Find flights
When to book
FAQs

Cheap flights from Montreal to Saint Thomas Island from C$ 514

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 13/11. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — STT
28 Jul — 4 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Saint Thomas Island

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Saint Thomas Island
Explore the most affordable flight options available from Montreal to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 June 2026.

Fri 28/86:51 p.m.
YUL
-
STT
1 stop18h 43m
Delta
Tue 1/92:49 p.m.
STT
-
YUL
1 stop9h 03m
Delta
Deal found 25/6C$ 914
Tue 8/127:00 a.m.
YUL
-
STT
1 stop28h 00m
United Airlines
Fri 11/121:02 p.m.
STT
-
YUL
1 stop7h 36m
United Airlines
Deal found 24/6C$ 1,073
Tue 8/124:10 p.m.
YUL
-
STT
2 stops18h 50m
Air Canada
Fri 11/122:15 p.m.
STT
-
YUL
1 stop27h 52m
Air Canada
Deal found 24/6C$ 1,140
Sat 31/104:45 p.m.
YUL
-
STT
1 stop21h 46m
United Airlines
Sat 7/113:35 p.m.
STT
-
YUL
1 stop26h 17m
United Airlines
Deal found 24/6C$ 1,436
Sat 21/116:50 p.m.
YUL
-
STT
1 stop16h 15m
Air Canada
Sat 28/115:25 p.m.
STT
-
YUL
2 stops26h 35m
Air Canada
Deal found 26/6C$ 1,499

Find flight deals from Montreal to Saint Thomas Island

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Saint Thomas Island (STT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 June 2026.

Round-trip from

C$ 914

One-way from

C$ 620
Delta
  • Delta
  • 28/8-1/9
  • 2 total stops
  • 27h 46m total
  • Montreal to Saint Thomas Island
Search Deals
United Airlines
  • United Airlines
  • 27/7
  • 2 total stops
  • 28h 00m total
  • Montreal to Saint Thomas Island
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Saint Thomas Island 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 28 June 2026.
Use the filters below to find and compare flights from Montreal to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Fri 28/8

6:51 p.m.-1:34 p.m.

1 stop18h 43m

Saint Thomas Island Cyril E King

Tue 1/9

2:49 p.m.-11:52 p.m.

1 stop9h 03m

C$ 914

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Tue 8/12

7:00 a.m.-12:00 p.m.

1 stop28h 00m

Saint Thomas Island Cyril E King

Fri 11/12

1:02 p.m.-7:38 p.m.

1 stop7h 36m

C$ 1,073

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Sat 31/10

4:45 p.m.-2:31 p.m.

1 stop21h 46m

Saint Thomas Island Cyril E King

Sat 7/11

3:35 p.m.-4:52 p.m.

1 stop26h 17m

C$ 1,436

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Sat 21/11

6:50 p.m.-12:05 p.m.

1 stop16h 15m

Saint Thomas Island Cyril E King

Sat 28/11

5:25 p.m.-7:00 p.m.

2 stops26h 35m

C$ 1,499
Cheapest one-way
Quickest one-way

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Fri 13/11

6:50 p.m.-12:05 p.m.

1 stop16h 15m

C$ 514

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Sat 7/11

3:00 p.m.-12:05 p.m.

1 stop20h 05m

C$ 646

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Mon 27/7

2:20 p.m.-12:20 p.m.

1 stop22h 00m

C$ 664

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Mon 27/7

6:47 p.m.-7:50 a.m.

3 stops37h 03m

C$ 724

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/6

Sorted by cheapest first

Best time to book a flight from Montreal to Saint Thomas Island

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island 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 Thomas Island

What’s the top layover airport for flights from Montreal to Saint Thomas Island?

Share of one-stop round-trip flights from Montreal to Saint Thomas Island chosen by Cheapflights users in the past 12 months, using the same layover each way.

Miami (MIA) – chosen by Cheapflights users on 67% of one-stop itineraries from Montreal to Saint Thomas Island on Cheapflights.

What’s the cheapest layover airport for flights from Montreal to Saint Thomas Island?

Average round-trip fare for 1-stop flights from Montreal to Saint Thomas Island, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Miami (MIA) is the most affordable 1-stop option, with an average round-trip price of C$ 1,022.

What’s the fastest layover option from Montreal to Saint Thomas Island?

Shortest average travel time for 1-stop one-way flights from Montreal to Saint Thomas Island, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 9h 18m.

Which airport typically offers the quickest layover for flights from Montreal to Saint Thomas Island?

Average layover duration for 1-stop one-way flights from Montreal to Saint Thomas Island, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Miami (MIA) offer the fastest connection on this route, with an average layover time of 2h 29m.

Related info for your journey

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

  • What airport do you fly into for flights to Saint Thomas Island from Montreal?

    If you book a flight to Saint Thomas Island from Montreal, you will be flying to Cyril E King, which is the city’s only airport. Saint Thomas Island Cyril E King (STT) is located 4.6 km from the centre of Saint Thomas Island. There are 0 flights from Montreal to Cyril E King per day from 1 airline.

  • How long is the flight from Montreal to Saint Thomas Island?

    A quick flight from Montreal to Saint Thomas Island can take about 18h 43m. Delta provides one of the quickest options available for as low as C$ 914. The distance between Montreal and Saint Thomas Island is about 3121 km. This flight may include one or multiple stops.

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

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

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

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

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

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

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 Thomas Island

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Saint Thomas Island flights
Pierre Elliott Trudeau Intl to Christiansted flights
Ottawa to Christiansted flights

Top airline flying from Montreal to Saint Thomas Island

Discover the top airline that operate flights from Montreal to Saint Thomas Island. 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 28 June 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 745AverageC$ 988FlexibilityNo cancel feeOn-time71%
Search American Airlines 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 Thomas Island?

Cheapflights helps you search for flights from Montreal to Saint Thomas Island via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Montreal to Saint Thomas Island for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Montreal to Saint Thomas Island with no change fees.

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

Yes! Start tracking prices for Montreal to Saint Thomas Island flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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.