Cheap flights from Newark Airport to Los Angeles from $159

In general, September is the cheapest month to fly from Newark Airport to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $296. If you aren’t able to travel during the month of September, then book flights to Ontario from Newark Airport during August instead. Flights to Ontario in August, while not as cheap as those in September, still average around $329.

The cheapest day to depart on your flight to Ontario is on a Friday when prices can be found for as low as $297. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Newark Airport to Ontario for around $447.

In the evening is the cheapest time of day to fly from Newark Airport to Ontario when you can find flight prices for as low as $325. Flying to Ontario in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $337 on average. Flights to Ontario from Newark Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

You are more likely to see cheaper flights to Ontario from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $423 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Newark Airport for as low as $292 on momondo.

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from Newark to Ontario

United Airlines, Spirit Airlines and JetBlue are the top three most popular airlines that fly to Ontario from Newark Airport according to our data. United Airlines is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between Newark and Ontario have experienced a delay on any given week. The average delay length over the past 12 months has been 138 minutes.

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.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Phoenix (PHX) was the most common stop: 70% of momondo users choosing 1-stop flights on this route connected there.

Flights via Dallas (DFW) offer the lowest average round-trip price of $266.

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 7h 29m.

Phoenix (PHX) has the shortest average layover time for this route: 1h 28m.