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Cheap flights from Castries to Ontario from C$ 303

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
UVF — YYZ
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Castries to Ontario

Keep the following information in mind while searching for Castries to Ontario flight deals. Data was last updated 11 September 2025.

Round-trip from

C$ 628

One-way from

C$ 303
American Airlines
  • American Airlines
  • 16/10-25/10
  • 4 total stops
  • 38h 59m total
  • Castries to Ontario
Search Deals
WestJet
  • WestJet
  • 21/9
  • Nonstop
  • 5h 37m total
  • Castries to Ontario
Search Deals

Find flight deals from Castries to Ontario

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 11 September 2025.

Thu 16/102:56 p.m.UVF - YYZ
2 stops19h 23mAmerican Airlines
Sat 25/107:24 p.m.YYZ - UVF
2 stops19h 36mAmerican Airlines
Deal found 11/9C$ 628
Sun 26/102:40 p.m.UVF - YYZ
Nonstop5h 55mWestJet
Sun 2/118:30 a.m.YYZ - UVF
Nonstop5h 20mWestJet
Deal found 11/9C$ 707
Sun 26/102:56 p.m.UVF - YYZ
2 stops21h 03mAmerican Airlines
Sun 2/115:15 p.m.YYZ - UVF
2 stops19h 04mAmerican Airlines
Deal found 11/9C$ 859
Thu 18/93:38 p.m.UVF - YYZ
1 stop18h 43mDelta
Thu 25/96:13 p.m.YYZ - UVF
2 stops20h 10mDelta
Deal found 10/9C$ 938
Sun 26/109:50 a.m.UVF - YYZ
1 stop11h 06mMultiple Airlines
Sun 2/118:30 a.m.YYZ - UVF
Nonstop5h 20mMultiple Airlines
Deal found 11/9C$ 941
Wed 15/102:56 p.m.UVF - YYZ
2 stops21h 39mAmerican Airlines
Sat 25/106:29 p.m.YYZ - UVF
2 stops20h 31mAmerican Airlines
Deal found 11/9C$ 1,085
Fri 19/124:54 p.m.UVF - YYZ
2 stops18h 22mAmerican Airlines
Sun 28/124:06 p.m.YYZ - UVF
2 stops19h 58mAmerican Airlines
Deal found 10/9C$ 1,140

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 11 September 2025.
Use the filters below to find and compare flights from Castries to Ontario that are best for you.

Fly from

Castries

Fly to

Ontario

Route

Depart

Return

Price

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Thu 16/10

2:56 p.m.-10:19 a.m.

2 stops19h 23m

Toronto Pearson Intl

Sat 25/10

7:24 p.m.-3:00 p.m.

2 stops19h 36m

C$ 628

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Tue 10/3

3:50 p.m.-11:45 a.m.

1 stop19h 55m

Toronto Pearson Intl

Tue 31/3

12:55 p.m.-1:30 p.m.

1 stop24h 35m

C$ 662

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Sun 26/10

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

Nonstop5h 55m

Toronto Pearson Intl

Sun 2/11

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

Nonstop5h 20m

C$ 707

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Tue 10/3

2:40 p.m.-8:38 p.m.

Nonstop5h 58m

Toronto Pearson Intl

Tue 31/3

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

Nonstop5h 16m

C$ 806

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Sun 21/9

2:35 p.m.-8:12 p.m.

Nonstop5h 37m

C$ 303

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Sun 5/10

2:35 p.m.-8:12 p.m.

Nonstop5h 37m

C$ 306

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Fri 19/9

3:10 p.m.-8:50 p.m.

Nonstop5h 40m

C$ 316

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Fri 19/9

3:38 p.m.-11:20 a.m.

2 stops19h 42m

C$ 410

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Thu 25/9

3:38 p.m.-10:21 a.m.

1 stop18h 43m

C$ 410

CastriesToronto

UVF - YYZ

UVFYYZ

Castries Hewanorra

Wed 24/9

3:38 p.m.-9:22 a.m.

2 stops17h 44m

C$ 410

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 13 results
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, January is the cheapest month in which you can book a flight from Castries to Region of Ontario (average of C$ 168). Flying from Castries to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 11 September 2025.

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 11 September 2025.
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
3,091 reviews
Check prices

Comfort

7.1

Entertainment

6.1

Overall

7.2

Food

6.2

Crew

7.9

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.
WestJet
7.2
Good
3,091 reviews
WestJet
7.2
Good
3,091 reviews
Check prices

Comfort

7.1

Entertainment

6.1

Overall

7.2

Food

6.2

Crew

7.9

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.
Air Canada
7.1
Good
10,000 reviews
WestJet
7.2
Good
3,091 reviews
Check prices

Comfort

7.1

Entertainment

6.1

Overall

7.2

Food

6.2

Crew

7.9

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

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 19h 23m. 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$ 303 on WestJet. Other airlines that offer cheap prices include Air Canada from C$ 316 and Delta from C$ 410 one-way.

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

    Consider Air Canada (77%), Air Canada Rouge (77%) or WestJet (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$ 644, our data indicates the cheapest price to be C$ 306. The most popular route (Castries Hewanorra - Toronto Pearson Intl), is priced around C$ 546.

  • 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, January is the cheapest month in which you can book a flight from Castries to Region of Ontario (average of C$ 168). Flying from Castries to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 241AverageC$ 803FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 471AverageC$ 728FlexibilityNo 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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