How long is the flight from Region of Ontario to French Guiana?

A quick flight from Region of Ontario to French Guiana can take about 19h 10m. Air Caraïbes provides one of the quickest options available for as low as C$ 1,643. The distance between Region of Ontario and French Guiana is about 4968 km.

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 ON to GF?

When flying from Region of Ontario to French Guiana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Ontario to French Guiana that include hotel bookings?

Yes. In addition to deals on Ontario to French Guiana flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to French Guiana?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to French Guiana.

Can I find deals for business class flights from Ontario to French Guiana?

Yes. Cheapflights offers flight deals from Ontario 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$ 1,362+ Cheap Flights from Ontario to French Guiana

Cheap flight deals from Ontario to French Guiana

Enter your travel dates to find the best prices.

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Cheapest flights from Ontario to French Guiana
Explore the most affordable flight options available from Ontario to French Guiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Wed 4/119:40 p.m. -

1 stop19h 10m

Tue 17/119:10 p.m. -

1 stop24h 30m

Deal found 13/9C$ 1,643

Wed 4/119:40 p.m. -

1 stop19h 10m

Thu 19/119:10 p.m. -

1 stop24h 30m

Deal found 13/9C$ 1,668

Wed 4/119:40 p.m. -

1 stop19h 10m

Tue 10/119:10 p.m. -

1 stop24h 30m

Deal found 12/9C$ 1,670

Fri 30/109:10 a.m. -

1 stop8h 45m

Fri 6/117:50 p.m. -

1 stop27h 00m

Deal found 15/9C$ 1,927

Thu 5/118:55 a.m. -

2 stops28h 55m

Thu 12/117:55 p.m. -

1 stop26h 55m

Deal found 12/9C$ 1,996

Sat 26/96:30 p.m. -

3 stops23h 25m

Thu 8/107:50 p.m. -

2 stops25h 10m

Deal found 15/9C$ 2,272

Sat 7/116:45 a.m. -

2 stops34h 05m

Thu 19/119:10 p.m. -

1 stop24h 30m

Deal found 13/9C$ 3,374

Wed 4/119:40 p.m. -

1 stop19h 10m

Thu 19/119:10 p.m. -

2 stops29h 35m

Deal found 13/9C$ 3,769

Mon 2/117:20 a.m. -

2 stops33h 30m

Tue 17/119:10 p.m. -

1 stop24h 30m

Deal found 13/9C$ 3,986

Sun 27/98:50 p.m. -

3 stops43h 15m

Sun 4/107:25 p.m. -

3 stops41h 25m

Deal found 14/9C$ 4,534

Find flight deals from Ontario to French Guiana

Round-trip from	C$ 1,643
One-way from	C$ 1,362

Air Caraïbes
4/11-17/11
2 total stops
43h 40m total
Ontario to French Guiana

Search Deals

GOL
29/10-31/12
2 total stops
35h 10m total
Ontario to French Guiana

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to French Guiana that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

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$ 1,362

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Sun 11/10

11:00 p.m.-6:05 p.m.

3 stops42h 05m

Cayenne Rochambeau

Wed 31/12

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

Nonstop0h 00m

C$ 1,543

TorontoCayenne

YYZ Toronto Pearson Intl - CAY Cayenne Rochambeau

YYZCAY

Toronto Pearson Intl

Mon 28/9

9:50 a.m.-6:05 p.m.

3 stops31h 15m

Cayenne Rochambeau

Wed 31/12

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

Nonstop0h 00m

C$ 1,575

Quickest round-trip

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Mon 14/12

4:40 p.m.-6:50 p.m.

3 stops24h 10m

Cayenne Rochambeau

Wed 31/12

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

Nonstop0h 00m

C$ 1,600

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

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

1 stop19h 10m

Cayenne Rochambeau

Tue 17/11

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

1 stop24h 30m

C$ 1,643

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

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

1 stop19h 10m

Cayenne Rochambeau

Thu 19/11

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

1 stop24h 30m

C$ 1,668

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

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

1 stop19h 10m

Cayenne Rochambeau

Thu 12/11

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

1 stop24h 30m

C$ 1,668

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

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

1 stop19h 10m

Cayenne Rochambeau

Tue 10/11

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

1 stop24h 30m

C$ 1,670

MontrealCayenne

YUL Montreal Pierre Elliott Trudeau Intl - CAY Cayenne Rochambeau

YULCAY

Montreal Pierre Elliott Trudeau Intl

Sun 27/9

11:00 p.m.-6:05 p.m.

3 stops42h 05m

Cayenne Rochambeau

Wed 31/12

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

Nonstop0h 00m

C$ 1,689

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$ 1,710

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 20 resultsSorted by cheapest first

Best time to book a flight from Ontario to French Guiana

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

YUL-CAY

YYZ-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 Ontario to French Guiana

CAON-GF0

YUL-CAY

YYZ-CAY

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

Related info for your journey

How long is the flight from Region of Ontario to French Guiana?
A quick flight from Region of Ontario to French Guiana can take about 19h 10m. Air Caraïbes provides one of the quickest options available for as low as C$ 1,643. The distance between Region of Ontario and French Guiana is about 4968 km.
Can I find deals for flights from Ontario to French Guiana that include hotel bookings?
Yes. In addition to deals on Ontario to French Guiana flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to French Guiana?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to French Guiana.
Can I find deals for business class flights from Ontario to French Guiana?
Yes. Cheapflights offers flight deals from Ontario 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.

See more FAQs

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Alternative routes for Ontario to French Guiana

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to French Guiana from Ontario.

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Cheap flights from Ontario to French Guiana from C$ 1,362

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 29/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to French Guiana

Cheapest flights from Ontario to French GuianaExplore the most affordable flight options available from Ontario to French Guiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Explore the most affordable flight options available from Ontario to French Guiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Best flights from Ontario to French GuianaDiscover carefully curated flight deals from Ontario to French Guiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Discover carefully curated flight deals from Ontario to French Guiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Ontario to French GuianaDiscover last-minute flight deals from Ontario to French Guiana. Data last updated 15 September 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to French Guiana. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Ontario to French GuianaSearch for one-way flight options from Ontario to French Guiana. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Search for one-way flight options from Ontario to French Guiana. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

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Best time to book a flight from Ontario to French Guiana

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

Cheapflights Insights

Related info for your journey

How long is the flight from Region of Ontario to French Guiana?

Can I find deals for flights from Ontario to French Guiana that include hotel bookings?

How can I find direct flights from Ontario to French Guiana?

Can I find deals for business class flights from Ontario to French Guiana?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to French Guiana

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Complete your trip

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

Direct flights to

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Search flights from Ontario to French Guiana by cabin class

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Ontario and French Guiana flights

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Ontario to French Guiana flights

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Cheapest flights from Ontario to French Guiana
Explore the most affordable flight options available from Ontario to French Guiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2026.

Best flights from Ontario to French Guiana
Discover carefully curated flight deals from Ontario to French Guiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Ontario to French Guiana
Discover last-minute flight deals from Ontario to French Guiana. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Ontario to French Guiana
Search for one-way flight options from Ontario to French Guiana. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.