying from Ontario to Los Angeles have flexible changes due to COVID-19?

Some of our airline partners flying from Ontario to Los Angeles have new flexible policies in place due to COVID-19. Linear Air Taxi is one of the carriers where you may find flexible change policies. You can use our site to filter for airlines like Linear Air Taxi with this kind of flexibility.

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

Yes, there are multiple flights from Ontario to Los Angeles for under $200. The cheapest flight booked recently is on Frontier for just $117, but on average you can expect to pay $738.

Are there nonstop flights from Ontario to Los Angeles for under $1,800 on Cheapflights?

Cheapflights has at least 2 direct flights from Ontario to Los Angeles under $1,800. A good price for a nonstop flight from Ontario to Los Angeles is less than $1,707.

Are there last-minute flights available from Ontario to Los Angeles for under $200?

There are currently 2+ open flights from Ontario to Los Angeles within the next 7 days for less than $200.

Does it rain more in Ontario or Los Angeles?

Ontario will have less rainfall in 2 compared to Los Angeles over the next 8 days.

Is Ontario weather warmer or cooler than Los Angeles?

Expect the weather to be around 95 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Los Angeles is generally colder than in Ontario.

How long is the flight from Ontario to Los Angeles?

A quick flight from Ontario to Los Angeles can take about 39m. Linear Air Taxi provides one of the quickest options available for as low as $1,707. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Ontario to Los Angeles round-trip?

Our cheapest airline available from Ontario to Los Angeles is Frontier. Our recent data shows that you can find tickets from as low as $117 on this airline. An additional option worth looking into is Linear Air Taxi, starting at $1,707.

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

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $55.

Alternative routes for Ontario to Los Angeles

Destination information for Los Angeles

Things to know before you go. Useful info for your trip from Ontario to Los Angeles
Flight duration
0h 39m
Average temperature for January in Los Angeles
69.8 °F
Avg rainfall for January in Los Angeles
0.7 ″

Airports servicing Ontario

Airports servicing Los Angeles

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