Find flights
Deals
When to book
FAQs

Cheap flights from Ontario to Saint Lucia from C$ 319

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 14/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — UVF
28 Feb — 7 Mar1
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 29 January 2026.

Thu 29/17:00 a.m.
YUL
-
UVF
1 stop31h 03m
American Airlines
Thu 5/22:46 p.m.
UVF
-
YUL
2 stops25h 34m
American Airlines
Deal found 28/1C$ 528
Mon 2/212:59 p.m.
YUL
-
UVF
2 stops25h 04m
American Airlines
Mon 9/25:02 p.m.
UVF
-
YUL
2 stops23h 18m
American Airlines
Deal found 27/1C$ 534
Thu 26/35:40 a.m.
YOW
-
UVF
1 stop8h 06m
WestJet
Tue 7/42:40 p.m.
UVF
-
YOW
1 stop9h 59m
WestJet
Deal found 28/1C$ 540
Wed 4/36:00 a.m.
YYZ
-
UVF
1 stop8h 58m
American Airlines
Wed 11/33:58 p.m.
UVF
-
YYZ
1 stop20h 31m
American Airlines
Deal found 27/1C$ 573
Mon 9/31:55 p.m.
YYZ
-
UVF
2 stops25h 03m
American Airlines
Mon 16/33:58 p.m.
UVF
-
YYZ
2 stops27h 06m
American Airlines
Deal found 27/1C$ 576
Wed 25/36:00 a.m.
YUL
-
UVF
1 stop9h 25m
Air Canada
Wed 1/44:20 p.m.
UVF
-
YUL
1 stop9h 31m
Air Canada
Deal found 27/1C$ 577
Mon 9/26:00 a.m.
YYZ
-
UVF
1 stop9h 02m
American Airlines
Mon 16/24:58 p.m.
UVF
-
YYZ
1 stop20h 29m
American Airlines
Deal found 27/1C$ 581
Sat 7/25:15 p.m.
YYZ
-
UVF
2 stops19h 31m
American Airlines
Thu 12/23:48 p.m.
UVF
-
YYZ
2 stops19h 31m
American Airlines
Deal found 28/1C$ 582
Thu 5/36:00 a.m.
YYZ
-
UVF
1 stop8h 58m
American Airlines
Thu 12/33:58 p.m.
UVF
-
YYZ
2 stops17h 51m
American Airlines
Deal found 27/1C$ 585
Thu 5/38:30 a.m.
YYZ
-
UVF
Nonstop5h 16m
WestJet
Tue 10/32:40 p.m.
UVF
-
YYZ
Nonstop5h 58m
WestJet
Deal found 27/1C$ 586
Sat 7/24:30 p.m.
YYZ
-
UVF
1 stop21h 33m
American Airlines
Wed 18/24:58 p.m.
UVF
-
YYZ
1 stop20h 29m
American Airlines
Deal found 27/1C$ 595
Sun 1/26:00 a.m.
YYZ
-
UVF
1 stop8h 03m
American Airlines
Thu 5/22:46 p.m.
UVF
-
YYZ
1 stop22h 36m
American Airlines
Deal found 27/1C$ 601

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 29 January 2026.

Round-trip from

C$ 540

One-way from

C$ 361

Popular in

December

Cheapest in

September

Average price

C$ 794

Good round-trip deal

C$ 584 or less

Good one-way deal

C$ 395 or less
WestJet
  • WestJet
  • 26/3-7/4
  • 2 total stops
  • 18h 05m total
  • Ontario to Saint Lucia
Search Deals
Caribbean Airlines
  • Caribbean Airlines
  • 23/4
  • 1 total stop
  • 15h 35m total
  • Ontario to Saint Lucia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 218 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 29 January 2026.
Use the filters below to find and compare flights from Ontario to Saint Lucia that are best for you.

Fly from

Ontario

Fly to

Saint Lucia

Route

Depart

Return

Price

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Thu 26/3

5:40 a.m.-1:46 p.m.

1 stop8h 06m

Castries Hewanorra

Tue 7/4

2:40 p.m.-12:39 a.m.

1 stop9h 59m

C$ 540

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Wed 1/4

10:05 a.m.-3:20 p.m.

Nonstop5h 15m

Castries Hewanorra

Tue 7/4

2:40 p.m.-8:38 p.m.

Nonstop5h 58m

C$ 586

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Thu 19/2

4:30 p.m.-3:18 p.m.

1 stop21h 48m

Castries Hewanorra

Thu 26/2

3:48 p.m.-12:27 p.m.

1 stop21h 39m

C$ 641

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Tue 24/2

9:30 p.m.-4:20 p.m.

2 stops17h 50m

Castries Hewanorra

Wed 4/3

5:25 p.m.-11:40 a.m.

