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Cheap flights from Ontario to Castries from C$ 274

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 Castries departing on 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Ontario to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:45 p.m. - 2:48 p.m.
YUL
-
UVF
22h 03m2 stops
American Airlines Logo
3:58 p.m. - 12:24 p.m.
UVF
-
YUL
20h 26m2 stops
C$ 552American Airlines
Wed, 4 Mar - Wed, 11 Mar
American Airlines Logo
2:25 p.m. - 3:03 p.m.
YUL
-
UVF
23h 38m1 stop
American Airlines Logo
4:06 p.m. - 1:45 p.m.
UVF
-
YUL
22h 39m1 stop
C$ 579American Airlines
Mon, 12 Jan - Thu, 22 Jan
American Airlines Logo
7:00 a.m. - 3:03 p.m.
YUL
-
UVF
31h 03m1 stop
American Airlines Logo
5:02 p.m. - 11:24 p.m.
UVF
-
YUL
31h 22m1 stop
C$ 580American Airlines
Mon, 12 Jan - Thu, 22 Jan
American Airlines Logo
2:25 p.m. - 3:03 p.m.
YUL
-
UVF
23h 38m1 stop
American Airlines Logo
4:06 p.m. - 1:45 p.m.
UVF
-
YUL
22h 39m1 stop
C$ 604American Airlines
Mon, 2 Feb - Mon, 9 Feb
Air Canada Logo
4:50 p.m. - 4:20 p.m.
YUL
-
UVF
46h 30m2 stops
Air Canada Logo
5:15 p.m. - 7:42 a.m.
UVF
-
YUL
15h 27m1 stop
C$ 613Air Canada
Mon, 12 Jan - Thu, 22 Jan
WestJet Logo
5:40 a.m. - 2:50 p.m.
YOW
-
UVF
8h 10m1 stop
WestJet Logo
3:40 p.m. - 12:42 a.m.
UVF
-
YOW
10h 02m1 stop
C$ 613WestJet
Tue, 20 Jan - Thu, 22 Jan
Air Canada Logo
9:30 p.m. - 4:20 p.m.
YUL
-
UVF
41h 50m2 stops
Air Canada Logo
5:15 p.m. - 9:22 a.m.
UVF
-
YUL
17h 07m1 stop
C$ 615Air Canada
Mon, 12 Jan - Thu, 22 Jan
WestJet Logo
5:40 a.m. - 2:50 p.m.
YOW
-
UVF
8h 10m1 stop
WestJet Logo
3:40 p.m. - 12:42 a.m.
UVF
-
YOW
10h 02m1 stop
C$ 615WestJet
Tue, 20 Jan - Thu, 22 Jan
Multiple Airlines Logo
8:30 a.m. - 2:50 p.m.
YYZ
-
UVF
5h 20mdirect
Multiple Airlines Logo
5:15 p.m. - 10:00 p.m.
UVF
-
YYZ
5h 45mdirect
C$ 648Multiple Airlines
Tue, 20 Jan - Fri, 23 Jan
Multiple Airlines Logo
7:55 p.m. - 4:20 p.m.
YOW
-
UVF
43h 25m2 stops
Multiple Airlines Logo
5:15 p.m. - 5:25 p.m.
UVF
-
YOW
25h 10m2 stops
C$ 1,083Multiple Airlines
Mon, 26 Jan - Mon, 2 Feb

American Airlines flights from Region of Ontario to Castries

Our best American Airlines deals on Region of Ontario to Castries flight tickets
American Airlines
4 Mar
YUL3:45 p.m.Montreal Pierre Elliott Trudeau Intl
22h 03m
2 stops
UVF2:48 p.m.Castries Hewanorra
11 Mar
UVF3:58 p.m.Castries Hewanorra
20h 26m
2 stops
YUL12:24 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 552
Find similar
American Airlines
12 Jan
YUL2:25 p.m.Montreal Pierre Elliott Trudeau Intl
23h 38m
1 stop
UVF3:03 p.m.Castries Hewanorra
22 Jan
UVF4:06 p.m.Castries Hewanorra
22h 39m
1 stop
YUL1:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 579
Find similar
American Airlines
12 Jan
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
31h 03m
1 stop
UVF3:03 p.m.Castries Hewanorra
22 Jan
UVF5:02 p.m.Castries Hewanorra
31h 22m
1 stop
YUL11:24 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 580
Find similar

Air Canada flights from Region of Ontario to Castries

Our best Air Canada deals on Region of Ontario to Castries flight tickets
Air Canada
12 Jan
YUL9:30 p.m.Montreal Pierre Elliott Trudeau Intl
41h 50m
2 stops
UVF4:20 p.m.Castries Hewanorra
22 Jan
UVF5:15 p.m.Castries Hewanorra
14h 24m
2 stops
YUL6:39 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 613
Find similar
Air Canada
12 Jan
YUL3:35 p.m.Montreal Pierre Elliott Trudeau Intl
47h 45m
2 stops
UVF4:20 p.m.Castries Hewanorra
22 Jan
UVF5:15 p.m.Castries Hewanorra
14h 24m
2 stops
YUL6:39 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 615
Find similar
Air Canada
26 Mar
YYZ10:10 a.m.Toronto Pearson Intl
5h 15m
UVF3:25 p.m.Castries Hewanorra
29 Mar
UVF4:20 p.m.Castries Hewanorra
5h 40m
YYZ10:00 p.m.Toronto Pearson Intl
C$ 619
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Castries 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, momondo users made 96,600 searches. Data last updated 31 December 2025.
Use the filters below to find and compare flights from Ontario to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 4/3

3:45 p.m.-2:48 p.m.

