What is the cheapest airline that flies from Montreal to Saint Lucia?

American Airlines and United Airlines are the most popular carriers operating from Montreal to Saint Lucia

When did momondo last update prices for flights from Montreal to Saint Lucia?

Prices for flights from Montreal to Saint Lucia are updated daily.

How many operators does momondo search for flights from Montreal to Saint Lucia?

As of March 2026, there is 1 operator available to choose from for flights from Montreal to Saint Lucia.

How old do you have to be to fly from Montreal to Saint Lucia?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to Saint Lucia.

What documentation or ID do you need to fly to Saint Lucia?

The travel and health documents you'll need for your trip to Saint Lucia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Lucia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 400 Cheap Flights from Montreal to Saint Lucia in 2026

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Find the cheapest flights from Montreal to Saint Lucia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:45 a.m. - 1:40 p.m.

YUL

UVF

30h 55m

1 stop

2:30 p.m. - 6:20 p.m.

UVF

YUL

27h 50m

1 stop

C$ 552WestJet

Wed, 20 May - Thu, 28 May

9:20 a.m. - 3:10 p.m.

YUL

UVF

29h 50m

2 stops

4:15 p.m. - 2:21 p.m.

UVF

YUL

22h 06m

1 stop

C$ 567Air Canada

Sun, 12 Apr - Thu, 16 Apr

10:30 p.m. - 3:10 p.m.

YUL

UVF

16h 40m

1 stop

4:15 p.m. - 7:36 a.m.

UVF

YUL

15h 21m

1 stop

C$ 603Air Canada

Sun, 12 Apr - Thu, 16 Apr

9:20 a.m. - 3:10 p.m.

YUL

UVF

29h 50m

2 stops

4:15 p.m. - 8:54 p.m.

UVF

YUL

28h 39m

2 stops

C$ 605Air Canada

Sun, 12 Apr - Thu, 16 Apr

12:00 p.m. - 1:46 p.m.

YUL

UVF

25h 46m

1 stop

2:40 p.m. - 12:38 a.m.

UVF

YUL

9h 58m

1 stop

C$ 614WestJet

Mon, 13 Apr - Tue, 21 Apr

5:00 a.m. - 3:10 p.m.

YUL

UVF

10h 10m

1 stop

4:15 p.m. - 8:21 a.m.

UVF

YUL

16h 06m

1 stop

C$ 618Air Canada

Mon, 13 Apr - Thu, 16 Apr

12:30 p.m. - 2:26 p.m.

YUL

UVF

25h 56m

2 stops

3:28 p.m. - 2:44 p.m.

UVF

YUL

23h 16m

2 stops

C$ 635American Airlines

Thu, 9 Apr - Wed, 15 Apr

12:30 p.m. - 2:26 p.m.

YUL

UVF

49h 56m

2 stops

3:28 p.m. - 2:44 p.m.

UVF

YUL

23h 16m

2 stops

C$ 641American Airlines

Wed, 8 Apr - Thu, 16 Apr

4:10 p.m. - 7:00 p.m.

YUL

SLU

26h 50m

2 stops

12:35 p.m. - 7:45 a.m.

SLU

YUL

19h 10m

2 stops

C$ 1,075Multiple Airlines

Fri, 5 Jun - Fri, 12 Jun

8:00 p.m. - 7:00 p.m.

YUL

SLU

23h 00m

3 stops

12:35 p.m. - 10:19 p.m.

SLU

YUL

33h 44m

3 stops

C$ 1,081Multiple Airlines

Fri, 5 Jun - Fri, 12 Jun

Air Canada flights from Montreal to Saint Lucia

Our best Air Canada deals on Montreal to Saint Lucia flight tickets

Air Canada

12 Apr

YUL9:20 a.m.Montreal Pierre Elliott Trudeau Intl

29h 50m

2 stops

UVF3:10 p.m.Castries Hewanorra

16 Apr

UVF4:15 p.m.Castries Hewanorra

22h 06m

1 stop

YUL2:21 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 567

Air Canada

12 Apr

YUL10:30 p.m.Montreal Pierre Elliott Trudeau Intl

16h 40m

1 stop

UVF3:10 p.m.Castries Hewanorra

16 Apr

UVF4:15 p.m.Castries Hewanorra

15h 21m

1 stop

YUL7:36 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 603

Air Canada

12 Apr

YUL9:20 a.m.Montreal Pierre Elliott Trudeau Intl

29h 50m

2 stops

UVF3:10 p.m.Castries Hewanorra

16 Apr

UVF4:15 p.m.Castries Hewanorra

28h 39m

2 stops

YUL8:54 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 605

American Airlines flights from Montreal to Saint Lucia

Our best American Airlines deals on Montreal to Saint Lucia flight tickets

American Airlines

9 Apr

YUL7:29 a.m.Montreal Pierre Elliott Trudeau Intl

30h 16m

2 stops

UVF1:45 p.m.Castries Hewanorra

16 Apr

UVF3:28 p.m.Castries Hewanorra

23h 16m

2 stops

YUL2:44 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 635

American Airlines

8 Apr

YUL12:30 p.m.Montreal Pierre Elliott Trudeau Intl

49h 56m

2 stops

UVF2:26 p.m.Castries Hewanorra

16 Apr

UVF3:28 p.m.Castries Hewanorra

23h 16m

2 stops

YUL2:44 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 641

American Airlines

9 Apr

YUL2:32 p.m.Montreal Pierre Elliott Trudeau Intl

23h 54m

1 stop

UVF2:26 p.m.Castries Hewanorra

16 Apr

UVF3:28 p.m.Castries Hewanorra

22h 24m

1 stop

YUL1:52 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 696

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 20/5

6:45 a.m.-1:40 p.m.

