It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.
To save on the cost of your flight from Williamsport to San Francisco, book at least 35 days before your planned departure. Booking around this time can save you about 7% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $99 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $105.
Due to multiple factors, expect to potentially pay more when booking in June. For low rates, August can be a great choice for travel to San Francisco. Flights to San Francisco from Williamsport in August are about $108 on average during August, but can be found for as low as $48.
It’s optimal to fly from Williamsport to San Francisco in the afternoon. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at noon.