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Cheap flights from Montreal to Castries from C$ 255

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 24/6. 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

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Find the cheapest flights from Montreal to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:30 p.m. - 2:10 p.m.
YUL
-
UVF
17h 40m
1 stop
Air Canada Logo
3:05 p.m. - 6:49 a.m.
UVF
-
YUL
15h 44m
2 stops
C$ 490Air Canada
Mon, 1 Jun - Tue, 9 Jun
Air Canada Logo
9:55 p.m. - 2:10 p.m.
YUL
-
UVF
16h 15m
1 stop
Air Canada Logo
3:05 p.m. - 1:51 a.m.
UVF
-
YUL
10h 46m
1 stop
C$ 491Air Canada
Mon, 1 Jun - Tue, 9 Jun
Air Canada Logo
6:00 a.m. - 2:10 p.m.
YUL
-
UVF
8h 10m
1 stop
Air Canada Logo
3:15 p.m. - 12:32 a.m.
UVF
-
YUL
9h 17m
1 stop
C$ 523Air Canada
Fri, 12 Jun - Fri, 19 Jun
American Airlines Logo
3:48 p.m. - 1:48 p.m.
YUL
-
UVF
22h 00m
2 stops
American Airlines Logo
2:46 p.m. - 9:50 a.m.
UVF
-
YUL
19h 04m
2 stops
C$ 605American Airlines
Tue, 26 May - Tue, 23 Jun
WestJet Logo
5:45 p.m. - 1:40 p.m.
YUL
-
UVF
19h 55m
1 stop
WestJet Logo
2:30 p.m. - 12:25 a.m.
UVF
-
YUL
9h 55m
1 stop
C$ 628WestJet
Sat, 29 Aug - Sun, 6 Sep
American Airlines Logo
7:29 a.m. - 2:14 p.m.
YUL
-
UVF
30h 45m
1 stop
American Airlines Logo
3:14 p.m. - 12:08 p.m.
UVF
-
YUL
20h 54m
1 stop
C$ 630American Airlines
Thu, 27 Aug - Fri, 4 Sep
American Airlines Logo
7:55 a.m. - 2:29 p.m.
YUL
-
UVF
30h 34m
2 stops
American Airlines Logo
3:14 p.m. - 3:26 p.m.
UVF
-
YUL
24h 12m
2 stops
C$ 635American Airlines
Wed, 26 Aug - Fri, 4 Sep
Air Canada Logo
10:40 a.m. - 2:20 p.m.
YUL
-
UVF
27h 40m
2 stops
Air Canada Logo
3:15 p.m. - 6:50 a.m.
UVF
-
YUL
15h 35m
2 stops
C$ 638Air Canada
Mon, 31 Aug - Fri, 4 Sep
Multiple Airlines Logo
9:30 p.m. - 2:05 p.m.
YUL
-
UVF
16h 35m
1 stop
Multiple Airlines Logo
2:30 p.m. - 12:25 a.m.
UVF
-
YUL
9h 55m
1 stop
C$ 642Multiple Airlines
Thu, 28 May - Thu, 25 Jun
Multiple Airlines Logo
10:35 a.m. - 2:05 p.m.
YUL
-
UVF
27h 30m
2 stops
Multiple Airlines Logo
2:30 p.m. - 12:25 a.m.
UVF
-
YUL
9h 55m
1 stop
C$ 643Multiple Airlines
Thu, 28 May - Thu, 25 Jun

Air Canada flights from Montreal to Castries

Our best Air Canada deals on Montreal to Castries flight tickets
Air Canada
1 Jun
YUL8:30 p.m.Montreal Pierre Elliott Trudeau Intl
17h 40m
1 stop
UVF2:10 p.m.Castries Hewanorra
9 Jun
UVF3:05 p.m.Castries Hewanorra
15h 44m
2 stops
YUL6:49 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 490
Air Canada
1 Jun
YUL9:55 p.m.Montreal Pierre Elliott Trudeau Intl
16h 15m
1 stop
UVF2:10 p.m.Castries Hewanorra
9 Jun
UVF3:05 p.m.Castries Hewanorra
10h 46m
1 stop
YUL1:51 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 491
Air Canada
12 Jun
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
8h 10m
1 stop
UVF2:10 p.m.Castries Hewanorra
19 Jun
UVF3:15 p.m.Castries Hewanorra
9h 17m
1 stop
YUL12:32 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 523

