HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Ontario (ONT) to Saint Lucia from $573

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — UVF
Apr 23 — Apr 301
From?
To?
Tue 4/23
Tue 4/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

What is the cheapest month to fly from Ontario to Saint Lucia?

Flights from Ontario to Saint Lucia lean towards being more expensive in July. Prices are generally better when you fly from Ontario to Saint Lucia in September, with the cheapest ticket starting at $493.

When is the cheapest time to fly from Ontario to Saint Lucia (ONT - LC)?

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.

Cheap American Airlines flights from Ontario to Saint Lucia

Explore cheap flight options specifically provided by American Airlines for the route between Ontario and Saint Lucia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
Peruse some of the lowest-priced American Airlines flights we've found from Ontario to Saint Lucia. Make sure to double check the flight details before booking.
Tue 9/174:45 pmONT - UVF
2 stops18h 15mAmerican Airlines
Tue 10/13:34 pmUVF - ONT
2 stops21h 02mAmerican Airlines
Deal found 4/18$686
Sat 9/216:32 amONT - UVF
2 stops28h 28mAmerican Airlines
Tue 9/243:34 pmUVF - ONT
2 stops21h 02mAmerican Airlines
Deal found 4/17$716
Mon 7/157:21 pmONT - UVF
2 stops14h 14mAmerican Airlines
Mon 7/223:13 pmUVF - ONT
2 stops21h 43mAmerican Airlines
Deal found 4/16$741
Wed 7/172:40 pmONT - UVF
2 stops20h 25mAmerican Airlines
Mon 7/223:35 pmUVF - ONT
2 stops23h 16mAmerican Airlines
Deal found 4/17$795
Mon 4/297:40 pmONT - UVF
2 stops15h 39mAmerican Airlines
Mon 5/63:45 pmUVF - ONT
2 stops23h 07mAmerican Airlines
Deal found 4/17$816
Sat 4/2710:20 pmONT - UVF
1 stop12h 25mAmerican Airlines
Sun 5/123:45 pmUVF - ONT
1 stop30h 14mAmerican Airlines
Deal found 4/17$827
Sat 4/2712:52 pmONT - UVF
2 stops21h 53mAmerican Airlines
Sun 5/123:45 pmUVF - ONT
1 stop30h 14mAmerican Airlines
Deal found 4/17$832
Sat 4/2710:20 pmONT - UVF
2 stops12h 59mAmerican Airlines
Sun 5/123:45 pmUVF - ONT
2 stops35h 11mAmerican Airlines
Deal found 4/17$837
Fri 4/2610:20 pmONT - UVF
2 stops36h 59mAmerican Airlines
Mon 4/292:45 pmUVF - ONT
2 stops22h 01mAmerican Airlines
Deal found 4/17$839

Cheap Delta flights from Ontario to Saint Lucia

Explore cheap flight options specifically provided by Delta for the route between Ontario and Saint Lucia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
Take a gander at the lowest prices we've found on Delta flights from Ontario to Saint Lucia. Check back soon if you're not seeing flights that suit your needs.
Tue 9/1710:59 pmONT - UVF
1 stop12h 21mDelta
Wed 9/253:40 pmUVF - ONT
1 stop30h 42mDelta
Deal found 4/17$573
Tue 9/1710:59 pmONT - UVF
1 stop12h 21mDelta
Mon 9/233:40 pmUVF - ONT
1 stop30h 42mDelta
Deal found 4/17$599
Thu 9/1910:59 pmONT - UVF
1 stop12h 21mDelta
Wed 9/253:40 pmUVF - ONT
1 stop30h 42mDelta
Deal found 4/17$628
Thu 9/1910:59 pmONT - UVF
1 stop12h 21mDelta
Mon 9/233:40 pmUVF - ONT
1 stop30h 42mDelta
Deal found 4/17$654

