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Cheap flights from Castries to Ontario from C$ 290

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
UVF — YYZ
3 Sep — 10 Sep1
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 4 August 2026.

Sun 25/102:40 p.m. -
Nonstop5h 55m
Fri 30/1010:25 a.m. -
Nonstop5h 15m
Deal found 3/8C$ 541
Sun 4/102:30 p.m. -
Nonstop5h 40m
Sun 18/108:15 a.m. -
Nonstop5h 25m
Deal found 4/8C$ 544
Sun 9/82:30 p.m. -
Nonstop5h 40m
Sun 6/98:15 a.m. -
Nonstop5h 25m
Deal found 2/8C$ 590
Sun 25/102:40 p.m. -
Nonstop5h 55m
Sun 8/118:30 a.m. -
Nonstop5h 20m
Deal found 31/7C$ 620
Tue 4/83:20 p.m. -
2 stops20h 39m
Sun 6/93:45 p.m. -
1 stop22h 34m
Deal found 1/8C$ 755
Tue 4/83:20 p.m. -
1 stop26h 21m
Tue 25/86:08 p.m. -
2 stops19h 41m
Deal found 2/8C$ 829
Tue 1/92:49 p.m. -
2 stops20h 10m
Tue 29/93:19 p.m. -
2 stops22h 43m
Deal found 3/8C$ 832

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 4 August 2026.

Round-trip from

C$ 541

One-way from

C$ 290
Air Canada
  • Air Canada
  • 25/10-30/10
  • Nonstop
  • 11h 10m total
  • Castries to Ontario
Search Deals
WestJet
  • WestJet
  • 11/10
  • Nonstop
  • 5h 40m 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 4 August 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
Quickest round-trip

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Sun 25/10

2:40 p.m.-8:35 p.m.

Nonstop5h 55m

Toronto Pearson Intl

Fri 30/10

10:25 a.m.-3:40 p.m.

Nonstop5h 15m

C$ 541

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Sat 24/10

3:01 p.m.-11:59 a.m.

2 stops20h 58m

Toronto Pearson Intl

Mon 2/11

4:30 p.m.-1:32 p.m.

2 stops20h 02m

C$ 878

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Mon 7/9

3:19 p.m.-2:58 p.m.

1 stop23h 39m

Toronto Pearson Intl

Mon 5/10

6:00 a.m.-3:03 p.m.

1 stop9h 03m

C$ 949

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Wed 2/9

2:49 p.m.-2:58 p.m.

2 stops24h 09m

Toronto Pearson Intl

Tue 17/11

11:50 a.m.-3:04 p.m.

1 stop26h 14m

C$ 954

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Sun 25/10

2:42 p.m.-11:59 a.m.

2 stops21h 17m

Toronto Pearson Intl

Fri 30/10

6:00 a.m.-3:04 p.m.

1 stop9h 04m

C$ 961

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Sat 15/8

3:19 p.m.-10:17 a.m.

2 stops18h 58m

Toronto Pearson Intl

Sat 12/9

3:45 p.m.-2:02 p.m.

2 stops22h 17m

C$ 966

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Sun 8/11

4:01 p.m.-10:56 a.m.

2 stops19h 55m

Toronto Pearson Intl

Sun 15/11

3:57 p.m.-1:32 p.m.

2 stops20h 35m

C$ 977

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Mon 14/9

3:02 p.m.-4:45 p.m.

2 stops25h 43m

Toronto Pearson Intl

Mon 21/9

6:04 p.m.-2:02 p.m.

2 stops19h 58m

C$ 981

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Fri 14/8

3:19 p.m.-5:41 p.m.

1 stop26h 22m

Toronto Pearson Intl

Fri 4/9

6:15 a.m.-2:19 p.m.

1 stop8h 04m

C$ 1,153

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Tue 1/9

2:49 p.m.-5:10 p.m.

1 stop26h 21m

Toronto Pearson Intl

Tue 29/9

7:25 p.m.-2:02 p.m.

2 stops18h 37m

C$ 1,231

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 20 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, October is the cheapest month in which you can book a flight from Castries to Region of Ontario (average of C$ 509). Flying from Castries to Region of Ontario in February is currently the most expensive (average of C$ 1,332). 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 4 August 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.

How much does it cost to fly round-trip from Castries to Region of Ontario?

Airfare is below average for this route at the moment.
Castries to Region of Ontario flights typically cost between C$ 759 and C$ 867 in October.
The cheapest round-trip price found within the last 5 days was C$ 541 on Multiple Airlines (25 Oct-30 Oct).

How far ahead should I book a flight from Castries to Region of Ontario?

Booking 16 days in advance of your planned departure date is, on average, the best time to get cheap flights from Castries to Region of Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 4 August 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
3,426 reviews
Check prices

Crew

7.9

Entertainment

6.1

Boarding

7.4

Food

6.2

Overall

7.2

Comfort

7.0

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
3,426 reviews
WestJet
7.2
Good
3,426 reviews
Check prices

Crew

7.9

Entertainment

6.1

Boarding

7.4

Food

6.2

Overall

7.2

Comfort

7.0

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
11,426 reviews
WestJet
7.2
Good
3,426 reviews
Check prices

Crew

7.9

Entertainment

6.1

Boarding

7.4

Food

6.2

Overall

7.2

Comfort

7.0

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 20h 58m. Castries and Region of Ontario are separated by a distance of 3772 km.

  • 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$ 267 on Air Canada. Other airlines that offer cheap prices include WestJet from C$ 301 and American Airlines from C$ 326 one-way.

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

    Consider WestJet (65%), Air Canada (61%) or Air Canada Rouge (44%) 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$ 714, our data indicates the cheapest price to be C$ 396. The most popular route (Castries Hewanorra - Toronto Pearson Intl), is priced around C$ 541.

  • 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, October is the cheapest month in which you can book a flight from Castries to Region of Ontario (average of C$ 509). Flying from Castries to Region of Ontario in February is currently the most expensive (average of C$ 1,332). 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 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 4 August 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 527AverageC$ 765FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 859AverageC$ 1,058FlexibilityNo cancel feeOn-time67%
Search Air Canada 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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