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

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

All the information you need to plan the best LAX to ONT flight in 2021: compare Los Angeles to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
LAX - ONT
Price
$240 - $1,274
ONT
Temperature
53.6 - 78.8 °F
ONT
Precipitation
0.1 - 3.4 inches

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

One-way from

$55

One-way flight from Los Angeles to Ontario

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?

Flights from Los Angeles to Ontario are found to be more expensive on Thursday. 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 Ontario.

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

One of the essential ways to save on airfare from Los Angeles to Ontario is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 51% on airfare.

Cheap flights from Los Angeles to Ontario in November, December 2021

The best prices found for LAX to ONT flights for November, December
6 Dec - 16 Dec
$131pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LAX
Los Angeles
20 Dec - 24 Dec
$184pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LAX
Los Angeles
25 Nov - 2 Dec
$187pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LAX
Los Angeles

Los Angeles to Ontario 2022 flight deals

Cheap flights to Ontario from Los Angeles found for next year
6 Dec - 16 Dec
$131pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LAX
Los Angeles
20 Dec - 24 Dec
$184pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LAX
Los Angeles
25 Nov - 2 Dec
$187pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LAX
Los Angeles

Non-stop flights to Ontario from Los Angeles

Save time with Los Angeles to Ontario direct flight deals
27 Dec - 12 Jan
$849pp
LAX
Los Angeles
Linear Air Taxi
Non-Stop
ONT
Ontario
ONT
Ontario
Linear Air Taxi
Non-Stop
LAX
Los Angeles
27 Dec - 1 Jan
$1,223pp
LAX
Los Angeles
Linear Air Taxi
Non-Stop
ONT
Ontario
ONT
Ontario
Linear Air Taxi
Non-Stop
LAX
Los Angeles
26 Dec - 2 Jan
$2,060pp
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

Late deals on round-trip flights to Ontario from Los Angeles, departing today and this week
6 Dec - 16 Dec
$131pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LAX
Los Angeles
6 Dec - 16 Dec
$301pp
LAX
Los Angeles
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LAX
Los Angeles
6 Dec - 16 Dec
$328pp
LAX
Los Angeles
Multiple Airlines
     
3 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LAX
Los Angeles

One-way flights to Ontario from Los Angeles

The cheapest one-way flights from Los Angeles to Ontario
5:00 pm - 6:14 am
Multiple Airlines
1 Stop
13h 14m
LAX - ONT
Multiple Airlines
$55
Kiwi.com
5:00 pm - 4:34 am
Multiple Airlines
1 Stop
11h 34m
LAX - ONT
Multiple Airlines
$58
Kiwi.com
5:00 pm - 4:34 am
Multiple Airlines
1 Stop
11h 34m
LAX - ONT
Multiple Airlines
$59
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Los Angeles</span> to <span class="emphasized">Ontario</span> flights.

Flight FAQs

From Los Angeles to Ontario

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 for under $200 on Cheapflights?

Yes, there are multiple flights from Los Angeles to Ontario for under $200. The cheapest flight booked recently is on Multiple Airlines for just $119, but on average you can expect to pay $229.

Are there nonstop flights from Los Angeles to Ontario for under $900 on Cheapflights?

Cheapflights has at least 8 direct flights from Los Angeles to Ontario under $900. A good price for a nonstop flight from Los Angeles to Ontario is less than $1,862.

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

There are currently 12+ open flights from Los Angeles to Ontario within the next 7 days for less than $200.

How popular is this Los Angeles to Ontario flight route?

The Los Angeles to Ontario flight path was viewed by 117 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest flights from Los Angeles to Ontario?

The cheapest flight price from Los Angeles to Ontario is $140. On average you can expect to pay $804. The most popular route, (Los Angeles - Ontario), can usually be booked for $119.

What are the most popular airlines that fly from Los Angeles to Ontario?

The most popular airlines flying from Los Angeles to Ontario are Alaska Airlines, Frontier and Linear Air Taxi. Something to consider prior to booking your flight.

COVID Restrictions

View COVID Travel Restrictions for Ontario, CA

Do I need a COVID test to fly to Ontario from Los Angeles?

Information is based on travel restrictions for travel to Ontario within the United States

Most visitors from Los Angeles need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.

COVID-19 testing requirements
Visitors from Los Angeles must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.

Quarantine requirements
Visitors from Los Angeles are not required to quarantine after entering Ontario.

Do I need a test to fly back to Los Angeles from Ontario?

Returning to Los Angeles from Ontario

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Los Angeles.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Los Angeles.

Hide COVID Travel Restrictions for Ontario, CA

Alternative routes for Los Angeles to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Ontario

Things to know before you go - useful duration and weather info for your trip from Los Angeles to Ontario.

Airports servicing Los Angeles

Airports servicing Ontario

Hourly flight availability from Los Angeles to Ontario

See what time of day planes typically take off from Los Angeles towards Ontario.
Early morning Midnight to 6 AM 100% of LAX to ONT departures
Morning 6 AM to noon 0% of LAX to ONT departures
Afternoon Noon to 6 PM 0% of LAX to ONT departures
Evening 6 PM to midnight 0% of LAX to ONT departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Los Angeles to Ontario
See how many times per day planes take to the skies headed from Los Angeles to Ontario.
Sunday
1 daily flight
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
0 flights
Friday
0 flights
Saturday
0 flights
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