Free Cash Flow for Aon (AON)
Free Cash Flow for Aon (AON): headline value $3.22B · YoY +14.2%. Annual and quarterly series, chart, and tables are below.
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

AON
Currently viewingFree Cash FlowSwitch metric
Latest period
$3.22B
YoY change
+14.2%
5Y CAGR
+4.0%
Peak year (2025)
$3.22B
Latest annual
$3.22B
Free Cash Flow history chart for Aon (AON) from 1990 to 2025
Free Cash Flow history table for Aon (AON) from 1990 to 2025
| Fiscal year | Period ended | Reported | Free Cash Flow | YoY |
|---|---|---|---|---|
| 2025 | $3.22B | +14.2% | ||
| 2024 | $2.82B | -11.5% | ||
| 2023 | $3.18B | +5.3% | ||
| 2022 | $3.02B | +47.8% | ||
| 2021 | $2.04B | -22.6% | ||
| 2020 | $2.64B | +64.1% | ||
| 2019 | $1.61B | +11.3% | ||
| 2018 | $1.45B | +162.4% | ||
| 2017 | $551.00M | -73.8% | ||
| 2016 | $2.10B | +22.4% | ||
| 2015 | $1.72B | +24.0% | ||
| 2014 | $1.39B | -1.3% | ||
| 2013 | $1.40B | +22.1% | ||
| 2012 | $1.15B | +48.0% | ||
| 2011 | $777.00M | +28.0% | ||
| 2010 | $607.00M | +158.3% | ||
| 2009 | $235.00M | -72.5% | ||
| 2008 | $856.00M | -23.5% | ||
| 2007 | $1.12B | +37.1% | ||
| 2006 | $816.00M | +7.4% | ||
| 2005 | $760.00M | -31.2% | ||
| 2004 | $1.10B | -2.0% | ||
| 2003 | $1.13B | +16.9% | ||
| 2002 | $964.00M | +246.8% | ||
| 2001 | $278.00M | -50.4% | ||
| 2000 | $560.00M | +193.2% | ||
| 1999 | $191.00M | -66.1% | ||
| 1998 | $564.00M | -155.8% | ||
| 1997 | -$1.01B | -461.2% | ||
| 1996 | $279.80M | -45.3% | ||
| 1995 | $511.70M | -17.3% | ||
| 1994 | $618.90M | +11.0% | ||
| 1993 | $557.70M | +6.8% | ||
| 1992 | $522.00M | -20.8% | ||
| 1991 | $659.10M | -45.6% | ||
| 1990 | $1.21B | — |
Free Cash Flow values are taken from Aon's reported cash flow statements (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
Analysis
2025's annual free cash flow for Aon (AON) came in at $3.22B – grew 14.2% year-over-year.
Aon free cash flow compound annual growth for the 2020–2025 (5 years) window is +4.0%, with the latest reading among the more recent periods of the dataset.
Across the available history, free cash flow reached its high of $3.22B in 2025 and its low of -$1.01B in 1997.
Within Financial Services, Aon (AON) ranks 7th among 8 peers we track. The peer median for free cash flow is $19.24B.
Aon Free Cash Flow by Year
Aon Free Cash Flow 2025: $3.22B
Aon free cash flow in 2025 was $3.22B, grew 14.2% from 2024. This figure represents the highest annual value in the available history.
Aon Free Cash Flow 2024: $2.82B
Aon free cash flow in 2024 was $2.82B, declined 11.5% below 2023.
Aon Free Cash Flow 2023: $3.18B
Aon free cash flow in 2023 was $3.18B, grew 5.3% from 2022.
Aon Free Cash Flow 2022: $3.02B
Aon free cash flow in 2022 was $3.02B, surged 47.8% from 2021.
Aon Free Cash Flow 2021: $2.04B
Aon free cash flow in 2021 was $2.04B.
See more financial history for Aon (AON).
Sector peers — Free Cash Flow
Companies in the same sector as Aon, ranked by their latest free cash flow.
| Company | Free Cash Flow | Sector |
|---|---|---|
| JPMorgan Chase & Co. (JPM) | $100.87B | Financial Services |
| Morgan Stanley (MS) | $46.10B | Financial Services |
| Berkshire Hathaway Inc. (BRK-B) | $25.04B | Financial Services |
| Visa Inc. (V) | $21.58B | Financial Services |
| Mastercard Incorporated (MA) | $16.91B | Financial Services |
| Bank of America Corporation (BAC) | $12.61B | Financial Services |
| Wells Fargo & Company (WFC) | -$19.00B | Financial Services |
| The Goldman Sachs Group, Inc. (GS) | -$47.22B | Financial Services |
Frequently asked questions
What is Aon's free cash flow?
Latest reported free cash flow for Aon (AON) is $3.22B (period ending December 31, 2025).
How has Aon free cash flow changed year-over-year?
Aon (AON) free cash flow changed +14.2% year-over-year on the latest annual filing.
What is the long-term growth rate of Aon free cash flow?
Aon (AON) free cash flow compound annual growth rate is +4.0% over the most recent 5 years available.
When did Aon free cash flow hit its highest annual value?
Aon free cash flow reached its highest annual value of $3.22B in 2025.
What was Aon free cash flow in 2024?
Aon (AON) free cash flow in 2024 was $2.82B.
What was Aon free cash flow in 2025?
Aon (AON) free cash flow in 2025 was $3.22B.
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