Aon PLC (AON) — Free Cash Flow Generation Index
Latest as of March 2026:
0.84x
Aon PLC (AON) has a Free Cash Flow Generation Index of 0.84x as of March 2026. Free cash flow of $363.00 Million represents 1% of operating cash flow ($430.00 Million). See Aon PLC working capital to net assets to evaluate short-term liquidity relative to the company's equity base.
FCF Generation Index
0.84x
Free Cash Flow / Operating CF
Free Cash Flow
$363.00 Million
USD
Operating Cash Flow
$430.00 Million
USD
Capital Expenditures
$67.00 Million
USD
Aon PLC Free Cash Flow Generation Index (1990–2025)
Historical FCF Generation Index trend for Aon PLC across 36 annual periods. Explore Aon PLC (AON) cash flow to debt to assess how comfortably operating cash covers total debt obligations.
Annual Free Cash Flow Generation for Aon PLC (1990–2025)
Year-by-year Free Cash Flow Generation Index for Aon PLC. For the full company profile including market capitalisation, see market value of Aon PLC.
| Year | FCG Index | Free Cash Flow (USD) | Operating CF | Capital Expenditures | YoY Change |
|---|---|---|---|---|---|
| 2025 | 0.92x | $3.22 Billion | $3.48 Billion | $263.00 Million | ▼ -0.4% |
| 2024 | 0.93x | $2.82 Billion | $3.04 Billion | $218.00 Million | ▲ +0.2% |
| 2023 | 0.93x | $3.18 Billion | $3.44 Billion | $252.00 Million | ▼ -1.3% |
| 2022 | 0.94x | $3.02 Billion | $3.22 Billion | $196.00 Million | ▲ +0.2% |
| 2021 | 0.94x | $2.04 Billion | $2.18 Billion | $137.00 Million | ▼ -1.3% |
| 2020 | 0.95x | $2.64 Billion | $2.78 Billion | $141.00 Million | ▲ +8.2% |
| 2019 | 0.88x | $1.61 Billion | $1.83 Billion | $225.00 Million | ▲ +2.3% |
| 2018 | 0.86x | $1.45 Billion | $1.69 Billion | $240.00 Million | ▲ +14.2% |
| 2017 | 0.75x | $551.00 Million | $734.00 Million | $183.00 Million | ▼ -17.0% |
| 2016 | 0.90x | $2.10 Billion | $2.33 Billion | $222.00 Million | ▲ +5.7% |
| 2015 | 0.86x | $1.72 Billion | $2.01 Billion | $290.00 Million | ▲ +1.4% |
| 2014 | 0.84x | $1.39 Billion | $1.64 Billion | $256.00 Million | ▼ -1.8% |
| 2013 | 0.86x | $1.40 Billion | $1.63 Billion | $229.00 Million | ▲ +6.1% |
| 2012 | 0.81x | $1.15 Billion | $1.42 Billion | $269.00 Million | ▲ +6.2% |
| 2011 | 0.76x | $777.00 Million | $1.02 Billion | $241.00 Million | ▼ -1.0% |
| 2010 | 0.77x | $607.00 Million | $787.00 Million | $180.00 Million | ▲ +23.1% |
| 2009 | 0.63x | $235.00 Million | $375.00 Million | $140.00 Million | ▼ -29.8% |
| 2008 | 0.89x | $856.00 Million | $959.00 Million | $103.00 Million | ▲ +2.8% |
| 2007 | 0.87x | $1.12 Billion | $1.29 Billion | $170.00 Million | ▲ +3.0% |
| 2006 | 0.84x | $816.00 Million | $968.00 Million | $152.00 Million | ▼ -1.7% |
| 2005 | 0.86x | $760.00 Million | $886.00 Million | $126.00 Million | ▼ -8.0% |
| 2004 | 0.93x | $1.10 Billion | $1.18 Billion | $80.00 Million | ▲ +8.5% |
| 2003 | 0.86x | $1.13 Billion | $1.31 Billion | $185.00 Million | ▲ +10.7% |
| 2002 | 0.78x | $964.00 Million | $1.24 Billion | $278.00 Million | ▲ +56.1% |
| 2001 | 0.50x | $278.00 Million | $559.00 Million | $281.00 Million | ▼ -34.4% |
| 2000 | 0.76x | $560.00 Million | $739.00 Million | $179.00 Million | ▲ +83.3% |
| 1999 | 0.41x | $191.00 Million | $462.00 Million | $271.00 Million | ▼ -36.7% |
| 1998 | 0.65x | $564.00 Million | $864.00 Million | $300.00 Million | ▲ +150.6% |
| 1997 | -1.29x | $-1.01 Billion | $784.10 Million | $1.79 Billion | ▼ -263.4% |
| 1996 | 0.79x | $279.80 Million | $354.60 Million | $74.80 Million | ▼ -6.0% |
| 1995 | 0.84x | $511.70 Million | $609.60 Million | $97.90 Million | ▼ -5.6% |
| 1994 | 0.89x | $618.90 Million | $695.80 Million | $76.90 Million | ▼ -3.5% |
| 1993 | 0.92x | $557.70 Million | $604.80 Million | $47.10 Million | ▲ +2.2% |
| 1992 | 0.90x | $522.00 Million | $578.70 Million | $56.70 Million | ▼ -7.0% |
| 1991 | 0.97x | $659.10 Million | $679.30 Million | $20.20 Million | ▼ -0.9% |
| 1990 | 0.98x | $1.21 Billion | $1.24 Billion | $26.00 Million | — |
FCG Index = Free Cash Flow / Operating Cash Flow. FCF = Operating CF + Capital Expenditures (capex stored negative).