Monterrey → Ontario flights
Last observed price · Last checked: 28 Aug 2026 · Price may change
Short answer
The lowest fare our own searches returned is €344, seen on 28 Aug 2026. The average across the fares we caught is €369. October 2026 is the cheapest month in our observations, at €344. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.
Starting prices by month
The lowest fare our queries observed in each month. Open a month to see its days; click a day with no price and we will search it for you.
Route facts
Frequently asked
Are there direct flights from Monterrey to Ontario?+−
Our data holds no non-stop flight from Monterrey to Ontario. The fares on this page include at least one stop.
How much is a flight from Monterrey to Ontario?+−
The lowest fare we have observed is €344, found on 28 Aug 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Monterrey to Ontario?+−
In our observations October 2026 is the cheapest month so far, at €344.
Similar routes
More routes from Monterrey
More routes to Ontario
Last checked: 28 Aug 2026