how long is the grand final

The phrase “grand final” is used for a few different sports, so the length depends on which one you mean. Here are the main possibilities:

• AFL Grand Final (Australian Football League)
  • Game time: 4 quarters of 20 minutes each (80 minutes of playing time).

* With time‑on, quarter breaks, pre‑game and half‑time entertainment, the full event at the stadium usually runs for around 3 to 3.5 hours from the opening bounce to the final siren and immediate post‑game presentations.

• NRL Grand Final (rugby league, Australia)
  • Game time: 2 halves of 40 minutes (80 minutes total), plus stoppages and a half‑time break.
  • As a full event, it’s typically in the 2.5 to 3 hour range including pre‑game and presentations (similar to a regular NRL match but with extra build‑up).

Because your question is short and doesn’t specify the code, most people in Australia asking “how long is the grand final” are talking about the AFL Grand Final, which is an 80‑minute match that takes roughly 3 to 3.5 hours for the full experience with all breaks and ceremonies.

If you meant a different sport or competition (e.g., another country’s football final, eSports, etc.), tell me which one and I can give the specific timing.