Https://community.sfn.org/index.php?/topic/10142-%E3%80%90travel-tips%E3%80%91what-is-the-cheapest-day-of-week-to-book-a-united-flight-offers/ https://community.sfn.org/index.php?/topic/10142-%E3%80%90travel-tips%E3%80%91what-is-the-cheapest-day-of-week-to-book-a-united-flight-offers/ https://community.sfn.org/index.php?/topic/10142-%E3%80%90travel-tips%E3%80%91what-is-the-cheapest-... https://community.sfn.org/index.php?/topic/10142-%E3%80%90travel-tips%E3%80%91what-is-the-cheapest-day-of-week-to-book-a-united-flight-offers/