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Cheap flights from Los Angeles to Los Angeles from $99

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Los Angeles to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:44 am - 7:36 pmLAX  Los Angeles-ONT Ontario
10h 52m1 stop San Francisco
Frontier Logo
12:07 pm - 10:37 amONT  Ontario-LAX Los Angeles
22h 30m1 stop San Francisco
$99Frontier
Thu, Oct 1 - Mon, Oct 5
Frontier Logo
8:22 am - 7:40 pmLAX  Los Angeles-ONT Ontario
11h 18m1 stop San Francisco
Frontier Logo
11:52 am - 12:29 amONT  Ontario-LAX Los Angeles
12h 37m1 stop Denver Intl
$119Frontier
Thu, Oct 15 - Wed, Oct 21
Frontier Logo
8:44 am - 7:36 pmLAX  Los Angeles-ONT Ontario
10h 52m1 stop San Francisco
Frontier Logo
6:15 am - 2:39 pmONT  Ontario-LAX Los Angeles
8h 24m1 stop Denver Intl
$120Frontier
Thu, Oct 1 - Mon, Oct 5
Frontier Logo
8:44 am - 7:36 pmLAX  Los Angeles-ONT Ontario
10h 52m1 stop San Francisco
Frontier Logo
6:15 am - 2:39 pmONT  Ontario-LAX Los Angeles
8h 24m1 stop Denver Intl
$121Frontier
Thu, Oct 1 - Mon, Oct 5
Frontier Logo
6:37 pm - 7:36 pmLAX  Los Angeles-ONT Ontario
24h 59m1 stop San Jose
Frontier Logo
6:15 am - 2:39 pmONT  Ontario-LAX Los Angeles
8h 24m1 stop Denver Intl
$128Frontier
Thu, Sep 24 - Tue, Sep 29
Frontier Logo
8:44 am - 7:36 pmLAX  Los Angeles-ONT Ontario
10h 52m1 stop San Francisco
Frontier Logo
12:07 pm - 7:47 amONT  Ontario-LAX Los Angeles
19h 40m2 stops San Francisco Las Vegas Harry Reid Intl
$136Frontier
Thu, Oct 1 - Mon, Oct 5
Frontier Logo
10:04 pm - 7:04 amLAX  Los Angeles-ONT Ontario
9h 00m1 stop Las Vegas Harry Reid Intl
Frontier Logo
10:04 am - 7:47 amONT  Ontario-LAX Los Angeles
21h 43m1 stop Las Vegas Harry Reid Intl
$142Frontier
Thu, Oct 1 - Tue, Oct 6
Frontier Logo
8:44 am - 7:36 pmLAX  Los Angeles-ONT Ontario
10h 52m1 stop San Francisco
Frontier Logo
12:01 pm - 7:34 amONT  Ontario-LAX Los Angeles
19h 33m2 stops San Francisco Las Vegas Harry Reid Intl
$145Frontier
Thu, Oct 1 - Thu, Oct 8
Frontier Logo
8:44 am - 7:36 pmLAX  Los Angeles-ONT Ontario
10h 52m1 stop San Francisco
Frontier Logo
1:38 pm - 7:34 amONT  Ontario-LAX Los Angeles
17h 56m1 stop Las Vegas Harry Reid Intl
$149Frontier
Thu, Oct 1 - Thu, Oct 8
Frontier Logo
6:05 am - 11:47 pmLAX  Los Angeles-ONT Ontario
17h 42m1 stop Denver Intl
Frontier Logo
10:04 am - 3:10 pmONT  Ontario-LAX Los Angeles
5h 06m1 stop Las Vegas Harry Reid Intl
$156Frontier
Sat, Oct 3 - Sat, Oct 10

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Frontier flights from Los Angeles to Ontario

