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Cheap Flights from Phoenix to Ontario $110.6

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Cheapest Flights from Phoenix to Ontario (PHX to ONT)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.
Ontario Airports

Orange County


Long Beach


Interesting Facts About Flights from Phoenix to Ontario (PHX to ONT)

Question : How many departure times from Phoenix Sky Harbor International Airport (PHX) to LA/Ontario International Airport (ONT) are there on a daily basis?
Answer : On average, you can expect eight different options of flight times when you book. You won't have as many choices on this route as most others.

Question : Which airline is least likely to get you to ONT on time?
Answer : If you decide to book your flight with NetJets Aviation, keep an eye on your departure time. Over the past month, NetJets Aviation flights from Phoenix Sky Harbor International Airport (PHX) to LA/Ontario International Airport (ONT) are delayed 100% of the time.

Question : In the next four weeks, what day should you book your trip?
Answer : Since low prices are preferred, look at February 4th. As of January 16th, the cheapest ticket sales are coming in 27% below the average price for this route, so you can spend that extra cash on a fun experience in Ontario.

Question : Do travelers from Phoenix typically stay in Ontario for very long?
Answer : Passengers from PHX to ONT stay five days on average.

Question : What is the quickest flight from PHX to ONT?
Answer : If you're able to take the fastest direct flight (which is offered by Southwest Airlines), you can leave PHX at 5:20 PM MST and get to ONT at 5:25 PM PST (5 minutes). Remember, there is a time change of one-hour.

Question : Who's offering the cheapest round-trip flight to LA/Ontario International Airport (ONT) over the coming months?
Answer : Check out American Airlines, as they have been booking customers at lower fares than most.