Find flights
When to book
Airlines
FAQs

Cheap flights from Montreal to Saint Lucia from C$ 211

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 31/1. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — UVF
17 Jan — 24 Jan1
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 18 December 2025.

Mon 29/1210:15 a.m.YUL - UVF
1 stop27h 35mMultiple Airlines
Tue 6/13:40 p.m.UVF - YUL
1 stop10h 03mMultiple Airlines
Deal found 16/12C$ 1,272
Mon 29/127:20 p.m.YUL - UVF
1 stop18h 30mMultiple Airlines
Thu 1/13:40 p.m.UVF - YUL
1 stop10h 03mMultiple Airlines
Deal found 16/12C$ 1,480
Wed 31/125:00 a.m.YUL - UVF
1 stop10h 20mAir Canada
Wed 7/15:15 p.m.UVF - YUL
1 stop15h 27mAir Canada
Deal found 16/12C$ 1,656
Thu 25/124:50 p.m.YUL - UVF
2 stops22h 35mAir Canada
Wed 7/15:15 p.m.UVF - YUL
1 stop21h 07mAir Canada
Deal found 16/12C$ 1,693
Mon 29/126:25 p.m.YUL - UVF
2 stops44h 55mAir Canada
Wed 7/15:15 p.m.UVF - YUL
2 stops24h 35mAir Canada
Deal found 16/12C$ 1,721
Tue 30/128:50 a.m.YUL - SLU
3 stops33h 10mMultiple Airlines
Mon 5/14:20 p.m.SLU - YUL
2 stops20h 15mMultiple Airlines
Deal found 15/12C$ 1,740
Sun 28/1210:30 a.m.YUL - UVF
2 stops28h 55mAir Canada
Thu 8/15:15 p.m.UVF - YUL
1 stop27h 07mAir Canada
Deal found 16/12C$ 1,790
Tue 30/127:00 p.m.YUL - UVF
1 stop20h 20mAir Canada
Mon 5/15:15 p.m.UVF - YUL
2 stops43h 24mAir Canada
Deal found 15/12C$ 1,850
Mon 29/123:50 p.m.YUL - UVF
2 stops44h 14mAmerican Airlines
Thu 1/12:04 p.m.UVF - YUL
2 stops26h 20mAmerican Airlines
Deal found 16/12C$ 1,978

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 18 December 2025.

Round-trip from

C$ 460

One-way from

C$ 211
American Airlines
  • American Airlines
  • 12/1-22/1
  • 2 total stops
  • 46h 17m total
  • Montreal to Saint Lucia
Search Deals
American Airlines
  • American Airlines
  • 31/1
  • 1 total stop
  • 23h 38m 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 18 December 2025.
Use the filters below to find and compare flights from Montreal to Saint Lucia that are best for you.

Fly from

Montreal

Fly to

Saint Lucia

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

4:06 p.m.-1:45 p.m.

1 stop22h 39m

C$ 460

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sat 24/1

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

1 stop23h 38m

Castries Hewanorra

Thu 29/1

5:02 p.m.-3:20 p.m.

2 stops23h 18m

C$ 467

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Sat 10/1

3:50 p.m.-1:46 p.m.

2 stops20h 56m

Castries Hewanorra

Thu 22/1

5:02 p.m.-3:08 p.m.

2 stops23h 06m

C$ 474

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

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

1 stop23h 38m

Castries Hewanorra

Mon 9/2

5:02 p.m.-3:08 p.m.

2 stops23h 06m

C$ 497

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Fri 23/1

3:50 p.m.-3:03 p.m.

2 stops46h 13m

Castries Hewanorra

Thu 5/2

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

2 stops45h 43m

C$ 497

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

2:25 p.m.-4:02 p.m.

2 stops24h 37m

Castries Hewanorra

Wed 28/1

5:02 p.m.-3:20 p.m.

2 stops23h 18m

C$ 583

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 14/1

7:00 a.m.-4:20 p.m.

1 stop8h 20m

Castries Hewanorra

Wed 21/1

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

2 stops14h 24m

C$ 620

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Thu 22/1

7:00 a.m.-4:25 p.m.

1 stop8h 25m

Castries Hewanorra

Thu 5/2

5:15 p.m.-7:14 p.m.

2 stops26h 59m

C$ 665

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

9:30 p.m.-4:25 p.m.

