Private tours
Your own guide, your own pace, priced per group rather than per person on most listings.
Prices run from $12 to $1599, and half of the 79 priced listings cost $124 or less. Most take 3 hours to 5 hours. The best reviewed with at least 100 reviews is Buenos Aires: Personalized 2 to 8-Hour Private Walking Tour (4.8 from 183 reviews). The most reviewed is Buenos Aires Private City Tour with a local guide (194 reviews).
For the operators we researched and recommend, see our food tours and cooking classes in Buenos Aires, or the experiences overview.