Air Canada (AC.TO) Seasonality
Recurring seasonal patterns for AC.TO — the calendar windows where Air Canada has historically tended to rise or fall, with the win rate (how often it repeated) and average return for each, based on the last 10 years of price history.
AC.TO seasonality at a glance
Over the last 10 years, AC.TO's strongest seasonal window has been Oct 26 – Nov 25: it ended higher in 9 of 10 years (90% win rate) with an average return of +11.13% across a 30-day hold. On the weak side, AC.TO has historically declined between Jan 12 – Jan 22, falling in 9 of 10 years (average -4.01%).
In total, our analysis finds 814 recurring seasonal windows for Air Canada — 509 bullish and 305 bearish. The next high-win-rate window, Aug 1 – Aug 11, opens in 5 days. These figures describe historical behaviour only — not a forecast.
AC.TO's upcoming & recent seasonal patterns
Holding period:10-day20-day30-dayOrdered by season — windows opening soon first, plus a couple of recently completed high-performers. Holding-period colors help you compare durations at a glance.
| Status | Seasonal window | Hold | Avg return | Win rate | This year |
|---|---|---|---|---|---|
| Completedended 46d ago | May 12 – Jun 11 | 30d | +5.97% | 80% | +9.78% |
| Completedended 48d ago | May 10 – Jun 9 | 30d | +7.91% | 80% | +6.69% |
| Upcomingin 5d | Aug 1 – Aug 11 | 10d | +2.12% | 80% | — |
| Upcomingin 6d | Aug 2 – Sep 1 | 30d | +4.45% | 80% | — |
| Upcomingin 8d | Aug 4 – Aug 14 | 10d | +2.55% | 80% | — |
| Upcomingin 26d | Aug 22 – Sep 1 | 10d | +1.54% | 80% | — |
| Upcomingin 34d | Aug 30 – Sep 9 | 10d | -1.59% | 80% | — |
Win rate = how often the pattern repeated in the same direction. Average return = the mean move across all analysed years. Past performance does not guarantee future results.
Explore AC.TO seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
AC.TO seasonality FAQ
What has historically been the best month to buy AC.TO stock?
Based on the last 10 years of price data, AC.TO's strongest seasonal window starts in October: Oct 26 to Nov 25, which ended higher in 9 of 10 years (90% win rate) with an average return of +11.13%. Past seasonal patterns do not guarantee future performance.
What is AC.TO's strongest seasonal pattern?
AC.TO's highest-win-rate pattern in our data is the Oct 26 – Nov 25 window (30-day hold): up in 9 of the last 10 years with an average move of +11.13%.
When has AC.TO historically performed worst?
AC.TO's weakest recurring window has been Jan 12 to Jan 22, declining in 9 of 10 years with an average return of -4.01%.
How reliable are AC.TO's seasonal patterns?
Each AC.TO pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. AC.TO currently shows 814 recurring windows (509 bullish, 305 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is AC.TO stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Air Canada's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where AC.TO has repeatedly risen (bullish) or fallen (bearish). Each pattern is scored by its win rate and average return so you can judge how reliable and how strong it has been.
Seasonality is one input among many — it works best alongside your own research and risk management. Learn more in our guide to seasonal analysis and the tutorials.