2 stops17h 55m

Castries Hewanorra

Wed 28/1

5:15 p.m.-7:42 a.m.

1 stop15h 27m

C$ 679

MontrealCastries

YUL - UVF

YULUVF

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

6:25 p.m.-4:25 p.m.

2 stops21h 00m

Castries Hewanorra

Mon 9/2

5:15 p.m.-7:43 a.m.

1 stop15h 28m

C$ 692

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/12

Showing 1-10 of 31 results
1
2
3
4

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, February is the cheapest month in which you can book a flight from Montreal to Saint Lucia (average of C$ 193). Flying from Montreal to Saint Lucia in October is currently the most expensive (average of C$ 1,148). 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.

What is the cheapest time of day to fly from YMQ to LC?

Find hourly flight availability from Montreal to Saint Lucia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2025.

It’s typically best to fly out from Montreal to Saint Lucia at noon. Doing so could potentially save you 34% on the flight price compared to flying in the evening, which is usually more expensive.

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 18 December 2025.
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
10,534 reviews
Check prices

Comfort

7.1

Entertainment

6.8

Boarding

7.3

Crew

7.8

Overall

7.1

Food

6.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

YYZ - LAS

It's was great and the crew are very nice, captain has a smooth land on the runway 👍
Air Canada
7.1
Good
10,534 reviews
Air Canada
7.1
Good
10,534 reviews
Check prices

Comfort

7.1

Entertainment

6.8

Boarding

7.3

Crew

7.8

Overall

7.1

Food

6.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

YYZ - LAS

It's was great and the crew are very nice, captain has a smooth land on the runway 👍

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 23h 38m. 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, February is the cheapest month in which you can book a flight from Montreal to Saint Lucia (average of C$ 193). Flying from Montreal to Saint Lucia in October is currently the most expensive (average of C$ 1,148). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Montreal to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Punta Cana flights
Pierre Elliott Trudeau Intl to Pointe-à-Pitre flights
Pierre Elliott Trudeau Intl to Fort-de-France flights
Pierre Elliott Trudeau Intl to Willemstad flights
Pierre Elliott Trudeau Intl to Puerto Plata flights
Pierre Elliott Trudeau Intl to Simpson Bay flights
Pierre Elliott Trudeau Intl to Oranjestad flights
Pierre Elliott Trudeau Intl to Bridgetown flights
Québec City to Punta Cana flights
Pierre Elliott Trudeau Intl to Nassau flights
Pierre Elliott Trudeau Intl to Luis Munoz Marin Intl flights
Ottawa to Punta Cana flights
Pierre Elliott Trudeau Intl to Nagua flights
Pierre Elliott Trudeau Intl to Montego Bay flights
Pierre Elliott Trudeau Intl to Providenciales flights
Pierre Elliott Trudeau Intl to Santo Domingo flights
Québec City to Fort-de-France flights
Québec City to Pointe-à-Pitre flights
Pierre Elliott Trudeau Intl to St. John's flights
Ottawa to Montego Bay flights
Québec City to Willemstad flights
Ottawa to Puerto Plata flights
Ottawa to Luis Munoz Marin Intl flights
Québec City to Puerto Plata flights
Pierre Elliott Trudeau Intl to Kralendijk flights
Ottawa to Oranjestad flights
Ottawa to Nassau flights
Pierre Elliott Trudeau Intl to Castries flights
Pierre Elliott Trudeau Intl to George Town flights
Pierre Elliott Trudeau Intl to Kingston flights
Québec City to Oranjestad flights
Québec City to Luis Munoz Marin Intl flights
Ottawa to Willemstad flights
Pierre Elliott Trudeau Intl to St. George's flights
Pierre Elliott Trudeau Intl to Port of Spain flights
Ottawa to Simpson Bay flights
Pierre Elliott Trudeau Intl to La Romana flights
Pierre Elliott Trudeau Intl to Kingstown flights
Québec City to Santo Domingo flights
Ottawa to Providenciales flights
Québec City to George Town flights
Québec City to Providenciales flights
Québec City to Simpson Bay flights
Ottawa to Bridgetown flights
Ottawa to Kingston flights
Ottawa to Santo Domingo flights
Pierre Elliott Trudeau Intl to Saint Thomas Island flights
Pierre Elliott Trudeau Intl to Georgetown flights
Ottawa to George Town flights
Pierre Elliott Trudeau Intl to Grand-Case 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 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 509AverageC$ 752FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.