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Cheap flights from Montreal to Saint Lucia from C$ 215

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — UVF
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Saint Lucia

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Saint Lucia
Explore the most affordable flight options available from Montreal to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2026.

Fri 5/66:00 a.m.
YUL
-
UVF
1 stop8h 10m
Air Canada
Tue 9/63:05 p.m.
UVF
-
YUL
1 stop16h 40m
Air Canada
Deal found 14/4C$ 499
Wed 22/75:45 p.m.
YUL
-
UVF
1 stop19h 55m
WestJet
Sun 2/82:30 p.m.
UVF
-
YUL
1 stop26h 15m
WestJet
Deal found 17/4C$ 518
Sat 15/85:45 p.m.
YUL
-
UVF
1 stop19h 55m
WestJet
Sun 13/92:30 p.m.
UVF
-
YUL
1 stop9h 55m
WestJet
Deal found 13/4C$ 521
Wed 19/85:45 p.m.
YUL
-
UVF
1 stop19h 55m
WestJet
Thu 27/82:30 p.m.
UVF
-
YUL
1 stop9h 55m
WestJet
Deal found 16/4C$ 532
Tue 18/86:00 a.m.
YUL
-
UVF
1 stop8h 20m
Air Canada
Tue 25/83:15 p.m.
UVF
-
YUL
1 stop27h 37m
Air Canada
Deal found 16/4C$ 551
Mon 27/79:30 p.m.
YUL
-
UVF
1 stop16h 50m
Air Canada
Fri 7/83:05 p.m.
UVF
-
YUL
2 stops15h 45m
Air Canada
Deal found 16/4C$ 554
Mon 20/79:20 p.m.
YUL
-
UVF
2 stops17h 00m
Air Canada
Fri 31/73:05 p.m.
UVF
-
YUL
2 stops24h 20m
Air Canada
Deal found 16/4C$ 555
Mon 17/89:20 p.m.
YUL
-
UVF
2 stops17h 00m
Air Canada
Fri 11/93:15 p.m.
UVF
-
YUL
2 stops18h 40m
Air Canada
Deal found 13/4C$ 557
Thu 16/47:00 a.m.
YUL
-
UVF
1 stop8h 25m
Air Canada
Thu 23/44:15 p.m.
UVF
-
YUL
1 stop9h 36m
Air Canada
Deal found 13/4C$ 591
Sat 25/75:45 p.m.
YUL
-
UVF
1 stop19h 55m
WestJet
Thu 6/82:30 p.m.
UVF
-
YUL
1 stop26h 15m
WestJet
Deal found 16/4C$ 594
Tue 28/76:00 a.m.
YUL
-
UVF
1 stop8h 20m
Air Canada
Fri 7/83:05 p.m.
UVF
-
YUL
1 stop16h 40m
Air Canada
Deal found 16/4C$ 601
Mon 27/710:00 p.m.
YUL
-
UVF
1 stop16h 20m
Air Canada
Tue 4/83:05 p.m.
UVF
-
YUL
1 stop18h 17m
Air Canada
Deal found 16/4C$ 602

Find flight deals from Montreal to Saint Lucia

Keep the following information in mind while searching for Montreal to Saint Lucia flight deals. Data was last updated 17 April 2026.

Round-trip from

C$ 499

One-way from

C$ 215
Air Canada
  • Air Canada
  • 5/6-9/6
  • 2 total stops
  • 24h 50m total
  • Montreal to Saint Lucia
Search Deals
WestJet
  • WestJet
  • 2/5
  • 1 total stop
  • 30h 55m total
  • Montreal to Saint Lucia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Saint Lucia 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, Cheapflights users made 629,999 searches. Data last updated 17 April 2026.
Use the filters below to find and compare flights from Montreal to Saint Lucia 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

Thu 30/4

6:00 a.m.-3:25 p.m.

1 stop9h 25m

Castries Hewanorra

Fri 29/5

3:05 p.m.-7:45 a.m.

1 stop16h 40m

C$ 732
Quickest round-trip

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

6:00 a.m.-2:05 p.m.

1 stop8h 05m

Castries Hewanorra

Fri 12/6

3:05 p.m.-7:45 a.m.

1 stop16h 40m

C$ 760

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 25/5

8:30 p.m.-2:05 p.m.

1 stop17h 35m

Castries Hewanorra

Fri 5/6

3:05 p.m.-7:45 a.m.

1 stop16h 40m

C$ 852

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

7:20 p.m.-1:40 p.m.

1 stop18h 20m

Castries Hewanorra

Sun 10/5

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

1 stop9h 55m

C$ 1,085

MontrealCastries

YUL - SLU

YULSLU

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

7:20 p.m.-1:10 p.m.

2 stops17h 50m

Castries George F. L. Charle

Fri 12/6

6:00 p.m.-5:51 p.m.

3 stops23h 51m

C$ 1,093

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 27/5

6:51 p.m.-2:05 p.m.

1 stop19h 14m

Castries Hewanorra

Wed 3/6

3:25 p.m.-11:59 a.m.

