Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Montreal to Castries from C$ 295

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Castries departing on 5/2. 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

Discover deals from 900+ travel sites with momondo.

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 Montreal to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:25 p.m. - 3:03 p.m.
YUL
-
UVF
23h 38m1 stop
American Airlines Logo
5:02 p.m. - 11:24 p.m.
UVF
-
YUL
31h 22m1 stop
C$ 580American Airlines
Mon, 12 Jan - Thu, 22 Jan
American Airlines Logo
2:25 p.m. - 3:03 p.m.
YUL
-
UVF
23h 38m1 stop
American Airlines Logo
5:02 p.m. - 1:45 p.m.
UVF
-
YUL
21h 43m2 stops
C$ 585American Airlines
Mon, 12 Jan - Thu, 22 Jan
American Airlines Logo
7:00 a.m. - 3:03 p.m.
YUL
-
UVF
31h 03m1 stop
American Airlines Logo
2:46 p.m. - 11:24 p.m.
UVF
-
YUL
9h 38m1 stop
C$ 604American Airlines
Mon, 2 Feb - Mon, 9 Feb
American Airlines Logo
2:25 p.m. - 3:03 p.m.
YUL
-
UVF
23h 38m1 stop
American Airlines Logo
5:02 p.m. - 11:24 p.m.
UVF
-
YUL
31h 22m1 stop
C$ 609American Airlines
Sun, 1 Feb - Sun, 8 Feb
American Airlines Logo
12:59 p.m. - 3:03 p.m.
YUL
-
UVF
25h 04m2 stops
American Airlines Logo
2:46 p.m. - 11:24 p.m.
UVF
-
YUL
9h 38m1 stop
C$ 610American Airlines
Mon, 2 Feb - Mon, 9 Feb
Air Canada Logo
4:50 p.m. - 4:20 p.m.
YUL
-
UVF
46h 30m2 stops
Air Canada Logo
5:15 p.m. - 6:39 a.m.
UVF
-
YUL
14h 24m2 stops
C$ 632Air Canada
Mon, 12 Jan - Thu, 22 Jan
Air Canada Logo
4:50 p.m. - 4:25 p.m.
YUL
-
UVF
22h 35m2 stops
Air Canada Logo
4:15 p.m. - 11:23 p.m.
UVF
-
YUL
31h 08m1 stop
C$ 636Air Canada
Wed, 4 Mar - Thu, 12 Mar
Air Canada Logo
3:35 p.m. - 4:25 p.m.
YUL
-
UVF
23h 50m2 stops
Air Canada Logo
5:15 p.m. - 8:22 a.m.
UVF
-
YUL
16h 07m1 stop
C$ 658Air Canada
Wed, 25 Feb - Thu, 5 Mar
Air Canada Logo
1:10 p.m. - 4:20 p.m.
YUL
-
UVF
26h 10m1 stop
Air Canada Logo
5:15 p.m. - 8:22 a.m.
UVF
-
YUL
16h 07m1 stop
C$ 659Air Canada
Tue, 24 Feb - Thu, 5 Mar
Air Canada Logo
3:35 p.m. - 3:20 p.m.
YUL
-
UVF
23h 45m2 stops
Air Canada Logo
3:15 p.m. - 8:04 p.m.
UVF
-
YUL
28h 49m2 stops
C$ 662Air Canada
Sun, 26 Apr - Tue, 5 May

Air Canada flights from Montreal to Castries

Our best Air Canada deals on Montreal to Castries flight tickets
Air Canada
12 Jan
YUL4:50 p.m.Montreal Pierre Elliott Trudeau Intl
46h 30m
2 stops
UVF4:20 p.m.Castries Hewanorra
22 Jan
UVF5:15 p.m.Castries Hewanorra
14h 24m
2 stops
YUL6:39 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 632
Find similar
Air Canada
4 Mar
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
8h 20m
1 stop
UVF4:20 p.m.Castries Hewanorra
12 Mar
UVF4:15 p.m.Castries Hewanorra
16h 07m
1 stop
YUL8:22 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 636
Find similar
Air Canada
25 Feb
YUL3:35 p.m.Montreal Pierre Elliott Trudeau Intl
23h 50m
2 stops
UVF4:25 p.m.Castries Hewanorra
5 Mar
UVF5:15 p.m.Castries Hewanorra
16h 07m
1 stop
YUL8:22 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 658
Find similar

American Airlines flights from Montreal to Castries

Our best American Airlines deals on Montreal to Castries flight tickets
American Airlines
12 Jan
YUL2:25 p.m.Montreal Pierre Elliott Trudeau Intl
23h 38m
1 stop
UVF3:03 p.m.Castries Hewanorra
22 Jan
UVF5:02 p.m.Castries Hewanorra
31h 22m
1 stop
YUL11:24 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 580
Find similar
American Airlines
12 Jan
YUL2:25 p.m.Montreal Pierre Elliott Trudeau Intl
23h 38m
1 stop
UVF3:03 p.m.Castries Hewanorra
22 Jan
UVF5:02 p.m.Castries Hewanorra
21h 43m
2 stops
YUL1:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 585
Find similar
American Airlines
2 Feb
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
31h 03m
1 stop
UVF3:03 p.m.Castries Hewanorra
9 Feb
UVF2:46 p.m.Castries Hewanorra
9h 38m
1 stop
YUL11:24 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 604
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal 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 23 December 2025.
Use the filters below to find and compare flights from Montreal to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

2:25 p.m.-3:03 p.m.

