Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Montreal to Castries from C$ 299

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 19/2. 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
7:30 a.m. - 1:35 p.m.
YUL
-
UVF
30h 05m
2 stops
American Airlines Logo
3:28 p.m. - 11:44 a.m.
UVF
-
YUL
20h 16m
2 stops
C$ 638American Airlines
Mon, 6 Apr - Wed, 15 Apr
American Airlines Logo
3:45 p.m. - 2:58 p.m.
YUL
-
UVF
23h 13m
2 stops
American Airlines Logo
3:18 p.m. - 10:44 p.m.
UVF
-
YUL
31h 26m
1 stop
C$ 669American Airlines
Mon, 9 Mar - Mon, 23 Mar
Multiple Airlines Logo
7:00 a.m. - 3:25 p.m.
YUL
-
UVF
8h 25m
1 stop
Multiple Airlines Logo
2:30 p.m. - 12:40 a.m.
UVF
-
YUL
10h 10m
1 stop
C$ 694Multiple Airlines
Thu, 23 Apr - Sun, 3 May
American Airlines Logo
7:00 a.m. - 1:35 p.m.
YUL
-
UVF
30h 35m
1 stop
American Airlines Logo
3:28 p.m. - 11:44 a.m.
UVF
-
YUL
20h 16m
2 stops
C$ 700American Airlines
Mon, 6 Apr - Wed, 15 Apr
Air Canada Logo
3:35 p.m. - 4:20 p.m.
YUL
-
UVF
47h 45m
2 stops
Air Canada Logo
4:15 p.m. - 3:39 p.m.
UVF
-
YUL
23h 24m
2 stops
C$ 702Air Canada
Mon, 16 Feb - Thu, 23 Apr
Multiple Airlines Logo
8:00 p.m. - 2:05 p.m.
YUL
-
UVF
18h 05m
2 stops
Multiple Airlines Logo
2:30 p.m. - 12:40 a.m.
UVF
-
YUL
10h 10m
1 stop
C$ 746Multiple Airlines
Thu, 28 May - Thu, 25 Jun
Air Canada Logo
3:35 p.m. - 4:20 p.m.
YUL
-
UVF
47h 45m
2 stops
Air Canada Logo
4:15 p.m. - 6:31 a.m.
UVF
-
YUL
14h 16m
2 stops
C$ 751Air Canada
Mon, 16 Feb - Sun, 19 Apr
American Airlines Logo
7:12 a.m. - 3:58 p.m.
YUL
-
UVF
31h 46m
2 stops
American Airlines Logo
4:58 p.m. - 10:44 p.m.
UVF
-
YUL
30h 46m
2 stops
C$ 765American Airlines
Sun, 15 Feb - Tue, 24 Feb
Air Canada Logo
3:35 p.m. - 4:20 p.m.
YUL
-
UVF
23h 45m
2 stops
Air Canada Logo
4:15 p.m. - 3:39 p.m.
UVF
-
YUL
23h 24m
2 stops
C$ 771Air Canada
Tue, 17 Feb - Thu, 23 Apr
American Airlines Logo
7:12 a.m. - 3:58 p.m.
YUL
-
UVF
31h 46m
2 stops
American Airlines Logo
4:58 p.m. - 1:45 p.m.
UVF
-
YUL
45h 47m
2 stops
C$ 789American Airlines
Sun, 15 Feb - Mon, 23 Feb

American Airlines flights from Montreal to Castries

Our best American Airlines deals on Montreal to Castries flight tickets
American Airlines
6 Feb
YUL2:25 p.m.Montreal Pierre Elliott Trudeau Intl
24h 37m
2 stops
UVF4:02 p.m.Castries Hewanorra
8 Feb
UVF5:02 p.m.Castries Hewanorra
23h 06m
2 stops
YUL3:08 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 537
American Airlines
6 Feb
YUL3:59 p.m.Montreal Pierre Elliott Trudeau Intl
23h 03m
2 stops
UVF4:02 p.m.Castries Hewanorra
8 Feb
UVF4:06 p.m.Castries Hewanorra
22h 39m
1 stop
YUL1:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 572
American Airlines
6 Apr
YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl
30h 05m
2 stops
UVF1:35 p.m.Castries Hewanorra
15 Apr
UVF3:28 p.m.Castries Hewanorra
20h 16m
2 stops
YUL11:44 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 638

