There are approximately 86 nonstop or direct flights from Ontario to Portland each month.

A list of some of the airlines that might fly to Portland from Ontario via direct or nonstop routes includes:

• Southwest Airlines Co.
• Horizon Air

The flight distance between Ontario CA (ONT) and Portland OR (PDX) is 838 miles.

Time in the air is approximately 2 hr 0 min and the ramp to ramp time is roughly 2 hr 16 min.

Hope this information about direct flights from Ontario to Portland is useful. This travel flight guide may interest those looking for nonstop flights to Portland and cheap flights from Ontario airport. Travelers looking for non stop Ontario CA to Portland OR flights might also find it helpful.