2 stops19h 15m

C$ 656

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

8:50 a.m.-4:20 p.m.

2 stops54h 30m

Castries Hewanorra

Wed 4/3

5:25 p.m.-8:22 a.m.

1 stop15h 57m

C$ 656

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Tue 24/2

3:45 p.m.-3:58 p.m.

2 stops47h 13m

Castries Hewanorra

Mon 9/3

3:58 p.m.-1:45 p.m.

2 stops45h 47m

C$ 669

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sat 21/2

3:45 p.m.-3:58 p.m.

2 stops23h 13m

Castries Hewanorra

Mon 9/3

3:58 p.m.-1:45 p.m.

2 stops45h 47m

C$ 669

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Tue 24/2

8:30 a.m.-2:46 p.m.

Nonstop5h 16m

Castries Hewanorra

Tue 3/3

3:40 p.m.-8:38 p.m.

Nonstop5h 58m

C$ 686

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 9/3

4:50 p.m.-3:25 p.m.

2 stops46h 35m

Castries Hewanorra

Thu 26/3

4:15 p.m.-11:40 a.m.

2 stops19h 25m

C$ 699

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Tue 10/3

10:30 p.m.-3:25 p.m.

1 stop16h 55m

Castries Hewanorra

Thu 26/3

4:15 p.m.-6:39 a.m.

2 stops14h 24m

C$ 699

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/1

Showing 1-10 of 55 results
1
2
3
...
6

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

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

Currently, June is the cheapest month in which you can book a flight from Region of Ontario to Saint Lucia (average of C$ 214). Flying from Region of Ontario to Saint Lucia in December is currently the most expensive (average of C$ 562). 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 29 January 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 WestJet, American Airlines, and Air Canada fly from Region of Ontario to Saint Lucia in about 8h 06m. The time it takes to get you to your destination can typically vary by up to 13h 42m. Airlines will cover a distance of 3774 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$ 174 while deals on Air Canada start at C$ 203 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, June is the cheapest month in which you can book a flight from Region of Ontario to Saint Lucia (average of C$ 214). Flying from Region of Ontario to Saint Lucia in December is currently the most expensive (average of C$ 562). 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

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

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 Nassau flights
Pierre Elliott Trudeau Intl to Pointe-à-Pitre flights
Pierre Elliott Trudeau Intl to Simpson Bay flights
Pierre Elliott Trudeau Intl to Fort-de-France flights
Pearson Intl to Montego Bay flights
Pearson Intl to Bridgetown flights
Pearson Intl to Oranjestad flights
Pearson Intl to Simpson Bay flights
Pierre Elliott Trudeau Intl to Willemstad flights
Pearson Intl to Kingston flights
Toronto Island to Punta Cana flights
Pearson Intl to Luis Munoz Marin Intl flights
Pierre Elliott Trudeau Intl to Puerto Plata flights
Pierre Elliott Trudeau Intl to Luis Munoz Marin Intl flights
Pearson Intl to Port of Spain flights
Pearson Intl to Willemstad flights
Pierre Elliott Trudeau Intl to Oranjestad flights
Pierre Elliott Trudeau Intl to Nassau flights
Pearson Intl to Puerto Plata flights
Pearson Intl to St. George's flights
Pearson Intl to George Town flights
Pierre Elliott Trudeau Intl to Bridgetown flights
Québec City to Pointe-à-Pitre flights
Pearson Intl to Providenciales flights
Vancouver Intl to Punta Cana flights
Pierre Elliott Trudeau Intl to Montego Bay flights
Pierre Elliott Trudeau Intl to Providenciales flights
Toronto Island to Luis Munoz Marin Intl flights
Pierre Elliott Trudeau Intl to Nagua flights
Ottawa to Punta Cana flights
Halifax to Punta Cana flights
Pearson Intl to Kingstown flights
Québec City to Punta Cana flights
Pearson Intl to Castries flights
Pierre Elliott Trudeau Intl to Santo Domingo flights
Pearson Intl to St. John's flights
Toronto Island to Nassau flights
Québec City to Fort-de-France flights
Calgary to Punta Cana flights
Toronto Island to Montego Bay flights
Vancouver Intl to Puerto Plata flights
Québec City to Nassau flights
Pearson Intl to Santo Domingo flights
Winnipeg to Punta Cana flights
Toronto Island to Puerto Plata flights
Pearson Intl to Basseterre 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 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 190AverageC$ 515FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 215AverageC$ 557FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 285AverageC$ 704FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 298AverageC$ 775FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJet EncoreCheapestC$ 731AverageC$ 1,104FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
Caribbean AirlinesCheapestC$ 812AverageC$ 1,015FlexibilityNo cancel feeOn-timeN/A
Search Caribbean Airlines 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.