1 stop23h 38m

Castries Hewanorra

Thu 22/1

5:02 p.m.-11:24 p.m.

1 stop31h 22m

C$ 580

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

2:25 p.m.-3:03 p.m.

1 stop23h 38m

Castries Hewanorra

Thu 22/1

5:02 p.m.-1:45 p.m.

2 stops21h 43m

C$ 585

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

7:00 a.m.-3:03 p.m.

1 stop31h 03m

Castries Hewanorra

Mon 9/2

2:46 p.m.-11:24 p.m.

1 stop9h 38m

C$ 604

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

2:25 p.m.-3:03 p.m.

1 stop23h 38m

Castries Hewanorra

Sun 8/2

5:02 p.m.-11:24 p.m.

1 stop31h 22m

C$ 609

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

12:59 p.m.-3:03 p.m.

2 stops25h 04m

Castries Hewanorra

Mon 9/2

2:46 p.m.-11:24 p.m.

1 stop9h 38m

C$ 610

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

4:50 p.m.-4:20 p.m.

2 stops46h 30m

Castries Hewanorra

Thu 22/1

5:15 p.m.-6:39 a.m.

2 stops14h 24m

C$ 632

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 4/3

4:50 p.m.-4:25 p.m.

2 stops22h 35m

Castries Hewanorra

Thu 12/3

4:15 p.m.-11:23 p.m.

1 stop31h 08m

C$ 636

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

3:35 p.m.-4:25 p.m.

2 stops23h 50m

Castries Hewanorra

Thu 5/3

5:15 p.m.-8:22 a.m.

1 stop16h 07m

C$ 658

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Tue 24/2

1:10 p.m.-4:20 p.m.

1 stop26h 10m

Castries Hewanorra

Thu 5/3

5:15 p.m.-8:22 a.m.

1 stop16h 07m

C$ 659

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

3:35 p.m.-3:20 p.m.

2 stops23h 45m

Castries Hewanorra

Tue 5/5

3:15 p.m.-8:04 p.m.

2 stops28h 49m

C$ 662

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

See travel insights to Castries from

How to get the cheapest flight ticket from Montreal 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

What is the typical price of a round-trip flight between Montreal and Castries?

What is the cheapest month to fly to Castries?

In general, September is the cheapest month to fly from Montreal to Castries. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 562. The month of June is another great option to travel to Castries, with average flight prices from Montreal averaging around C$ 593.

What is the cheapest day to depart on your flight to Castries?

According to our data, Tuesday is the cheapest day to fly to Castries from Montreal. The lowest ticket price found for a Tuesday departure recently was C$ 729. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Castries on Saturday is C$ 1,102.

What is the cheapest time of day to depart on your flight to Castries?

The cheapest time of day to fly to Castries is in the afternoon when flights can be purchased for as low as C$ 647. In the evening is when there is more demand to fly to Castries, so prices are often more expensive at around C$ 1,070 per ticket.

How far in advance should I book a flight to Castries?

You are more likely to see cheaper flights to Castries from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Castries for around C$ 775 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Castries from Montreal for as low as C$ 551 on momondo.

Can stopping save me money on Montreal to Castries flights?

You could potentially save up to 35% on your flight if you consider stops on a Montreal to Castries flight.

When to book flights from Montreal to Castries

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

Cheap Montreal to Castries (YMQ to UVF) flight deals and tips

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

Fastest flight time

17h 55m

Direct flights

None
The fastest flight from Montreal to Castries takes 17h 55m
There are no direct flights from Montreal to Castries. There are no popular flight routes from Montreal to Castries.
Search flight deals

  • How far is Montreal to Castries Hewanorra by plane?

    Montreal and Castries Hewanorra are 3692.9 km apart from one another. By plane, this route typically takes 17h 55m.

  • When did momondo last update prices for flights from Montreal to Castries Hewanorra Airport?

    Prices for flights from Montreal to Castries Hewanorra Airport refresh daily.

  • How many operators does momondo search for flights from Montreal to Castries Hewanorra Airport?

  • How old do you have to be to fly from Montreal to Castries Hewanorra Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Castries Hewanorra Airport.

  • What documentation or ID do you need to fly to Castries Hewanorra Airport?

    The required travel and health documents for your Castries Hewanorra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Castries Hewanorra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Montreal to Castries?

Best airlines flying from Montreal to Castries

Compare and see reviews for airlines that fly from Montreal to Castries with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 508Free CancellationRating
7.1
10,551 reviews
Search Air Canada flights

Travelling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Vieux Fort

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Castries from Montreal.

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

Yes. momondo enables you to select and highlight flights to Castries from Montreal with this policy.

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

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

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

Yes. momondo can track prices for Montreal to Castries flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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
Thu 22/1
Thu 29/1
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 George F. L. Charle Airport