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Cheap flights from Ontario to Los Angeles from $42

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:40 pm - 7:48 amONT  Ontario-LAX Los Angeles
9h 08m1 stop Las Vegas Harry Reid Intl
Frontier Logo
7:00 am - 12:39 pmLAX  Los Angeles-ONT Ontario
5h 39m1 stop Las Vegas Harry Reid Intl
$83Frontier
Tue, Nov 24 - Tue, Dec 1
Frontier Logo
10:40 pm - 7:48 amONT  Ontario-LAX Los Angeles
9h 08m1 stop Las Vegas Harry Reid Intl
Frontier Logo
7:00 am - 12:39 pmLAX  Los Angeles-ONT Ontario
5h 39m1 stop Las Vegas Harry Reid Intl
$84Frontier
Tue, Nov 24 - Tue, Dec 1
Frontier Logo
10:48 pm - 12:21 pmONT  Ontario-LAX Los Angeles
13h 33m1 stop Las Vegas Harry Reid Intl
Frontier Logo
11:09 am - 5:55 pmLAX  Los Angeles-ONT Ontario
6h 46m1 stop Las Vegas Harry Reid Intl
$85Frontier
Tue, Dec 22 - Tue, Jan 12
Frontier Logo
8:02 am - 11:49 pmONT  Ontario-LAX Los Angeles
15h 47m1 stop San Francisco
Frontier Logo
11:09 am - 5:55 pmLAX  Los Angeles-ONT Ontario
6h 46m1 stop Las Vegas Harry Reid Intl
$90Frontier
Mon, Dec 21 - Wed, Jan 13
Frontier Logo
10:48 pm - 5:47 pmONT  Ontario-LAX Los Angeles
18h 59m1 stop Las Vegas Harry Reid Intl
Frontier Logo
11:09 am - 5:55 pmLAX  Los Angeles-ONT Ontario
6h 46m1 stop Las Vegas Harry Reid Intl
$100Frontier
Sun, Dec 20 - Tue, Jan 12
Frontier Logo
10:30 pm - 12:21 pmONT  Ontario-LAX Los Angeles
13h 51m1 stop Las Vegas Harry Reid Intl
Frontier Logo
11:09 am - 5:55 pmLAX  Los Angeles-ONT Ontario
6h 46m1 stop Las Vegas Harry Reid Intl
$101Frontier
Thu, Dec 24 - Sat, Jan 16
Frontier Logo
8:15 am - 3:37 pmONT  Ontario-LAX Los Angeles
7h 22m1 stop Las Vegas Harry Reid Intl
Frontier Logo
7:00 am - 1:00 pmLAX  Los Angeles-ONT Ontario
6h 00m1 stop Las Vegas Harry Reid Intl
$104Frontier
Thu, Nov 26 - Thu, Dec 3
Frontier Logo
8:02 am - 7:10 pmONT  Ontario-LAX Los Angeles
11h 08m1 stop San Francisco
Frontier Logo
11:09 am - 5:55 pmLAX  Los Angeles-ONT Ontario
6h 46m1 stop Las Vegas Harry Reid Intl
$105Frontier
Fri, Dec 25 - Sat, Jan 16
Frontier Logo
9:37 pm - 6:34 amONT  Ontario-LAX Los Angeles
8h 57m1 stop Las Vegas Harry Reid Intl
Frontier Logo
3:25 pm - 7:07 amLAX  Los Angeles-ONT Ontario
15h 42m1 stop Las Vegas Harry Reid Intl
$106Frontier
Mon, Dec 21 - Thu, Jan 14
Frontier Logo
8:35 pm - 7:48 amONT  Ontario-LAX Los Angeles
11h 13m1 stop Las Vegas Harry Reid Intl
Frontier Logo
12:56 pm - 12:24 amLAX  Los Angeles-ONT Ontario
11h 28m1 stop San Jose
$108Frontier
Thu, Nov 19 - Mon, Nov 23

