How often are flights from Ontario to Los Angeles delayed?

Historically, on average around 22% 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 59 minutes.

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

According to our data, AeroUnion have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

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

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

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.

$95 Cheap Flights from Ontario to Los Angeles in 2025/26

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10:18 pm - 10:36 amONT-LAX

12h 18m1 stop

7:10 am - 10:59 pmLAX-ONT

15h 49m1 stop

$128Frontier

Find Deal

Fri, Jan 9 - Sat, Jan 17

2:34 pm - 10:36 amONT-LAX

20h 02m1 stop

4:02 pm - 10:59 pmLAX-ONT

6h 57m1 stop

$132Frontier

Find Deal

Fri, Jan 9 - Sat, Jan 17

2:34 pm - 7:21 pmONT-LAX

4h 47m1 stop

9:12 am - 3:39 pmLAX-ONT

6h 27m1 stop

$135Multiple Airlines

Find Deal

Fri, Jan 9 - Sun, Jan 18

2:59 pm - 9:11 pmONT-LAX

30h 12m1 stop

6:58 pm - 12:12 amLAX-ONT

5h 14m1 stop

$137Frontier

Find Deal

Mon, Dec 15 - Mon, Dec 22

6:15 am - 8:05 pmONT-LAX

13h 50m1 stop

6:30 am - 12:20 amLAX-ONT

17h 50m1 stop

$144Frontier

Find Deal

Tue, Dec 9 - Mon, Feb 2

10:18 pm - 2:39 pmONT-LAX

16h 21m2 stops

4:02 pm - 10:59 pmLAX-ONT

6h 57m1 stop

$156Frontier

Find Deal

Fri, Jan 9 - Sat, Jan 17

10:18 pm - 8:15 amONT-LAX

9h 57m1 stop

9:12 am - 10:59 pmLAX-ONT

13h 47m2 stops

$157Multiple Airlines

Find Deal

Fri, Jan 9 - Sat, Jan 17

5:57 pm - 8:19 amONT-LAX

14h 22m1 stop

9:07 pm - 5:02 pmLAX-ONT

19h 55m1 stop

$158Frontier

Find Deal

Thu, Feb 19 - Sun, Feb 22

10:18 pm - 2:39 pmONT-LAX

16h 21m2 stops

4:02 pm - 10:59 pmLAX-ONT

6h 57m1 stop

$161Frontier

Find Deal

Fri, Jan 9 - Sat, Jan 17

5:57 pm - 8:19 amONT-LAX

14h 22m1 stop

9:18 pm - 11:31 pmLAX-ONT

26h 13m2 stops

$165Frontier

Find Deal

Thu, Feb 19 - Sun, Feb 22

Frontier flights from Ontario to Los Angeles

Our best Frontier deals on Ontario to Los Angeles flight tickets

Frontier

Jan 9

ONT10:18 pmOntario

12h 18m

1 stop

LAX10:36 amLos Angeles

Jan 17

LAX7:10 amLos Angeles

15h 49m

1 stop

ONT10:59 pmOntario

$128

Find similar

Frontier

Jan 9

ONT2:34 pmOntario

20h 02m

1 stop

LAX10:36 amLos Angeles

Jan 17

LAX4:02 pmLos Angeles

6h 57m

1 stop

ONT10:59 pmOntario

$132

Find similar

Frontier

Dec 15

ONT2:59 pmOntario

30h 12m

1 stop

LAX9:11 pmLos Angeles

Dec 22

LAX6:58 pmLos Angeles

5h 14m

1 stop

ONT12:12 amOntario

$137

Find similar

Alaska Airlines flights from Ontario to Los Angeles

Our best Alaska Airlines deals on Ontario to Los Angeles flight tickets

Alaska Airlines

Mar 13

ONT7:00 amOntario

6h 03m

1 stop

LAX1:03 pmLos Angeles

Mar 16

LAX7:45 amLos Angeles

9h 29m

2 stops

ONT5:14 pmOntario

$356

Find similar

Alaska Airlines

Dec 5

ONT12:13 pmOntario

10h 43m

2 stops

LAX10:56 pmLos Angeles

Dec 8

LAX7:00 amLos Angeles

13h 03m

2 stops

ONT8:03 pmOntario

$508

Find similar

Alaska Airlines

Dec 20

ONT11:00 amOntario

13h 22m

2 stops

LAX12:22 amLos Angeles

Dec 27

LAX11:06 amLos Angeles

13h 08m

2 stops

ONT12:14 amOntario

$1,016

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Fri 1/9

10:18 pm-10:36 am

1 stop12h 18m

Los Angeles

Sat 1/17

7:10 am-10:59 pm

1 stop15h 49m

$128

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Fri 1/9

2:34 pm-10:36 am

1 stop20h 02m

Los Angeles

Sat 1/17

4:02 pm-10:59 pm

1 stop6h 57m

$132

