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Cheap flights from Ontario to Saint Lucia from C$ 205

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — UVF
4 Jun — 11 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Saint Lucia

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Saint Lucia
Explore the most affordable flight options available from Ontario to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 May 2026.

Thu 18/68:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Sun 21/62:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Deal found 2/5C$ 446
Tue 2/68:55 a.m.
YYZ
-
UVF
Nonstop5h 15m
Air Canada
Tue 9/63:05 p.m.
UVF
-
YYZ
Nonstop5h 45m
Air Canada
Deal found 3/5C$ 456
Sun 14/68:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Thu 18/62:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Deal found 2/5C$ 457
Thu 28/58:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Thu 4/62:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Deal found 30/4C$ 458
Sun 14/68:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Sun 21/62:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Deal found 4/5C$ 472
Thu 9/78:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Thu 16/72:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Deal found 2/5C$ 478
Sun 23/88:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Sun 30/82:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Deal found 1/5C$ 483
Thu 25/68:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Thu 27/82:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Deal found 1/5C$ 486
Thu 30/78:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Sun 9/82:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Deal found 3/5C$ 487
Sun 5/78:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Thu 9/72:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Deal found 3/5C$ 488
Sat 4/76:45 a.m.
YUL
-
UVF
1 stop30h 55m
WestJet
Thu 9/72:30 p.m.
UVF
-
YUL
1 stop9h 55m
WestJet
Deal found 3/5C$ 529
Wed 8/75:45 p.m.
YUL
-
UVF
1 stop19h 55m
WestJet
Thu 16/72:30 p.m.
UVF
-
YUL
1 stop9h 55m
WestJet
Deal found 4/5C$ 540

Find flight deals from Ontario to Saint Lucia

Keep the following information in mind while searching for Ontario to Saint Lucia flight deals. Data was last updated 5 May 2026.

Round-trip from

C$ 446

One-way from

C$ 205

Popular in

December

Cheapest in

September

Average price

C$ 1,075

Good round-trip deal

C$ 554 or less

Good one-way deal

C$ 206 or less
WestJet
  • WestJet
  • 18/6-21/6
  • Nonstop
  • 11h 05m total
  • Ontario to Saint Lucia
Search Deals
WestJet
  • WestJet
  • 4/6
  • Nonstop
  • 5h 25m total
  • Ontario to Saint Lucia
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (C$ 290 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (C$ 97 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Ontario to Saint Lucia.
Search Deals
Price to beat on a one-way flight from Ontario to Saint Lucia.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Saint Lucia 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 5 May 2026.
Use the filters below to find and compare flights from Ontario to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

8:55 a.m.-2:05 p.m.

2 stops29h 10m

Castries Hewanorra

Thu 25/6

2:30 p.m.-12:25 a.m.

1 stop9h 55m

C$ 611

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Fri 22/5

5:00 a.m.-2:05 p.m.

1 stop9h 05m

Castries Hewanorra

Fri 29/5

3:05 p.m.-5:26 p.m.

1 stop26h 21m

C$ 761

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

6:00 a.m.-2:05 p.m.

1 stop8h 05m

Castries Hewanorra

Tue 23/6

3:15 p.m.-6:50 a.m.

2 stops15h 35m

C$ 799

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Fri 15/5

7:00 p.m.-12:10 p.m.

1 stop17h 10m

Castries Hewanorra

Sat 23/5

4:22 p.m.-8:44 p.m.

2 stops28h 22m

C$ 807
Quickest round-trip

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Thu 2/7

8:15 a.m.-1:40 p.m.

Nonstop5h 25m

Castries Hewanorra

Sun 5/7

2:30 p.m.-8:10 p.m.

Nonstop5h 40m

C$ 819

TorontoCastries

YYZ - SLU

YYZSLU

Toronto Pearson Intl

Sun 24/5

9:45 a.m.-6:25 p.m.

3 stops32h 40m

Castries George F. L. Charle

Sun 31/5

6:00 p.m.-10:00 p.m.

1 stop28h 00m

C$ 1,045

MontrealCastries

YUL - SLU

YULSLU

Montreal Pierre Elliott Trudeau Intl

Fri 22/5

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

2 stops13h 00m

Castries George F. L. Charle

Fri 29/5

12:35 p.m.-7:45 a.m.

2 stops19h 10m

C$ 1,068

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Tue 11/8

6:15 a.m.-2:08 p.m.

1 stop7h 53m

Castries Hewanorra

Thu 3/9

3:28 p.m.-8:55 a.m.

2 stops17h 27m

C$ 1,091

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Tue 6/10

6:15 a.m.-2:26 p.m.

1 stop8h 11m

Castries Hewanorra

Fri 16/10

3:41 p.m.-9:01 a.m.

