Argentine Peso (ARS) to Bolivian Boliviano (BOB) — Parallel Market Cross-Rate
This page tracks the live Argentine Peso (ARS) to Bolivian Boliviano (BOB) cross-rate, calculated from the parallel — or "black market" — exchange rates in Argentina and Bolivia. Because there is rarely a direct ARS/BOB market, the rate is bridged through the US dollar at each country's street price.
Bolivian workers and traders in Argentina move pesos and bolivianos across one of South America's busiest land borders.
How the ARS to BOB cross-rate is calculated
There is no large, direct market that quotes ARS against BOB, so the realistic rate is built in two steps through the US dollar — the currency both Argentina and Bolivia actually trade against. First we convert ARS to dollars at Argentina's parallel rate, then dollars to BOB at Bolivia's parallel rate.
Using the street rate on both legs gives a far more realistic figure than multiplying two official rates that may be impossible to obtain in practice.
Why the parallel ARS/BOB rate differs from the official cross
Both of these currencies carry a parallel-market premium of their own. In Argentina, the gap is driven by strict capital controls (the "cepo"), persistent high inflation, distrust of the peso; in Bolivia, by falling gas exports, dwindling reserves, a long-pegged boliviano under strain. Because each official rate can overstate what its currency is really worth, an official ARS/BOB cross can be doubly misleading.
The parallel cross-rate bakes both premiums in, which is why it reflects what traders on the ground actually pay rather than a theoretical bank figure.
Argentina and Bolivia: who converts ARS to BOB?
Bolivian workers and traders in Argentina move pesos and bolivianos across one of South America's busiest land borders.
Argentina's "dólar blue" exists because the cepo limits official dollar access — alongside financial rates like the MEP and CCL. Bolivia held the boliviano fixed for over a decade, but shrinking reserves have opened a parallel market for the first time in years.
Converting Argentine Peso to Bolivian Boliviano safely
Use the converter on this page to turn any Argentine Peso amount into Bolivian Boliviano at the live parallel cross-rate, and check it against the reverse (BOB → ARS) direction too. All figures are aggregated from P2P platforms, community reports and market monitoring on both sides, then refreshed hourly.
These rates are published for information and price-transparency only — they are not an offer to trade and are not financial or legal advice. Many countries require foreign-currency transactions to go through licensed channels, so confirm the rules in both Argentina and Bolivia before converting any money.