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Cheap flights from Ottawa to Castries from C$ 261

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — UVF
30 May — 6 Jun1
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
Explore the most affordable flight options available from Ottawa to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2026.

Wed 3/66:25 p.m.
YOW
-
UVF
1 stop19h 15m
WestJet
Sun 7/62:30 p.m.
UVF
-
YOW
1 stop9h 50m
WestJet
Deal found 25/4C$ 473
Sat 30/56:25 p.m.
YOW
-
UVF
1 stop19h 15m
WestJet
Thu 11/62:30 p.m.
UVF
-
YOW
1 stop27h 05m
WestJet
Deal found 25/4C$ 523
Tue 2/65:05 a.m.
YOW
-
UVF
1 stop9h 05m
Air Canada
Fri 12/63:05 p.m.
UVF
-
YOW
1 stop24h 06m
Air Canada
Deal found 25/4C$ 564
Wed 3/69:45 p.m.
YOW
-
UVF
2 stops40h 25m
Multiple Airlines
Sun 7/62:30 p.m.
UVF
-
YOW
1 stop9h 50m
Multiple Airlines
Deal found 25/4C$ 587
Fri 29/55:05 a.m.
YOW
-
UVF
1 stop9h 00m
Air Canada
Fri 12/63:05 p.m.
UVF
-
YOW
1 stop9h 41m
Air Canada
Deal found 25/4C$ 590
Mon 1/68:05 p.m.
YOW
-
UVF
1 stop18h 05m
Air Canada
Tue 9/63:05 p.m.
UVF
-
YOW
1 stop10h 31m
Air Canada
Deal found 25/4C$ 681
Mon 1/610:05 p.m.
YOW
-
UVF
1 stop16h 05m
Air Canada
Fri 12/63:05 p.m.
UVF
-
YOW
1 stop9h 41m
Air Canada
Deal found 25/4C$ 684

Find flight deals from Ottawa to Castries

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Castries (UVF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 April 2026.

Round-trip from

C$ 473

One-way from

C$ 261

Popular in

February

Cheapest in

September

Average price

C$ 757
WestJet
  • WestJet
  • 3/6-7/6
  • 2 total stops
  • 29h 05m total
  • Ottawa to Castries
Search Deals
Air Canada
  • Air Canada
  • 11/6
  • 1 total stop
  • 16h 05m total
  • Ottawa to Castries
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 215 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa 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 30 April 2026.
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 - UVF

YOWUVF

Ottawa

Wed 3/6

9:45 p.m.-2:10 p.m.

2 stops40h 25m

Castries Hewanorra

Fri 12/6

3:05 p.m.-1:36 a.m.

1 stop10h 31m

C$ 569

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Wed 3/6

9:45 p.m.-2:10 p.m.

2 stops40h 25m

Castries Hewanorra

Sun 7/6

2:30 p.m.-12:20 a.m.

1 stop9h 50m

C$ 587

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Wed 3/6

7:20 a.m.-1:40 p.m.

3 stops30h 20m

Castries Hewanorra

Sun 7/6

2:30 p.m.-12:30 p.m.

2 stops22h 00m

C$ 1,006

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Wed 3/6

7:10 p.m.-1:40 p.m.

2 stops18h 30m

Castries Hewanorra

Thu 11/6

2:30 p.m.-5:35 p.m.

1 stop27h 05m

C$ 1,108

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Fri 29/5

3:10 p.m.-3:31 p.m.

2 stops24h 21m

Castries Hewanorra

Sat 6/6

4:22 p.m.-5:07 p.m.

2 stops24h 45m

C$ 1,298

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Thu 4/6

2:52 p.m.-12:10 p.m.

2 stops45h 18m

Castries Hewanorra

Sat 6/6

4:22 p.m.-4:38 p.m.

1 stop24h 16m

C$ 1,697
Quickest round-trip

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Sat 11/7

6:25 a.m.-3:31 p.m.

1 stop9h 06m

Castries Hewanorra

Sat 25/7

12:55 p.m.-1:59 p.m.

1 stop25h 04m

C$ 1,777

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Sun 30/8

6:55 a.m.-2:08 p.m.

2 stops31h 13m

Castries Hewanorra

Tue 1/9

3:28 p.m.-5:35 p.m.

2 stops26h 07m

C$ 1,959

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Wed 3/6

8:40 a.m.-12:05 p.m.

3 stops27h 25m

Castries Hewanorra

Sun 7/6

3:16 p.m.-2:55 p.m.

3 stops23h 39m

C$ 3,564
Cheapest one-way

OttawaCastries

YOW - UVF

YOWUVF

Ottawa

Thu 11/6

10:05 p.m.-2:10 p.m.

1 stop16h 05m

C$ 261

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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
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.

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 30 April 2026.
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
3,328 reviews
Check prices

Food

6.2

Comfort

7.0

Entertainment

6.1

Overall

7.2

Crew

7.9

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..
WestJet
7.2
Good
3,328 reviews
WestJet
7.2
Good
3,328 reviews
Check prices

Food

6.2

Comfort

7.0

Entertainment

6.1

Overall

7.2

Crew

7.9

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..
Air Canada
7.1
Good
10,982 reviews
WestJet
7.2
Good
3,328 reviews
Check prices

Food

6.2

Comfort

7.0

Entertainment

6.1

Overall

7.2

Crew

7.9

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Joseph,Feb 2026

YYJ - YEG

Is just a domestic flight can't complain at all..but everything is great..

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Castries. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ottawa to Castries?

    Airlines like Air Canada and WestJet fly from Ottawa to Castries in about 30h 20m. The time it takes to get you to your destination can typically vary by up to 10h 05m. 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$ 450. Another airline that can offer you cheap pricing is WestJet. These flights start at 38% 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

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Alternative routes for Ottawa to Castries

See prices for flight routes from nearby airports that may be better suited for you.
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

Discover the top 2 airlines that operate flights from Ottawa 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 30 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 450AverageC$ 861FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 464AverageC$ 629FlexibilityNo 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 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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