All Patagonia Amex rep offering conventional and luxurious trips.
Freestyle Adventure Travel An energetic agency with great last-minute Antarctica and Cape Horn deals and complete service in English. A member of the International Association of Antarctica Tour Operators and donates 1% for the planet. Head to its office, lovingly referred to as 'The Bunker,' and warm up with a cup of coffee as you chat about trip options.
Rumbo Sur Ushuaia’s longest-running agency specializes in conventional activities, plus a catamaran harbor cruise. It also handles bookings to Antarctica.