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Cheap flights from Los Angeles to Los Angeles from $60

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Los Angeles departing on 5/5. 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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Find the cheapest flights from Los Angeles to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 am - 3:44 pm
LAX
-
ONT
9h 14m
1 stop
Multiple Airlines Logo
4:39 pm - 9:03 am
ONT
-
LAX
16h 24m
1 stop
$122Multiple Airlines
Wed, May 13 - Wed, May 20
Frontier Logo
9:40 am - 11:49 pm
LAX
-
ONT
14h 09m
1 stop
Frontier Logo
4:39 pm - 9:03 am
ONT
-
LAX
16h 24m
1 stop
$125Frontier
Wed, May 13 - Wed, May 20
Frontier Logo
6:30 am - 10:05 am
LAX
-
ONT
27h 35m
1 stop
Frontier Logo
4:39 pm - 9:03 am
ONT
-
LAX
16h 24m
1 stop
$126Frontier
Tue, May 12 - Tue, May 19
Frontier Logo
9:59 pm - 7:49 am
LAX
-
ONT
9h 50m
1 stop
Frontier Logo
8:17 pm - 5:04 pm
ONT
-
LAX
20h 47m
1 stop
$127Frontier
Thu, May 7 - Mon, May 11
Frontier Logo
9:59 pm - 7:49 am
LAX
-
ONT
9h 50m
1 stop
Frontier Logo
4:04 pm - 9:03 am
ONT
-
LAX
16h 59m
1 stop
$128Frontier
Thu, May 7 - Sun, May 10
Multiple Airlines Logo
12:02 pm - 8:04 am
LAX
-
ONT
20h 02m
1 stop
Multiple Airlines Logo
3:34 pm - 9:25 am
ONT
-
LAX
17h 51m
1 stop
$133Multiple Airlines
Tue, May 26 - Tue, Jun 9
Multiple Airlines Logo
12:02 pm - 7:51 pm
LAX
-
ONT
7h 49m
1 stop
Multiple Airlines Logo
1:33 pm - 7:00 pm
ONT
-
LAX
5h 27m
1 stop
$140Multiple Airlines
Tue, Jun 16 - Wed, Jul 1
Multiple Airlines Logo
6:30 am - 7:32 pm
LAX
-
ONT
13h 02m
1 stop
Multiple Airlines Logo
11:36 am - 9:03 am
ONT
-
LAX
21h 27m
1 stop
$141Multiple Airlines
Fri, May 8 - Mon, May 11
Frontier Logo
10:05 pm - 3:44 pm
LAX
-
ONT
17h 39m
2 stops
Frontier Logo
4:39 pm - 9:03 am
ONT
-
LAX
16h 24m
1 stop
$142Frontier
Tue, May 12 - Tue, May 19
Frontier Logo
10:05 pm - 3:09 pm
LAX
-
ONT
17h 04m
2 stops
Frontier Logo
4:39 pm - 9:03 am
ONT
-
LAX
16h 24m
1 stop
$148Frontier
Wed, May 13 - Wed, May 20

Frontier flights from Los Angeles to Ontario

Our best Frontier deals on Los Angeles to Ontario flight tickets
Frontier
May 13
LAX9:40 amLos Angeles
14h 09m
1 stop
ONT11:49 pmOntario
May 20
ONT4:39 pmOntario
16h 24m
1 stop
LAX9:03 amLos Angeles
$125
Frontier
May 12
LAX6:30 amLos Angeles
27h 35m
1 stop
ONT10:05 amOntario
May 19
ONT4:39 pmOntario
16h 24m
1 stop
LAX9:03 amLos Angeles
$126
Frontier
May 7
LAX9:59 pmLos Angeles
9h 50m
1 stop
ONT7:49 amOntario
May 11
ONT8:17 pmOntario
20h 47m
1 stop
LAX5:04 pmLos Angeles
$127

momondo Fare Finder

 
Customize your flight search to find flights from Los Angeles to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 17, 2026.
Use the filters below to find and compare flights from Los Angeles to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesOntario

