$49 Find Cheap Southwest Flights from Ontario to Oakland

When to Book Flights with Southwest from Ontario to Oakland

• Is Southwest the cheapest airline to fly with from Ontario to Oakland?

  With an average price of $262 return, Southwest is not the cheapest airline to fly from Ontario to Oakland with. Instead, for the lowest price, our data suggests flying with Spirit Airlines, where a return flight costs $74 on average.

• What is the cheapest Southwest flight from Ontario to Oakland?

  In the last 3 days, the lowest price for a flight with Southwest from Ontario to Oakland was $97 for a return flight and $48 for a one-way flight.

• Does Southwest fly direct to Oakland from Ontario?

  Yes, Southwest does offer direct flights for the route, with around 23 flights per week.

• What’s the cheapest day of the week to fly from Ontario to Oakland with Southwest?

  On average, the cheapest day of the week to fly from Ontario to Oakland with Southwest is Friday, when prices are around $42. The most expensive day is generally Saturday, where the average price is around $129.

• What’s the cheapest month to fly from Ontario to Oakland with Southwest?

  The cheapest month for Southwest flights to Oakland from Ontario is generally August, where plane tickets cost $74 on average. If possible, try to avoid the most expensive months of December and January, where tickets cost $229 and $264 respectively.