YUL - UVF

C$ 251 Find Cheap Flights from Montreal to Castries – Compare and Save

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Everything you should know

Cheapest round-trip
C$ 448
Typical prices: C$ 624-C$ 1,005
WestJet
Wed 24/10Sat 27/10
YUL - UVF • 1 stop
Cheapest one-way flights
C$ 251
Typical prices: C$ 533-C$ 1,035
United Airlines
Wed 10/10
YUL - UVF • 1 stop
When to book
12 weeks
in advance
Our data shows that travellers who book at least 12 weeks in advance save around 14% compared to booking last minute.
Insights
Insights
When to travel
August
Cheapest • 23% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Toronto Pearson Intl (YYZ)
Cheapest • Avg C$ 834 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 15h 26m (one-way)
Insights
Insights
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We hope you enjoy your trip to Castries!
Flight Deals
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

Sat, 24 Oct - Tue, 27 Oct
WestJet Logo
7:20 p.m. - 1:55 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
18h 35m1 stop Toronto Pearson Intl
WestJet Logo
2:55 p.m. - 12:30 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
9h 35m1 stop Toronto Pearson Intl
C$ 448WestJet
Sun, 29 Nov - Wed, 2 Dec
Air Canada Logo
5:10 p.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
22h 30m1 stop Toronto Pearson Intl
Air Canada Logo
5:40 p.m. - 2:25 p.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
21h 45m1 stop Toronto Pearson Intl
C$ 463Air Canada
Sat, 24 Oct - Tue, 27 Oct
WestJet Logo
7:20 p.m. - 1:55 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
18h 35m1 stop Toronto Pearson Intl
WestJet Logo
2:55 p.m. - 12:30 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
9h 35m1 stop Toronto Pearson Intl
C$ 470WestJet
Sun, 29 Nov - Wed, 2 Dec
Air Canada Logo
3:00 p.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
24h 40m2 stops Ottawa Toronto Pearson Intl
Air Canada Logo
5:40 p.m. - 11:53 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
19h 13m2 stops Toronto Pearson Intl Ottawa
C$ 474Air Canada
Sun, 29 Nov - Wed, 2 Dec
Air Canada Logo
11:10 a.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
28h 30m1 stop Toronto Pearson Intl
Air Canada Logo
5:40 p.m. - 5:20 p.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
24h 40m1 stop Toronto Pearson Intl
C$ 476Air Canada
Thu, 29 Oct - Sun, 8 Nov
Air Canada Logo
1:15 p.m. - 3:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
26h 25m2 stops Ottawa Toronto Pearson Intl
Air Canada Logo
5:40 p.m. - 10:03 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
17h 23m2 stops Toronto Pearson Intl Ottawa
C$ 484Air Canada
Sun, 29 Nov - Wed, 2 Dec
Air Canada Logo
9:35 p.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
18h 05m2 stops Ottawa Toronto Pearson Intl
Air Canada Logo
5:40 p.m. - 6:42 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
14h 02m2 stops Toronto Pearson Intl Ottawa
C$ 484Air 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
5:40 p.m. - 6:42 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
14h 02m2 stops Toronto Pearson Intl Ottawa
C$ 488Air Canada
Sun, 29 Nov - Wed, 2 Dec
Air Canada Logo
9:35 p.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
18h 05m2 stops Ottawa Toronto Pearson Intl
Air Canada Logo
5:40 p.m. - 11:53 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
19h 13m2 stops Toronto Pearson Intl Ottawa
C$ 491Air Canada
Sun, 29 Nov - Wed, 2 Dec
Air Canada Logo
8:00 p.m. - 4:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-UVF Castries Hewanorra
19h 40m1 stop Toronto Pearson Intl
Air Canada Logo
5:40 p.m. - 9:25 a.m.UVF  Castries Hewanorra-YUL Montreal Pierre Elliott Trudeau Intl
16h 45m1 stop Toronto Pearson Intl
C$ 491Air Canada
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 from Montreal Pierre Elliott Trudeau Intl Airport to Castries 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 start at C$ 448. Prices are below average for this route right now, with typical round-trip fares ranging from C$ 624 to C$ 1,005. The lowest price found in the past 5 days was C$ 448 on WestJet.

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

Sunday is the cheapest day of the week to fly from Montreal Pierre Elliott Trudeau Intl Airport to Castries and is 9% cheaper than the average day. Thursday is the most expensive day with flight prices 43% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Montreal Pierre Elliott Trudeau Intl Airport to Castries?

  • August is the cheapest month to fly from Montreal Pierre Elliott Trudeau Intl Airport to Castries at C$ 568 round-trip.
  • December (C$ 994) and May (C$ 891) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 75% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices 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 14% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

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

Low season

September

Cheapest flight

C$ 251
Best time to beat the crowds (13% less expensive on average)
Most popular time to fly (34% more expensive on average)
Flights 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 route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • 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 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.

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

    Connecting flights from Montreal Pierre Elliott Trudeau Intl Airport to Castries most commonly pass through:

    • Toronto Pearson Intl (YYZ) – 99% of one-stop connections
    • Chicago O'Hare Intl (ORD) – 1% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

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

    On the Montreal Pierre Elliott Trudeau Intl Airport to Castries route, being flexible with your departure day can save you up to 37%. Sunday is the cheapest day at C$ 676 round-trip on average, while Thursday is the most expensive at C$ 1,061 – a C$ 385 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

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

    Last-minute fares on this route – booked within 2 weeks of departure – run 6% below the route average of C$ 740. Booking late can sometimes save money on this route, but inventory is limited.

  • How long does a flight from Montreal Pierre Elliott Trudeau Intl Airport to Castries take?

    There are currently no direct flights available from Montreal Pierre Elliott Trudeau Intl Airport to Castries. Flights with 1 layover take between 10h 03m and 15h 26m in total, depending on the connection.

  • 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.

  • Have flight prices from Montreal Pierre Elliott Trudeau Intl Airport to Castries changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 448 to C$ 3,591. That means the highest observed fare was about 8x higher than the lowest one.

  • 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$ 426, which is 28% below the typical average for this route.

  • How much time can I save by choosing a different layover airport when travelling from Montreal Pierre Elliott Trudeau Intl Airport to Castries?

    Flying via Toronto Pearson Intl (YYZ) gives the shortest average 1-stop total travel time at 10h 03m, compared with 15h 26m via Chicago O'Hare Intl (ORD).

  • 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$ 24 for economy cars. Top options include:
    · Drive A Matic
    · Sixt
    · Final Rentals
    · Ace
    · Hertz

  • 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$ 624 to C$ 1,005, with an average of C$ 740 over the past 12 months. Anything below C$ 624 counts as a good deal.

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 instead of Thursday. On this route, Sunday flights average C$ 676 – about C$ 385 less than Thursday (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 14% 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$ 568 round-trip in that month – typically C$ 426 less than the most expensive month, which is December (based on the last 12 months).

More options for your flight from Montreal to Castries

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