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Cheap flights from Ontario to Castries from C$ 210

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 25/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — UVF
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Castries

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Castries
Explore the most affordable flight options available from Ontario to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.

Sun 14/128:30 a.m.YYZ - UVF
Nonstop5h 20mWestJet
Tue 23/123:40 p.m.UVF - YYZ
Nonstop5h 55mWestJet
Deal found 11/12C$ 840
Sun 14/128:30 a.m.YYZ - UVF
Nonstop5h 20mWestJet
Sun 21/123:40 p.m.UVF - YYZ
Nonstop5h 55mWestJet
Deal found 10/12C$ 841
Thu 11/123:56 p.m.YYZ - UVF
2 stops20h 23mAmerican Airlines
Thu 18/123:53 p.m.UVF - YYZ
1 stop20h 16mAmerican Airlines
Deal found 10/12C$ 950
Sat 13/127:09 p.m.YYZ - UVF
2 stops19h 44mAmerican Airlines
Sun 21/124:54 p.m.UVF - YYZ
1 stop20h 31mAmerican Airlines
Deal found 11/12C$ 986
Wed 31/127:08 a.m.YUL - UVF
1 stop30h 44mAmerican Airlines
Wed 14/15:02 p.m.UVF - YUL
1 stop31h 22mAmerican Airlines
Deal found 11/12C$ 987
Wed 31/127:00 a.m.YUL - UVF
1 stop8h 20mAir Canada
Thu 8/15:15 p.m.UVF - YUL
1 stop15h 27mAir Canada
Deal found 11/12C$ 992
Wed 31/124:44 p.m.YYZ - UVF
1 stop21h 08mAmerican Airlines
Sun 11/15:02 p.m.UVF - YYZ
2 stops20h 32mAmerican Airlines
Deal found 11/12C$ 994
Sun 14/126:00 a.m.YYZ - UVF
1 stop8h 53mAmerican Airlines
Tue 23/124:54 p.m.UVF - YYZ
1 stop20h 31mAmerican Airlines
Deal found 11/12C$ 1,081
Sun 14/126:00 a.m.YYZ - UVF
1 stop8h 53mAmerican Airlines
Sun 21/123:53 p.m.UVF - YYZ
1 stop25h 06mAmerican Airlines
Deal found 10/12C$ 1,118
Thu 11/127:14 p.m.YYZ - UVF
1 stop18h 46mAmerican Airlines
Mon 15/124:00 p.m.UVF - YYZ
1 stop27h 29mAmerican Airlines
Deal found 10/12C$ 1,168
Wed 31/129:30 p.m.YUL - UVF
2 stops41h 55mAir Canada
Wed 14/15:15 p.m.UVF - YUL
2 stops19h 24mAir Canada
Deal found 11/12C$ 1,248
Wed 31/127:00 a.m.YUL - UVF
1 stop8h 20mAir Canada
Wed 7/15:15 p.m.UVF - YUL
2 stops51h 40mAir Canada
Deal found 11/12C$ 1,484

Find flight deals from Ontario to Castries

Keep the following information in mind while searching for Ontario to Castries flight deals. Data was last updated 12 December 2025.

Round-trip from

C$ 459

One-way from

C$ 210

Popular in

August

Cheapest in

September

Average price

C$ 1,073
American Airlines
  • American Airlines
  • 12/1-22/1
  • 2 total stops
  • 46h 17m total
  • Ontario to Castries
Search Deals
American Airlines
  • American Airlines
  • 25/1
  • 1 total stop
  • 29h 46m total
  • Ontario to Castries
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from 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, Cheapflights users made 629,999 searches. Data last updated 12 December 2025.
Use the filters below to find and compare flights from Ontario to Castries that are best for you.

Fly from

Ontario

Fly to

Castries

Route

Depart

Return

Price

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Sun 18/1

7:15 a.m.-4:25 p.m.

1 stop8h 10m

Castries Hewanorra

Thu 22/1

5:15 p.m.-11:08 a.m.

1 stop18h 53m

C$ 679

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Tue 13/1

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

1 stop8h 03m

Castries Hewanorra

Tue 27/1

5:02 p.m.-12:18 p.m.

1 stop20h 16m

C$ 685

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Fri 27/2

10:30 a.m.-12:58 p.m.

