How often are flights from Ontario to Los Angeles delayed?

Historically, on average around 28% of flights between Ontario and Los Angeles have experienced a delay on any given week. The average delay length over the past 12 months has been 81 minutes.

What is the most punctual flight time for Ontario to Los Angeles flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Ontario to Los Angeles flights?

According to our data, Southwest have had the least number of delays on this route over the last 12 months; with about 25% of their flights experiencing any sort of delay.

When did momondo last update prices for flights from Ontario Airport to Los Angeles Airport?

Prices for flights from Ontario Airport to Los Angeles Airport are updated daily.

How old do you have to be to fly from Ontario Airport to Los Angeles 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 Ontario Airport to Los Angeles Airport.

What documentation or ID do you need to fly to Los Angeles Airport?

The necessary travel and health documents for your Los Angeles Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$89 Cheap Flights from Ontario to Los Angeles in 2026

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Cheap round-trip flights

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3:22 pm - 8:15 am

ONT

LAX

16h 53m

1 stop

1:51 pm - 9:34 pm

LAX

ONT

7h 43m

1 stop

$113Multiple Airlines

Tue, Feb 24 - Tue, Mar 3

8:40 am - 11:18 pm

ONT

LAX

14h 38m

1 stop

1:51 pm - 9:34 pm

LAX

ONT

7h 43m

1 stop

$128Frontier

Wed, Feb 25 - Wed, Mar 4

3:28 pm - 8:15 am

ONT

LAX

16h 47m

1 stop

10:37 pm - 1:11 pm

LAX

ONT

14h 34m

1 stop

$131Multiple Airlines

Mon, Feb 23 - Mon, Mar 2

6:43 pm - 3:45 pm

ONT

LAX

21h 02m

2 stops

9:12 am - 1:11 pm

LAX

ONT

3h 59m

1 stop

$154Multiple Airlines

Mon, Feb 23 - Mon, Mar 2

8:35 am - 10:40 pm

ONT

LAX

14h 05m

2 stops

6:20 am - 9:34 pm

LAX

ONT

15h 14m

1 stop

$163Multiple Airlines

Tue, Feb 24 - Tue, Mar 3

2:06 pm - 3:06 pm

ONT

LAX

25h 00m

1 stop

4:07 pm - 1:28 pm

LAX

ONT

21h 21m

1 stop

$168Multiple Airlines

Thu, Mar 19 - Mon, Mar 23

8:40 am - 9:15 pm

ONT

LAX

12h 35m

1 stop

6:33 pm - 9:34 am

LAX

ONT

15h 01m

2 stops

$177Frontier

Wed, Feb 25 - Wed, Mar 4

3:30 pm - 8:11 am

ONT

LAX

16h 41m

1 stop

9:28 pm - 8:06 am

LAX

ONT

10h 38m

1 stop

$186Multiple Airlines

Fri, Mar 20 - Sun, Mar 22

7:31 pm - 8:11 am

ONT

LAX

12h 40m

1 stop

9:12 am - 3:37 pm

LAX

ONT

6h 25m

1 stop

$194Multiple Airlines

Sat, Mar 14 - Mon, Mar 23

2:06 pm - 8:11 am

ONT

LAX

18h 05m

1 stop

10:33 pm - 1:28 pm

LAX

ONT

38h 55m

2 stops

$200Multiple Airlines

Thu, Mar 19 - Mon, Mar 23

Frontier flights from Ontario to Los Angeles

Our best Frontier deals on Ontario to Los Angeles flight tickets

Frontier

Feb 25

ONT8:40 amOntario

14h 38m

1 stop

LAX11:18 pmLos Angeles

Mar 4

LAX1:51 pmLos Angeles

7h 43m

1 stop

ONT9:34 pmOntario

$128

Frontier

Feb 25

ONT8:40 amOntario

12h 35m

1 stop

LAX9:15 pmLos Angeles

Mar 4

LAX6:33 pmLos Angeles

15h 01m

2 stops

ONT9:34 amOntario

$177

Frontier

Mar 21

ONT6:15 amOntario

18h 01m

1 stop

LAX12:16 amLos Angeles

Mar 23

LAX8:19 pmLos Angeles

17h 09m

1 stop

ONT1:28 pmOntario

$211

Fly from

Fly to

Route

Depart

Return

Price

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Tue 2/24

3:22 pm-8:15 am

1 stop16h 53m

Los Angeles

Tue 3/3

1:51 pm-9:34 pm

1 stop7h 43m

$113

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Wed 2/25

8:40 am-11:18 pm

1 stop14h 38m

Los Angeles

Wed 3/4

1:51 pm-9:34 pm

1 stop7h 43m

$128

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Mon 2/23

3:28 pm-8:15 am

1 stop16h 47m

Los Angeles

Mon 3/2

10:37 pm-1:11 pm

1 stop14h 34m

$131

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Mon 2/23

6:43 pm-3:45 pm

2 stops21h 02m

Los Angeles

Mon 3/2

9:12 am-1:11 pm

1 stop3h 59m

$154

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Tue 2/24

8:35 am-10:40 pm

2 stops14h 05m

Los Angeles

Tue 3/3

6:20 am-9:34 pm

1 stop15h 14m

$163

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Thu 3/19

2:06 pm-3:06 pm

1 stop25h 00m

Los Angeles

Mon 3/23

4:07 pm-1:28 pm

1 stop21h 21m

$168

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Wed 2/25

8:40 am-9:15 pm

1 stop12h 35m

Los Angeles

Wed 3/4

6:33 pm-9:34 am

2 stops15h 01m

$177

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Fri 3/20

3:30 pm-8:11 am

1 stop16h 41m

Los Angeles

Sun 3/22

9:28 pm-8:06 am

1 stop10h 38m

$186

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 3/14

7:31 pm-8:11 am

1 stop12h 40m

Los Angeles

Mon 3/23

9:12 am-3:37 pm

1 stop6h 25m

$194

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Thu 3/19

2:06 pm-8:11 am

1 stop18h 05m

Los Angeles