2 stops20h 34m

C$ 1,191

MontrealCastries

YUL - SLU

YULSLU

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

9:30 p.m.-7:00 p.m.

2 stops21h 30m

Castries George F. L. Charle

Sat 23/5

12:35 p.m.-10:21 a.m.

2 stops21h 46m

C$ 1,218

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

6:51 p.m.-2:05 p.m.

1 stop19h 14m

Castries Hewanorra

Wed 3/6

3:25 p.m.-11:13 p.m.

2 stops31h 48m

C$ 1,226

MontrealCastries

YUL - SLU

YULSLU

Montreal Pierre Elliott Trudeau Intl

Fri 15/5

5:00 a.m.-7:00 p.m.

2 stops14h 00m

Castries George F. L. Charle

Wed 20/5

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

2 stops19h 10m

C$ 1,230

MontrealCastries

YUL - SLU

YULSLU

Montreal Pierre Elliott Trudeau Intl

Sun 14/6

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

3 stops30h 55m

Castries George F. L. Charle

Sun 21/6

9:10 a.m.-12:25 a.m.

2 stops15h 15m

C$ 1,285

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/4

Showing 1-10 of 28 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Montreal to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Montreal with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montreal to Saint Lucia

What is the cheapest month to book a flight from Montreal to Saint Lucia?

Currently, August is the cheapest month in which you can book a flight from Montreal to Saint Lucia (average of C$ 206). Flying from Montreal to Saint Lucia in May is currently the most expensive (average of C$ 631). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Saint Lucia

Get insights into the airlines that provide service to Saint Lucia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Lucia. Reviews last updated 17 April 2026.
Check out reviews from past customers who have flown with Air Canada from Montreal to Saint Lucia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,932 reviews
Check prices

Boarding

7.3

Food

6.3

Comfort

7.1

Overall

7.1

Entertainment

6.8

Crew

7.8

Reviews

1 / 20
6.0
Good

Thomas,Apr 2026

YYZ - LHR

Food is sub par. I travel a lot and AC food is not good
Air Canada
7.1
Good
10,932 reviews
Air Canada
7.1
Good
10,932 reviews
Check prices

Boarding

7.3

Food

6.3

Comfort

7.1

Overall

7.1

Entertainment

6.8

Crew

7.8

Reviews

1 / 20
6.0
Good

Thomas,Apr 2026

YYZ - LHR

Food is sub par. I travel a lot and AC food is not good

Related info for your journey

Find useful and relevant information for your journey from Montreal to Saint Lucia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Montreal to Saint Lucia?

    Departing from Montreal to Saint Lucia will take you 9h 25m. The distance between Montreal and Saint Lucia is about 3726 km.

  • Can I find deals for flights from Montreal to Saint Lucia that include hotel bookings?

    Yes. In addition to deals on Montreal to Saint Lucia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Saint Lucia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Saint Lucia.

  • Can I find deals for business class flights from Montreal to Saint Lucia?

    Yes. Cheapflights offers flight deals from Montreal to Saint Lucia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montreal to Saint Lucia?

    Currently, August is the cheapest month in which you can book a flight from Montreal to Saint Lucia (average of C$ 206). Flying from Montreal to Saint Lucia in May is currently the most expensive (average of C$ 631). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montreal to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
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Pierre Elliott Trudeau Intl to Kralendijk flights
Québec City to Pointe-à-Pitre flights
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Pierre Elliott Trudeau Intl to Port of Spain flights
Ottawa to Oranjestad flights
Pierre Elliott Trudeau Intl to Nagua flights
Pierre Elliott Trudeau Intl to St. George's flights
Ottawa to Luis Munoz Marin Intl flights
Québec City to Simpson Bay flights
Ottawa to Nassau flights
Pierre Elliott Trudeau Intl to La Romana flights
Pierre Elliott Trudeau Intl to Santiago de los Caballeros flights
Québec City to Nassau flights
Ottawa to Port of Spain flights
Pierre Elliott Trudeau Intl to Basseterre flights
Pierre Elliott Trudeau Intl to Freeport flights
Ottawa to Bridgetown flights
Ottawa to Kingston flights
Ottawa to Puerto Plata flights
Ottawa to Santo Domingo flights
Québec City to Providenciales flights
Québec City to Montego Bay flights
Pierre Elliott Trudeau Intl to Castries flights
Québec City to Bridgetown flights
Québec City to Willemstad flights

Top airline flying from Montreal to Saint Lucia

Discover the top airline that operate flights from Montreal to Saint Lucia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 439AverageC$ 698FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Montreal to Saint Lucia?

When you search for this flight from Montreal to Saint Lucia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Saint Lucia?

Millions of users choose and trust Cheapflights to book the best flight deals from Montreal to Saint Lucia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Montreal to Saint Lucia with no change fees?

Yes, we can. To see specific flights from Montreal to Saint Lucia with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Montreal to Saint Lucia become cheaper?

Not ready to book yet? You can track prices for flights from Montreal to Saint Lucia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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