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, Volaris have had the least number of delays on this route over the last 12 months; with about 13% 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.

How often are flights from Ontario to Los Angeles delayed?

Historically, on average around 25% 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 67 minutes.

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.

$73 Cheap Flights from Ontario to Los Angeles in 2025/26

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Find the cheapest flights from Ontario to Los Angeles

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4:04 pm - 10:36 am

ONT

LAX

18h 32m1 stop

9:17 am - 5:54 pm

LAX

ONT

8h 37m1 stop

$122Multiple Airlines

Tue, Jan 6 - Tue, Jan 13

7:00 am - 8:28 pm

ONT

LAX

13h 28m1 stop

9:17 am - 2:51 pm

LAX

ONT

5h 34m1 stop

$131Multiple Airlines

Sat, Jan 10 - Mon, Jan 12

4:04 pm - 10:36 am

ONT

LAX

18h 32m1 stop

12:25 pm - 10:59 pm

LAX

ONT

10h 34m2 stops

$140Frontier

Tue, Jan 6 - Tue, Jan 13

7:00 am - 7:09 pm

ONT

LAX

12h 09m2 stops

9:17 am - 2:51 pm

LAX

ONT

5h 34m1 stop

$180Multiple Airlines

Sat, Jan 10 - Mon, Jan 12

6:17 pm - 5:04 pm

ONT

LAX

22h 47m1 stop

5:59 pm - 11:21 pm

LAX

ONT

5h 22m1 stop

$270Multiple Airlines

Tue, Dec 30 - Sat, Jan 3

6:00 pm - 5:04 pm

ONT

LAX

23h 04m1 stop

9:20 pm - 5:15 pm

LAX

ONT

19h 55m1 stop

$282Multiple Airlines

Wed, Dec 24 - Sun, Dec 28

6:00 pm - 12:04 pm

ONT

LAX

18h 04m2 stops

9:20 pm - 5:15 pm

LAX

ONT

19h 55m1 stop

$312Multiple Airlines

Wed, Dec 24 - Sun, Dec 28

6:17 pm - 1:22 pm

ONT

LAX

19h 05m2 stops

5:59 pm - 11:21 pm

LAX

ONT

5h 22m1 stop

$345Multiple Airlines

Tue, Dec 30 - Sat, Jan 3

1:30 pm - 8:17 pm

ONT

LAX

6h 47m1 stop

7:00 am - 12:14 am

LAX

ONT

41h 14m2 stops

$846Multiple Airlines

Sun, May 24 - Sun, Jun 28

Frontier flights from Ontario to Los Angeles

Our best Frontier deals on Ontario to Los Angeles flight tickets

Frontier

Jan 6

ONT4:04 pmOntario

18h 32m

1 stop

LAX10:36 amLos Angeles

Jan 13

LAX12:25 pmLos Angeles

10h 34m

2 stops

ONT10:59 pmOntario

$140

Find similar

Frontier

Dec 15

ONT10:12 pmOntario

25h 29m

1 stop

LAX11:41 pmLos Angeles

Dec 17

LAX3:30 pmLos Angeles

25h 52m

1 stop

ONT5:22 pmOntario

$412

Find similar

Frontier

Dec 12

ONT5:18 pmOntario

26h 47m

1 stop

LAX8:05 pmLos Angeles

Dec 19

LAX3:30 pmLos Angeles

5h 47m

1 stop

ONT9:17 pmOntario

$413

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Tue 1/6

4:04 pm-10:36 am

1 stop18h 32m

Los Angeles

Tue 1/13

9:17 am-5:54 pm

1 stop8h 37m

$122

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 1/10

7:00 am-8:28 pm

1 stop13h 28m

Los Angeles

Mon 1/12

9:17 am-2:51 pm

1 stop5h 34m

$131

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Tue 1/6

4:04 pm-10:36 am

1 stop18h 32m

Los Angeles

Tue 1/13

12:25 pm-10:59 pm

2 stops10h 34m

$140

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 1/10

7:00 am-7:09 pm

2 stops12h 09m

Los Angeles

Mon 1/12

9:17 am-2:51 pm

1 stop5h 34m

$180

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Tue 12/30

6:17 pm-5:04 pm

1 stop22h 47m

Los Angeles

Sat 1/3

5:59 pm-11:21 pm

1 stop5h 22m

$270

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Wed 12/24

6:00 pm-5:04 pm

1 stop23h 04m

Los Angeles

Sun 12/28

9:20 pm-5:15 pm

1 stop19h 55m

$282

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Wed 12/24

6:00 pm-12:04 pm

2 stops18h 04m

Los Angeles

Sun 12/28

9:20 pm-5:15 pm

1 stop19h 55m

$312

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Tue 12/30

6:17 pm-1:22 pm

2 stops19h 05m

Los Angeles

Sat 1/3

5:59 pm-11:21 pm

1 stop5h 22m

$345

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sun 5/24

1:30 pm-8:17 pm

1 stop6h 47m

Los Angeles

Sun 6/28

7:00 am-12:14 am

2 stops41h 14m

$846

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Thu 1/8

2:34 pm-7:36 pm

1 stop5h 02m

$73

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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	6h 47m
Direct flights	None

The fastest flight from Ontario to Los Angeles takes 6h 47m

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. 6h 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

Big Bear Lake

Laguna Beach

Temecula

Big Bear

Riverside

Carlsbad

Malibu

Oceanside

Inglewood

Huntington Beach

Pasadena

Newport Beach

Ventura

Orange

Irvine

Buena Park

Redondo Beach

Glendale

Downey

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 New Yorkfrom $34

Flights to Miamifrom $49

Flights to Chicagofrom $49

Flights to Orlandofrom $41

Flights to San Franciscofrom $53

Flights to Las Vegasfrom $40

Flights to Washington, D.C.from $49

Flights to Bostonfrom $55

Flights to Atlantafrom $49

Flights to Dallasfrom $52

Flights to Seattlefrom $58

Flights to Denverfrom $47

Cheap flights from Ontario to Los Angeles from $73

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 1/8. 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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Filter for what you want

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Frontier flights from Ontario to Los Angeles

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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

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 25% 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 67 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, Volaris have had the least number of delays on this route over the last 12 months; with about 13% 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