2 stops22h 03m

Castries Hewanorra

Wed 11/3

3:58 p.m.-12:24 p.m.

2 stops20h 26m

C$ 552

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

2:25 p.m.-3:03 p.m.

1 stop23h 38m

Castries Hewanorra

Thu 22/1

4:06 p.m.-1:45 p.m.

1 stop22h 39m

C$ 579

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

7:00 a.m.-3:03 p.m.

1 stop31h 03m

Castries Hewanorra

Thu 22/1

5:02 p.m.-11:24 p.m.

1 stop31h 22m

C$ 580

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

2:25 p.m.-3:03 p.m.

1 stop23h 38m

Castries Hewanorra

Mon 9/2

4:06 p.m.-1:45 p.m.

1 stop22h 39m

C$ 604

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

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

2 stops46h 30m

Castries Hewanorra

Thu 22/1

5:15 p.m.-7:42 a.m.

1 stop15h 27m

C$ 613

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Tue 20/1

5:40 a.m.-2:50 p.m.

1 stop8h 10m

Castries Hewanorra

Thu 22/1

3:40 p.m.-12:42 a.m.

1 stop10h 02m

C$ 613

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

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

2 stops41h 50m

Castries Hewanorra

Thu 22/1

5:15 p.m.-9:22 a.m.

1 stop17h 07m

C$ 615

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Tue 20/1

5:40 a.m.-2:50 p.m.

1 stop8h 10m

Castries Hewanorra

Thu 22/1

3:40 p.m.-12:42 a.m.

1 stop10h 02m

C$ 615

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Tue 20/1

8:30 a.m.-2:50 p.m.

Nonstop5h 20m

Castries Hewanorra

Fri 23/1

5:15 p.m.-10:00 p.m.

Nonstop5h 45m

C$ 648

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Mon 26/1

7:55 p.m.-4:20 p.m.

2 stops43h 25m

Castries Hewanorra

Mon 2/2

5:15 p.m.-5:25 p.m.

2 stops25h 10m

C$ 1,083

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Castries from

How to get the cheapest flight ticket from Region of Ontario to Castries

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 month to fly to Castries?

In general, June is the cheapest month to fly from Region of Ontario to Castries. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 379. The month of November is another great option to travel to Castries, with average flight prices from Region of Ontario averaging around C$ 408.

What is the cheapest day to depart on your flight to Castries?

According to our data, Thursday is the cheapest day to fly to Castries from Region of Ontario. The lowest ticket price found for a Thursday departure recently was C$ 761. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Castries on Friday is C$ 878.

What is the cheapest Ontario to Castries Hewanorra flight route?

Fly from Toronto Pearson Intl to Castries Hewanorra for the best Ontario - Castries Hewanorra flight prices

How far in advance should I book a flight to Castries?

You are more likely to see cheaper flights to Castries from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Castries for around C$ 679 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Castries from Region of Ontario for as low as C$ 656 on momondo.

What cabin class options are available on Ontario to Castries Hewanorra flights?

There are 2 cabin classes available to choose from on Ontario to Castries Hewanorra flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Region of Ontario to Castries flights?

No. A direct flight is the cheapest option for a flight between Region of Ontario to Castries.

Cheap Region of Ontario to Castries flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Castries

Best price found

C$ 367

Fastest flight time

5h 10m

Direct flights

Tue, Wed, Thu, Fri and Sat

Airports in Castries

1 airport
The best one-way flight to Castries from Region of Ontario in the past 72 hours is C$ 367. The best round-trip flight deal from Region of Ontario to Castries found on momondo in the last 72 hours is C$ 772.
The fastest flight from Region of Ontario to Castries takes 5h 10m
Direct flights go from Region of Ontario to Castries on Tuesday, Wednesday, Thursday, Friday and Saturday. The only airline offering direct flights is WestJet.
There is 1 airport in Castries. From Region of Ontario there are direct flights to Castries Hewanorra (UVF).
Search flight deals

  • When did momondo last update prices for flights from Ontario to Castries Hewanorra Airport?

    Prices for flights from Ontario to Castries Hewanorra Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ontario to Castries Hewanorra Airport?

  • How old do you have to be to fly from Ontario to Castries Hewanorra Airport?

    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 to Castries Hewanorra Airport.

  • What documentation or ID do you need to fly to Castries Hewanorra Airport?

    The required travel and health documents for your Castries Hewanorra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Castries Hewanorra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Region of Ontario to Castries?

Best airlines flying from Region of Ontario to Castries

Compare and see reviews for airlines that fly from Region of Ontario to Castries with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 192Free CancellationRating
7.4
9,125 reviews
Search United Airlines flights
American AirlinesPriceFrom C$ 217Free CancellationRating
7.2
11,069 reviews
Search American Airlines flights
WestJetPriceFrom C$ 431Free CancellationRating
7.2
3,228 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 492Free CancellationRating
7.1
10,571 reviews
Search Air Canada flights
WestJet EncorePriceFrom C$ 737Free CancellationRating
0.0
Search WestJet Encore flights

Travelling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Vieux Fort

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Castries . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Castries from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Castries?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Castries.

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

Of course. momondo tracks the price of Ontario to Castries flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Airports servicing Saint Lucia

Castries George F. L. Charle Airport