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Not ready to book? to track prices.Find the cheapest flights from Cancún to Los Angeles
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Volaris flights from Cancún to Ontario
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United Airlines flights from Cancún to Ontario
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How to get the cheapest flight ticket from Cancún to Ontario
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Ontario?
In general, October is the cheapest month to fly from Cancún to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $347. If you aren’t able to travel during the month of October, then book flights to Ontario from Cancún during May instead. Flights to Ontario in May, while not as cheap as those in October, still average around $376.
How have Cancún to Ontario flight prices changed over time?
As of June 2025, prices for Cancún to Ontario flights are approximately 79% more expensive when compared to flights at the same time last year.
What is the cheapest airline that flies from Cancun to Ontario?
Delta, United Airlines, and Frontier are the most popular carriers operating from Cancun to Ontario
What airlines fly to Ontario?
United Airlines, Delta and Aeromexico are the top three most popular airlines that fly to Ontario from Cancún according to our data. United Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 4 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
When to book flights from Cancún to Ontario
Cheap Cancún to Ontario (CUN to ONT) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Cancún to Ontario
How far is Cancun to Ontario by plane?
The distance between Cancun and Ontario is about 2074.6 mi. Typically, this will take 7h 17m by plane in normal conditions.
When did momondo last update prices for flights from Cancun Airport to Ontario Airport?
Prices for flights from Cancun Airport to Ontario Airport are refreshed on a daily basis.
How old do you have to be to fly from Cancun Airport to Ontario Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cancun Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal from Cancún to Ontario?
Finding the right flight to Ontario from Cancún is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.
Can I find flights from Cancún to Ontario with flexible booking policies on momondo?
All flight searches from Cancún to Ontario on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Cancún to Ontario?
momondo provides multiple filters to help you find the best flight to Ontario from Cancún. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Cancún to Ontario right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Cancún and alert you when they change.