17
votes
3answers
1k views

Based on departure/arrive local time, how to know if my flight will be entirely at night?

Next September (2014) I will fly on vacation from São Paulo (GRU) to Doha (DOH), leaving at 02:45 (Brazil local time) and arriving at 23:00 (Qatar local time). Assuming that the flight has 13h ...
8
votes
2answers
518 views

Why fly along a rhumb line?

On April 4, 2012, El Al flight 4 from New York to Tel Aviv flew on an almost-a-rhumb-line route eastward rather than on the usual almost-a-great-circle line. Why might an airline choose to have one ...