Mon 3/23

10:33 pm-1:28 pm

2 stops38h 55m

$200

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How to get the cheapest flight ticket from Ontario to Los Angeles

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

Airlines

Delays

What is the cheapest airline that flies from Ontario to Los Angeles?

Frontier is the most popular carrier operating from Ontario to Los Angeles

When to book flights from Ontario to Los Angeles

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Los Angeles according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Los Angeles (ONT to LAX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Los Angeles

Fastest flight time	4h 03m
Direct flights	None

The fastest flight from Ontario to Los Angeles takes 4h 03m

There are no direct flights from Ontario to Los Angeles. There are no popular flight routes from Ontario to Los Angeles.

Search flight deals

How far is Ontario to Los Angeles by plane?
There are 38.0 mi between Ontario and Los Angeles. 4h 03m is a normal flight duration for this route.
When did momondo last update prices for flights from Ontario Airport to Los Angeles Airport?
Prices for flights from Ontario Airport to Los Angeles Airport are updated daily.
How old do you have to be to fly from Ontario Airport to Los Angeles 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 Ontario Airport to Los Angeles Airport.
What documentation or ID do you need to fly to Los Angeles Airport?
The necessary travel and health documents for your Los Angeles Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Avalon

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Big Bear Lake

Temecula

Big Bear

Riverside

Carlsbad

Malibu

Oceanside

Inglewood

San Clemente

Huntington Beach

Pasadena

Newport Beach

Orange

Ventura

Irvine

Buena Park

Downey

Rancho Cucamonga

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Los Angeles?

Finding the right flight to Los Angeles from Ontario 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 Los Angeles quick and easy, saving you time and money.

Can I find flights from Ontario to Los Angeles with flexible booking policies on momondo?

Yes. All flights to Los Angeles from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Los Angeles?

Once you have performed a search for Ontario to Los Angeles 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 Ontario to Los Angeles right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Los Angeles now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Los Angeles and let you know when they change.

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Flights to Las Vegasfrom $40

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Flights to Bostonfrom $52

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Flights to Denverfrom $55

Cheap flights from Ontario 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 Ontario to Los Angeles departing on 2/15. 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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How to get the cheapest flight ticket from Ontario to Los Angeles

What is the cheapest airline that flies from Ontario to Los Angeles?

Frontier is the most popular carrier operating from Ontario to Los Angeles

How often are flights from Ontario to Los Angeles delayed?

Historically, on average around 28% of flights between Ontario and Los Angeles have experienced a delay on any given week. The average delay length over the past 12 months has been 81 minutes.

What is the most punctual flight time for Ontario to Los Angeles flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Ontario to Los Angeles flights?

According to our data, Southwest have had the least number of delays on this route over the last 12 months; with about 25% of their flights experiencing any sort of delay.

When to book flights from Ontario to Los Angeles

Cheap Ontario to Los Angeles (ONT to LAX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Los Angeles

Fastest flight time

Direct flights

How far is Ontario to Los Angeles by plane?

When did momondo last update prices for flights from Ontario Airport to Los Angeles Airport?

How old do you have to be to fly from Ontario Airport to Los Angeles Airport?

What documentation or ID do you need to fly to Los Angeles Airport?

Traveling to a place near Los Angeles?

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Los Angeles?

Can I find flights from Ontario to Los Angeles with flexible booking policies on momondo?

How can momondo help me find flights from Ontario to Los Angeles?

I’m not ready to book a flight from Ontario to Los Angeles right now. Can momondo alert me if prices change?

An easier way to manage your Los Angeles trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California