To save up to 27% on this flight, we recommend booking at least 59 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Windsor to San Francisco International from C$ 680 1-2 weeks out and tickets from C$ 809 for flights departing within the next 72 hours.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to San Francisco International. Flights to San Francisco International from Windsor in August are about C$ 607 on average during August, but can be found for as low as C$ 510.
When travelling, we recommend packing in preparation to handle common weather conditions. The rainfall in Windsor is typically greater than that of San Francisco. We can gather that this will continue over the next 18 days.
With an average temperature of 29 °C, peak weather can be found in July. As a traveller, expect to see changes in flight prices during that period. The temperatures in San Francisco are colder than in Windsor.