In terms of precipitation, rainfall in French Guiana ranges from 40.0 - 510.0 mm per month. May is typically the wettest month, when rainfall can reach 510.0 mm. September is typically the driest time to visit French Guiana when rainfall is around 40.0 mm.

If weather is an important factor for your trip to French Guiana, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

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

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 French Guiana as you normally would.

How can I find direct flights from Pierre Elliott Trudeau Intl to French Guiana?

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 French Guiana.

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to French Guiana?

Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to French Guiana 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$ 888+ Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to French Guiana

Cheap flight deals from Pierre Elliott Trudeau Intl to French Guiana

Enter your travel dates to find the best prices.

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One-way

Cheapest flights from Pierre Elliott Trudeau Intl to French Guiana
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to French Guiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Sat 21/116:45 a.m. -

2 stops34h 05m

Mon 21/129:10 p.m. -

1 stop24h 30m

Deal found 10/9C$ 3,832

Sat 21/116:45 a.m. -

2 stops34h 05m

Thu 17/129:10 p.m. -

1 stop24h 30m

Deal found 10/9C$ 3,893

Sat 26/129:45 a.m. -

3 stops31h 05m

Mon 4/19:10 p.m. -

3 stops40h 47m

Deal found 9/9C$ 3,940

Sat 21/116:45 a.m. -

2 stops34h 05m

Sat 19/129:10 p.m. -

1 stop24h 30m

Deal found 10/9C$ 4,280

Find flight deals from Pierre Elliott Trudeau Intl to French Guiana

Round-trip from	C$ 3,832
One-way from	C$ 888

21/11-21/12
3 total stops
58h 35m total
Montreal to French Guiana

Search Deals

23/2-31/12
3 total stops
21h 50m total
Montreal to French Guiana

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to French Guiana that are best for you.

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Price

Cheapest round-trip

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Tue 23/2

8:55 a.m.-6:55 p.m.

2 stops32h 00m

Cayenne Rochambeau

Wed 31/12

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

Nonstop0h 00m

C$ 905

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Wed 24/2

9:40 p.m.-6:50 p.m.

1 stop19h 10m

Cayenne Rochambeau

Wed 31/12

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

Nonstop0h 00m

C$ 1,266

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

11:10 p.m.-11:20 a.m.

2 stops35h 10m

Cayenne Rochambeau

Wed 31/12

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

Nonstop0h 00m

C$ 1,356

Quickest round-trip

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Sat 20/2

7:00 a.m.-6:55 p.m.

1 stop9h 55m

Cayenne Rochambeau

Wed 31/12

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

Nonstop0h 00m

C$ 1,377

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

6:45 a.m.-6:50 p.m.

3 stops35h 05m

Cayenne Rochambeau

Wed 31/12

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

Nonstop0h 00m

C$ 1,703

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Sat 31/10

6:50 p.m.-6:50 p.m.

2 stops23h 00m

Cayenne Rochambeau

Wed 31/12

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

Nonstop0h 00m

C$ 1,908

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Sat 31/10

10:40 p.m.-6:50 p.m.

1 stop19h 10m

Cayenne Rochambeau

Wed 31/12

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

Nonstop0h 00m

C$ 2,434

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Sat 21/11

6:45 a.m.-6:50 p.m.

2 stops34h 05m

Cayenne Rochambeau

Thu 17/12

9:10 p.m.-7:40 p.m.

1 stop24h 30m

C$ 3,893

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Sat 26/12

9:45 a.m.-6:50 p.m.

3 stops31h 05m

Cayenne Rochambeau

Mon 4/1

9:10 p.m.-11:57 a.m.

3 stops40h 47m

C$ 3,940

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Sat 21/11

6:45 a.m.-6:50 p.m.

2 stops34h 05m

Cayenne Rochambeau

Sat 19/12

9:10 p.m.-7:40 p.m.

1 stop24h 30m

C$ 4,280

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Sorted by cheapest first

Best time to book a flight from Pierre Elliott Trudeau Intl to French Guiana

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

YUL-CAY

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.

Cheapflights Insights

Everything you need to know about your flight from Montreal Pierre Elliott Trudeau Intl Airport to French Guiana

YUL-GF0

YUL-CAY

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing French Guiana

Check out reviews from past customers who have flown with Air Caraïbes from Montreal Pierre Elliott Trudeau Intl Airport to French Guiana to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air Caraïbes

7.5

Good

49 reviews

Check prices

Air Caraïbes

7.5

Good

49 reviews

Air Caraïbes

7.5

Good

49 reviews

Check prices

Related info for your journey

Can I find deals for flights from Pierre Elliott Trudeau Intl to French Guiana that include hotel bookings?
Yes. In addition to deals on Pierre Elliott Trudeau Intl to French Guiana flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pierre Elliott Trudeau Intl to French Guiana?
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 French Guiana.
Can I find deals for business class flights from Pierre Elliott Trudeau Intl to French Guiana?
Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to French Guiana by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Pierre Elliott Trudeau Intl to French Guiana

Airline	Cheapest	Average	Flexibility	On-time
Air Caraïbes	CheapestC$ 1,600	AverageC$ 2,268	FlexibilityNo cancel fee	On-time56%	Search Air Caraïbes flights

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900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to French Guiana from Pierre Elliott Trudeau Intl today with Cheapflights!

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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to French Guiana from C$ 888

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 23/2. 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 French Guiana

Cheapest flights from Pierre Elliott Trudeau Intl to French GuianaExplore the most affordable flight options available from Pierre Elliott Trudeau Intl to French Guiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to French Guiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from Pierre Elliott Trudeau Intl to French GuianaDiscover carefully curated flight deals from Pierre Elliott Trudeau Intl to French Guiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to French Guiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

One-way flights from Pierre Elliott Trudeau Intl to French GuianaSearch for one-way flight options from Pierre Elliott Trudeau Intl to French Guiana. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Search for one-way flight options from Pierre Elliott Trudeau Intl to French Guiana. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Find flight deals from Pierre Elliott Trudeau Intl to French Guiana

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Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to French Guiana that are best for you.

Best time to book a flight from Pierre Elliott Trudeau Intl to French Guiana

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

Cheapflights Insights

Reviews of airlines servicing French Guiana

Check out reviews from past customers who have flown with Air Caraïbes from Montreal Pierre Elliott Trudeau Intl Airport to French Guiana to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How can I find direct flights from Pierre Elliott Trudeau Intl to French Guiana?

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to French Guiana?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pierre Elliott Trudeau Intl to French Guiana

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Complete your trip

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Pierre Elliott Trudeau Intl and French Guiana flights

Browse other Pierre Elliott Trudeau Intl and French Guiana flight options. Last updated on 12 September 2026.

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

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Cheapest flights from Pierre Elliott Trudeau Intl to French Guiana
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to French Guiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from Pierre Elliott Trudeau Intl to French Guiana
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to French Guiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

One-way flights from Pierre Elliott Trudeau Intl to French Guiana
Search for one-way flight options from Pierre Elliott Trudeau Intl to French Guiana. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.