DO AHEAD TIP: Marinate steak for 1 to 2 hours (see recipe).
In a small bowl, combine all spices.
In another small bowl, whisk together honey and olive oil; brush mixture over the entire surface of the flank steak then season liberally with spice mixture.
Cover and refrigerate for 1 to 2 hours.
Preheat indoor or outdoor grill to MEDIUM-HIGH. Grill steak for 5 to 7 minutes per side (for medium-rare to medium) or until the desired level of doneness is achieved.