Cheap Ontario to Saint Lucia flights in April & May 2024

Find cheap flight options from Ontario to Saint Lucia specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,192,047 searches. Prices were last updated on April 18, 2024.
Listed are some of the best fares we've found on flights departing from Ontario to Saint Lucia in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Mon 4/297:40 pmONT - UVF
2 stops15h 39mAmerican Airlines
Mon 5/63:45 pmUVF - ONT
2 stops23h 07mAmerican Airlines
Deal found 4/17$816
Sat 4/2710:20 pmONT - UVF
1 stop12h 25mAmerican Airlines
Sun 5/123:45 pmUVF - ONT
1 stop30h 14mAmerican Airlines
Deal found 4/17$827
Sat 4/2712:52 pmONT - UVF
2 stops21h 53mAmerican Airlines
Sun 5/123:45 pmUVF - ONT
1 stop30h 14mAmerican Airlines
Deal found 4/17$832
Sat 4/2710:20 pmONT - UVF
2 stops12h 59mAmerican Airlines
Sun 5/123:45 pmUVF - ONT
2 stops35h 11mAmerican Airlines
Deal found 4/17$837
Fri 4/2610:20 pmONT - UVF
2 stops36h 59mAmerican Airlines
Mon 4/292:45 pmUVF - ONT
2 stops22h 01mAmerican Airlines
Deal found 4/17$839

Ontario to Saint Lucia 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Saint Lucia in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
Listed are some of the best fares we've found on flights departing from Ontario to Saint Lucia in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 9/1710:59 pmONT - UVF
1 stop12h 21mDelta
Wed 9/253:40 pmUVF - ONT
1 stop30h 42mDelta
Deal found 4/17$573
Tue 9/1710:59 pmONT - UVF
1 stop12h 21mDelta
Mon 9/233:40 pmUVF - ONT
1 stop30h 42mDelta
Deal found 4/17$599
Thu 9/1910:59 pmONT - UVF
1 stop12h 21mDelta
Wed 9/253:40 pmUVF - ONT
1 stop30h 42mDelta
Deal found 4/17$628
Thu 9/1910:59 pmONT - UVF
1 stop12h 21mDelta
Mon 9/233:40 pmUVF - ONT
1 stop30h 42mDelta
Deal found 4/17$654
Tue 9/174:45 pmONT - UVF
2 stops18h 15mAmerican Airlines
Fri 9/203:34 pmUVF - ONT
2 stops22h 50mAmerican Airlines
Deal found 4/17$686
Sat 9/216:32 amONT - UVF
2 stops28h 28mAmerican Airlines
Tue 9/243:34 pmUVF - ONT
2 stops21h 02mAmerican Airlines
Deal found 4/17$716
Mon 7/157:21 pmONT - UVF
2 stops14h 14mAmerican Airlines
Mon 7/223:13 pmUVF - ONT
2 stops21h 43mAmerican Airlines
Deal found 4/16$741
Wed 7/172:40 pmONT - UVF
2 stops20h 25mAmerican Airlines
Mon 7/223:35 pmUVF - ONT
2 stops23h 16mAmerican Airlines
Deal found 4/17$795
Mon 4/297:40 pmONT - UVF
2 stops15h 39mAmerican Airlines
Mon 5/63:45 pmUVF - ONT
2 stops23h 07mAmerican Airlines
Deal found 4/17$816

