How often are flights from Ontario to Los Angeles delayed?

Historically, on average around 33% 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 79 minutes.

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. Monday 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, American Airlines have had the least number of delays on this route over the last 12 months; with about 36% of their flights experiencing any sort of delay.

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

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

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

Generally, flights departing at night tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

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.

$96 Cheap Flights from Ontario to Los Angeles in 2026/27

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7:26 pm - 11:04 pmONT Ontario-LAX Los Angeles

27h 38m1 stop San Francisco

7:41 pm - 11:51 amLAX Los Angeles-ONT Ontario

16h 10m1 stop Las Vegas Harry Reid Intl

$100Frontier

Sat, Dec 5 - Mon, Dec 7

8:44 am - 3:25 pmONT Ontario-LAX Los Angeles

6h 41m1 stop Las Vegas Harry Reid Intl

7:41 pm - 11:51 amLAX Los Angeles-ONT Ontario

16h 10m1 stop Las Vegas Harry Reid Intl

$107Frontier

Sat, Dec 5 - Mon, Dec 7

2:53 pm - 11:04 pmONT Ontario-LAX Los Angeles

8h 11m2 stops Las Vegas Harry Reid Intl San Francisco

7:41 pm - 11:51 amLAX Los Angeles-ONT Ontario

16h 10m1 stop Las Vegas Harry Reid Intl

$119Frontier

Sat, Dec 5 - Mon, Dec 7

2:53 pm - 11:04 pmONT Ontario-LAX Los Angeles

8h 11m2 stops Las Vegas Harry Reid Intl San Francisco

7:41 pm - 11:51 amLAX Los Angeles-ONT Ontario

16h 10m1 stop Las Vegas Harry Reid Intl

$132Frontier

Sat, Dec 5 - Mon, Dec 7

7:06 pm - 10:58 pmONT Ontario-LAX Los Angeles

27h 52m1 stop San Francisco

3:25 pm - 7:07 amLAX Los Angeles-ONT Ontario

15h 42m1 stop Las Vegas Harry Reid Intl

$139Frontier

Wed, Dec 2 - Wed, Jan 20

7:26 pm - 4:02 pmONT Ontario-LAX Los Angeles

20h 36m1 stop San Francisco