American Airlines flights from Montreal to Castries

Our best American Airlines deals on Montreal to Castries flight tickets
American Airlines
26 May
YUL3:48 p.m.Montreal Pierre Elliott Trudeau Intl
22h 00m
2 stops
UVF1:48 p.m.Castries Hewanorra
23 Jun
UVF2:46 p.m.Castries Hewanorra
19h 04m
2 stops
YUL9:50 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 605
American Airlines
27 Aug
YUL7:29 a.m.Montreal Pierre Elliott Trudeau Intl
30h 45m
1 stop
UVF2:14 p.m.Castries Hewanorra
4 Sep
UVF3:14 p.m.Castries Hewanorra
20h 54m
1 stop
YUL12:08 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 630
American Airlines
26 Aug
YUL7:55 a.m.Montreal Pierre Elliott Trudeau Intl
30h 34m
2 stops
UVF2:29 p.m.Castries Hewanorra
4 Sep
UVF3:14 p.m.Castries Hewanorra
24h 12m
2 stops
YUL3:26 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 635

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 15 May 2026.
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

Cheapest round-trip

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

8:30 p.m.-2:10 p.m.

1 stop17h 40m

Castries Hewanorra

Tue 9/6

3:05 p.m.-6:49 a.m.

2 stops15h 44m

C$ 490

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

9:55 p.m.-2:10 p.m.

1 stop16h 15m

Castries Hewanorra

Tue 9/6

3:05 p.m.-1:51 a.m.

1 stop10h 46m

C$ 491
Quickest round-trip

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Fri 12/6

6:00 a.m.-2:10 p.m.

1 stop8h 10m

Castries Hewanorra

Fri 19/6

3:15 p.m.-12:32 a.m.

1 stop9h 17m

C$ 523

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

3:48 p.m.-1:48 p.m.

2 stops22h 00m

Castries Hewanorra

Tue 23/6

2:46 p.m.-9:50 a.m.

2 stops19h 04m

C$ 605

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

5:45 p.m.-1:40 p.m.

1 stop19h 55m

Castries Hewanorra

Sun 6/9

2:30 p.m.-12:25 a.m.

1 stop9h 55m

C$ 628

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 27/8

7:29 a.m.-2:14 p.m.

1 stop30h 45m

Castries Hewanorra

Fri 4/9

3:14 p.m.-12:08 p.m.

1 stop20h 54m

C$ 630

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 26/8

7:55 a.m.-2:29 p.m.

2 stops30h 34m

Castries Hewanorra

Fri 4/9

3:14 p.m.-3:26 p.m.

2 stops24h 12m

C$ 635

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 31/8

10:40 a.m.-2:20 p.m.

2 stops27h 40m

Castries Hewanorra

Fri 4/9

3:15 p.m.-6:50 a.m.

2 stops15h 35m

C$ 638

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

9:30 p.m.-2:05 p.m.

1 stop16h 35m

Castries Hewanorra

Thu 25/6

2:30 p.m.-12:25 a.m.

1 stop9h 55m

C$ 642

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

10:35 a.m.-2:05 p.m.

2 stops27h 30m

Castries Hewanorra

Thu 25/6

2:30 p.m.-12:25 a.m.

1 stop9h 55m

C$ 643

Flights are sorted by cheapest round-trip flights first.

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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, March 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$ 287. The month of July is another great option to travel to Castries, with average flight prices from Montreal averaging around C$ 296.

Can stopping save me money on Montreal to Castries flights?

You could potentially save up to 60% 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

8h 20m

Direct flights

None
The fastest flight from Montreal to Castries takes 8h 20m
There are no direct flights from Montreal to Castries. There are no popular flight routes from Montreal to Castries.
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Frequently asked questions about flying from Montreal to Castries

  • 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 8h 20m.

  • 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$ 469Free CancellationRating
7.1
11,042 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.

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Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries George F. L. Charle Airport