2 stops17h 20m

C$ 1,099

MontrealCastries

YUL - SLU

YULSLU

Montreal Pierre Elliott Trudeau Intl

Wed 27/5

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

2 stops13h 00m

Castries George F. L. Charle

Tue 2/6

12:35 p.m.-12:51 a.m.

2 stops12h 16m

C$ 1,116

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia 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 Saint Lucia

How far ahead should I book a flight from Region of Ontario to Saint Lucia?

Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from Region of Ontario to Saint Lucia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Region of Ontario to Saint Lucia?

Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Saint Lucia (average of C$ 174). Flying from Region of Ontario to Saint Lucia in December is currently the most expensive (average of C$ 333). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to LC?

Find hourly flight availability from Ontario to Saint Lucia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 May 2026.

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

Related info for your journey

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

  • How long is the flight from Region of Ontario to Saint Lucia?

    Airlines like Air Canada, United Airlines, and WestJet fly from Region of Ontario to Saint Lucia in about 5h 25m. The time it takes to get you to your destination can typically vary by up to 11h 45m. Airlines will cover a distance of 3772 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Region of Ontario to Saint Lucia one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at C$ 168. WestJet flights start at C$ 189 while deals on Air Canada start at C$ 190 one-way.

  • Can I find deals for flights from Ontario to Saint Lucia that include hotel bookings?

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

  • How can I find direct flights from Ontario to Saint Lucia?

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

  • Can I find deals for business class flights from Ontario to Saint Lucia?

    Yes. Cheapflights offers flight deals from Ontario to Saint Lucia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Saint Lucia?

    Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Saint Lucia (average of C$ 174). Flying from Region of Ontario to Saint Lucia in December is currently the most expensive (average of C$ 333). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Punta Cana flights
Pearson Intl to Punta Cana flights
Pearson Intl to Montego Bay flights
Pearson Intl to Kingston flights
Pearson Intl to Oranjestad flights
Pierre Elliott Trudeau Intl to Willemstad flights
Pearson Intl to Port of Spain flights
Pearson Intl to Bridgetown flights
Pearson Intl to Simpson Bay flights
Toronto Island to Punta Cana flights
Pearson Intl to St. George's flights
Pierre Elliott Trudeau Intl to Oranjestad flights
Pierre Elliott Trudeau Intl to Simpson Bay flights
Pearson Intl to Nassau flights
Pearson Intl to Willemstad flights
Pierre Elliott Trudeau Intl to Fort-de-France flights
Pearson Intl to George Town flights
Pearson Intl to Luis Munoz Marin Intl flights
Pierre Elliott Trudeau Intl to Pointe-à-Pitre flights
Pierre Elliott Trudeau Intl to Montego Bay flights
Pierre Elliott Trudeau Intl to Nassau flights
Pierre Elliott Trudeau Intl to Puerto Plata flights
Pierre Elliott Trudeau Intl to Providenciales flights
Vancouver Intl to Punta Cana flights
Pierre Elliott Trudeau Intl to Bridgetown flights
Toronto Island to Montego Bay flights
Pearson Intl to Providenciales flights
Pearson Intl to Kingstown flights
Calgary to Punta Cana flights
Pearson Intl to Castries flights
Ottawa to Punta Cana flights
Pearson Intl to Puerto Plata flights
Québec City to Oranjestad flights
Toronto Island to Kingston flights
Pearson Intl to Castries flights
Pierre Elliott Trudeau Intl to Santo Domingo flights
Pearson Intl to Santo Domingo flights
Toronto Island to Luis Munoz Marin Intl flights
Edmonton to Montego Bay flights
Québec City to Fort-de-France flights
Pierre Elliott Trudeau Intl to George Town flights
Toronto Island to Nassau flights
Pearson Intl to St. John's flights
Pierre Elliott Trudeau Intl to Luis Munoz Marin Intl flights
Toronto Island to Willemstad flights
Pearson Intl to Basseterre flights
Vancouver Intl to Nassau flights
Pierre Elliott Trudeau Intl to Cap Haitien flights

Top 6 airlines flying from Ontario to Saint Lucia

Discover the top 6 airlines that operate flights from Ontario to Saint Lucia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 5 May 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 191AverageC$ 516FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 215AverageC$ 552FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 438AverageC$ 697FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 446AverageC$ 849FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Caribbean AirlinesCheapestC$ 813AverageC$ 1,017FlexibilityNo cancel feeOn-timeN/A
Search Caribbean Airlines flights
WestJet EncoreCheapestC$ 825AverageC$ 1,107FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Saint Lucia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Saint Lucia. 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 Ontario to Saint Lucia?

Cheapflights helps you find that perfect flight to Saint Lucia from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ontario to Saint Lucia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Saint Lucia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario to Saint Lucia become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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