1 stop30h 55m

Castries Hewanorra

Thu 28/5

2:30 p.m.-6:20 p.m.

1 stop27h 50m

C$ 552

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

9:20 a.m.-3:10 p.m.

2 stops29h 50m

Castries Hewanorra

Thu 16/4

4:15 p.m.-2:21 p.m.

1 stop22h 06m

C$ 567

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

10:30 p.m.-3:10 p.m.

1 stop16h 40m

Castries Hewanorra

Thu 16/4

4:15 p.m.-7:36 a.m.

1 stop15h 21m

C$ 603

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

9:20 a.m.-3:10 p.m.

2 stops29h 50m

Castries Hewanorra

Thu 16/4

4:15 p.m.-8:54 p.m.

2 stops28h 39m

C$ 605

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

12:00 p.m.-1:46 p.m.

1 stop25h 46m

Castries Hewanorra

Tue 21/4

2:40 p.m.-12:38 a.m.

1 stop9h 58m

C$ 614

Quickest round-trip

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

5:00 a.m.-3:10 p.m.

1 stop10h 10m

Castries Hewanorra

Thu 16/4

4:15 p.m.-8:21 a.m.

1 stop16h 06m

C$ 618

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 9/4

12:30 p.m.-2:26 p.m.

2 stops25h 56m

Castries Hewanorra

Wed 15/4

3:28 p.m.-2:44 p.m.

2 stops23h 16m

C$ 635

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 8/4

12:30 p.m.-2:26 p.m.

2 stops49h 56m

Castries Hewanorra

Thu 16/4

3:28 p.m.-2:44 p.m.

2 stops23h 16m

C$ 641

MontrealCastries

YUL - SLU

YULSLU

Montreal Pierre Elliott Trudeau Intl

Fri 5/6

4:10 p.m.-7:00 p.m.

2 stops26h 50m

Castries George F. L. Charle

Fri 12/6

12:35 p.m.-7:45 a.m.

2 stops19h 10m

C$ 1,075

MontrealCastries

YUL - SLU

YULSLU

Montreal Pierre Elliott Trudeau Intl

Fri 5/6

8:00 p.m.-7:00 p.m.

3 stops23h 00m

Castries George F. L. Charle

Fri 12/6

12:35 p.m.-10:19 p.m.

3 stops33h 44m

C$ 1,081

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montreal to Saint Lucia

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

Prices

Airlines

Can stopping save me money on Montreal to Saint Lucia flights?

You could potentially save up to 68% on your flight if you consider stops on a Montreal to Saint Lucia flight.

Cheap Montreal to Saint Lucia flight deals and tips

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

Fastest flight time	8h 05m
Direct flights	None

The fastest flight from Montreal to Saint Lucia takes 8h 05m

There are no direct flights from Montreal to Saint Lucia. There are no popular flight routes from Montreal to Saint Lucia.

Search flight deals

When did momondo last update prices for flights from Montreal to Saint Lucia?
Prices for flights from Montreal to Saint Lucia are updated daily.
How many operators does momondo search for flights from Montreal to Saint Lucia?
As of March 2026, there is 1 operator available to choose from for flights from Montreal to Saint Lucia.
How old do you have to be to fly from Montreal to Saint Lucia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to Saint Lucia.
What documentation or ID do you need to fly to Saint Lucia?
The travel and health documents you'll need for your trip to Saint Lucia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Lucia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montreal to Saint Lucia

Compare and see reviews for airlines that fly from Montreal to Saint Lucia with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 442	Free Cancellation	Rating 7.1 10,853 reviews		Search Air Canada flights

Why use momondo?

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

Finding the right flight to Saint Lucia from Montreal is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Saint Lucia quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Montreal to Saint Lucia flights to just show those with flexible booking policies.

How can momondo help me find flights from Montreal to Saint Lucia?

Once all potential Montreal to Saint Lucia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Saint Lucia from Montreal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Saint Lucia 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.

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Popular Cities in Saint Lucia

Flights to Castriesfrom C$ 814

Cheap flights from Montreal to Saint Lucia from C$ 400

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 Saint Lucia departing on 7/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Filter for what you want

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Cheap round-trip flights

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Air Canada flights from Montreal to Saint Lucia

Our best Air Canada deals on Montreal to Saint Lucia flight tickets

American Airlines flights from Montreal to Saint Lucia

Our best American Airlines deals on Montreal to Saint Lucia flight tickets

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How to get the cheapest flight ticket from Montreal to Saint Lucia

Can stopping save me money on Montreal to Saint Lucia flights?

What is the cheapest airline that flies from Montreal to Saint Lucia?

Cheap Montreal to Saint Lucia flight deals and tips

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

Fastest flight time

Direct flights

Best airlines flying from Montreal to Saint Lucia

Compare and see reviews for airlines that fly from Montreal to Saint Lucia with momondo

Why use momondo?

An easier way to manage your Saint Lucia 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Saint Lucia

Popular Cities in Saint Lucia

Popular flights according to clicks in the last 7 days on momondo

Montreal flight routes

According to popular flight searches on momondo this year

Saint Lucia flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Saint Lucia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Saint Lucia

List of cabin classes available on flights landing in Saint Lucia. Availability may vary depending on flight origin and airline.

Complete your trip to Saint Lucia

Explore popular destinations other users love

According to popular flight searches on momondo this year