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Cheap flights from Ottawa to Castries from C$ 216

YOW — UVF
12 Oct — 19 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Castries

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Castries

Fri 23/106:15 p.m. -
2 stops43h 40m
Sun 1/113:55 p.m. -
1 stop9h 49m
Deal found 10/9C$ 454
Sun 25/105:30 a.m. -
1 stop8h 25m
Thu 29/102:55 p.m. -
1 stop9h 49m
Deal found 11/9C$ 481
Wed 11/118:30 p.m. -
1 stop19h 10m
Mon 16/115:40 p.m. -
1 stop27h 05m
Deal found 11/9C$ 520
Fri 23/1012:25 p.m. -
2 stops49h 30m
Sun 1/115:40 p.m. -
2 stops18h 57m
Deal found 10/9C$ 532
Fri 30/107:00 a.m. -
1 stop8h 40m
Sun 8/115:40 p.m. -
2 stops18h 57m
Deal found 9/9C$ 550

Find flight deals from Ottawa to Castries

Round-trip from

C$ 454

One-way from

C$ 216

Popular in

September

Cheapest in

October

Average price

C$ 1,157
WestJet
  • WestJet
  • 23/10-1/11
  • 3 total stops
  • 53h 29m total
  • Ottawa to Castries
Search Deals
Air Canada
  • Air Canada
  • 9/10-31/12
  • 1 total stop
  • 9h 05m total
  • Ottawa to Castries
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 69 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ottawa to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaCastries

YOW Ottawa - UVF Castries Hewanorra

YOWUVF

Ottawa

Fri 9/10

5:10 a.m.-2:15 p.m.

1 stop9h 05m

Castries Hewanorra

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 216

OttawaCastries

YOW Ottawa - UVF Castries Hewanorra

YOWUVF

Ottawa

Fri 9/10

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

2 stops31h 31m

Castries Hewanorra

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 252

OttawaCastries

YOW Ottawa - UVF Castries Hewanorra

YOWUVF

Ottawa

Sun 25/10

5:30 a.m.-1:55 p.m.

1 stop8h 25m

Castries Hewanorra

Thu 29/10

2:55 p.m.-12:44 a.m.

1 stop9h 49m

C$ 481

OttawaCastries

YOW Ottawa - UVF Castries Hewanorra

YOWUVF

Ottawa

Wed 11/11

8:30 p.m.-4:40 p.m.

1 stop19h 10m

Castries Hewanorra

Mon 16/11

5:40 p.m.-7:45 p.m.

1 stop27h 05m

C$ 520
Quickest round-trip

OttawaCastries

YOW Ottawa - UVF Castries Hewanorra

YOWUVF

Ottawa

Thu 24/12

5:30 a.m.-2:55 p.m.

1 stop8h 25m

Castries Hewanorra

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 592

OttawaCastries

YOW Ottawa - UVF Castries Hewanorra

YOWUVF

Ottawa

Thu 24/12

7:50 p.m.-4:40 p.m.

2 stops19h 50m

Castries Hewanorra

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 700

OttawaCastries

YOW Ottawa - UVF Castries Hewanorra

YOWUVF

Ottawa

Thu 24/12

7:50 p.m.-4:40 p.m.

2 stops19h 50m

Castries Hewanorra

Sun 27/12

5:40 p.m.-9:47 a.m.

2 stops17h 07m

C$ 734

OttawaCastries

YOW Ottawa - UVF Castries Hewanorra

YOWUVF

Ottawa

Sat 10/10

6:05 a.m.-1:31 p.m.

1 stop7h 26m

Castries Hewanorra

Sat 17/10

2:35 p.m.-5:16 p.m.

2 stops26h 41m

C$ 765

OttawaCastries

YOW Ottawa - UVF Castries Hewanorra

YOWUVF

Ottawa

Tue 27/10

5:35 a.m.-1:55 p.m.

1 stop8h 20m

Castries Hewanorra

Tue 3/11

3:55 p.m.-2:30 p.m.

3 stops23h 35m

C$ 860

OttawaCastries

YOW Ottawa - UVF Castries Hewanorra

YOWUVF

Ottawa

Mon 26/10

5:35 a.m.-2:12 p.m.

2 stops32h 37m

Castries Hewanorra

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 1,090

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Sorted by cheapest first

Best time to book a flight from Ottawa to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries from Ottawa with our price prediction graph.
Estimated round-trip price

Reviews of airlines servicing Castries

See what other customers who have flown with WestJet and Air Canada from Ottawa to Castries have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,445 reviews
Check prices

Boarding

7.4

Comfort

7.1

Crew

7.9

Food

6.2

Overall

7.2

Entertainment

6.1

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
3,445 reviews
WestJet
7.2
Good
3,445 reviews
Check prices

Boarding

7.4

Comfort

7.1

Crew

7.9

Food

6.2

Overall

7.2

Entertainment

6.1

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
Air Canada
7.1
Good
11,617 reviews
WestJet
7.2
Good
3,445 reviews
Check prices

Boarding

7.4

Comfort

7.1

Crew

7.9

Food

6.2

Overall

7.2

Entertainment

6.1

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

Related info for your journey

  • How long is the flight from Ottawa to Castries?

    Airlines like WestJet and Air Canada fly from Ottawa to Castries in about 19h 10m. The time it takes to get you to your destination can typically vary by up to 24h 30m. There are 3774 km between Ottawa and Castries. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Ottawa to Castries round-trip?

    Cheapflights users have booked flights from Ottawa to Castries round-trip from C$ 445. Another airline that can offer you cheap pricing is Air Canada. These flights start at 37% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ottawa 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ottawa to Castries

Pearson Intl to Castries flights
Pearson Intl to Castries flights
Pierre Elliott Trudeau Intl to Castries flights
Pierre Elliott Trudeau Intl to Castries flights
Ottawa to Castries flights

Top 2 airlines flying from Ottawa to Castries

AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 445AverageC$ 642FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 555AverageC$ 735FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ottawa to Castries?

Deals for Ottawa to Castries flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ottawa to Castries.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ottawa to Castries, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ottawa to Castries become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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