Star Alliance carrier TAP Portugal has round-trip fares from Israel to the US via Lisbon for just $390-$490 round-trip!

Tel Aviv to Newark valid outbound dates:
January 12 through 31
February 1 through 17, 21, 22, 23, 27, 28
March 1 through 16, 21, 23, 24, 26
April 11, 16
May 2

Newark to Tel Aviv valid return dates:
January 16 through 31
February 1 through 8, 10, 13, 14, 19, 20, 21, 22, 23, 27, 28
March 1, 5, 6, 8, 13, 14, 15, 16, 20, 21, 22, 23, 26, 28, 29
April 20, 22
May 7, 30