Cheap flights from Ontario to French Guiana from C$ 2,047

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CAY
26 Feb — 5 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to French Guiana

Enter your travel dates to find the best prices.

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 27 January 2026.

Sun 19/712:15 p.m.
YUL
-
CAY
2 stops27h 50m
Multiple Airlines
Deal found 26/1C$ 2,047
Tue 17/27:35 a.m.
YUL
-
CAY
3 stops57h 20m
Multiple Airlines
Deal found 26/1C$ 5,333

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to French Guiana that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 27 January 2026.
Use the filters below to find and compare flights from Ontario to French Guiana that are best for you.

Fly from

Ontario

Fly to

French Guiana

Route

Depart

Return

Price

MontrealCayenne

YUL - CAY

YULCAY

Montreal Pierre Elliott Trudeau Intl

Sun 19/7

12:15 p.m.-5:05 p.m.

2 stops27h 50m

C$ 2,047

MontrealCayenne

YUL - CAY

YULCAY

Montreal Pierre Elliott Trudeau Intl

Tue 17/2

7:35 a.m.-6:55 p.m.

3 stops57h 20m

C$ 5,333

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

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.
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
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Related info for your journey

Find useful and relevant information for your journey from Ontario to French Guiana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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.

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Alternative routes for Ontario to French Guiana

See prices for flight routes from nearby airports that may be better suited for you.
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