USD to AUD Exchange Rate

Convert your money across 153 world currencies at today’s mid-market exchange rates.

%
Margin simulates bank/card markups over the interbank rate.
1 USD = 1.39 AUD
United States Dollar Australian Dollar
1 USD = 1.3942 AUD 1 AUD = 0.71728 USD (Inverse Rate)

2026-09-11 mid-market rate

USD to AUD — key numbers

As of 2026-09-11, 1 USD = 1.3942 AUD (mid-market). Over the past 30 days it has ranged from 1.3841 to 1.4181.

7-day
1.3841 – 1.3942
avg 1.3884, +0.58%
30-day
1.3841 – 1.4181
avg 1.3972, −1.69%
90-day
1.3841 – 1.4520
avg 1.4206, −1.47%

USD: The US dollar floats freely: its value is determined in foreign exchange markets, and neither the U.S. Treasury nor the Federal Reserve targets a level for the exchange rate. AUD: The Australian dollar has floated since 12 December 1983; its exchange rate is determined by the market. The Reserve Bank of Australia intervenes in the foreign exchange market only in exceptional circumstances, such as disorderly or dysfunctional market conditions.

USD to AUD and AUD to USD conversion table for common amounts, at today’s mid-market rate.
USD AUD AUD USD
1 USD 1.39 AUD 1 AUD 0.7173 USD
5 USD 6.97 AUD 5 AUD 3.5864 USD
10 USD 13.94 AUD 10 AUD 7.1728 USD
20 USD 27.88 AUD 20 AUD 14.3456 USD
50 USD 69.71 AUD 50 AUD 35.8641 USD
100 USD 139.42 AUD 100 AUD 71.7282 USD
500 USD 697.08 AUD 500 AUD 358.6412 USD

USD/AUD frequently asked questions

What is the highest and lowest USD/AUD has been in the past year?

Over the past year, 1 USD has traded between 1.3780 and 1.5515 AUD, averaging 1.4522 AUD.

How do I convert USD to AUD?

Multiply the amount in USD by the current USD/AUD mid-market rate. For example, 100 USD = 139.42 AUD at the 2026-09-11 mid-market rate of 1 USD = 1.3942 AUD.

USD to AUD Chart

United States Dollar to Australian Dollar
USD to AUD exchange rate history chart.

See the full USD to AUD exchange rate history — yearly & monthly averages →

Cross Currency Rates

Mid-market cross rates between the most traded world currencies.

Rates update automatically. Read across: 1 unit of the row currency in column currency.