What's the cheapest day to fly in August?

We don't have enough real fare data for August to identify a cheapest weekday.

Is August a good time to visit Ottawa?

Check the real weather data above for Ottawa in August — we don't have crowd or event data to add beyond that.

Should I book now or wait?

There's no reliable way to predict whether a specific fare will rise or fall. If the real August fares above already fit your budget, booking removes the risk of the price changing.

Search Montreal → Ottawa in August

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Flights from Montreal to Ottawa in August

Planning a trip from Montreal to Ottawa in August? Find the best flights and seasonal tips. Flight time: 40m.

Flying in August

Ottawa typically sees daytime highs around 25°C and overnight lows around 16°C in August, based on the last 3 years. Expect roughly 111 mm of rain across the month.