Cheap flights from Mexico to Los Angeles from $173

In general, April is the cheapest month to fly from Mexico to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $74. If you aren’t able to travel during the month of April, then book flights to Ontario from Mexico during August instead. Flights to Ontario in August, while not as cheap as those in April, still average around $77.

Fly from San José del Cabo Los Cabos to Ontario for the best Mexico - Ontario flight prices

There are 2 cabin classes available to choose from on Mexico to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Mexico to Ontario.

Volaris and United Airlines are the most popular carriers operating from Mexico to Ontario

Volaris, Delta and Viva are the top three most popular airlines that fly to Ontario from Mexico according to our data. Volaris is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 9 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

Historically, on average around 12% of flights between Mexico and Ontario have experienced a delay on any given week. The average delay length over the past 12 months has been 124 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the evening 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. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Volaris have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

As of July 2026, 5 flights take off from Mexico and land in Ontario each day. The most common flight departure time for this route is 5:00PM, with 41% of daily flights taking off in the afternoon.

As of July 2026, there are 40 flights per week flying from Mexico to Ontario. The most common day of the week flights depart is Tue, with 20% of flights taking off on this day.