Here's a list (possibly incomplete, and always a work-in-progress) of upcoming Broadway shows that have venues reserved and opening dates scheduled, but are not yet on sale to the general public.
ALLEGIANCE: George Takei and Tony Award winner Lea Salonga star in a new musical inspired by Takei's childhood experiences during World War II beginning October 6th at Broadway's Longacre Theatre.
CHINA DOLL: Oscar winner Al Pacino stars as a billionaire in a new play by David Mamet, beginning October 20th at Broadway's Schoenfeld Theatre.
THE COLOR PURPLE: Grammy and Oscar winner Jennifer Hudson makes her Broadway debut in a pared-down revival of the Tony-winning musical beginning November 9th at Broadway's Jacobs Theatre.
FOOL FOR LOVE: Nina Arianda and Sam Rockwell star in Sam Shepard's mythical play about the Wild West beginning September 15th at Broadway's Samuel J. Friedman Theatre.
NOISES OFF: Tony and Emmy Award winner Andrea Martin stars in the Roundabout's new production of Michael Frayn's rip-roaring comedy beginning December 17th at Broadway's American Airlines Theatre.
OLD TIMES: A Roundabout Theatre revival of Harold Pinter's unsettling drama, starring Oscar nominee Clive Owen, begins September 17th at Broadway's American Airlines Theatre.
OUR MOTHER'S BRIEF AFFAIR: Tony Award winner Linda Lavin stars in MTC's production of a new comedy by Richard Greenberg, beginning December 28th at Broadway's Samuel J. Friedman Theatre.
SCHOOL OF ROCK - THE MUSICAL: A new musical based on the 2003 film with new music written by Andrew Lloyd Webber begins November 2nd at Broadway's Winter Garden Theatre.
THERESE RAQUIN: Keira Knightley makes her Broadway debut in a new adaptation of Émile Zola's novel, beginning October 1st at Broadway's American Airlines Theatre.
When contemplating anticipated Broadway shows, it is good to remember what they say about the best laid plans of mice and men - so please don't build a vacation around any of these productions.
For a safer bet, consider current Broadway shows on sale to the general public right now.