Air Canada flights from Montreal to Castries

Our best Air Canada deals on Montreal to Castries flight tickets
Air Canada
16 Feb
YUL3:35 p.m.Montreal Pierre Elliott Trudeau Intl
47h 45m
2 stops
UVF4:20 p.m.Castries Hewanorra
23 Apr
UVF4:15 p.m.Castries Hewanorra
23h 24m
2 stops
YUL3:39 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 702
Air Canada
16 Feb
YUL3:35 p.m.Montreal Pierre Elliott Trudeau Intl
47h 45m
2 stops
UVF4:20 p.m.Castries Hewanorra
19 Apr
UVF4:15 p.m.Castries Hewanorra
14h 16m
2 stops
YUL6:31 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 751
Air Canada
17 Feb
YUL3:35 p.m.Montreal Pierre Elliott Trudeau Intl
23h 45m
2 stops
UVF4:20 p.m.Castries Hewanorra
23 Apr
UVF4:15 p.m.Castries Hewanorra
23h 24m
2 stops
YUL3:39 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 771

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 4 February 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

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

7:30 a.m.-1:35 p.m.

2 stops30h 05m

Castries Hewanorra

Wed 15/4

3:28 p.m.-11:44 a.m.

2 stops20h 16m

C$ 638

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 9/3

3:45 p.m.-2:58 p.m.

2 stops23h 13m

Castries Hewanorra

Mon 23/3

3:18 p.m.-10:44 p.m.

1 stop31h 26m

C$ 669

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

7:00 a.m.-3:25 p.m.

1 stop8h 25m

Castries Hewanorra

Sun 3/5

2:30 p.m.-12:40 a.m.

1 stop10h 10m

C$ 694

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

7:00 a.m.-1:35 p.m.

1 stop30h 35m

Castries Hewanorra

Wed 15/4

3:28 p.m.-11:44 a.m.

2 stops20h 16m

C$ 700

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

3:35 p.m.-4:20 p.m.

2 stops47h 45m

Castries Hewanorra

Thu 23/4

4:15 p.m.-3:39 p.m.

2 stops23h 24m

C$ 702

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

8:00 p.m.-2:05 p.m.

2 stops18h 05m

Castries Hewanorra

Thu 25/6

2:30 p.m.-12:40 a.m.

1 stop10h 10m

C$ 746

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

3:35 p.m.-4:20 p.m.

2 stops47h 45m

Castries Hewanorra

Sun 19/4

4:15 p.m.-6:31 a.m.

2 stops14h 16m

C$ 751

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

7:12 a.m.-3:58 p.m.

2 stops31h 46m

Castries Hewanorra

Tue 24/2

4:58 p.m.-10:44 p.m.

2 stops30h 46m

C$ 765

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Tue 17/2

3:35 p.m.-4:20 p.m.

2 stops23h 45m

Castries Hewanorra

Thu 23/4

4:15 p.m.-3:39 p.m.

2 stops23h 24m

C$ 771

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

7:12 a.m.-3:58 p.m.

2 stops31h 46m

Castries Hewanorra

Mon 23/2

4:58 p.m.-1:45 p.m.

2 stops45h 47m

C$ 789

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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, June 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$ 436. The month of September is another great option to travel to Castries, with average flight prices from Montreal averaging around C$ 557.

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$ 754 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$ 546 on momondo.

Can stopping save me money on Montreal to Castries flights?

You could potentially save up to 10% 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 25m

Direct flights

None
The fastest flight from Montreal to Castries takes 8h 25m
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 8h 25m.

  • 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$ 475Free CancellationRating
7.1
10,688 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
Fri 6/3
Fri 13/3
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