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Cheap flights from Montreal to Saint Thomas Island from C$ 624

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Saint Thomas Island departing on 21/1. 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

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Find the cheapest flights from Montreal to Saint Thomas Island

Cheap round-trip flights

United Airlines Logo
6:00 a.m. - 4:18 p.m.YUL-STT
9h 18m1 stop
United Airlines Logo
3:05 p.m. - 9:32 p.m.STT-YUL
7h 27m1 stop
C$ 624United Airlines
Find Deal
Wed, 21 Jan - Tue, 27 Jan
Logo
8:00 a.m. - 12:28 p.m.YUL-STT
27h 28m1 stop
Logo
4:06 p.m. - 12:30 a.m.STT-YUL
9h 24m1 stop
C$ 682
Find Deal
Sun, 18 Jan - Thu, 22 Jan
American Airlines Logo
7:10 a.m. - 3:40 p.m.YUL-STT
7h 30m1 stop
American Airlines Logo
2:35 p.m. - 11:15 p.m.STT-YUL
9h 40m1 stop
C$ 695American Airlines
Find Deal
Tue, 20 Jan - Tue, 27 Jan
American Airlines Logo
7:10 a.m. - 3:40 p.m.YUL-STT
7h 30m1 stop
American Airlines Logo
6:35 p.m. - 1:35 p.m.STT-YUL
20h 00m2 stops
C$ 702American Airlines
Find Deal
Tue, 20 Jan - Fri, 23 Jan
Logo
8:00 a.m. - 12:28 p.m.YUL-STT
27h 28m1 stop
Logo
4:06 p.m. - 12:30 a.m.STT-YUL
9h 24m1 stop
C$ 707
Find Deal
Sun, 22 Feb - Fri, 27 Feb
Logo
6:45 a.m. - 12:28 p.m.YUL-STT
28h 43m1 stop
Logo
1:33 p.m. - 4:28 p.m.STT-YUL
27h 55m1 stop
C$ 716
Find Deal
Sat, 17 Jan - Thu, 22 Jan
American Airlines Logo
7:10 a.m. - 3:40 p.m.YUL-STT
7h 30m1 stop
American Airlines Logo
4:35 p.m. - 11:15 p.m.STT-YUL
7h 40m1 stop
C$ 728American Airlines
Find Deal
Tue, 20 Jan - Thu, 22 Jan
American Airlines Logo
7:00 a.m. - 5:25 p.m.YUL-STT
9h 25m1 stop
American Airlines Logo
4:35 p.m. - 11:15 p.m.STT-YUL
7h 40m1 stop
C$ 729American Airlines
Find Deal
Sun, 18 Jan - Tue, 27 Jan
Delta Logo
6:15 p.m. - 12:50 p.m.YUL-STT
17h 35m1 stop
Delta Logo
4:00 p.m. - 11:44 a.m.STT-YUL
20h 44m1 stop
C$ 772Delta
Find Deal
Mon, 19 Jan - Fri, 23 Jan
Delta Logo
7:00 a.m. - 12:50 p.m.YUL-STT
28h 50m1 stop
Delta Logo
4:00 p.m. - 5:04 p.m.STT-YUL
26h 04m1 stop
C$ 807Delta
Find Deal
Sun, 18 Jan - Sun, 25 Jan

United Airlines flights from Montreal to Saint Thomas Island

Our best United Airlines deals on Montreal to Saint Thomas Island flight tickets
United Airlines
21 Jan
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
9h 18m
1 stop
STT4:18 p.m.Saint Thomas Island Cyril E King
27 Jan
STT3:05 p.m.Saint Thomas Island Cyril E King
7h 27m
1 stop
YUL9:32 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 624
Find similar
United Airlines
15 Jan
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
9h 18m
1 stop
STT4:18 p.m.Saint Thomas Island Cyril E King
20 Jan
STT3:05 p.m.Saint Thomas Island Cyril E King
7h 27m
1 stop
YUL9:32 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 808
Find similar
United Airlines
21 Jan
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
9h 18m
1 stop
STT4:18 p.m.Saint Thomas Island Cyril E King
22 Jan
STT1:02 p.m.Saint Thomas Island Cyril E King
27h 14m
1 stop
YUL3:16 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 868
Find similar

American Airlines flights from Montreal to Saint Thomas Island

Our best American Airlines deals on Montreal to Saint Thomas Island flight tickets
American Airlines
20 Jan
YUL7:10 a.m.Montreal Pierre Elliott Trudeau Intl
7h 30m
1 stop
STT3:40 p.m.Saint Thomas Island Cyril E King
27 Jan
STT2:35 p.m.Saint Thomas Island Cyril E King
9h 40m
1 stop
YUL11:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 695
Find similar
American Airlines
20 Jan
YUL7:10 a.m.Montreal Pierre Elliott Trudeau Intl
7h 30m
1 stop
STT3:40 p.m.Saint Thomas Island Cyril E King
22 Jan
STT4:35 p.m.Saint Thomas Island Cyril E King
22h 00m
2 stops
YUL1:35 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 702
Find similar
American Airlines
20 Jan
YUL7:10 a.m.Montreal Pierre Elliott Trudeau Intl
7h 30m
1 stop
STT3:40 p.m.Saint Thomas Island Cyril E King
22 Jan
STT4:35 p.m.Saint Thomas Island Cyril E King
7h 40m
1 stop
YUL11:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 728
Find similar

momondo 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, momondo users made 96,600 searches. Data last updated 15 September 2025.
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

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

6:00 a.m.-4:18 p.m.

