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Cheap flights from Castries to Ontario from C$ 349

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 17/4. Fares are subject to change and may not be available on all flights or dates of travel.
UVF — YYZ
18 Apr — 25 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Castries to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Castries to Ontario
Explore the most affordable flight options available from Castries to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 March 2026.

Mon 13/44:05 p.m.
UVF
-
YYZ
Nonstop5h 55m
Multiple Airlines
Tue 21/48:30 a.m.
YYZ
-
UVF
Nonstop5h 16m
Multiple Airlines
Deal found 17/3C$ 600
Thu 25/62:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Sun 30/88:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Deal found 17/3C$ 684
Tue 14/42:40 p.m.
UVF
-
YYZ
Nonstop5h 58m
WestJet
Tue 21/48:30 a.m.
YYZ
-
UVF
Nonstop5h 16m
WestJet
Deal found 17/3C$ 715
Thu 30/43:28 p.m.
UVF
-
YYZ
2 stops19h 25m
American Airlines
Fri 8/56:06 p.m.
YYZ
-
UVF
1 stop19h 03m
American Airlines
Deal found 16/3C$ 726
Sun 21/62:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Sun 19/78:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Deal found 18/3C$ 732
Thu 30/42:30 p.m.
UVF
-
YYZ
Nonstop5h 40m
WestJet
Thu 14/58:15 a.m.
YYZ
-
UVF
Nonstop5h 25m
WestJet
Deal found 18/3C$ 798
Mon 6/44:15 p.m.
UVF
-
YYZ
Nonstop5h 45m
Air Canada
Mon 13/49:35 a.m.
YYZ
-
UVF
Nonstop5h 35m
Air Canada
Deal found 16/3C$ 806
Wed 8/44:20 p.m.
UVF
-
YYZ
Nonstop5h 45m
Air Canada
Wed 15/410:05 a.m.
YYZ
-
UVF
Nonstop5h 15m
Air Canada
Deal found 17/3C$ 843

Find flight deals from Castries to Ontario

Keep the following information in mind while searching for Castries to Ontario flight deals. Data was last updated 19 March 2026.

Round-trip from

C$ 600

One-way from

C$ 349
WestJet
  • WestJet
  • 13/4-21/4
  • Nonstop
  • 11h 11m total
  • Castries to Ontario
Search Deals
American Airlines
  • American Airlines
  • 17/4
  • 1 total stop
  • 31h 12m total
  • Castries to Ontario
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Castries to Ontario 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 629,999 searches. Data last updated 19 March 2026.
Use the filters below to find and compare flights from Castries to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Mon 13/4

4:05 p.m.-10:00 p.m.

Nonstop5h 55m

Toronto Pearson Intl

Tue 21/4

8:30 a.m.-1:46 p.m.

Nonstop5h 16m

C$ 600
Quickest round-trip

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Sun 21/6

2:30 p.m.-8:10 p.m.

Nonstop5h 40m

Toronto Pearson Intl

Sun 19/7

8:15 a.m.-1:40 p.m.

Nonstop5h 25m

C$ 732

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Sun 21/6

2:30 p.m.-8:10 p.m.

Nonstop5h 40m

Toronto Pearson Intl

Sun 19/7

7:25 a.m.-3:15 p.m.

2 stops31h 50m

C$ 1,114

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Wed 1/4

3:58 p.m.-10:18 a.m.

2 stops18h 20m

Toronto Pearson Intl

Wed 22/4

6:00 a.m.-2:26 p.m.

2 stops32h 26m

C$ 1,177

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Tue 14/4

3:22 p.m.-8:56 a.m.

2 stops17h 34m

Toronto Pearson Intl

Tue 21/4

6:15 a.m.-2:02 p.m.

1 stop7h 47m

C$ 1,253

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Thu 30/4

3:28 p.m.-10:40 p.m.

1 stop31h 12m

Toronto Pearson Intl

Thu 14/5

5:59 p.m.-1:45 p.m.

