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 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.

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.

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.

$63 Cheap Flights from Ontario to Los Angeles in 2026

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6:15 am - 12:16 am

ONT

LAX

18h 01m

1 stop

10:03 am - 9:03 pm

LAX

ONT

11h 00m

1 stop

$130Multiple Airlines

Wed, Mar 11 - Wed, Mar 18

9:40 pm - 12:39 pm

ONT

LAX

14h 59m

1 stop

8:19 pm - 1:28 pm

LAX

ONT

17h 09m

1 stop

$131Frontier

Mon, Mar 9 - Mon, Mar 16

3:22 pm - 8:15 am

ONT

LAX

16h 53m

1 stop

4:07 pm - 1:11 pm

LAX

ONT

21h 04m

1 stop

$136Multiple Airlines

Tue, Feb 24 - Wed, Feb 25

2:23 pm - 12:39 pm

ONT

LAX

22h 16m

1 stop

9:05 pm - 11:56 pm

LAX

ONT

26h 51m

2 stops

$141Frontier

Tue, Mar 17 - Tue, Apr 7

10:27 pm - 7:21 am

ONT

LAX

8h 54m

1 stop

4:28 pm - 8:04 am

LAX

ONT

15h 36m

1 stop

$146Frontier

Thu, Apr 2 - Sun, Apr 5

8:09 pm - 7:26 am

ONT

LAX

11h 17m

1 stop

3:57 pm - 6:22 pm

LAX

ONT

26h 25m

1 stop

$151Frontier

Sat, Feb 21 - Tue, Feb 24

8:09 pm - 7:26 am

ONT

LAX

11h 17m

1 stop

3:57 pm - 1:52 pm

LAX

ONT

21h 55m

1 stop

$152Frontier

Sat, Feb 21 - Tue, Feb 24

10:57 am - 5:12 pm

ONT

LAX

6h 15m

1 stop

10:33 pm - 1:28 pm

LAX

ONT

38h 55m

2 stops

$154Frontier

Mon, Mar 9 - Mon, Mar 16

7:10 pm - 7:20 am

ONT

LAX

12h 10m

1 stop

9:12 am - 3:37 pm

LAX

ONT

6h 25m

1 stop

$155Multiple Airlines

Sat, Mar 7 - Mon, Mar 9

12:59 am - 8:40 am

ONT

LAX

7h 41m

1 stop

9:28 pm - 1:40 pm

LAX

ONT

16h 12m

1 stop

$161Frontier

Thu, Apr 30 - Mon, May 11

Frontier flights from Ontario to Los Angeles

Our best Frontier deals on Ontario to Los Angeles flight tickets

Frontier

Mar 11

ONT6:15 amOntario

18h 01m

1 stop

LAX12:16 amLos Angeles

Mar 18

LAX1:39 pmLos Angeles

7h 24m

1 stop

ONT9:03 pmOntario

$130

Frontier

Mar 9

ONT9:40 pmOntario

14h 59m

1 stop

LAX12:39 pmLos Angeles

Mar 16

LAX8:19 pmLos Angeles

17h 09m

1 stop

ONT1:28 pmOntario

$131

Frontier

Mar 17

ONT2:23 pmOntario

22h 16m

1 stop

LAX12:39 pmLos Angeles

Apr 7

LAX9:05 pmLos Angeles

26h 51m

2 stops

ONT11:56 pmOntario

$141

Fly from

Fly to

Route

Depart

Return

Price

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Wed 3/11

6:15 am-12:16 am

1 stop18h 01m

Los Angeles

Wed 3/18

10:03 am-9:03 pm

1 stop11h 00m

$130

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Mon 3/9

9:40 pm-12:39 pm

1 stop14h 59m

Los Angeles

Mon 3/16

8:19 pm-1:28 pm

1 stop17h 09m

$131

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Tue 2/24

3:22 pm-8:15 am

1 stop16h 53m

Los Angeles

Wed 2/25

4:07 pm-1:11 pm

1 stop21h 04m

$136

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Tue 3/17

2:23 pm-12:39 pm

1 stop22h 16m

Los Angeles

Tue 4/7

9:05 pm-11:56 pm

2 stops26h 51m

$141

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Thu 4/2

10:27 pm-7:21 am

1 stop8h 54m

Los Angeles

Sun 4/5

4:28 pm-8:04 am

1 stop15h 36m

$146

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 2/21

8:09 pm-7:26 am

1 stop11h 17m

Los Angeles

Tue 2/24

3:57 pm-6:22 pm

1 stop26h 25m

$151

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 2/21

8:09 pm-7:26 am

1 stop11h 17m

Los Angeles

Tue 2/24

3:57 pm-1:52 pm

1 stop21h 55m

$152

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Mon 3/9

10:57 am-5:12 pm

1 stop6h 15m

Los Angeles

Mon 3/16

10:33 pm-1:28 pm

2 stops38h 55m

$154

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 3/7

7:10 pm-7:20 am

1 stop12h 10m

Los Angeles

Mon 3/9

9:12 am-3:37 pm

1 stop6h 25m

$155

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Thu 4/30

12:59 am-8:40 am

1 stop7h 41m

Los Angeles

Mon 5/11

9:28 pm-1:40 pm

1 stop16h 12m

$161

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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	5h 05m
Direct flights	None

The fastest flight from Ontario to Los Angeles takes 5h 05m

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

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How far is Ontario to Los Angeles by plane?
There are 38.0 mi between Ontario and Los Angeles. 5h 05m 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

Riverside

Carlsbad

Big Bear

Malibu

Oceanside

Inglewood

San Clemente

Orange

Huntington Beach

Pasadena

Newport Beach

Ventura

Downey

Buena Park

Rancho Cucamonga

Irvine

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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Cheap flights from Ontario to Los Angeles from $63

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 2/23. 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?

How often are flights from Ontario to Los Angeles delayed?

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

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

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

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

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.

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Los Angeles

List of cabin classes available on flights landing in Los Angeles. Availability may vary depending on flight origin and airline.

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