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Saint Lucia

$228+ Cheap flights from Ontario (ONT) to Saint Lucia

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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — UVF
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap 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 April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$2,401
(United Airlines)

One-way from

$228
(JetBlue)

Popular in

April

Cheapest in

November

Average price

$1,509
Provider with most accurate pricing for Los Angeles-Castries George F. L. Charle flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Castries George F. L. Charle flights.
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From Ontario to Saint Lucia
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One-way flight from Ontario to Saint Lucia
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Highest demand for flights based on searches. 17% potential increase in price ($197 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($53 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Ontario to Saint Lucia

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 April 2, 2025.

This United Airlines deal was found by Cheapflights users on 4/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/207:00 amONT - UVF
1 stop29h 30mUnited Airlines
Sat 6/2812:55 pmUVF - ONT
1 stop12h 16mUnited Airlines
Deal found 4/1$2,401

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 April 2, 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

Fri 6/20

7:00 am-3:30 pm

1 stop29h 30m

Castries Hewanorra

Sat 6/28

12:55 pm-10:11 pm

1 stop12h 16m

$2,401

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Tue 5/27

10:59 pm-1:49 pm

1 stop11h 50m

$228

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

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, January is the cheapest month in which you can book a flight from Ontario to Saint Lucia (average of $556). Flying from Ontario to Saint Lucia in December is currently the most expensive (average of $730). 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 ONT 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 April 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Saint Lucia as you normally would.

Reviews of airlines servicing Saint Lucia

Get insights into the airlines that provide service to Saint Lucia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Lucia. Reviews last updated April 2, 2025.
United Airlines
7.4
Good
8,616 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,616 reviews
United Airlines
7.4
Good
8,616 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
JetBlue
7.3
Good
2,922 reviews
United Airlines
7.4
Good
8,616 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

  • 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, January is the cheapest month in which you can book a flight from Ontario to Saint Lucia (average of $556). Flying from Ontario to Saint Lucia in December is currently the most expensive (average of $730). 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

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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.
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Top airline flying from Ontario to Saint Lucia

Discover the top airline 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 2,558,603 searches. Data last updated April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$594Average$832FlexibilityNo cancel feeOn-time71%

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