Cheap flights from Ontario (ONT) to Irvine, CA from $99

Currently, September is the cheapest month in which you can book a flight from Ontario to Irvine (average of $238). Flying from Ontario to Irvine in July is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

• What airport do you fly from for flights from Ontario to Irvine?

  Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Irvine from Ontario. Booking flights from Ontario (ONT) to Irvine should be relatively easy as there are 0 daily outbound flights to Irvine from 0 different airlines.

• Can I find flights from Ontario to Irvine for under $100 on Cheapflights?

  Yes, there are multiple flights from Ontario to Irvine for under $100. The cheapest flight booked recently is on Multiple Airlines for just $99, but on average you can expect to pay $142.

• What does ONT to LAX mean?

  Great question - ONT to LAX just means Ontario Airport to Los Angeles Airport. Now you’ll know what these unique codes when you look for flights! This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Santa Ana J. Wayne/Orange Cnty Airport (SNA), Ontario Airport (ONT), Burbank Bob Hope Airport (BUR), Long Beach Municipal Airport (LGB), Hawthorne Airport (HHR).

• Can I find deals for flights from Ontario to Irvine that include extra baggage allowance?

  The amount of baggage you can bring on your Ontario to Irvine flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

• Can I find deals on flights from Ontario to Irvine with specific airlines?

  Yes, Cheapflights allows you to browse and filter Ontario to Irvine flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

• Can I find deals for flights from Ontario to Irvine that include hotel bookings?

  Yes. In addition to deals on Ontario to Irvine flights, Cheapflights offers vacation packages that include both flights and hotel.

• How can I find direct flights from Ontario to Irvine?

  After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Irvine.

• Can I find deals for business class flights from Ontario to Irvine?

  Yes. Cheapflights offers flight deals from Ontario to Irvine by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

• Can I find deals for flights from Ontario to Irvine that allow pets onboard?

  Many airlines flying from Ontario to Irvine offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

• Can I find deals on last-minute flights from Ontario to Irvine?

  Yes, you can often find last-minute deals on Ontario to Irvine flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

• How recently were the Ontario to Irvine flight deals updated?

  The Ontario to Irvine flight deals you see on this page were last updated on 5/7.