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Cheap flights from Ontario to Los Angeles from $43

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
11:00 am - 3:25 pmONT  Ontario-LAX Los Angeles
4h 25m1 stop Las Vegas Harry Reid Intl
Frontier Logo
6:40 pm - 11:23 pmLAX  Los Angeles-ONT Ontario
4h 43m1 stop San Francisco
$93Frontier
Wed, Dec 9 - Thu, Dec 10
Frontier Logo
7:26 pm - 11:04 pmONT  Ontario-LAX Los Angeles
27h 38m1 stop San Francisco
Frontier Logo
7:00 am - 11:51 amLAX  Los Angeles-ONT Ontario
4h 51m1 stop Las Vegas Harry Reid Intl
$95Frontier
Tue, Dec 8 - Tue, Dec 15
Frontier Logo
7:06 pm - 10:58 pmONT  Ontario-LAX Los Angeles
27h 52m1 stop San Francisco
Frontier Logo
6:40 pm - 11:23 pmLAX  Los Angeles-ONT Ontario
4h 43m1 stop San Francisco
$111Frontier
Thu, Dec 3 - Thu, Dec 10
Frontier Logo
9:00 am - 9:21 pmONT  Ontario-LAX Los Angeles
12h 21m1 stop Las Vegas Harry Reid Intl
Frontier Logo
4:34 pm - 8:37 pmLAX  Los Angeles-ONT Ontario
28h 03m1 stop Las Vegas Harry Reid Intl
$112Frontier
Wed, Jan 6 - Mon, Jan 11
Frontier Logo
8:44 am - 3:25 pmONT  Ontario-LAX Los Angeles
6h 41m1 stop Las Vegas Harry Reid Intl
Frontier Logo
7:41 pm - 11:51 amLAX  Los Angeles-ONT Ontario
16h 10m1 stop Las Vegas Harry Reid Intl
$113Frontier
Sat, Dec 5 - Mon, Dec 7
Frontier Logo
11:00 am - 3:25 pmONT  Ontario-LAX Los Angeles
4h 25m1 stop Las Vegas Harry Reid Intl
Frontier Logo
12:40 pm - 11:51 amLAX  Los Angeles-ONT Ontario
23h 11m1 stop Las Vegas Harry Reid Intl
$114Frontier
Sat, Dec 5 - Mon, Dec 7
Frontier Logo
11:00 am - 11:04 pmONT  Ontario-LAX Los Angeles
12h 04m2 stops Las Vegas Harry Reid Intl San Francisco
Frontier Logo
7:00 am - 11:51 amLAX  Los Angeles-ONT Ontario
4h 51m1 stop Las Vegas Harry Reid Intl
$116Frontier
Tue, Dec 8 - Tue, Dec 15
Frontier Logo
8:00 am - 3:32 pmONT  Ontario-LAX Los Angeles
7h 32m1 stop Las Vegas Harry Reid Intl
Frontier Logo
7:00 am - 11:51 amLAX  Los Angeles-ONT Ontario
4h 51m1 stop Las Vegas Harry Reid Intl
$121Frontier
Thu, Dec 3 - Sat, Dec 5
Frontier Logo
8:00 am - 3:32 pmONT  Ontario-LAX Los Angeles
7h 32m1 stop Las Vegas Harry Reid Intl
Frontier Logo
6:40 pm - 11:23 pmLAX  Los Angeles-ONT Ontario
4h 43m1 stop San Francisco
$122Frontier
Thu, Dec 3 - Mon, Dec 7
Frontier Logo
7:26 pm - 11:04 pmONT  Ontario-LAX Los Angeles
27h 38m1 stop San Francisco
Frontier Logo
7:41 pm - 11:51 amLAX  Los Angeles-ONT Ontario
16h 10m1 stop Las Vegas Harry Reid Intl
$126Frontier
Mon, Dec 7 - Mon, Dec 14

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Frontier flights from Ontario to Los Angeles

Our best Frontier deals on Ontario to Los Angeles flight tickets
Frontier
Dec 9
ONT11:00 amOntario
4h 25m
1 stop
LAX3:25 pmLos Angeles
Dec 10
LAX6:40 pmLos Angeles
4h 43m
1 stop
ONT11:23 pmOntario
$93
Frontier
Dec 8
ONT7:26 pmOntario
27h 38m
1 stop
LAX11:04 pmLos Angeles
Dec 15
LAX7:00 amLos Angeles
4h 51m
1 stop
ONT11:51 amOntario
$95
Frontier
Dec 3
ONT7:06 pmOntario
27h 52m
1 stop
LAX10:58 pmLos Angeles
Dec 10
LAX6:40 pmLos Angeles
4h 43m
1 stop
ONT11:23 pmOntario
$111

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
Quickest round-trip

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Wed 12/9

11:00 am-3:25 pm

1 stop4h 25m

Los Angeles

Thu 12/10

6:40 pm-11:23 pm

1 stop4h 43m

$93

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Tue 12/8

7:26 pm-11:04 pm

1 stop27h 38m

Los Angeles

Tue 12/15

7:00 am-11:51 am

1 stop4h 51m

$95

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Thu 12/3

7:06 pm-10:58 pm

1 stop27h 52m

Los Angeles

Thu 12/10

6:40 pm-11:23 pm

1 stop4h 43m

$111

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Wed 1/6

9:00 am-9:21 pm

1 stop12h 21m

Los Angeles

Mon 1/11

4:34 pm-8:37 pm

1 stop28h 03m

$112

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Sat 12/5

8:44 am-3:25 pm

1 stop6h 41m

Los Angeles

Mon 12/7

7:41 pm-11:51 am

1 stop16h 10m

$113

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Sat 12/5

11:00 am-3:25 pm

1 stop4h 25m

Los Angeles

Mon 12/7

12:40 pm-11:51 am

1 stop23h 11m

$114

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Tue 12/8

11:00 am-11:04 pm

2 stops12h 04m

Los Angeles

Tue 12/15

7:00 am-11:51 am

1 stop4h 51m

$116

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Thu 12/3

8:00 am-3:32 pm

1 stop7h 32m

Los Angeles

Sat 12/5

7:00 am-11:51 am

1 stop4h 51m

$121

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Thu 12/3

8:00 am-3:32 pm

1 stop7h 32m

Los Angeles

Mon 12/7

6:40 pm-11:23 pm

1 stop4h 43m

$122

OntarioLos Angeles

ONT Ontario - LAX Los Angeles

ONTLAX

Ontario

Mon 12/7

7:26 pm-11:04 pm

1 stop27h 38m

Los Angeles

Mon 12/14

7:41 pm-11:51 am

1 stop16h 10m

$126

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

$43

Fastest flight time

5h 41m

Direct flights

None
The best one-way flight to Los Angeles from Ontario in the past 72 hours is $43. The best round-trip flight deal from Ontario to Los Angeles found on momondo in the last 72 hours is $93.
The fastest flight from Ontario to Los Angeles takes 5h 41m
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. 5h 41m 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
Malibu
Ventura
Buena Park
Orange
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

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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