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Frontier flights from Ontario to Los Angeles

Our best Frontier deals on Ontario to Los Angeles flight tickets
Frontier
Nov 24
ONT10:40 pmOntario
9h 08m
1 stop
LAX7:48 amLos Angeles
Dec 1
LAX7:00 amLos Angeles
5h 39m
1 stop
ONT12:39 pmOntario
$83
Frontier
Nov 24
ONT10:40 pmOntario
9h 08m
1 stop
LAX7:48 amLos Angeles
Dec 1
LAX7:00 amLos Angeles
5h 39m
1 stop
ONT12:39 pmOntario
$84
Frontier
Dec 22
ONT10:48 pmOntario
13h 33m
1 stop
LAX12:21 pmLos Angeles
Jan 12
LAX11:09 amLos Angeles
6h 46m
1 stop
ONT5:55 pmOntario
$85

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Tue 11/24

10:40 pm-7:48 am

1 stop9h 08m

Los Angeles

Tue 12/1

7:00 am-12:39 pm

1 stop5h 39m

$83

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Tue 11/24

10:40 pm-7:48 am

1 stop9h 08m

Los Angeles

Tue 12/1

7:00 am-12:39 pm

1 stop5h 39m

$84

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Tue 12/22

10:48 pm-12:21 pm

1 stop13h 33m

Los Angeles

Tue 1/12

11:09 am-5:55 pm

1 stop6h 46m

$85

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Mon 12/21

8:02 am-11:49 pm

1 stop15h 47m

Los Angeles

Wed 1/13

11:09 am-5:55 pm

1 stop6h 46m

$90

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Sun 12/20

10:48 pm-5:47 pm

1 stop18h 59m

Los Angeles

Tue 1/12

11:09 am-5:55 pm

1 stop6h 46m

$100

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Thu 12/24

10:30 pm-12:21 pm

1 stop13h 51m

Los Angeles

Sat 1/16

11:09 am-5:55 pm

1 stop6h 46m

$101
Quickest round-trip

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Thu 11/26

8:15 am-3:37 pm

1 stop7h 22m

Los Angeles

Thu 12/3

7:00 am-1:00 pm

1 stop6h 00m

$104

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Fri 12/25

8:02 am-7:10 pm

1 stop11h 08m

Los Angeles

Sat 1/16

11:09 am-5:55 pm

1 stop6h 46m

$105

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Mon 12/21

9:37 pm-6:34 am

1 stop8h 57m

Los Angeles

Thu 1/14

3:25 pm-7:07 am

1 stop15h 42m

$106

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Thu 11/19

8:35 pm-7:48 am

1 stop11h 13m

Los Angeles

Mon 11/23

12:56 pm-12:24 am

1 stop11h 28m

$108

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

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

Can stopping save me money on Ontario to Los Angeles flights?

You could potentially save up to 22% on your flight if you consider stops on a Ontario to Los Angeles flight.

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

Best Price Found

$42

Fastest flight time

10h 27m

Direct flights

None
The best one-way flight to Los Angeles from Ontario in the past 72 hours is $42. The best round-trip flight deal from Ontario to Los Angeles found on momondo in the last 72 hours is $83.
The fastest flight from Ontario to Los Angeles takes 10h 27m
There are no direct flights from Ontario to Los Angeles. There are no popular flight routes from Ontario to Los Angeles.
Search flight deals

Frequently asked questions about flying from Ontario to Los Angeles

  • How far is Ontario to Los Angeles by plane?

    There are 38.0 mi between Ontario and Los Angeles. 10h 27m 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.

Traveling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Avalon
Carlsbad
Laguna Beach
Big Bear Lake
Temecula
Riverside
Oceanside
Inglewood
San Clemente
Newport Beach
Pasadena
Big Bear
Huntington Beach
Orange
Ventura
Malibu
Buena Park
Irvine
West Hollywood
Garden Grove

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

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Sun 11/29
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