Ontario to Saint Lucia flights leaving soon

Find last-minute flight options from Ontario to Saint Lucia for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,192,047 searches. Data last updated April 18, 2024.
Users seeking a last-minute flight from Ontario to Saint Lucia should consider booking one of these fares. Users should examine the flight details to ensure there are no surprises.
Mon 4/297:40 pmONT - UVF
2 stops15h 39mAmerican Airlines
Mon 5/63:45 pmUVF - ONT
2 stops23h 07mAmerican Airlines
Deal found 4/17$816
Sat 4/2710:20 pmONT - UVF
1 stop12h 25mAmerican Airlines
Sun 5/123:45 pmUVF - ONT
1 stop30h 14mAmerican Airlines
Deal found 4/17$827
Sat 4/2712:52 pmONT - UVF
2 stops21h 53mAmerican Airlines
Sun 5/123:45 pmUVF - ONT
1 stop30h 14mAmerican Airlines
Deal found 4/17$832
Sat 4/2710:20 pmONT - UVF
2 stops12h 59mAmerican Airlines
Sun 5/123:45 pmUVF - ONT
2 stops35h 11mAmerican Airlines
Deal found 4/17$837
Fri 4/2610:20 pmONT - UVF
2 stops36h 59mAmerican Airlines
Mon 4/292:45 pmUVF - ONT
2 stops22h 01mAmerican Airlines
Deal found 4/17$839

Find flights from Ontario to Saint Lucia within your budget

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 3,192,047 searches. Data last updated April 18, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$573 - $816

Route

Depart

Return

Price

OntarioCastries Hewanorra

ONT - UVF

ONTUVF

Ontario

Tue 9/17

1 stop12h 21m

Castries Hewanorra

Fri 9/20

1 stop22h 42m

$573

OntarioCastries Hewanorra

ONT - UVF

ONTUVF

Ontario

Tue 9/17

1 stop12h 21m

Castries Hewanorra

Mon 9/23

1 stop30h 42m

$599

OntarioCastries Hewanorra

ONT - UVF

ONTUVF

Ontario

Thu 9/19

1 stop12h 21m

Castries Hewanorra

Wed 9/25

1 stop30h 42m

$628

OntarioCastries Hewanorra

ONT - UVF

ONTUVF

Ontario

Thu 9/19

1 stop12h 21m

Castries Hewanorra

Mon 9/23

1 stop30h 42m

$654

OntarioCastries Hewanorra

ONT - UVF

ONTUVF

Ontario

Tue 9/17

2 stops18h 15m

Castries Hewanorra

Tue 10/1

2 stops21h 02m

$686

OntarioCastries Hewanorra

ONT - UVF

ONTUVF

Ontario

Sat 9/21

2 stops28h 28m

Castries Hewanorra

Tue 9/24

2 stops21h 02m

$716

OntarioCastries Hewanorra

ONT - UVF

ONTUVF

Ontario

Mon 7/15

2 stops14h 14m

Castries Hewanorra

Mon 7/22

2 stops21h 43m

$741

OntarioCastries Hewanorra

ONT - UVF

ONTUVF

Ontario

Wed 7/17

2 stops20h 25m

Castries Hewanorra

Mon 7/22

2 stops23h 16m

$795

OntarioCastries Hewanorra

ONT - UVF

ONTUVF

Ontario

Mon 4/29

2 stops15h 39m

Castries Hewanorra

Mon 5/6

2 stops23h 07m

$816

Flights are sorted by cheapest first

Deals found on 4/17

No data available for this route at this time. Please check back soon.

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 18, 2024.
Peruse reviews from past customers who have flown with American Airlines and Delta from Ontario to Saint Lucia to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
11,102 reviews
Check prices

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Delta
8.1
Very good
11,102 reviews
Delta
8.1
Very good
11,102 reviews
Check prices

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

American Airlines
7.3
Good
14,963 reviews
Delta
8.1
Very good
11,102 reviews
Check prices

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

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 flights from Ontario to Saint Lucia for under $600 on Cheapflights?

    Yes, there are multiple flights from Ontario to Saint Lucia for under $600. The cheapest flight booked recently is on Delta for just $573, but on average you can expect to pay $867.

  • Are there last-minute flights available from Ontario to Saint Lucia for under $900?

    There are currently 5+ open flights from Ontario to Saint Lucia within the next 7 days for less than $900.

  • What does ONT to UVF mean?

