Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Ottawa to Castries from C$ 1,265

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Castries departing on 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ottawa to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:55 a.m. - 9:30 a.m.
YOW
-
SLU
27h 35m
2 stops
Multiple Airlines Logo
5:00 a.m. - 12:22 a.m.
SLU
-
YOW
19h 22m
2 stops
C$ 1,265Multiple Airlines
Tue, 12 May - Sun, 17 May
Multiple Airlines Logo
6:15 a.m. - 9:30 a.m.
YOW
-
SLU
27h 15m
3 stops
Multiple Airlines Logo
5:00 a.m. - 12:22 a.m.
SLU
-
YOW
19h 22m
2 stops
C$ 1,367Multiple Airlines
Tue, 19 May - Sun, 24 May
Multiple Airlines Logo
6:15 a.m. - 9:30 a.m.
YOW
-
SLU
27h 15m
3 stops
Multiple Airlines Logo
5:00 a.m. - 12:22 a.m.
SLU
-
YOW
19h 22m
2 stops
C$ 1,381Multiple Airlines
Tue, 26 May - Sun, 31 May
Multiple Airlines Logo
5:55 a.m. - 1:10 p.m.
YOW
-
SLU
31h 15m
2 stops
Multiple Airlines Logo
10:15 a.m. - 12:22 a.m.
SLU
-
YOW
14h 07m
2 stops
C$ 1,398Multiple Airlines
Fri, 29 May - Wed, 3 Jun
Multiple Airlines Logo
5:40 a.m. - 3:35 p.m.
YOW
-
SLU
33h 55m
2 stops
Multiple Airlines Logo
5:50 p.m. - 12:39 a.m.
SLU
-
YOW
30h 49m
2 stops
C$ 1,429Multiple Airlines
Mon, 16 Mar - Sat, 21 Mar
Multiple Airlines Logo
5:55 a.m. - 9:30 a.m.
YOW
-
SLU
27h 35m
2 stops
Multiple Airlines Logo
5:00 a.m. - 5:28 a.m.
SLU
-
YOW
48h 28m
3 stops
C$ 1,522Multiple Airlines
Tue, 12 May - Sun, 17 May
Multiple Airlines Logo
6:15 a.m. - 1:10 p.m.
YOW
-
SLU
30h 55m
3 stops
Multiple Airlines Logo
10:15 a.m. - 12:22 a.m.
SLU
-
YOW
14h 07m
2 stops
C$ 1,560Multiple Airlines
Fri, 29 May - Wed, 3 Jun
Multiple Airlines Logo
5:55 a.m. - 1:10 p.m.
YOW
-
SLU
31h 15m
2 stops
Multiple Airlines Logo
10:15 a.m. - 12:22 a.m.
SLU
-
YOW
14h 07m
2 stops
C$ 1,615Multiple Airlines
Fri, 5 Jun - Wed, 10 Jun
Multiple Airlines Logo
5:55 a.m. - 1:10 p.m.
YOW
-
SLU
31h 15m
2 stops
Multiple Airlines Logo
10:15 a.m. - 12:22 a.m.
SLU
-
YOW
14h 07m
2 stops
C$ 1,653Multiple Airlines
Fri, 3 Jul - Wed, 8 Jul
Multiple Airlines Logo
5:55 a.m. - 1:10 p.m.
YOW
-
SLU
31h 15m
2 stops
Multiple Airlines Logo
10:15 a.m. - 12:22 a.m.
SLU
-
YOW
14h 07m
2 stops
C$ 1,681Multiple Airlines
Fri, 19 Jun - Wed, 24 Jun

momondo 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, momondo users made 96,600 searches. Data last updated 15 January 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

OttawaCastries

YOW - SLU

YOWSLU

Ottawa

Tue 12/5

5:55 a.m.-9:30 a.m.

2 stops27h 35m

Castries George F. L. Charle

Sun 17/5

5:00 a.m.-12:22 a.m.

2 stops19h 22m

C$ 1,265

OttawaCastries

YOW - SLU

YOWSLU

Ottawa

Tue 19/5

6:15 a.m.-9:30 a.m.

3 stops27h 15m

Castries George F. L. Charle

Sun 24/5

5:00 a.m.-12:22 a.m.

