When did momondo last update prices for flights from Ontario Airport to Saint Lucia?

Prices for flights from Ontario Airport to Saint Lucia are updated daily.

How old do you have to be to fly from Ontario Airport to Saint Lucia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Saint Lucia.

What documentation or ID do you need to fly to Saint Lucia?

The necessary travel and health documents for your Saint Lucia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$474 Cheap Flights from Ontario to Saint Lucia in 2026

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Find the cheapest flights from Ontario to Saint Lucia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:49 pm - 3:27 pm

ONT

UVF

12h 38m

1 stop

4:45 pm - 10:44 pm

UVF

ONT

32h 59m

1 stop

$810JetBlue

Tue, Jul 7 - Wed, Jul 15

11:49 pm - 12:36 pm

ONT

UVF

33h 47m

1 stop

4:40 pm - 10:35 pm

UVF

ONT

32h 55m

1 stop

$818JetBlue

Tue, Jul 7 - Tue, Jul 14

12:33 pm - 2:04 pm

ONT

UVF

22h 31m

2 stops

3:04 pm - 12:03 pm

UVF

ONT

23h 59m

2 stops

$823American Airlines

Wed, Aug 12 - Wed, Aug 19

1:11 pm - 12:08 pm

ONT

UVF

19h 57m

2 stops

1:15 pm - 1:22 pm

UVF

ONT

27h 07m

2 stops

$863American Airlines

Wed, Jul 1 - Tue, Jul 7

9:10 pm - 3:03 pm

ONT

UVF

14h 53m

1 stop

4:25 pm - 8:13 pm

UVF

ONT

30h 48m

1 stop

$873JetBlue

Fri, Sep 11 - Thu, Sep 17

1:05 pm - 1:54 pm

ONT

UVF

21h 49m

2 stops

3:02 pm - 12:06 pm

UVF

ONT

24h 04m

2 stops

$888American Airlines

Fri, Sep 11 - Thu, Sep 17

10:00 pm - 2:20 pm

ONT

UVF

13h 20m

1 stop

1:15 pm - 1:22 pm

UVF

ONT

27h 07m

2 stops

$933American Airlines

Wed, Jul 1 - Tue, Jul 7

11:54 pm - 12:26 pm

ONT

UVF

33h 32m

1 stop

4:40 pm - 9:59 pm

UVF

ONT

32h 19m

1 stop

$958JetBlue

Fri, Jul 3 - Fri, Jul 10

7:13 pm - 1:46 pm

ONT

UVF

15h 33m

2 stops

3:20 pm - 11:45 am

UVF

ONT

23h 25m

2 stops

$963American Airlines

Fri, Jun 19 - Fri, Jul 24

11:50 pm - 3:06 pm

ONT

UVF

12h 16m

1 stop

4:11 pm - 10:35 pm

UVF

ONT

33h 24m

1 stop

$1,028JetBlue

Wed, Aug 12 - Wed, Aug 19

JetBlue flights from Ontario to Saint Lucia

Our best JetBlue deals on Ontario to Saint Lucia flight tickets

JetBlue

Jul 7

ONT11:49 pmOntario

12h 38m

1 stop

UVF3:27 pmCastries Hewanorra

Jul 15

UVF4:45 pmCastries Hewanorra

32h 59m

1 stop

ONT10:44 pmOntario

$810

JetBlue

Jul 7

ONT11:49 pmOntario

33h 47m

1 stop

UVF12:36 pmCastries Hewanorra

Jul 14

UVF4:40 pmCastries Hewanorra

32h 55m

1 stop

ONT10:35 pmOntario

$818

JetBlue

Sep 11

ONT9:10 pmOntario

14h 53m

1 stop

UVF3:03 pmCastries Hewanorra

Sep 17

UVF4:25 pmCastries Hewanorra

30h 48m

1 stop

ONT8:13 pmOntario

$873

American Airlines flights from Ontario to Saint Lucia

Our best American Airlines deals on Ontario to Saint Lucia flight tickets

American Airlines

Aug 12

ONT12:33 pmOntario

22h 31m

2 stops

UVF2:04 pmCastries Hewanorra

Aug 19

UVF3:04 pmCastries Hewanorra

23h 59m

2 stops

ONT12:03 pmOntario

$823

American Airlines

Jul 1

ONT1:11 pmOntario

19h 57m

2 stops

UVF12:08 pmCastries Hewanorra

Jul 7

UVF1:15 pmCastries Hewanorra

27h 07m

2 stops

ONT1:22 pmOntario

$863

American Airlines

Sep 11

ONT1:05 pmOntario

21h 49m

2 stops

UVF1:54 pmCastries Hewanorra

Sep 17

UVF3:02 pmCastries Hewanorra

24h 04m

2 stops

ONT12:06 pmOntario

$888

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Tue 7/7

11:49 pm-3:27 pm

1 stop12h 38m

Castries Hewanorra

Wed 7/15

4:45 pm-10:44 pm

1 stop32h 59m

$810

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Tue 7/7

11:49 pm-12:36 pm

1 stop33h 47m

Castries Hewanorra

Tue 7/14

4:40 pm-10:35 pm

1 stop32h 55m

$818

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Wed 8/12

12:33 pm-2:04 pm

2 stops22h 31m

Castries Hewanorra

Wed 8/19

3:04 pm-12:03 pm

2 stops23h 59m

$823

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Wed 7/1

1:11 pm-12:08 pm

2 stops19h 57m

Castries Hewanorra

Tue 7/7

1:15 pm-1:22 pm

2 stops27h 07m

$863

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Fri 9/11

9:10 pm-3:03 pm

1 stop14h 53m

Castries Hewanorra

Thu 9/17

4:25 pm-8:13 pm

1 stop30h 48m

$873

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Fri 9/11

1:05 pm-1:54 pm

2 stops21h 49m

Castries Hewanorra

Thu 9/17

3:02 pm-12:06 pm

2 stops24h 04m

$888

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Wed 7/1

10:00 pm-2:20 pm

1 stop13h 20m

Castries Hewanorra

Tue 7/7

1:15 pm-1:22 pm

