The following policies are for passengers traveling in economy class, and are not top tier frequent flyer members for flights within the United States, the US Virgin Islands, Puerto Rico:
Delta AirlinesBaggage Allowance- Your first checked in bag is $15, your second is $50, with a weight allowance of 50lbs (23kg) per bag, and an additional 40lbs maximum of carry on luggage.
Other international destinations (including Canada) permit 2 bags weighing a maximum of 50lbs each for free (except Brazil which allows for a maximum of 70lbs each).
Excess baggage fees for extra/oversized/overweight luggage start at $90 for overweight luggage and can run up to several hundred dollars. If it weighs over 100lbs it will not be accepted and you will need to contact cargo for freight charges.
Delta Airlines policies regarding checking strollers, car seats, mobility devices and sports equipment.
Baggage Policy