YUL - UVF

C$ 244 Find Cheap Flights from Montreal to Castries – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
C$ 477
Typical prices: C$ 647-C$ 1,041
Air Canada
Thu 22/11Sun 2/12
YUL - UVF • 1 stop
Cheapest one-way flights
C$ 229
Typical prices: C$ 508-C$ 1,069
Air Canada
Fri 9/11
YUL - UVF • 1 stop
When to book
in advance
Our data shows that travellers who book at least 12 weeks in advance save around 12% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 24% price drop
Most popular
Good to know
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Good to know
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Booking Insights
Flight Deals

Cheap Flights from Montreal to Castries (YUL-UVF)

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

Recent round-trip flight deals from Montreal to Castries

Sun, 22 Nov - Wed, 2 Dec
Air Canada Logo
4:40 p.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
23h 00m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 p.m. - 10:25 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
17h 50m1 stop Toronto Pearson Intl
C$ 477Air Canada
Sun, 29 Nov - Wed, 2 Dec
Air Canada Logo
7:10 a.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
8h 30m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 p.m. - 10:03 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
17h 28m2 stops Toronto Pearson Intl Ottawa
C$ 504Air Canada
Wed, 9 Dec - Thu, 10 Dec
Air Canada Logo
6:00 a.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
9h 40m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 p.m. - 8:25 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
15h 50m1 stop Toronto Pearson Intl
C$ 504Air Canada
Wed, 9 Dec - Thu, 10 Dec
Air Canada Logo
7:10 a.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
8h 30m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 p.m. - 10:03 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
17h 28m2 stops Toronto Pearson Intl Ottawa
C$ 504Air Canada
Sun, 1 Nov - Mon, 9 Nov
Air Canada Logo
7:10 a.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
8h 30m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 p.m. - 6:42 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
14h 07m2 stops Toronto Pearson Intl Ottawa
C$ 504Air Canada
Sun, 1 Nov - Mon, 9 Nov
Air Canada Logo
7:10 a.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
8h 30m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 p.m. - 8:25 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
15h 50m1 stop Toronto Pearson Intl
C$ 504Air Canada
Sun, 29 Nov - Wed, 2 Dec
Air Canada Logo
6:00 a.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
9h 40m1 stop Toronto Pearson Intl
Air Canada Logo
5:35 p.m. - 8:25 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
15h 50m1 stop Toronto Pearson Intl
C$ 504Air Canada
Sun, 22 Nov - Wed, 2 Dec
Air Canada Logo
10:40 a.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
29h 00m2 stops Ottawa Toronto Pearson Intl
Air Canada Logo
5:35 p.m. - 11:53 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
19h 18m2 stops Toronto Pearson Intl Ottawa
C$ 507Air Canada
Fri, 6 Nov - Sat, 21 Nov
United Airlines Logo
2:13 p.m. - 4:25 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
25h 12m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
United Airlines Logo
5:17 p.m. - 3:16 p.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
22h 59m2 stops Newark Washington, D.C. Dulles Intl
C$ 583United Airlines
Thu, 26 Nov - Sat, 26 Dec
United Airlines Logo
4:45 p.m. - 1:07 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
43h 22m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
1:52 p.m. - 9:42 p.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
32h 50m2 stops Chicago O'Hare Intl Newark
C$ 617United Airlines
Booking Insights

Price, demand, and travel trends for Montreal Pierre Elliott Trudeau Intl Airport to Castries flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Montreal Pierre Elliott Trudeau Intl Airport to Castries?

Round-trip flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries typically range from C$ 647 to C$ 1,041. The lowest price found in the past 5 days was C$ 477, on Air Canada.

What's the cheapest day of the week to fly from Montreal Pierre Elliott Trudeau Intl Airport to Castries?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Montreal Pierre Elliott Trudeau Intl Airport to Castries. It’s 10% cheaper than the average day, while Thursday is the most expensive, with prices 42% higher.

When are flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries the cheapest?

Flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries are cheapest 12 weeks before departure. Booking in this window typically costs about 12% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Montreal Pierre Elliott Trudeau Intl Airport to Castries flights

Low season

September

Cheapest flight

C$ 229
The most popular month to fly with an average 66% increase in traveller numbers.
One-way flight from Montreal Pierre Elliott Trudeau Intl Airport to Castries

When to book flights from Montreal to Castries

Are your dates flexible? Find out the best times to travel from Montreal 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 Montreal Pierre Elliott Trudeau Intl Airport to Castries flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries?

    Only Economy Class is available on flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries.

  • Do I need a passport to fly from Montreal Pierre Elliott Trudeau Intl Airport 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.

  • How much should I expect to pay for a Montreal Pierre Elliott Trudeau Intl Airport to Castries flight?

    Round-trip flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries range from C$ 647 to C$ 1,041, with an average of C$ 771 over the past 12 months. Anything below C$ 647 counts as a good deal.

  • How expensive are last-minute Montreal Pierre Elliott Trudeau Intl Airport to Castries flights?

    Last-minute fares on this route (booked within two weeks of departure) are 7% below the route average of C$ 771. Booking late can sometimes save you money, but availability is limited.

  • How are flight prices from Montreal Pierre Elliott Trudeau Intl Airport to Castries looking right now?

    One-way fares from Montreal Pierre Elliott Trudeau Intl Airport to Castries are currently lower than usual. Average one-way flight prices are about C$ 319, which is 46% below the typical average for this route.

  • What car rental options are available at Castries Hewanorra Airport (UVF)?

    Castries Hewanorra Airport (UVF) hosts 5 major car rental companies, with daily rates starting from around C$ 22 for economy cars. Top options include:

    • Drive A Matic
    • Final Rentals
    • Sixt
    • Ace
    • Hertz

  • Which airports can I use when flying from Montreal Pierre Elliott Trudeau Intl Airport to Castries?

    Flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries usually depart from Montreal Pierre Elliott Trudeau Intl (YUL) and arrive at Castries Hewanorra (UVF).

  • Which airports do connecting flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries pass through?

    Most connecting flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries pass through Toronto Pearson Intl (YYZ), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries?

    Yes. Flexible dates can save you up to 37% on flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries. Sunday is the cheapest departure day at C$ 698 round-trip on average, while Thursday is the most expensive at C$ 1,096, a difference of C$ 397.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Your guide to booking Montreal Pierre Elliott Trudeau Intl Airport 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 Sunday departure and avoid flying on Thursday. On this route, Sunday flights average C$ 698, about C$ 397 less than Thursday fares (36% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 12 weeks before you fly. On this route, that window historically saves about 12% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Montreal Pierre Elliott Trudeau Intl Airport to Castries trip for August. Fares historically average C$ 586 round-trip in that month – typically C$ 452 less than the most expensive month, which is March (based on the last 12 months).

More options for your flight from Montreal to Castries

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