    ONT and UVF are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. ONT to UVF refers to a flight route from Ontario Airport to Castries Hewanorra Airport. Castries George F. L. Charle Airport (SLU) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Ontario to Saint Lucia that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Saint Lucia flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Saint Lucia with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Saint Lucia flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Ontario to Saint Lucia that allow pets onboard?

    Many airlines flying from Ontario to Saint Lucia offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Saint Lucia?

    Yes, you can often find last-minute deals on Ontario to Saint Lucia flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Saint Lucia flight deals updated?

    The Ontario to Saint Lucia flight deals you see on this page were last updated on 4/17.

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.

Los Angeles to Luis Munoz Marin Intl flights
Los Angeles to Punta Cana flights
San Francisco to Luis Munoz Marin Intl flights
Los Angeles to Montego Bay flights
Ontario to Luis Munoz Marin Intl flights
Los Angeles to Nassau flights
Ontario to Punta Cana flights
San Francisco to Punta Cana flights
San Francisco to Montego Bay flights
San Diego to Luis Munoz Marin Intl flights
Los Angeles to Saint Thomas Island flights
Burbank to Luis Munoz Marin Intl flights
Los Angeles to Providenciales flights
Ontario to Montego Bay flights
San Francisco to Nassau flights
Los Angeles to Oranjestad flights
Los Angeles to Santo Domingo flights
Ontario to Nassau flights
Los Angeles to George Town flights
San Jose to Luis Munoz Marin Intl flights
Los Angeles to Bridgetown flights
Sacramento to Luis Munoz Marin Intl flights
Los Angeles to Kingston flights
Santa Ana to Punta Cana flights
San Francisco to Saint Thomas Island flights
Oakland to Luis Munoz Marin Intl flights
Los Angeles to Willemstad flights
San Francisco to Bridgetown flights
San Diego to Punta Cana flights
Los Angeles to Puerto Plata flights
Sacramento to Saint Thomas Island flights
Ontario to Santo Domingo flights
Santa Ana to Luis Munoz Marin Intl flights
San Francisco to Santo Domingo flights
San Francisco to Providenciales flights
Ontario to Providenciales flights
Ontario to Saint Thomas Island flights
San Diego to Nassau flights
Los Angeles to Christiansted flights
Los Angeles to Port of Spain flights
Sacramento to Montego Bay flights
Burbank to Punta Cana flights
Los Angeles to Castries flights
San Francisco to Willemstad flights
San Diego to Saint Thomas Island flights
USA to Nairobi flights
Los Angeles to Salt Lake City flights
New York to Tel Aviv flights
Dallas to San Diego flights
New York to San Francisco flights
Newark Airport to Los Angeles flights
Detroit to Chicago flights
Los Angeles to Las Vegas flights
Los Angeles to Kaua'i flights
Miami to Boston flights
Cleveland to Orlando flights
Ontario to Lake Charles flights

Search flights from Ontario to Saint Lucia by cabin class

Find flights from Ontario to Saint Lucia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Bodø
Flights to Bar Harbor
Flights to Bastia Poretta
Flights to Dharamshala Kangra
Flights to Biarritz Parme
Flights to Menorca/Mahon
Flights to Milas–Bodrum
Flights to Dipolog
Flights to Kagoshima
Flights to Edremit/Korfez
Flights to Bourgas
Flights to Ordu/Giresun
Flights to Chios
Flights to Argostoli Cephalonia
Flights to Barrow Wiley Post/W.Rogers
Flights to Kristiansand Kjevik
Flights to Zakynthos Dionsios Salomos
Flights to Batumi
Flights to Guilin
Flights to Pau Pyrénées
Flights to Fez Sais
Flights to Kos
Flights to Mytilene
Flights to Norwich Arpt

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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Saint Lucia from Ontario today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ontario to Saint Lucia?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Saint Lucia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Saint Lucia flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from Ontario to Saint Lucia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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.
View all available airlines