In terms of precipitation, rainfall in Rio de Janeiro Santos Dumont Airport ranges from 40.0 - 130.0 mm per month. January is typically the wettest month, when rainfall can reach 130.0 mm. July is typically the driest time to visit Rio de Janeiro Santos Dumont Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Rio de Janeiro Santos Dumont Airport, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 21.0 C).

What is the cheapest time of day to fly from YUL to SDU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal Pierre Elliott Trudeau Intl Airport to Rio de Janeiro Santos Dumont Airport as you normally would.

How can I find direct flights from Pierre Elliott Trudeau Intl to Santos Dumont?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Santos Dumont.

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Santos Dumont?

Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Santos Dumont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 551+ Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to Rio de Janeiro Santos Dumont Airport, Brazil

Cheap flight deals from Pierre Elliott Trudeau Intl to Santos Dumont

Enter your travel dates to find the best prices.

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Cheapest flights from Pierre Elliott Trudeau Intl to Santos Dumont
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2026.

Tue 10/111:10 p.m. -

2 stops19h 40m

Thu 26/117:00 p.m. -

2 stops18h 52m

Deal found 20/10C$ 1,194

Wed 4/116:25 p.m. -

2 stops16h 45m

Thu 12/117:00 p.m. -

2 stops22h 16m

Deal found 17/10C$ 1,262

Wed 11/116:25 p.m. -

2 stops16h 45m

Thu 26/117:00 p.m. -

2 stops18h 52m

Deal found 20/10C$ 1,267

Thu 12/112:13 p.m. -

2 stops20h 57m

Tue 24/117:00 p.m. -

2 stops24h 01m

Deal found 20/10C$ 1,270

Sun 22/118:55 p.m. -

1 stop14h 15m

Sat 5/128:45 p.m. -

1 stop35h 25m

Deal found 17/10C$ 1,273

Thu 26/118:55 p.m. -

1 stop32h 25m

Thu 10/127:50 a.m. -

2 stops18h 25m

Deal found 18/10C$ 1,325

Mon 19/102:20 p.m. -

2 stops21h 50m

Wed 28/107:15 p.m. -

2 stops27h 02m

Deal found 16/10C$ 1,328

Thu 26/111:10 p.m. -

2 stops19h 40m

Thu 10/127:15 p.m. -

2 stops22h 01m

Deal found 18/10C$ 1,346

Thu 3/126:10 p.m. -

2 stops41h 00m

Mon 7/126:55 p.m. -

2 stops26h 12m

Deal found 17/10C$ 1,349

Fri 23/109:15 a.m. -

2 stops26h 50m

Fri 30/107:00 p.m. -

2 stops39h 32m

Deal found 20/10C$ 1,350

Find flight deals from Pierre Elliott Trudeau Intl to Santos Dumont

Round-trip from	C$ 1,034
One-way from	C$ 551
Popular in	December
Cheapest in	April
Average price	C$ 1,011

Air Canada
11/3-12/4
2 total stops
35h 10m total
Montreal to Rio de Janeiro

Search Deals

2/3-31/12
1 total stop
23h 10m total
Montreal to Rio de Janeiro

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (C$ 73 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 38 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Rio de Janeiro Santos Dumont Airport that are best for you.

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Fly to

Route

Depart

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Price

Cheapest round-trip

MontrealRio de Janeiro

YUL Montreal Pierre Elliott Trudeau Intl - SDU Rio de Janeiro Santos Dumont

YULSDU

Montreal Pierre Elliott Trudeau Intl

Thu 18/2

7:00 a.m.-10:50 a.m.

2 stops25h 50m

Rio de Janeiro Santos Dumont

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 629

Quickest round-trip

MontrealRio de Janeiro

YUL Montreal Pierre Elliott Trudeau Intl - SDU Rio de Janeiro Santos Dumont

YULSDU

Montreal Pierre Elliott Trudeau Intl

Thu 11/3

1:10 p.m.-10:50 a.m.

2 stops19h 40m

Rio de Janeiro Santos Dumont

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 679

MontrealRio de Janeiro

YUL Montreal Pierre Elliott Trudeau Intl - SDU Rio de Janeiro Santos Dumont

YULSDU

Montreal Pierre Elliott Trudeau Intl

Mon 1/3

7:00 a.m.-10:50 a.m.

2 stops25h 50m

Rio de Janeiro Santos Dumont

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 681

MontrealRio de Janeiro

YUL Montreal Pierre Elliott Trudeau Intl - SDU Rio de Janeiro Santos Dumont

YULSDU

Montreal Pierre Elliott Trudeau Intl

Mon 1/2

7:00 a.m.-10:35 a.m.

2 stops25h 35m

Rio de Janeiro Santos Dumont

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 750

MontrealRio de Janeiro

YUL Montreal Pierre Elliott Trudeau Intl - SDU Rio de Janeiro Santos Dumont

YULSDU

Montreal Pierre Elliott Trudeau Intl

Wed 3/3

7:00 a.m.-9:35 a.m.

3 stops24h 35m

Rio de Janeiro Santos Dumont

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 768

MontrealRio de Janeiro

YUL Montreal Pierre Elliott Trudeau Intl - SDU Rio de Janeiro Santos Dumont

YULSDU

Montreal Pierre Elliott Trudeau Intl

Mon 8/2

6:10 p.m.-10:50 a.m.

2 stops38h 40m

Rio de Janeiro Santos Dumont

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 779

MontrealRio de Janeiro

YUL Montreal Pierre Elliott Trudeau Intl - SDU Rio de Janeiro Santos Dumont

YULSDU

Montreal Pierre Elliott Trudeau Intl

Fri 30/10

2:13 p.m.-1:10 p.m.