1 stop9h 18m

Saint Thomas Island Cyril E King

Tue 27/1

3:05 p.m.-9:32 p.m.

1 stop7h 27m

C$ 624

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

8:00 a.m.-12:28 p.m.

1 stop27h 28m

Saint Thomas Island Cyril E King

Thu 22/1

4:06 p.m.-12:30 a.m.

1 stop9h 24m

C$ 682

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

7:10 a.m.-3:40 p.m.

1 stop7h 30m

Saint Thomas Island Cyril E King

Tue 27/1

2:35 p.m.-11:15 p.m.

1 stop9h 40m

C$ 695

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

7:10 a.m.-3:40 p.m.

1 stop7h 30m

Saint Thomas Island Cyril E King

Fri 23/1

6:35 p.m.-1:35 p.m.

2 stops20h 00m

C$ 702

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Sun 22/2

8:00 a.m.-12:28 p.m.

1 stop27h 28m

Saint Thomas Island Cyril E King

Fri 27/2

4:06 p.m.-12:30 a.m.

1 stop9h 24m

C$ 707

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Sat 17/1

6:45 a.m.-12:28 p.m.

1 stop28h 43m

Saint Thomas Island Cyril E King

Thu 22/1

1:33 p.m.-4:28 p.m.

1 stop27h 55m

C$ 716

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

7:10 a.m.-3:40 p.m.

1 stop7h 30m

Saint Thomas Island Cyril E King

Thu 22/1

4:35 p.m.-11:15 p.m.

1 stop7h 40m

C$ 728

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

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

1 stop9h 25m

Saint Thomas Island Cyril E King

Tue 27/1

4:35 p.m.-11:15 p.m.

1 stop7h 40m

C$ 729

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Mon 19/1

6:15 p.m.-12:50 p.m.

1 stop17h 35m

Saint Thomas Island Cyril E King

Fri 23/1

4:00 p.m.-11:44 a.m.

1 stop20h 44m

C$ 772

MontrealSaint Thomas Island

YUL - STT

YULSTT

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

7:00 a.m.-12:50 p.m.

1 stop28h 50m

Saint Thomas Island Cyril E King

Sun 25/1

4:00 p.m.-5:04 p.m.

1 stop26h 04m

C$ 807

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Saint Thomas Island from

How to get the cheapest flight ticket from Montreal to Saint Thomas Island

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 cheapest day to depart on your flight to Saint Thomas Island?

The cheapest day to depart from Montreal to Saint Thomas Island is on a Tuesday when prices can be found for as low as C$ 805. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Montreal to Saint Thomas Island for around C$ 1,229.

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

The cheapest time of day to fly to Saint Thomas Island is in the afternoon when flights can be purchased for as low as C$ 860. In contrast, the most expensive time of day to depart to Saint Thomas Island is in the evening when prices are around C$ 1,481.

When to book flights from Montreal to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Saint Thomas Island according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal to Saint Thomas Island (YMQ to STT) flight deals and tips

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

Direct flights

None
There are no direct flights from Montreal to Saint Thomas Island. There are no popular flight routes from Montreal to Saint Thomas Island.
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  • How far is Montreal to Saint Thomas Island Cyril E King by plane?

    Montreal and Saint Thomas Island Cyril E King are 3121.0 km apart from one another. By plane, this route typically takes 7h 30m.

  • When did momondo last update prices for flights from Montreal to Saint Thomas Island Cyril E King Airport?

    Prices for flights from Montreal to Saint Thomas Island Cyril E King Airport are updated daily.

  • How many operators does momondo search for flights from Montreal to Saint Thomas Island Cyril E King Airport?

  • How old do you have to be to fly from Montreal to Saint Thomas Island Cyril E King Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to Saint Thomas Island Cyril E King Airport.

  • What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

    The travel and health documents you'll need for your trip to Saint Thomas Island Cyril E King Airport 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 Thomas Island Cyril E King Airport. 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 Thomas Island

Compare and see reviews for airlines that fly from Montreal to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom C$ 386Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom C$ 598Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
DeltaPriceFrom C$ 654Free CancellationRating
7.9
7,954 reviews
Search Delta flights

Why use momondo?

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

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 Saint Thomas Island from Montreal.

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

Yes. momondo enables you to select and highlight flights to Saint Thomas Island from Montreal with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montreal to Saint Thomas Island.

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

If you are not ready to book a flight from Montreal to Saint Thomas Island now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Saint Thomas Island and let you know when they change.

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