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Fri 1/9

2:34 pm-7:21 pm

1 stop4h 47m

Los Angeles

Sun 1/18

9:12 am-3:39 pm

1 stop6h 27m

$135

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Mon 12/15

2:59 pm-9:11 pm

1 stop30h 12m

Los Angeles

Mon 12/22

6:58 pm-12:12 am

1 stop5h 14m

$137

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Tue 12/9

6:15 am-8:05 pm

1 stop13h 50m

Los Angeles

Mon 2/2

6:30 am-12:20 am

1 stop17h 50m

$144

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Fri 1/9

10:18 pm-2:39 pm

2 stops16h 21m

Los Angeles

Sat 1/17

4:02 pm-10:59 pm

1 stop6h 57m

$156

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Fri 1/9

10:18 pm-8:15 am

1 stop9h 57m

Los Angeles

Sat 1/17

9:12 am-10:59 pm

2 stops13h 47m

$157

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Thu 2/19

5:57 pm-8:19 am

1 stop14h 22m

Los Angeles

Sun 2/22

9:07 pm-5:02 pm

1 stop19h 55m

$158

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Fri 1/9

10:18 pm-2:39 pm

2 stops16h 21m

Los Angeles

Sat 1/17

4:02 pm-10:59 pm

1 stop6h 57m

$161

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Thu 2/19

5:57 pm-8:19 am

1 stop14h 22m

Los Angeles

Sun 2/22

9:18 pm-11:31 pm

2 stops26h 13m

$165

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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

Direct flights	None

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 47m 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

Laguna Beach

Big Bear Lake

Temecula

Big Bear

Riverside

Carlsbad

Malibu

Oceanside

Inglewood

Huntington Beach

Pasadena

Newport Beach

Ventura

Irvine

Buena Park

Redondo Beach

Orange

Glendale

Beverly Hills

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.

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.

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Fri 12/19

Fri 12/26

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Popular cities in the United States

Flights to New Yorkfrom $44

Flights to Miamifrom $38

Flights to Chicagofrom $50

Flights to Orlandofrom $38

Flights to Las Vegasfrom $45

Flights to San Franciscofrom $54

Flights to Washington, D.C.from $38

Flights to Bostonfrom $53

Flights to Atlantafrom $38

Flights to Dallasfrom $48

Flights to Seattlefrom $58

Flights to Denverfrom $48

Cheap flights from Ontario to Los Angeles from $95

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 12/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ontario to Los Angeles

Cheap round-trip flights

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Frontier flights from Ontario to Los Angeles

Our best Frontier deals on Ontario to Los Angeles flight tickets

Alaska Airlines flights from Ontario to Los Angeles

Our best Alaska Airlines deals on Ontario to Los Angeles flight tickets

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Use the filters below to find and compare flights from Ontario to Los Angeles that are best for you.

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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

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 22% 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 59 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?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday 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, AeroUnion have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

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

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