2 stops19h 22m

C$ 1,367

OttawaCastries

YOW - SLU

YOWSLU

Ottawa

Tue 26/5

6:15 a.m.-9:30 a.m.

3 stops27h 15m

Castries George F. L. Charle

Sun 31/5

5:00 a.m.-12:22 a.m.

2 stops19h 22m

C$ 1,381

OttawaCastries

YOW - SLU

YOWSLU

Ottawa

Fri 29/5

5:55 a.m.-1:10 p.m.

2 stops31h 15m

Castries George F. L. Charle

Wed 3/6

10:15 a.m.-12:22 a.m.

2 stops14h 07m

C$ 1,398

OttawaCastries

YOW - SLU

YOWSLU

Ottawa

Mon 16/3

5:40 a.m.-3:35 p.m.

2 stops33h 55m

Castries George F. L. Charle

Sat 21/3

5:50 p.m.-12:39 a.m.

2 stops30h 49m

C$ 1,429

OttawaCastries

YOW - SLU

YOWSLU

Ottawa

Tue 12/5

5:55 a.m.-9:30 a.m.

2 stops27h 35m

Castries George F. L. Charle

Sun 17/5

5:00 a.m.-5:28 a.m.

3 stops48h 28m

C$ 1,522

OttawaCastries

YOW - SLU

YOWSLU

Ottawa

Fri 29/5

6:15 a.m.-1:10 p.m.

3 stops30h 55m

Castries George F. L. Charle

Wed 3/6

10:15 a.m.-12:22 a.m.

2 stops14h 07m

C$ 1,560

OttawaCastries

YOW - SLU

YOWSLU

Ottawa

Fri 5/6

5:55 a.m.-1:10 p.m.

2 stops31h 15m

Castries George F. L. Charle

Wed 10/6

10:15 a.m.-12:22 a.m.

2 stops14h 07m

C$ 1,615

OttawaCastries

YOW - SLU

YOWSLU

Ottawa

Fri 3/7

5:55 a.m.-1:10 p.m.

2 stops31h 15m

Castries George F. L. Charle

Wed 8/7

10:15 a.m.-12:22 a.m.

2 stops14h 07m

C$ 1,653

OttawaCastries

YOW - SLU

YOWSLU

Ottawa

Fri 19/6

5:55 a.m.-1:10 p.m.

2 stops31h 15m

Castries George F. L. Charle

Wed 24/6

10:15 a.m.-12:22 a.m.

2 stops14h 07m

C$ 1,681

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Castries from

How to get the cheapest flight ticket from Ottawa to Castries

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Which airlines fly to Castries?

Air Canada, WestJet and American Airlines are the top three most popular airlines that fly to Castries from Ottawa according to our data. Air Canada is the first choice among our users, with 76% of people opting to fly with this airline when travelling to Castries. Keep in mind that there are 3 different airlines that fly to Castries on a routine basis, so you have a few additional options to choose from.

When to book flights from Ottawa to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Castries according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Castries (YOW to SLU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Castries

Fastest flight time

12h 20m

Direct flights

None
The fastest flight from Ottawa to Castries takes 12h 20m
There are no direct flights from Ottawa to Castries. There are no popular flight routes from Ottawa to Castries.
Search flight deals

  • How far is Ottawa to Castries George F. L. Charle by plane?

    Castries George F. L. Charle is 3753.4 km away from Ottawa. 12h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ottawa Airport to Castries George F. L. Charle Airport?

    Prices for flights from Ottawa Airport to Castries George F. L. Charle Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Ottawa Airport to Castries George F. L. Charle Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to Castries George F. L. Charle Airport.

  • What documentation or ID do you need to fly to Castries George F. L. Charle Airport?

    The travel and health documents you'll need for your trip to Castries George F. L. Charle Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Castries George F. L. Charle Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Gros Islet
Rodney Bay
Marigot Bay

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Castries?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ottawa to Castries . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ottawa to Castries with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ottawa to Castries flights to just show those with flexible booking policies.

How can momondo help me find flights from Ottawa to Castries?

momondo provides multiple filters to help you find the best flight to Castries from Ottawa. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ottawa to Castries right now. Can momondo alert me if prices change?

Price alerts on flights to Castries from Ottawa are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Castries trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 14/2
Sat 21/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries Hewanorra Airport