Originally Posted by
jerry a. laska
Are your searches for different days? The UA seat map display says "Depart SFO: Sun, Jan 27" while the EF seat map display is for "28/01/19".
My stupidity, only ameliorated by the tendency of the UA website to show the next day's early morning flights when searching for a specific date. i.e. a 1am flight on 28th will show on search