DestinationCoupons offers a Wild Florida 1-Hour Airboat Tour Adult Ticket in Orlando, FL, for $40.85 via coupon code "DESTC". (Click "Buy Now Online" to book.) That's $10 off list and the lowest price we could find, although it was $3 less in December. This ticket includes admission to the Wildlife Park and Hands-On Alligator Demonstration. This tour has earned the TripAdvisor Certificate of Excellence. Book this deal by December 31.
Of note, you can also grab a Child's Ticket for the 1-Hour Ride for $31.82 via the coupon above. Alternatively, get a Half Hour Airboat Ride Adult Ticket for $22.79 or Child's Ticket for $19.78 via the same coupon.