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Saint Lucia

$1,040+ Cheap flights from Ontario (ONT) to Saint Lucia

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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — UVF
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Ontario to Saint Lucia

Best flights from Ontario to Saint Lucia
Discover carefully curated flight deals from Ontario to Saint Lucia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.

This Air Canada deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/255:05 amONT - UVF
2 stops31h 20mAir Canada
Wed 1/285:15 pmUVF - ONT
2 stops31h 43mAir Canada
Deal found 12/12$1,040
This Priceline deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1011:25 pmONT - UVF
1 stop12h 49mJetBlue
Fri 6/194:55 pmUVF - ONT
1 stop32h 14mJetBlue
Deal found 12/13$1,246

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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,040
(Air Canada)

Popular in

July

Cheapest in

October

Average price

$1,154
Provider with most accurate pricing for Los Angeles-Castries George F. L. Charle flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Castries George F. L. Charle flights.
Search Deals
From Ontario to Saint Lucia
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($309 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 2,558,603 searches. Data last updated December 15, 2025.
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

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Sun 1/25

5:05 am-4:25 pm

2 stops31h 20m

Castries Hewanorra

Wed 1/28

5:15 pm-8:58 pm

2 stops31h 43m

$1,040

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Wed 6/10

11:25 pm-3:14 pm

1 stop12h 49m

Castries Hewanorra

Fri 6/19

4:55 pm-10:09 pm

1 stop32h 14m

$1,246

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

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 Ontario to Saint Lucia?

Currently, October is the cheapest month in which you can book a flight from Ontario to Saint Lucia (average of $328). Flying from Ontario to Saint Lucia in April is currently the most expensive (average of $695). 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.

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.

  • What airport do you fly from for flights from Ontario to Saint Lucia?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Saint Lucia.

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

    A quick flight from Ontario to Saint Lucia can take about 12h 49m. Air Canada provides one of the quickest options available for as low as $1,246. The distance from Ontario to Saint Lucia is about 3788 mi. This flight may include one or multiple stops.

  • 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 Ontario to Saint Lucia?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Saint Lucia (average of $328). Flying from Ontario to Saint Lucia in April is currently the most expensive (average of $695). 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.

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