Tip: Check the current market rate. Average rate is often between 16.50 and 20.00 MXN per USD.
$MXN
₱
Enter how many Pesos equal 1 Dollar.
%
Total Amount Received
$0.00 USD
function calculateConversion() {
// 1. Get input values
var amountMXN = document.getElementById('amountMXN').value;
var exchangeRate = document.getElementById('exchangeRate').value;
var bankFeePercent = document.getElementById('bankFee').value;
// 2. Validate inputs
if (amountMXN === "" || amountMXN <= 0) {
alert("Please enter a valid amount in Pesos (MXN).");
return;
}
if (exchangeRate === "" || exchangeRate <= 0) {
alert("Please enter a valid exchange rate.");
return;
}
// Handle empty fee
if (bankFeePercent === "") {
bankFeePercent = 0;
}
// 3. Parse numbers
var mxn = parseFloat(amountMXN);
var rate = parseFloat(exchangeRate);
var feePct = parseFloat(bankFeePercent);
// 4. Calculate Gross USD (Pure Conversion)
// Formula: USD = MXN / Rate
var grossUSD = mxn / rate;
// 5. Calculate Fee Deduction
// Fee is usually calculated on the result or the source.
// Here we calculate fee in USD terms to deduct from final payout.
var feeAmountUSD = grossUSD * (feePct / 100);
// 6. Net USD
var netUSD = grossUSD – feeAmountUSD;
// 7. Prevent negative results
if (netUSD < 0) {
netUSD = 0;
}
// 8. Format Results
var formatter = new Intl.NumberFormat('en-US', {
style: 'currency',
currency: 'USD',
});
var mxnFormatter = new Intl.NumberFormat('es-MX', {
style: 'currency',
currency: 'MXN',
});
// 9. Update UI
document.getElementById('results').style.display = 'block';
document.getElementById('finalUSD').innerHTML = formatter.format(netUSD) + " USD";
var detailsHTML = "Breakdown:";
detailsHTML += "Original Amount: " + mxnFormatter.format(mxn) + " MXN";
detailsHTML += "Exchange Rate: " + rate.toFixed(4) + " MXN/USD";
if (feePct > 0) {
detailsHTML += "Exchange Fee (" + feePct + "%): -" + formatter.format(feeAmountUSD) + " USD";
}
detailsHTML += "Net Conversion: " + formatter.format(netUSD) + " USD";
document.getElementById('conversionDetails').innerHTML = detailsHTML;
}
How to Use the Pesos to Dollars Calculator
Converting Mexican Pesos (MXN) to United States Dollars (USD) is a daily necessity for travelers, business owners dealing with cross-border trade, and individuals sending remittances. This Exchange Rate Pesos to Dollars Calculator simplifies the math involved in determining exactly how much foreign currency you will receive.
To use the tool effectively:
Enter Amount (Pesos): Input the total amount of Mexican Pesos you currently hold or intend to convert.
Enter Exchange Rate: Input the current market rate. This is usually quoted as the number of Pesos required to buy 1 Dollar (e.g., 18.50).
Exchange Fee (Optional): If you are using a bank kiosk, airport exchange booth, or online transfer service, they often charge a percentage fee. Enter that percentage here to see your net result.
Understanding the Math: Pesos to Dollars Formula
The calculation for converting MXN to USD is a division problem, not a multiplication problem (which is used for USD to MXN). To find out how many dollars you have, you divide your total pesos by the exchange rate.
The Formula:
Total USD = Total MXN ÷ Exchange Rate
Example: If you have $5,000 Pesos and the exchange rate is 19.50 MXN per 1 USD:
Calculation: 5,000 ÷ 19.50 = 256.41
Result: $256.41 USD
Factors That Influence the MXN/USD Exchange Rate
The exchange rate between the Mexican Peso and the US Dollar is a floating rate, meaning it fluctuates constantly based on market supply and demand. Several key factors drive these changes:
Interest Rates: Differences between the Federal Reserve (US) and Banxico (Mexico) interest rates often dictate capital flow. Higher rates in Mexico can attract foreign investment, strengthening the Peso.
Inflation: Generally, a country with consistently lower inflation rates exhibits a rising currency value, as its purchasing power increases relative to other currencies.
Economic Performance: GDP growth, employment data, and manufacturing output in both countries significantly impact investor confidence and currency strength.
Geopolitics: Trade agreements (like USMCA), political stability, and global market sentiment (risk-on vs. risk-off) play crucial roles.
Where is the Best Place to Convert Pesos to Dollars?
Not all exchange services offer the same rate. When looking to convert your Pesos, consider the spread (the difference between the buy and sell price) and commissions.
1. ATMs (Automated Teller Machines)
Using an ATM in the US to withdraw cash from a Mexican account (or vice versa) often yields the best exchange rate, usually very close to the "interbank" rate. However, be mindful of withdrawal fees and foreign transaction fees charged by your bank.
2. Online Transfer Services
For large amounts, services like Wise (formerly TransferWise), Remitly, or Xoom often offer better rates than traditional banks because they have lower overhead costs and specialize in currency exchange.
3. Airport Kiosks
Avoid exchanging money at airport kiosks if possible. These locations typically have the highest fees and the worst exchange rates because they rely on the convenience factor for travelers who need cash immediately upon arrival.
4. Local Banks
Banks are secure, but their rates are often less competitive than online transfer services. Always ask if they have a flat fee or a percentage fee before initiating the transaction.
Why Does the Rate Keep Changing?
The Forex (Foreign Exchange) market operates 24 hours a day during the week. Because the US and Mexico are major trading partners, billions of dollars move between the two economies daily. Even a small shift in oil prices (a major export for Mexico) or a statement by the US Federal Reserve can cause the rate to jump or drop within minutes.
Using a calculator helps you estimate your budget effectively, but always remember to lock in your rate or perform the transaction quickly, as rates viewed in the morning may differ by the afternoon.