MIX peanut butter and honey until well blended; spread evenly onto tortillas.
TOP 2 of the tortillas with banana slices; sprinkle with cereal. Cover with remaining tortillas, peanut butter mixture-sides down.
PREHEAT large nonstick skillet on medium heat. Cook one of the quesadillas 1 min. on each side. Remove from skillet. Repeat with remaining quesadilla. Cut each quesadilla into eight wedges to serve.