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Cheap flights from Ontario to Castries from C$ 178

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 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — UVF
22 Oct — 29 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Castries

Keep the following information in mind while searching for Ontario to Castries flight deals. Data was last updated 22 September 2025.

Round-trip from

C$ 449

One-way from

C$ 178

Popular in

August

Cheapest in

September

Average price

C$ 464
American Airlines
  • American Airlines
  • 26/10-30/10
  • 4 total stops
  • 41h 40m total
  • Ontario to Castries
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WestJet
  • WestJet
  • 30/10
  • Nonstop
  • 5h 20m total
  • Ontario to Castries
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease (C$ 33 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ontario to Castries

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 22 September 2025.

Sun 26/108:30 a.m.YYZ - UVF
Nonstop5h 20mWestJet
Thu 30/102:40 p.m.UVF - YYZ
Nonstop5h 55mWestJet
Deal found 20/9C$ 456
Tue 4/115:40 a.m.YOW - UVF
1 stop8h 10mWestJet
Tue 11/113:40 p.m.UVF - YOW
1 stop10h 02mWestJet
Deal found 19/9C$ 470
Mon 27/106:00 a.m.YUL - UVF
1 stop9h 25mAir Canada
Mon 3/115:15 p.m.UVF - YUL
1 stop15h 33mAir Canada
Deal found 22/9C$ 488
Sun 26/107:14 p.m.YYZ - UVF
2 stops19h 46mAmerican Airlines
Sun 2/112:19 p.m.UVF - YYZ
2 stops21h 33mAmerican Airlines
Deal found 20/9C$ 493
Wed 29/107:29 a.m.YUL - UVF
1 stop29h 36mAmerican Airlines
Wed 5/114:52 p.m.UVF - YUL
2 stops30h 48mAmerican Airlines
Deal found 20/9C$ 495
Sat 18/107:24 p.m.YYZ - UVF
2 stops19h 36mAmerican Airlines
Thu 23/102:40 p.m.UVF - YYZ
1 stop24h 19mAmerican Airlines
Deal found 21/9C$ 523
Thu 13/117:14 p.m.YYZ - UVF
2 stops19h 38mAmerican Airlines
Thu 20/114:04 p.m.UVF - YYZ
1 stop19h 59mAmerican Airlines
Deal found 20/9C$ 533
Sun 19/108:25 a.m.YYZ - UVF
Nonstop5h 19mWestJet
Tue 28/102:40 p.m.UVF - YYZ
Nonstop5h 55mWestJet
Deal found 21/9C$ 544
Tue 4/118:30 a.m.YYZ - UVF
Nonstop5h 20mMultiple Airlines
Wed 10/125:15 p.m.UVF - YYZ
Nonstop5h 45mMultiple Airlines
Deal found 20/9C$ 572
Fri 17/105:59 p.m.YYZ - UVF
2 stops21h 01mAmerican Airlines
Fri 24/102:56 p.m.UVF - YYZ
2 stops19h 19mAmerican Airlines
Deal found 21/9C$ 592
Tue 4/115:40 a.m.YOW - UVF
1 stop8h 10mWestJet
Tue 3/33:40 p.m.UVF - YOW
1 stop9h 59mWestJet
Deal found 21/9C$ 594
Sun 26/106:00 a.m.YYZ - UVF
1 stop9h 00mAmerican Airlines
Thu 30/102:56 p.m.UVF - YYZ
1 stop9h 03mAmerican Airlines
Deal found 20/9C$ 599

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 22 September 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

Tue 4/11

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

1 stop8h 10m

Castries Hewanorra

Tue 11/11

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

1 stop10h 02m

C$ 470

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Sun 26/10

7:14 p.m.-3:00 p.m.

2 stops19h 46m

Castries Hewanorra

Sun 2/11

2:19 p.m.-10:52 a.m.

2 stops21h 33m

C$ 493

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 27/10

7:00 a.m.-3:25 p.m.

1 stop8h 25m

Castries Hewanorra

Mon 3/11

5:15 p.m.-11:40 a.m.

2 stops19h 25m

C$ 525

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Wed 3/12

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

Nonstop5h 15m

Castries Hewanorra

Wed 10/12

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

Nonstop5h 45m

C$ 530

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Tue 4/11

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

1 stop8h 10m

Castries Hewanorra

Tue 3/3

3:40 p.m.-12:39 a.m.

1 stop9h 59m

C$ 594

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sun 19/10

9:40 a.m.-2:15 p.m.

2 stops52h 35m

Castries Hewanorra

Sun 26/10

4:15 p.m.-11:23 a.m.

1 stop19h 08m

C$ 653

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Sat 7/2

6:50 a.m.-4:25 p.m.

1 stop8h 35m

Castries Hewanorra

Sat 14/2

1:52 p.m.-10:01 a.m.

1 stop21h 09m

C$ 715

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Wed 18/3

6:15 a.m.-2:04 p.m.

1 stop7h 49m

Castries Hewanorra

Wed 1/4

3:24 p.m.-5:24 p.m.

2 stops26h 00m

C$ 725

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Tue 10/3

6:15 a.m.-2:04 p.m.

1 stop7h 49m

Castries Hewanorra

Wed 1/4

3:24 p.m.-5:24 p.m.

2 stops26h 00m

C$ 725

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Tue 25/11

6:10 a.m.-3:39 p.m.

1 stop8h 29m

Castries Hewanorra

Wed 3/12

4:59 p.m.-11:08 a.m.

1 stop19h 09m

C$ 726

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/9

Showing 1-10 of 37 results
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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 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 22 September 2025.

When flying from Region of Ontario to Castries, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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?

    WestJet, American Airlines, and Air Canada can get you from Region of Ontario to Castries in just under 8h 10m. Your travel time can differ by up to 11h 36m. There are 3774 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 WestJet, with whom users have recently found tickets for as low as C$ 178. However, be on the lookout for offers from United Airlines and American Airlines, 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: Air Canada (82%), Air Canada Rouge (82%), WestJet( 63%).

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

    Looking at all options, your cheapest flight can be booked for C$ 192. While the most popular route (Toronto Pearson Intl - Castries Hewanorra) can be booked for C$ 572 on average, our data indicates C$ 520 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.

See more FAQs

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Top 7 airlines flying from Ontario to Castries

Discover the top 7 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 22 September 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 193AverageC$ 581FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 218AverageC$ 614FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 426AverageC$ 680FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 428AverageC$ 709FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 495AverageC$ 841FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJet EncoreCheapestC$ 742AverageC$ 1,121FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
Caribbean AirlinesCheapestC$ 992AverageC$ 1,391FlexibilityNo cancel feeOn-timeN/A
Search Caribbean Airlines flights

Fly with Cheapflights

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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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