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

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

LAX - ONT
Price
$240 - $1,274

Popular in

February

High demand for flights, 50% potential price rise

Cheapest in

April

Best time to find cheap flights, 62% potential price drop

Round-trip from

$240

From Los Angeles to Ontario International

One-way from

$53

One-way flight from Los Angeles to Ontario International

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 Los Angeles to Ontario International?

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 345% on your flight compared to booking on days when demand is much higher.

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

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 Los Angeles to Ontario International 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 Los Angeles to Ontario International?

April is one of the best times of the year to fly to Ontario International from Los Angeles. Prices for April average $86 per person but you can even find prices for as low as $43. The most expensive prices can be found in the month of December. Opting for a April flight can save you 23% on your journey compared to booking in April

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

It’s optimal to fly from Los Angeles to Ontario International in the evening. By choosing this option you can save up to 48% on the cost of your flight, compared to a flight at noon.

Cheap flights from Los Angeles to Ontario International in February, March 2021

4 Mar - 7 Mar
$90pp
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles
17 Mar - 22 Mar
$92pp
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles
5 Mar - 7 Mar
$101pp
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles

Los Angeles to Ontario International 2021 flight deals

4 Mar - 7 Mar
$90pp
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles
17 Mar - 22 Mar
$92pp
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles
5 Mar - 7 Mar
$101pp
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles

Non-stop flights to Ontario International from Los Angeles

26 Mar - 28 Mar
$1,079pp
LAX
Los Angeles
Linear Air Taxi
Non-Stop
ONT
Ontario
ONT
Ontario
Linear Air Taxi
Non-Stop
LAX
Los Angeles

Last minute flights from Los Angeles to Ontario International

4 Mar - 7 Mar
$90pp
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles
5 Mar - 7 Mar
$101pp
LAX
Los Angeles
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles
5 Mar - 7 Mar
$156pp
LAX
Los Angeles
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
LAX
Los Angeles

One-way flights to Ontario International from Los Angeles

6:39 am - 5:32 pm
Frontier
1 Stop
10h 53m
LAX - ONT
Frontier
$53
Kiwi.com
6:30 pm - 1:52 pm
Multiple Airlines
2 Stops
19h 22m
LAX - ONT
Multiple Airlines
$143
Kiwi.com
4:15 am - 4:54 am
Linear Air Taxi
Nonstop
0h 39m
LAX - ONT
Linear Air Taxi
$1,105
FlightNetwork

Related info for your journey

Flight FAQs

From Los Angeles to Ontario International

Are flight prices decreasing from Los Angeles 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 Los Angeles 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.

What safety measures are being taken by airlines flying from Los Angeles to Ontario to control the spread of COVID-19?

New policies can now be found on Alaska Airlines to help keep travelers safe while flying. New policies for travelers booking flights from Los Angeles to Ontario include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

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

Some of the carriers operating flights from Los Angeles to Ontario that may be offering flexible cancellation policies are Linear Air Taxi, Alaska Airlines, and Frontier. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Los Angeles to Ontario International for under $100 on Cheapflights?

Yes, there are multiple flights from Los Angeles to Ontario International for under $100. The cheapest flight booked recently is on Frontier for just $90, but on average you can expect to pay $132.

Are there nonstop flights from Los Angeles to Ontario International for under $1,100 on Cheapflights?

Cheapflights has at least 1 direct flight from Los Angeles to Ontario International under $1,100. A good price for a nonstop flight from Los Angeles to Ontario International is less than $1,079.

Are there last-minute flights available from Los Angeles to Ontario International for under $100?

There are currently 4+ open flights from Los Angeles to Ontario International within the next 7 days for less than $100.

Does it rain more in Los Angeles or Ontario?

When traveling, we recommend packing in preparation to handle common weather conditions. The rainfall in Los Angeles is typically greater than that of Ontario. We can gather that this will continue over the next 10 days.

Is Los Angeles 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 Los Angeles'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 Los Angeles to Ontario International?

Frontier can get you from Los Angeles to Ontario International in just under 6h 47m. Your travel time can differ by up to .

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

Cheapflights users have booked flights from Los Angeles to Ontario International round-trip from $90. Frontier is priced at 85% lower than the current average price of a flight leaving 3 months from now.

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

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $41. Check flights for Linear Air Taxi, as they currently have the next best price.

Alternative routes for Los Angeles to Ontario International

Destination information for Ontario International

Airports servicing Los Angeles

Airports servicing Ontario

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