1 stop19h 46m

C$ 1,324

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Thu 25/6

3:30 p.m.-8:55 a.m.

2 stops17h 25m

Toronto Pearson Intl

Sun 30/8

12:15 p.m.-2:08 p.m.

2 stops25h 53m

C$ 1,366
Cheapest one-way

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Thu 23/4

3:28 p.m.-10:40 p.m.

1 stop31h 12m

C$ 349

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Wed 29/4

2:45 p.m.-10:19 a.m.

2 stops19h 34m

C$ 354

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Thu 23/4

4:15 p.m.-10:00 p.m.

Nonstop5h 45m

C$ 511

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/3

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Castries to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Castries 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 Castries to Ontario

What is the cheapest month to book a flight from Castries to Region of Ontario?

Currently, August is the cheapest month in which you can book a flight from Castries to Region of Ontario (average of C$ 243). Flying from Castries to Region of Ontario in February is currently the most expensive (average of C$ 842). 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 UVF to ON?

Find hourly flight availability from Castries to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 March 2026.

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

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 19 March 2026.
Read through reviews of airlines operating flights from Castries to Ontario, such as WestJet and Air Canada. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,297 reviews
Check prices

Comfort

7.0

Overall

7.2

Crew

7.9

Food

6.2

Entertainment

6.1

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.
WestJet
7.2
Good
3,297 reviews
WestJet
7.2
Good
3,297 reviews
Check prices

Comfort

7.0

Overall

7.2

Crew

7.9

Food

6.2

Entertainment

6.1

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.
Air Canada
7.1
Good
10,815 reviews
WestJet
7.2
Good
3,297 reviews
Check prices

Comfort

7.0

Overall

7.2

Crew

7.9

Food

6.2

Entertainment

6.1

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2026

TQO - YYZ

I had a very happy experience with fast boarding, an early flight and landing, and a quick baggage claim.

Related info for your journey

Find useful and relevant information for your journey from Castries to Ontario. 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 Castries to Ontario?

    For a flight from Castries to Ontario, you will be flying from Hewanorra. Castries Hewanorra (UVF) is just 31.1 km from the centre of the city.

  • How long is the flight from Castries to Region of Ontario?

    Departing from Castries to Region of Ontario will take you 5h 40m. Castries and Region of Ontario are separated by a distance of 3772 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Castries to Region of Ontario one-way?

    One-way options have recently been found by users for as low as C$ 256 on WestJet. Other airlines that offer cheap prices include Air Canada from C$ 319 and American Airlines from C$ 324 one-way.

  • What are the most reliable airlines from Castries to Region of Ontario?

    Consider WestJet (76%), Air Canada (51%) or Air Canada Rouge (51%) when booking your flight. These represent the most reliable airlines when flying from Castries to Region of Ontario.

  • What are the cheapest flights from Castries to Region of Ontario?

    Looking for the cheapest flight from Castries to Region of Ontario? While on average our users pay C$ 774, our data indicates the cheapest price to be C$ 299. The most popular route (Castries Hewanorra - Toronto Pearson Intl), is priced around C$ 614.

  • Can I find deals for flights from Castries to Ontario that include hotel bookings?

    Yes. In addition to deals on Castries to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Castries to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Castries to Ontario.

  • Can I find deals for business class flights from Castries to Ontario?

    Yes. Cheapflights offers flight deals from Castries to Ontario 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 Castries to Region of Ontario?

    Currently, August is the cheapest month in which you can book a flight from Castries to Region of Ontario (average of C$ 243). Flying from Castries to Region of Ontario in February is currently the most expensive (average of C$ 842). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Castries to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Castries to Pearson Intl flights

Top 2 airlines flying from Castries to Ontario

Discover the top 2 airlines that operate flights from Castries to Ontario. 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 629,999 searches. Data last updated 19 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 238AverageC$ 1,117FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 529AverageC$ 758FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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 Castries to Ontario?

Cheapflights makes it easy to find Castries to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Castries.

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

Yes, we can. To see specific flights from Castries to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Castries to Ontario 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.

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