MXN is the currency code for the Mexican peso. USD is the currency code for the US dollar. When you see “MXN to USD,” it means converting pesos into dollars, which in practice means figuring out what something costs in a currency you already understand.
The exchange rate tells you how many pesos equal one dollar. At a rate of 17.20 MXN/USD, one dollar buys 17.20 pesos. Prices in Mexico are in pesos. The rate is what turns those numbers into dollars.
How to convert MXN to USD
Divide the peso amount by the exchange rate: pesos ÷ rate = dollars.
At a rate of 17.20 MXN/USD:
- 500 MXN ÷ 17.20 = $29.07
- 850 MXN ÷ 17.20 = $49.42
- 1,800 MXN ÷ 17.20 = $104.65
Going the other direction, multiply dollars by the rate to get pesos: dollars × rate = pesos.
- $50 × 17.20 = 860 MXN
- $100 × 17.20 = 1,720 MXN
For a full breakdown of what common peso amounts are worth, see 100, 500, and 1,000 pesos in US dollars.
Why the rate changes
The MXN/USD rate moves every trading day. The main drivers:
- Interest rate decisions from the US Federal Reserve or Banco de México. Rate changes shift the currency.
- Inflation data: higher inflation in Mexico tends to weaken the peso against the dollar.
- Remittance flows: Mexico receives billions in USD remittances each year, which supports the peso.
- Market conditions: global risk events can move emerging market currencies fast.
Day-to-day moves are usually small for travelers. Over weeks or months, the rate can shift by several percent. Check the live rate rather than relying on a figure you looked up before your trip.
What the rate means at a restaurant or exchange counter
A menu shows 680 pesos. At 17.20 MXN/USD, that is $39.53. At a hotel exchange desk offering 14 pesos per dollar, the same 680 pesos represents $48.57 out of pocket in dollar terms. The dish did not change. The rate did.
This is why checking the dollar cost before you pay matters, especially when exchanging cash or deciding whether a price is reasonable.
MXN/USD versus USD/MXN
These express the same relationship from opposite directions.
- MXN/USD: pesos per dollar. The most common quote for travelers. Example: 17.20.
- USD/MXN: dollars per peso. Example: 0.0581.
When an exchange booth or ATM shows a rate, it is almost always pesos per dollar. A higher number is better for you when converting dollars into pesos.
Where to find the live rate
Search “MXN USD” on Google for the mid-market rate. This is the rate banks trade at between themselves, with no markup. Any exchange service gives you slightly less; that margin is how they make money. A reasonable margin is 1–3%. Above 5% is expensive.
The Pesos to Dollars app shows the live rate and converts any amount in seconds. The converter is free, no subscription needed.
Frequently asked questions
What does MXN stand for?
MXN is the ISO 4217 currency code for the Mexican peso. MX refers to Mexico; N distinguishes it from earlier Mexican currency designations.
How much is $1 USD in MXN?
At recent rates, $1 USD is approximately 17–17.50 MXN. The exact figure changes daily. Check the app for the live number.
How do I convert MXN to USD quickly?
Open the Pesos to Dollars app, type the peso amount, and it converts using the live rate. No subscription needed for the free converter.
Are exchange rates the same everywhere in Mexico?
No. Airport booths and hotel desks apply large margins. Bank ATMs and reputable casas de cambio in city centres offer rates much closer to mid-market. Exchange rates are for reference only and are not financial advice.
Convert any peso amount to dollars in seconds. The free MXN to USD converter needs no subscription.