YOW - SLU

C$ 563 Find Cheap Flights from Ottawa to Castries – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
C$ 910
Typical prices: C$ 1,426-C$ 1,492
Multiple Airlines
Mon 12/11Sat 17/11
YOW - SLU • 2 stops
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Flight Deals
Useful Info
Flight Deals

Cheap Flights from Ottawa to Castries (YOW-SLU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ottawa to Castries

Thu, 12 Nov - Tue, 17 Nov
Multiple Airlines Logo
5:10 a.m. - 7:00 p.m.YOW  Ottawa-SLU Castries George F. L. Charle
12h 50m2 stops Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
12:35 p.m. - 11:55 p.m.SLU  Castries George F. L. Charle-YOW Ottawa
12h 20m2 stops Bridgetown Grantley Adams Intl Toronto Pearson Intl
C$ 910Multiple Airlines
Fri, 30 Oct - Fri, 6 Nov
Multiple Airlines Logo
5:35 a.m. - 7:00 p.m.YOW  Ottawa-SLU Castries George F. L. Charle
13h 25m2 stops Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
9:10 a.m. - 12:44 a.m.SLU  Castries George F. L. Charle-YOW Ottawa
16h 34m2 stops Bridgetown Grantley Adams Intl Toronto Pearson Intl
C$ 962Multiple Airlines
Mon, 21 Dec - Mon, 28 Dec
Multiple Airlines Logo
5:45 a.m. - 7:00 p.m.YOW  Ottawa-SLU Castries George F. L. Charle
12h 15m2 stops Montreal Pierre Elliott Trudeau Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
12:35 p.m. - 11:37 a.m.SLU  Castries George F. L. Charle-YOW Ottawa
24h 02m2 stops Bridgetown Grantley Adams Intl Montreal Pierre Elliott Trudeau Intl
C$ 1,040Multiple Airlines
Tue, 6 Oct - Tue, 13 Oct
Multiple Airlines Logo
12:00 p.m. - 7:00 p.m.YOW  Ottawa-SLU Castries George F. L. Charle
31h 00m2 stops Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
12:35 p.m. - 9:05 a.m.SLU  Castries George F. L. Charle-YOW Ottawa
20h 30m2 stops Bridgetown Grantley Adams Intl Toronto Pearson Intl
C$ 1,067Multiple Airlines
Sat, 31 Oct - Mon, 16 Nov
Multiple Airlines Logo
5:35 a.m. - 7:00 p.m.YOW  Ottawa-SLU Castries George F. L. Charle
13h 25m2 stops Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
12:35 p.m. - 12:44 a.m.SLU  Castries George F. L. Charle-YOW Ottawa
13h 09m2 stops Bridgetown Grantley Adams Intl Toronto Pearson Intl
C$ 1,086Multiple Airlines
Mon, 21 Dec - Mon, 28 Dec
Multiple Airlines Logo
5:45 a.m. - 7:00 p.m.YOW  Ottawa-SLU Castries George F. L. Charle
12h 15m2 stops Montreal Pierre Elliott Trudeau Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
12:35 p.m. - 11:37 a.m.SLU  Castries George F. L. Charle-YOW Ottawa
24h 02m2 stops Bridgetown Grantley Adams Intl Montreal Pierre Elliott Trudeau Intl
C$ 1,099Multiple Airlines
Wed, 11 Nov - Mon, 16 Nov
Multiple Airlines Logo
5:10 a.m. - 7:00 p.m.YOW  Ottawa-SLU Castries George F. L. Charle
12h 50m2 stops Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
12:35 p.m. - 1:40 a.m.SLU  Castries George F. L. Charle-YOW Ottawa
14h 05m2 stops Bridgetown Grantley Adams Intl Toronto Pearson Intl
C$ 1,149Multiple Airlines
Fri, 6 Nov - Fri, 20 Nov
Multiple Airlines Logo
5:30 a.m. - 7:00 p.m.YOW  Ottawa-SLU Castries George F. L. Charle
12h 30m2 stops Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
12:35 p.m. - 12:44 a.m.SLU  Castries George F. L. Charle-YOW Ottawa
13h 09m2 stops Bridgetown Grantley Adams Intl Toronto Pearson Intl
C$ 1,193Multiple Airlines
Fri, 23 Oct - Tue, 3 Nov
Multiple Airlines Logo
7:00 a.m. - 7:00 p.m.YOW  Ottawa-SLU Castries George F. L. Charle
12h 00m2 stops Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
12:35 p.m. - 1:40 a.m.SLU  Castries George F. L. Charle-YOW Ottawa
14h 05m2 stops Bridgetown Grantley Adams Intl Toronto Pearson Intl
C$ 1,228Multiple Airlines
Fri, 30 Oct - Mon, 16 Nov
Multiple Airlines Logo
5:35 a.m. - 7:00 p.m.YOW  Ottawa-SLU Castries George F. L. Charle
13h 25m2 stops Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
12:35 p.m. - 12:44 a.m.SLU  Castries George F. L. Charle-YOW Ottawa
13h 09m2 stops Bridgetown Grantley Adams Intl Toronto Pearson Intl
C$ 1,242Multiple Airlines
Useful Info

Key details for Ottawa to Castries flights

Cheapest flight

C$ 563
Flights from Ottawa to Castries

When to book flights from Ottawa to Castries

Are your dates flexible? Find out the best times to travel from Ottawa to Castries based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Ottawa to Castries flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Ottawa to Castries?

    Flights from Ottawa to Castries usually depart from Ottawa (YOW) and arrive at Castries George F. L. Charle (SLU).

  • Which cabin classes can I book on flights from Ottawa to Castries?

    Only Economy Class is available on flights from Ottawa to Castries.

  • Can I save money by using flexible dates for flights from Ottawa to Castries?

    Yes. Being flexible with your travel dates can save you up to 34% on the Ottawa to Castries route. Friday is the cheapest departure day at C$ 1,426 round-trip on average, while Saturday is the most expensive at C$ 2,142, a difference of C$ 716. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Do I need a passport to fly from Ottawa to Castries?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • What car rental options are available at Castries George F. L. Charle Airport (SLU)?

    Castries George F. L. Charle Airport (SLU) hosts 5 major car rental companies, with daily rates starting from around C$ 20 for economy cars. Top options include:
    • Ace
    • Drive A Matic
    • Final Rentals
    • Sixt
    • Hertz

Your guide to booking Ottawa to Castries flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure instead of Saturday. On this route, Friday flights average C$ 1,426 – about C$ 716 less than Saturday (33% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Castries George F. L. Charle Airport.
    - Stolen Time St. Lucia

More options for your flight from Ottawa to Castries

Complete your trip to Castries with a hotel stay or car rental

Car rentals in Castries
Hotels in Castries