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.

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.

$74 Cheap Flights from Ontario to Los Angeles in 2025/26

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ontario to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:14 pm - 8:15 am

ONT

LAX

10h 01m1 stop

9:12 am - 1:11 pm

LAX

ONT

3h 59m1 stop

$130Multiple Airlines

Sun, Mar 1 - Wed, Mar 4

7:35 pm - 8:22 am

ONT

LAX

12h 47m1 stop

7:55 pm - 3:07 pm

LAX

ONT

19h 12m1 stop

$155Multiple Airlines

Sat, Jan 24 - Mon, Jan 26

9:10 pm - 8:20 am

ONT

LAX

11h 10m1 stop

9:46 pm - 7:37 am

LAX

ONT

9h 51m1 stop

$159Frontier

Sat, Jan 17 - Sun, Jan 18

8:09 pm - 7:26 am

ONT

LAX

11h 17m1 stop

12:02 pm - 9:33 pm

LAX

ONT

9h 31m1 stop

$160Frontier

Sat, Feb 14 - Sun, Feb 15

7:35 pm - 9:52 am

ONT

LAX

14h 17m1 stop

8:57 pm - 3:07 pm

LAX

ONT

18h 10m2 stops

$166Frontier

Sat, Jan 24 - Mon, Jan 26

2:34 pm - 7:22 pm

ONT

LAX

4h 48m1 stop

9:17 am - 3:39 pm

LAX

ONT

6h 22m1 stop

$168Multiple Airlines

Fri, Jan 16 - Sun, Jan 18

9:10 pm - 1:32 pm

ONT

LAX

16h 22m2 stops

9:46 pm - 7:37 am

LAX

ONT

9h 51m1 stop

$181Frontier

Sat, Jan 17 - Sun, Jan 18

2:34 pm - 9:06 am

ONT

LAX

18h 32m2 stops

9:17 am - 5:44 pm

LAX

ONT

8h 27m1 stop

$198Multiple Airlines

Fri, Jan 16 - Sun, Jan 18

8:21 am - 12:30 am

ONT

LAX

16h 09m2 stops

9:12 am - 1:11 pm

LAX

ONT

3h 59m1 stop

$207Multiple Airlines

Sat, Feb 14 - Sun, Feb 15

9:06 am - 9:39 pm

ONT

LAX

12h 33m1 stop

8:19 pm - 3:54 pm

LAX

ONT

19h 35m1 stop

$226Frontier

Fri, Mar 20 - Mon, Mar 23

Frontier flights from Ontario to Los Angeles

Our best Frontier deals on Ontario to Los Angeles flight tickets

Frontier

Jan 17

ONT9:10 pmOntario

11h 10m

1 stop

LAX8:20 amLos Angeles

Jan 18

LAX9:46 pmLos Angeles

9h 51m

1 stop

ONT7:37 amOntario

$159

Find similar

Frontier

Feb 14

ONT8:09 pmOntario

11h 17m

1 stop

LAX7:26 amLos Angeles

Feb 15

LAX12:02 pmLos Angeles

9h 31m

1 stop

ONT9:33 pmOntario

$160

Find similar

Frontier

Jan 24

ONT7:35 pmOntario

14h 17m

1 stop

LAX9:52 amLos Angeles

Jan 26

LAX8:57 pmLos Angeles

18h 10m

2 stops

ONT3:07 pmOntario

$166

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sun 3/1

10:14 pm-8:15 am

1 stop10h 01m

Los Angeles

Wed 3/4

9:12 am-1:11 pm

1 stop3h 59m

$130

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 1/24

7:35 pm-8:22 am

1 stop12h 47m

Los Angeles

Mon 1/26

7:55 pm-3:07 pm

1 stop19h 12m

$155

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 1/17

9:10 pm-8:20 am

1 stop11h 10m

Los Angeles

Sun 1/18

9:46 pm-7:37 am

1 stop9h 51m

$159

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 2/14

8:09 pm-7:26 am

1 stop11h 17m

Los Angeles

Sun 2/15

12:02 pm-9:33 pm

1 stop9h 31m

$160

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 1/24

7:35 pm-9:52 am

1 stop14h 17m

Los Angeles

Mon 1/26

8:57 pm-3:07 pm

2 stops18h 10m

$166

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Fri 1/16

2:34 pm-7:22 pm

1 stop4h 48m

Los Angeles

Sun 1/18

9:17 am-3:39 pm

1 stop6h 22m

$168

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 1/17

9:10 pm-1:32 pm

2 stops16h 22m

Los Angeles

Sun 1/18

9:46 pm-7:37 am

1 stop9h 51m

$181

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Fri 1/16

2:34 pm-9:06 am

2 stops18h 32m

Los Angeles

Sun 1/18

9:17 am-5:44 pm

1 stop8h 27m

$198

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Sat 2/14

8:21 am-12:30 am

2 stops16h 09m

Los Angeles

Sun 2/15

9:12 am-1:11 pm

1 stop3h 59m

$207

OntarioLos Angeles

ONT - LAX

ONTLAX

Ontario

Fri 3/20

9:06 am-9:39 pm

1 stop12h 33m

Los Angeles

Mon 3/23

8:19 pm-3:54 pm

1 stop19h 35m

$226

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 16m
Direct flights	None

The fastest flight from Ontario to Los Angeles takes 5h 16m

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. 5h 16m 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

San Clemente

Orange

Buena Park

Irvine

Redondo Beach

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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Tue 1/27

Tue 2/3

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing California

Popular cities in the United States

Flights to New Yorkfrom $50

Flights to Miamifrom $50

Flights to Chicagofrom $51

Flights to Orlandofrom $49

Flights to San Franciscofrom $59

Flights to Las Vegasfrom $49

Flights to Washington, D.C.from $58

Flights to Bostonfrom $51

Flights to Atlantafrom $44

Flights to Dallasfrom $51

Flights to Seattlefrom $57

Flights to Denverfrom $53

Cheap flights from Ontario to Los Angeles from $74

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 2/6. 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

Cheap one-way flights

Cheap last minute flights

Frontier flights from Ontario to Los Angeles

Our best Frontier deals on Ontario to Los Angeles flight tickets

momondo Fare Finder

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

See travel insights to Los Angeles from

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