LAX - ONT

LAXONT

Los Angeles

Wed 5/13

6:30 am-3:44 pm

1 stop9h 14m

Ontario

Wed 5/20

4:39 pm-9:03 am

1 stop16h 24m

$122

Los AngelesOntario

LAX - ONT

LAXONT

Los Angeles

Wed 5/13

9:40 am-11:49 pm

1 stop14h 09m

Ontario

Wed 5/20

4:39 pm-9:03 am

1 stop16h 24m

$125

Los AngelesOntario

LAX - ONT

LAXONT

Los Angeles

Tue 5/12

6:30 am-10:05 am

1 stop27h 35m

Ontario

Tue 5/19

4:39 pm-9:03 am

1 stop16h 24m

$126

Los AngelesOntario

LAX - ONT

LAXONT

Los Angeles

Thu 5/7

9:59 pm-7:49 am

1 stop9h 50m

Ontario

Mon 5/11

8:17 pm-5:04 pm

1 stop20h 47m

$127

Los AngelesOntario

LAX - ONT

LAXONT

Los Angeles

Thu 5/7

9:59 pm-7:49 am

1 stop9h 50m

Ontario

Sun 5/10

4:04 pm-9:03 am

1 stop16h 59m

$128

Los AngelesOntario

LAX - ONT

LAXONT

Los Angeles

Tue 5/26

12:02 pm-8:04 am

1 stop20h 02m

Ontario

Tue 6/9

3:34 pm-9:25 am

1 stop17h 51m

$133
Quickest round-trip

Los AngelesOntario

LAX - ONT

LAXONT

Los Angeles

Tue 6/16

12:02 pm-7:51 pm

1 stop7h 49m

Ontario

Wed 7/1

1:33 pm-7:00 pm

1 stop5h 27m

$140

Los AngelesOntario

LAX - ONT

LAXONT

Los Angeles

Fri 5/8

6:30 am-7:32 pm

1 stop13h 02m

Ontario

Mon 5/11

11:36 am-9:03 am

1 stop21h 27m

$141

Los AngelesOntario

LAX - ONT

LAXONT

Los Angeles

Tue 5/12

10:05 pm-3:44 pm

2 stops17h 39m

Ontario

Tue 5/19

4:39 pm-9:03 am

1 stop16h 24m

$142

Los AngelesOntario

LAX - ONT

LAXONT

Los Angeles

Wed 5/13

10:05 pm-3:09 pm

2 stops17h 04m

Ontario

Wed 5/20

4:39 pm-9:03 am

1 stop16h 24m

$148

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 Los Angeles to Ontario

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

How often are flights from Los Angeles to Ontario delayed?

Historically, on average around 20% of flights between Los Angeles and Ontario have experienced a delay on any given week. The average delay length over the past 12 months has been 68 minutes.

What is the most punctual flight time for Los Angeles to Ontario flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning 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. Friday has historically seen more delays on average compared to the rest of the week.

When to book flights from Los Angeles to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Los Angeles to Ontario (LAX to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to Ontario

Fastest flight time

6h 35m

Direct flights

None
The fastest flight from Los Angeles to Ontario takes 6h 35m
There are no direct flights from Los Angeles to Ontario. There are no popular flight routes from Los Angeles to Ontario.
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Frequently asked questions about flying from Los Angeles to Ontario

  • How far is Los Angeles to Ontario by plane?

    The distance between Los Angeles and Ontario is about 38.0 mi. 6h 35m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Los Angeles Airport to Ontario Airport?

    Prices for flights from Los Angeles Airport to Ontario Airport refresh daily.

  • How old do you have to be to fly from Los Angeles Airport to Ontario Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The necessary travel and health documents for your Ontario 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.

Why use momondo?

Why should I use momondo to find a flight deal from Los Angeles to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Los Angeles to Ontario for you.

Can I find flights from Los Angeles to Ontario with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Los Angeles to Ontario flights to just show those with flexible booking policies.

How can momondo help me find flights from Los Angeles to Ontario?

Once all potential Los Angeles to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Los Angeles to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from Los Angeles are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Ontario trip

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