2 stops21h 57m

Rio de Janeiro Santos Dumont

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 785

MontrealRio de Janeiro

YUL Montreal Pierre Elliott Trudeau Intl - SDU Rio de Janeiro Santos Dumont

YULSDU

Montreal Pierre Elliott Trudeau Intl

Thu 5/11

6:00 a.m.-10:50 a.m.

2 stops26h 50m

Rio de Janeiro Santos Dumont

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 786

MontrealRio de Janeiro

YUL Montreal Pierre Elliott Trudeau Intl - SDU Rio de Janeiro Santos Dumont

YULSDU

Montreal Pierre Elliott Trudeau Intl

Fri 4/12

1:10 p.m.-1:10 p.m.

2 stops22h 00m

Rio de Janeiro Santos Dumont

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 788

MontrealRio de Janeiro

YUL Montreal Pierre Elliott Trudeau Intl - SDU Rio de Janeiro Santos Dumont

YULSDU

Montreal Pierre Elliott Trudeau Intl

Sat 5/12

6:50 p.m.-1:10 p.m.

2 stops40h 20m

Rio de Janeiro Santos Dumont

Wed 31/12

12:00 a.m.-10:00 p.m.

Nonstop0h 00m

C$ 788

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/10

Showing 1-10 of 19 resultsSorted by cheapest first

Best time to book a flight from Pierre Elliott Trudeau Intl to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from Pierre Elliott Trudeau Intl with our price prediction graph.

YUL-SDU

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Rio de Janeiro Santos Dumont Airport?
A quick flight from Montreal Pierre Elliott Trudeau Intl Airport to Rio de Janeiro Santos Dumont Airport can take about 25h 50m. United Airlines provides one of the quickest options available for as low as C$ 1,231. Airlines will cover a distance of 8203 km.
Can I find deals for flights from Pierre Elliott Trudeau Intl to Santos Dumont that include hotel bookings?
Yes. In addition to deals on Pierre Elliott Trudeau Intl to Santos Dumont flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pierre Elliott Trudeau Intl to Santos Dumont?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Santos Dumont.
Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Santos Dumont?
Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Santos Dumont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Pierre Elliott Trudeau Intl to Santos Dumont. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Santos Dumont?

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Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Santos Dumont with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Pierre Elliott Trudeau Intl to Santos Dumont flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Santos Dumont become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Santos Dumont from Pierre Elliott Trudeau Intl today and book when prices fit your budget.

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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Rio de Janeiro Santos Dumont Airport, Brazil from C$ 551

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Pierre Elliott Trudeau Intl to Santos Dumont

Cheapest flights from Pierre Elliott Trudeau Intl to Santos DumontExplore the most affordable flight options available from Pierre Elliott Trudeau Intl to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2026.

Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2026.

Best flights from Pierre Elliott Trudeau Intl to Santos DumontDiscover carefully curated flight deals from Pierre Elliott Trudeau Intl to Santos Dumont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 21 October 2026.

Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Santos Dumont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 21 October 2026.

Last-minute flights from Pierre Elliott Trudeau Intl to Santos DumontDiscover last-minute flight deals from Pierre Elliott Trudeau Intl to Santos Dumont. Data last updated 21 October 2026 and is based on user searches.

Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Santos Dumont. Data last updated 21 October 2026 and is based on user searches.

One-way flights from Pierre Elliott Trudeau Intl to Santos DumontSearch for one-way flight options from Pierre Elliott Trudeau Intl to Santos Dumont. Find affordable one-way fares based on user searches. Data last updated 21 October 2026.

Search for one-way flight options from Pierre Elliott Trudeau Intl to Santos Dumont. Find affordable one-way fares based on user searches. Data last updated 21 October 2026.

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Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Rio de Janeiro Santos Dumont Airport that are best for you.

Best time to book a flight from Pierre Elliott Trudeau Intl to Santos Dumont

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Related info for your journey

How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Rio de Janeiro Santos Dumont Airport?

Can I find deals for flights from Pierre Elliott Trudeau Intl to Santos Dumont that include hotel bookings?

How can I find direct flights from Pierre Elliott Trudeau Intl to Santos Dumont?

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Santos Dumont?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Pierre Elliott Trudeau Intl to Santos Dumont

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Complete your trip

Complete your trip to Santos Dumont by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Brazil

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Pierre Elliott Trudeau Intl and Santos Dumont flights

Browse other Pierre Elliott Trudeau Intl and Santos Dumont flight options. Last updated on 21 October 2026.

Other flights from Pierre Elliott Trudeau Intl

Browse through other flights departing from Pierre Elliott Trudeau Intl. Flights are based on user searches made on Cheapflights and were last updated on 21 October 2026.

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Explore flights to Santos Dumont departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 21 October 2026.

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Cheapest flights from Pierre Elliott Trudeau Intl to Santos Dumont
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2026.

Best flights from Pierre Elliott Trudeau Intl to Santos Dumont
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Santos Dumont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 21 October 2026.

Last-minute flights from Pierre Elliott Trudeau Intl to Santos Dumont
Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Santos Dumont. Data last updated 21 October 2026 and is based on user searches.

One-way flights from Pierre Elliott Trudeau Intl to Santos Dumont
Search for one-way flight options from Pierre Elliott Trudeau Intl to Santos Dumont. Find affordable one-way fares based on user searches. Data last updated 21 October 2026.