2 stops27h 07m

$933

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Fri 7/3

11:54 pm-12:26 pm

1 stop33h 32m

Castries Hewanorra

Fri 7/10

4:40 pm-9:59 pm

1 stop32h 19m

$958

Quickest round-trip

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Fri 6/19

7:13 pm-1:46 pm

2 stops15h 33m

Castries Hewanorra

Fri 7/24

3:20 pm-11:45 am

2 stops23h 25m

$963

OntarioCastries

ONT - UVF

ONTUVF

Ontario

Wed 8/12

11:50 pm-3:06 pm

1 stop12h 16m

Castries Hewanorra

Wed 8/19

4:11 pm-10:35 pm

1 stop33h 24m

$1,028

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Saint Lucia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Saint Lucia?

United Airlines and JetBlue are the most popular carriers operating from Ontario to Saint Lucia

What airlines fly to Saint Lucia?

American Airlines, JetBlue and Delta are the top three most popular airlines that fly to Saint Lucia from Ontario according to our data. American Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Saint Lucia. Keep in mind that there are 3 different airlines that fly to Saint Lucia on a routine basis, so you have a few additional options to choose from.

Cheap Ontario to Saint Lucia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Saint Lucia

Fastest flight time	11h 09m
Direct flights	None

The fastest flight from Ontario to Saint Lucia takes 11h 09m

There are no direct flights from Ontario to Saint Lucia. There are no popular flight routes from Ontario to Saint Lucia.

Search flight deals

Frequently asked questions about flying from Ontario to Saint Lucia

When did momondo last update prices for flights from Ontario Airport to Saint Lucia?
Prices for flights from Ontario Airport to Saint Lucia are updated daily.
How old do you have to be to fly from Ontario Airport to Saint Lucia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Saint Lucia.
What documentation or ID do you need to fly to Saint Lucia?
The necessary travel and health documents for your Saint Lucia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Saint Lucia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Saint Lucia from Ontario.

Can I find flights from Ontario to Saint Lucia with flexible booking policies on momondo?

All flight searches from Ontario to Saint Lucia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Saint Lucia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Saint Lucia from Ontario.

I’m not ready to book a flight from Ontario to Saint Lucia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Saint Lucia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Saint Lucia trip

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Flights to Castriesfrom $567

Cheap flights from Ontario to Saint Lucia from $474

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Saint Lucia departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Ontario to Saint Lucia

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JetBlue flights from Ontario to Saint Lucia

Our best JetBlue deals on Ontario to Saint Lucia flight tickets

American Airlines flights from Ontario to Saint Lucia

Our best American Airlines deals on Ontario to Saint Lucia flight tickets

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Use the filters below to find and compare flights from Ontario to Saint Lucia that are best for you.

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How to get the cheapest flight ticket from Ontario to Saint Lucia

What is the cheapest airline that flies from Ontario to Saint Lucia?

What airlines fly to Saint Lucia?

Cheap Ontario to Saint Lucia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Saint Lucia

Fastest flight time

Direct flights

Frequently asked questions about flying from Ontario to Saint Lucia

Why use momondo?

An easier way to manage your Saint Lucia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Saint Lucia

Popular cities in Saint Lucia

Popular flights according to clicks in the last 7 days on momondo

Ontario flight routes

According to popular flight searches on momondo this year

Saint Lucia flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Saint Lucia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Saint Lucia

List of cabin classes available on flights landing in Saint Lucia. Availability may vary depending on flight origin and airline.

Complete your trip to Saint Lucia

Explore popular destinations other users love

According to popular flight searches on momondo this year