Https://patch.com/california/unioncity/calendar/event/20250211/628a9a47-40e7-44c4-aaec-d38aff26c649/what-is-the-cheapest-day-to-fly-united--- https://patch.com/california/unioncity/calendar/event/20250211/628a9a47-40e7-44c4-aaec-d38aff26c649/what-is-the-cheapest-day-to-fly-united---