1 stop25h 28m

Castries Hewanorra

Fri 6/3

5:00 p.m.-12:20 p.m.

1 stop20h 20m

C$ 695

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

8:50 a.m.-4:25 p.m.

2 stops30h 35m

Castries Hewanorra

Fri 23/1

5:15 p.m.-6:39 a.m.

2 stops14h 24m

C$ 712

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Thu 8/1

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

Nonstop5h 20m

Castries Hewanorra

Thu 15/1

3:40 p.m.-8:35 p.m.

Nonstop5h 55m

C$ 714

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Sat 17/1

4:44 p.m.-1:46 p.m.

2 stops20h 02m

Castries Hewanorra

Sat 24/1

3:10 p.m.-9:49 a.m.

1 stop19h 39m

C$ 725

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Thu 22/1

10:10 a.m.-4:25 p.m.

Nonstop5h 15m

Castries Hewanorra

Mon 26/1

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

Nonstop5h 45m

C$ 742

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 19/2

7:30 a.m.-4:00 p.m.

2 stops31h 30m

Castries Hewanorra

Tue 3/3

3:50 p.m.-3:24 p.m.

2 stops24h 34m

C$ 749

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 19/2

2:25 p.m.-4:00 p.m.

2 stops24h 35m

Castries Hewanorra

Wed 4/3

5:00 p.m.-3:05 p.m.

2 stops47h 05m

C$ 749

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Tue 3/2

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

1 stop8h 03m

Castries Hewanorra

Sun 8/2

2:46 p.m.-11:57 p.m.

1 stop10h 11m

C$ 752

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

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Best time to book a flight from Ontario to Castries

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

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

Currently, June is the cheapest month in which you can book a flight from Region of Ontario to Castries (average of C$ 218). Flying from Region of Ontario to Castries in December is currently the most expensive (average of C$ 490). 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 ON to UVF?

Find hourly flight availability from Ontario to Castries. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.

A simple way to save on the total cost of your ticket is to fly from Region of Ontario to Castries in the afternoon. If you’re flexible enough to do this you can expect to save up to 52% on your trip compared to booking a flight in the evening.

Related info for your journey

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

    If you book a flight to Castries from Ontario, you will be flying to Hewanorra, which is the city’s only airport. Castries Hewanorra (UVF) is located 31.1 km from the centre of Castries.

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

    Air Canada, American Airlines, and WestJet can get you from Region of Ontario to Castries in just under 5h 20m. Your travel time can differ by up to 2h 50m. There are 3772 km between Region of Ontario and Castries. This flight may include one or multiple stops.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as C$ 171. However, be on the lookout for offers from WestJet and Air Canada, as they are both options that can get you from Region of Ontario to Castries for a low price.

  • What are the most popular routes from Region of Ontario to Castries?

    The most popular flight routes from Region of Ontario to Castries are Toronto Pearson Intl - Castries Hewanorra, Montreal Pierre Elliott Trudeau Intl - Castries Hewanorra and Ottawa - Castries Hewanorra.

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

    Before booking your flight to Castries from Region of Ontario, check out the most reliable airlines to get you to your destination on time: WestJet (88%), Air Canada (79%), Air Canada Rouge( 79%).

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

    Looking at all options, your cheapest flight can be booked for C$ 336. While the most popular route (Toronto Pearson Intl - Castries Hewanorra) can be booked for C$ 559 on average, our data indicates C$ 622 when flying from Region of Ontario to Castries.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Region of Ontario to Castries (average of C$ 218). Flying from Region of Ontario to Castries in December is currently the most expensive (average of C$ 490). 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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Top 5 airlines flying from Ontario to Castries

Discover the top 5 airlines that operate flights from Ontario to Castries. 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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 193AverageC$ 529FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 218AverageC$ 611FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 433AverageC$ 726FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 494AverageC$ 840FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJet EncoreCheapestC$ 742AverageC$ 1,122FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore 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 Ontario to Castries?

Cheapflights helps you search for flights from Ontario to Castries via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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 Castries from Ontario.

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

Yes, we can. To see specific flights from Ontario to Castries 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 Ontario to Castries become cheaper?

Yes! Start tracking prices for Ontario to Castries flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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