Our cheapest offers for flights from Ontario to Cancun

Here you can compare cheap flights from Ontario (ONT) to Cancun (CUN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Cancun. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Ontario Cancun	Outbound 07/25/25 1 Stopover (IAH) F93132, F90316 23h 24min	Return 08/17/25 1 Stopover (IAH) F90317, F93131 26h 53min	Frontier Airlines		$441
Best option Ontario Cancun	Outbound 07/25/25 1 Stopover (DEN) Y41500, Y40070 12h 21min	Return 08/17/25 1 Stopover (GDL) Y41049, Y41862 13h 18min	Volaris	?	$465
Ontario Cancun Pay attention to transfer at connecting flight	Outbound 09/04/25 1 Stopover (GDL) Y41863, Y41046 22h 38min	Return 09/28/25 1 Stopover (GDL) Y41049, Y41860 17h 13min	Volaris		$501
Ontario Cancun	Outbound 07/25/25 1 Stopover (IAH) F93132, F90316 23h 24min	Return 08/17/25 1 Stopover (IAH) F90317, F93131 26h 53min	Frontier Airlines		$453
Ontario Cancun	Outbound 07/25/25 1 Stopover (PHX) AA1194, AA0515 06h 45min	Return 08/17/25 1 Stopover (PHX) AA0186, AA1666 26h 48min	American Airlines	?	$459
Ontario Cancun	Outbound 09/19/25 1 Stopover (DFW) AA2773, AA1343 07h 51min	Return 09/29/25 2 Stopovers (DFW, PHX) AA2652, AA1768, AA2661 21h 08min	American Airlines	?	$464
Ontario Cancun	Outbound 09/19/25 1 Stopover (DFW) AA2773, AA2874 10h 46min	Return 09/29/25 1 Stopover (DFW) AA2652, AA1820 19h 18min	American Airlines	?	$482
Ontario Cancun	Outbound 07/25/25 1 Stopover (JFK) B60454, B60051 15h 45min	Return 08/17/25 1 Stopover (DFW) F90083, F91405 10h 23min	JetBlue Airways	?	$499
Ontario Cancun	Outbound 09/19/25 1 Stopover (DFW) AA2773, AA1507 15h 21min	Return 09/29/25 1 Stopover (DFW) AA0681, AA2956 19h 12min	American Airlines	?	$507
Ontario Cancun	Outbound 07/25/25 1 Stopover (DEN) UA1575, UA1692 09h 40min	Return 08/17/25 1 Stopover (IAH) UA1123, UA0448 33h 51min	United Airlines	?	$521