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Checked November 6, 2026 · last officially updated October 26, 2026
The usual round-trip price from Montreal to Rio de Janeiro is about $1539 CAD, based on all of our scans. The lowest price we have recorded is $988 CAD, which is 36% below the usual price. Departures in February are cheapest on average ($1275 CAD) and departures in December the most expensive ($2276 CAD). Prices swing a lot on this route, so waiting for a price drop can pay off. The usual price to Rio de Janeiro is higher than that of 53% of the 20 destinations we track in South America from Montreal.
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What is the best month to fly from Montreal to Rio de Janeiro? Price by departure month
Typical round-trip price of each month's departures, all trip lengths, from all of our past and current scans (every January pooled, and so on). Prices are compared at the same booking lead time. The difference compares each month to the average of the months shown: a negative difference means cheaper than average. These figures firm up as we collect more scans.
| Departure month | Average price | Lowest seen | Difference | |
|---|---|---|---|---|
| January | $1530 | $1024 | +0% | |
| February | $1543 | $988 | +1% | |
| March | $1529 | $988 | +0% | |
| April | $1526 | $1048 | +0% | |
| November | $1532 | $1026 | +0% | |
| December | $1532 | $1206 | +0% |
Which weekday is cheapest to depart from Montreal to Rio de Janeiro?
Each price is compared to the average price of its own departure month, which removes the effect of seasons. A negative difference means cheaper than usual that month.
| Departure day | Difference | |
|---|---|---|
| Monday | +0% | |
| Tuesday | -8% | |
| Wednesday | -4% | |
| Thursday | -3% | |
| Friday | +2% | |
| Saturday | +14% | |
| Sunday | +0% |
Departing on a Tuesday is cheapest (-8% versus the usual price for the month) and departing on a Saturday is the most expensive (+14%).
Which trip length is cheapest from Montreal to Rio de Janeiro?
Trip length changes the price of a flight from Montreal to Rio de Janeiro very little in our scans: pick the length that suits you.
Does trip length change the price by season, from Montreal to Rio de Janeiro?
In every season, trip length changes the price of a flight from Montreal to Rio de Janeiro very little in our scans: the gap never exceeds 6%. You can pick the length that suits you without paying more.
Each cell compares the average price of a trip length with the average of trips leaving the same day, for the month shown. Green: cheaper than usual, red: pricier. All past and current scans are grouped by month (every March together, and so on) and firm up over time.
| Trip length | January | March | April | December |
|---|---|---|---|---|
| 7 days or less | +4% | -4% | +1% | -6% |
| 8 to 10 days | +2% | -1% | +2% | +0% |
| 11 to 14 days | -1% | +0% | +0% | +2% |
| 15 to 21 days | -5% | +5% | -3% | +4% |
When to fly from Montreal to Rio de Janeiro? Average price per day
Average round-trip price per departure date, all trip lengths, from all of our scans. Green line: the average price across all of our scans. Black dot: the cheapest day.
Feb 16, 2027 is the cheapest departure date from Montreal to Rio de Janeiro in our scans: $1022 CAD on average, across all trip lengths and all prices recorded over time.
When to book a flight from Montreal to Rio de Janeiro? Price by time before departure
Average round-trip price by how many weeks before departure the price was recorded. Read left to right: as departure gets closer, the price moves. Black dot: the cheapest lead time.
This chart is the average of all prices recorded over time, with all departure dates mixed together. It blends cheap and expensive departures (seasons), which is why its lowest point is much higher than the cheapest day in the previous chart. The next chart isolates the effect of when you book.
When to book a flight from Montreal to Rio de Janeiro? Difference from the normal price
Each recorded price is compared to the average price of its own departure date, which removes the effect of seasons. Read left to right up to departure: below the green line means cheaper than usual for that date. Black dot: the cheapest lead time.
Example: -10% means that at that point, the price is on average 10% below the usual price for the same departure date.
FAQ: flights Montreal → Rio de Janeiro
Is the best price from Montreal to Rio de Janeiro really a good deal?
The average price across all of our Montreal → Rio de Janeiro scans is $1539 CAD. Our best spotted price, $988 CAD, is 36% below that average.
When is the cheapest time to fly from Montreal to Rio de Janeiro?
Based on our daily scans, departures from Montreal to Rio de Janeiro in February are the cheapest (average $1275 CAD) and departures in December the most expensive ($2276 CAD). The chart above shows the average price day by day for the coming year.
How far in advance should I book a flight from Montreal to Rio de Janeiro?
Based on our scans, prices for flights from Montreal to Rio de Janeiro are lowest about 0 weeks before departure (+0% versus the normal price for the same departure date). In the final 2 weeks before departure, the difference is +0%. See the last chart above.
Which weekday is cheapest to depart from Montreal to Rio de Janeiro?
Departing on a Tuesday is cheapest (-8% versus the usual price for the month) and departing on a Saturday is the most expensive (+14%).
Which trip length is cheapest from Montreal to Rio de Janeiro?
Trip length changes the price of a flight from Montreal to Rio de Janeiro very little in our scans: pick the length that suits you.
How long does a deal from Montreal to Rio de Janeiro last?
Fare deals disappear fast: we treat a deal as active for 48 hours after it is sent. After that the price may have changed.
How do I get alerted when fares from Montreal to Rio de Janeiro drop?
Subscribe to En Plein Vol for free: we email flight deals from Montreal as soon as they are spotted.