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Cheap flights from Ontario to Castries from C$ 200

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 24/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — UVF
17 Jun — 24 Jun1
1 adult

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 12 June 2025.

Round-trip from

C$ 384

One-way from

C$ 200

Popular in

August

Cheapest in

October

Average price

C$ 533
WestJet
  • WestJet
  • 21/9-28/9
  • Nonstop
  • 10h 56m total
  • Ontario to Castries
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WestJet
  • WestJet
  • 24/7
  • 1 total stop
  • 7h 50m total
  • Ontario to Castries
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 30 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).
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Average for round-trip flights in June 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 12 June 2025.

Sun 21/98:25 a.m.YYZ - UVF
Nonstop5h 19mWestJet
Sun 28/92:35 p.m.UVF - YYZ
Nonstop5h 37mWestJet
Deal found 10/6C$ 384
Tue 16/98:55 a.m.YYZ - UVF
Nonstop5h 20mAir Canada
Fri 19/93:10 p.m.UVF - YYZ
Nonstop5h 40mAir Canada
Deal found 12/6C$ 427
Sun 15/69:40 a.m.YUL - UVF
2 stops52h 35mAir Canada
Fri 20/63:10 p.m.UVF - YUL
1 stop9h 31mAir Canada
Deal found 10/6C$ 503
Fri 12/92:30 p.m.YYZ - UVF
2 stops23h 01mUnited Airlines
Sat 27/92:35 p.m.UVF - YYZ
2 stops23h 44mUnited Airlines
Deal found 10/6C$ 563
Sat 6/96:00 a.m.YUL - UVF
1 stop7h 31mUnited Airlines
Sat 13/92:35 p.m.UVF - YUL
2 stops29h 10mUnited Airlines
Deal found 10/6C$ 570
Thu 31/711:15 a.m.YUL - UVF
1 stop27h 00mMultiple Airlines
Thu 21/82:35 p.m.UVF - YUL
1 stop10h 02mMultiple Airlines
Deal found 10/6C$ 580
Wed 20/86:00 a.m.YYZ - UVF
1 stop7h 57mAmerican Airlines
Mon 25/82:58 p.m.UVF - YYZ
2 stops20h 01mAmerican Airlines
Deal found 11/6C$ 608
Thu 21/88:25 a.m.YYZ - UVF
Nonstop5h 20mMultiple Airlines
Tue 26/83:10 p.m.UVF - YYZ
Nonstop5h 40mMultiple Airlines
Deal found 11/6C$ 648
Mon 3/117:00 a.m.YUL - UVF
1 stop30h 48mWestJet
Tue 18/113:40 p.m.UVF - YUL
1 stop10h 00mWestJet
Deal found 10/6C$ 660
Thu 23/1010:00 a.m.YOW - UVF
1 stop28h 15mAir Canada
Fri 31/104:05 p.m.UVF - YOW
1 stop9h 32mAir Canada
Deal found 11/6C$ 664
Mon 25/83:44 p.m.YUL - UVF
2 stops23h 16mAmerican Airlines
Wed 3/93:17 p.m.UVF - YUL
2 stops24h 04mAmerican Airlines
Deal found 11/6C$ 666
Sat 26/77:00 a.m.YYZ - UVF
1 stop8h 30mLufthansa
Sat 9/812:55 p.m.UVF - YYZ
1 stop11h 03mLufthansa
Deal found 10/6C$ 714

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 June 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

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sun 15/6

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

2 stops52h 35m

Castries Hewanorra

Fri 20/6

3:10 p.m.-12:41 a.m.

1 stop9h 31m

C$ 503

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Tue 17/6

8:55 a.m.-2:15 p.m.

Nonstop5h 20m

Castries Hewanorra

Tue 24/6

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

Nonstop5h 40m

C$ 532

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sat 6/9

6:00 a.m.-1:31 p.m.

1 stop7h 31m

Castries Hewanorra

Sat 13/9

2:35 p.m.-7:45 p.m.

2 stops29h 10m

C$ 570

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 31/7

11:15 a.m.-2:15 p.m.

1 stop27h 00m

Castries Hewanorra

Thu 21/8

2:35 p.m.-12:37 a.m.

1 stop10h 02m

C$ 580

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Sun 15/6

8:25 a.m.-1:45 p.m.

Nonstop5h 20m

Castries Hewanorra

Sun 22/6

2:35 p.m.-8:17 p.m.

Nonstop5h 42m

C$ 585

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Wed 20/8

6:00 a.m.-1:57 p.m.

1 stop7h 57m

Castries Hewanorra

Mon 25/8

2:58 p.m.-10:59 a.m.

2 stops20h 01m

C$ 608

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Thu 21/8

8:25 a.m.-1:45 p.m.

Nonstop5h 20m

Castries Hewanorra

Tue 26/8

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

Nonstop5h 40m

C$ 648

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Thu 23/10

10:00 a.m.-2:15 p.m.

1 stop28h 15m

Castries Hewanorra

Fri 31/10

4:05 p.m.-1:37 a.m.

1 stop9h 32m

C$ 664

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 25/8

3:44 p.m.-3:00 p.m.

2 stops23h 16m

Castries Hewanorra

Wed 3/9

3:17 p.m.-3:21 p.m.

2 stops24h 04m

C$ 666

TorontoCastries

YYZ - UVF

YYZUVF

Toronto Pearson Intl

Sat 26/7

7:00 a.m.-3:30 p.m.

1 stop8h 30m

Castries Hewanorra

Sat 9/8

12:55 p.m.-11:58 p.m.

1 stop11h 03m

C$ 714

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 30 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 12 June 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.

Reviews of airlines servicing Castries

Get insights into the airlines that provide service to Castries. 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 Castries. Reviews last updated 12 June 2025.
To help decide which airline to fly from Ontario to Castries, see what other customers have to say about Delta, United Airlines and American Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air Canada
7.1
Good
9,537 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.

  • 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$ 200. However, be on the lookout for offers from United Airlines 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: Air Canada (92%), Air Canada Rouge (92%), WestJet( 87%).

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

    Looking at all options, your cheapest flight can be booked for C$ 191. While the most popular route (Toronto Pearson Intl - Castries Hewanorra) can be booked for C$ 563 on average our data indicates C$ 778 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 6 airlines flying from Ontario to Castries

Discover the top 6 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 June 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 191AverageC$ 576FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 266AverageC$ 1,147FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 370AverageC$ 730FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 427AverageC$ 613FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 481AverageC$ 823FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJet EncoreCheapestC$ 736AverageC$ 1,113FlexibilityNo 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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