Our best Frontier deals on Los Angeles to Ontario flight tickets
Frontier
Oct 1
LAX8:44 amLos Angeles
10h 52m
1 stop
ONT7:36 pmOntario
Oct 5
ONT12:07 pmOntario
22h 30m
1 stop
LAX10:37 amLos Angeles
$99
Frontier
Oct 15
LAX8:22 amLos Angeles
11h 18m
1 stop
ONT7:40 pmOntario
Oct 21
ONT11:52 amOntario
12h 37m
1 stop
LAX12:29 amLos Angeles
$119
Frontier
Oct 1
LAX8:44 amLos Angeles
10h 52m
1 stop
ONT7:36 pmOntario
Oct 5
ONT6:15 amOntario
8h 24m
1 stop
LAX2:39 pmLos Angeles
$120

momondo Fare Finder

 
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 Los Angeles - ONT Ontario

LAXONT

Los Angeles

Thu 10/1

8:44 am-7:36 pm

1 stop10h 52m

Ontario

Mon 10/5

12:07 pm-10:37 am

1 stop22h 30m

$99

Los AngelesOntario

LAX Los Angeles - ONT Ontario

LAXONT

Los Angeles

Thu 10/15

8:22 am-7:40 pm

1 stop11h 18m

Ontario

Wed 10/21

11:52 am-12:29 am

1 stop12h 37m

$119
Quickest round-trip

Los AngelesOntario

LAX Los Angeles - ONT Ontario

LAXONT

Los Angeles

Thu 10/1

8:44 am-7:36 pm

1 stop10h 52m

Ontario

Mon 10/5

6:15 am-2:39 pm

1 stop8h 24m

$120

Los AngelesOntario

LAX Los Angeles - ONT Ontario

LAXONT

Los Angeles

Thu 10/1

8:44 am-7:36 pm

1 stop10h 52m

Ontario

Mon 10/5

6:15 am-2:39 pm

1 stop8h 24m

$121

Los AngelesOntario

LAX Los Angeles - ONT Ontario

LAXONT

Los Angeles

Thu 9/24

6:37 pm-7:36 pm

1 stop24h 59m

Ontario

Tue 9/29

6:15 am-2:39 pm

1 stop8h 24m

$128

Los AngelesOntario

LAX Los Angeles - ONT Ontario

LAXONT

Los Angeles

Thu 10/1

8:44 am-7:36 pm

1 stop10h 52m

Ontario

Mon 10/5

12:07 pm-7:47 am

2 stops19h 40m

$136

Los AngelesOntario

LAX Los Angeles - ONT Ontario

LAXONT

Los Angeles

Thu 10/1

10:04 pm-7:04 am

1 stop9h 00m

Ontario

Tue 10/6

10:04 am-7:47 am

1 stop21h 43m

$142

Los AngelesOntario

LAX Los Angeles - ONT Ontario

LAXONT

Los Angeles

Thu 10/1

8:44 am-7:36 pm

1 stop10h 52m

Ontario

Thu 10/8

12:01 pm-7:34 am

2 stops19h 33m

$145

Los AngelesOntario

LAX Los Angeles - ONT Ontario

LAXONT

Los Angeles

Thu 10/1

8:44 am-7:36 pm

1 stop10h 52m

Ontario

Thu 10/8

1:38 pm-7:34 am

1 stop17h 56m

$149

Los AngelesOntario

LAX Los Angeles - ONT Ontario

LAXONT

Los Angeles

Sat 10/3

6:05 am-11:47 pm

1 stop17h 42m

Ontario

Sat 10/10

10:04 am-3:10 pm

1 stop5h 06m

$156

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

What is the cheapest airline that flies from Los Angeles to Ontario?

Frontier is the most popular carrier operating from Los Angeles to Ontario

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

Best Price Found

$101

Fastest flight time

4h 18m

Direct flights

None
The best one-way flight to Ontario from Los Angeles in the past 72 hours is $101. The best round-trip flight deal from Los Angeles to Ontario found on momondo in the last 72 hours is $99.
The fastest flight from Los Angeles to Ontario takes 4h 18m
There are no direct flights from Los Angeles to Ontario. There are no popular flight routes from Los Angeles to Ontario.
Search flight deals

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. 4h 18m 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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