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Cheap flights from Ontario to Saint Thomas Island from C$ 335

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Saint Thomas Island departing on 17/9. 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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Find the cheapest flights from Ontario to Saint Thomas Island

Cheap round-trip flights

Logo
9:35 a.m. - 9:44 a.m.YYZ-STT
24h 09m1 stop
Logo
10:54 a.m. - 2:40 p.m.STT-YYZ
27h 46m1 stop
C$ 514
Find Deal
Wed, 1 Oct - Wed, 29 Oct
United Airlines Logo
7:00 a.m. - 4:18 p.m.YYZ-STT
8h 18m1 stop
United Airlines Logo
1:05 p.m. - 6:37 p.m.STT-YYZ
6h 32m1 stop
C$ 567United Airlines
Find Deal
Wed, 14 Jan - Wed, 21 Jan
Logo
8:30 p.m. - 12:28 p.m.YYZ-STT
14h 58m1 stop
Logo
4:06 p.m. - 12:11 a.m.STT-YYZ
9h 05m1 stop
C$ 575
Find Deal
Sun, 7 Dec - Thu, 11 Dec
United Airlines Logo
7:00 a.m. - 4:18 p.m.YYZ-STT
8h 18m1 stop
United Airlines Logo
1:05 p.m. - 6:37 p.m.STT-YYZ
6h 32m1 stop
C$ 583United Airlines
Find Deal
Fri, 9 Jan - Wed, 21 Jan
Delta Logo
6:00 a.m. - 1:45 p.m.YYZ-STT
6h 45m1 stop
Delta Logo
1:55 p.m. - 12:06 a.m.STT-YYZ
11h 11m1 stop
C$ 593Delta
Find Deal
Wed, 14 Jan - Wed, 21 Jan
American Airlines Logo
7:30 a.m. - 5:25 p.m.YYZ-STT
8h 55m2 stops
American Airlines Logo
4:35 p.m. - 10:50 p.m.STT-YYZ
7h 15m1 stop
C$ 601American Airlines
Find Deal
Wed, 14 Jan - Wed, 21 Jan
American Airlines Logo
5:25 p.m. - 12:10 p.m.YYZ-STT
17h 45m2 stops
American Airlines Logo
6:05 p.m. - 11:50 a.m.STT-YYZ
18h 45m2 stops
C$ 678American Airlines
Find Deal
Sun, 7 Dec - Fri, 12 Dec
Delta Logo
6:15 a.m. - 2:22 p.m.YYZ-STT
7h 07m1 stop
Delta Logo
3:32 p.m. - 11:59 p.m.STT-YYZ
9h 27m1 stop
C$ 979Delta
Find Deal
Mon, 8 Dec - Tue, 16 Dec
Air Canada Logo
3:30 p.m. - 12:00 p.m.YTZ-STT
19h 30m2 stops
Air Canada Logo
5:25 p.m. - 7:55 p.m.STT-YTZ
27h 30m2 stops
C$ 1,049Air Canada
Find Deal
Wed, 10 Dec - Sun, 14 Dec
Air Canada Logo
6:40 p.m. - 12:00 p.m.YYZ-STT
16h 20m1 stop
Air Canada Logo
5:25 p.m. - 12:40 p.m.STT-YYZ
20h 15m2 stops
C$ 1,059Air Canada
Find Deal
Wed, 10 Dec - Sun, 14 Dec

American Airlines flights from Region of Ontario to Saint Thomas Island

Our best American Airlines deals on Region of Ontario to Saint Thomas Island flight tickets
American Airlines
14 Jan
YYZ7:30 a.m.Toronto Pearson Intl
8h 55m
2 stops
STT5:25 p.m.Saint Thomas Island Cyril E King
21 Jan
STT4:35 p.m.Saint Thomas Island Cyril E King
7h 15m
1 stop
YYZ10:50 p.m.Toronto Pearson Intl
C$ 601
Find similar
American Airlines
7 Dec
YYZ5:25 p.m.Toronto Pearson Intl
17h 45m
2 stops
STT12:10 p.m.Saint Thomas Island Cyril E King
12 Dec
STT6:05 p.m.Saint Thomas Island Cyril E King
18h 45m
2 stops
YYZ11:50 a.m.Toronto Pearson Intl
C$ 678
Find similar
American Airlines
10 Dec
YYZ7:20 p.m.Toronto Pearson Intl
15h 50m
2 stops
STT12:10 p.m.Saint Thomas Island Cyril E King
14 Dec
STT6:05 p.m.Saint Thomas Island Cyril E King
18h 45m
2 stops
YYZ11:50 a.m.Toronto Pearson Intl
C$ 695
Find similar

Air Canada flights from Region of Ontario to Saint Thomas Island

Our best Air Canada deals on Region of Ontario to Saint Thomas Island flight tickets
Air Canada
10 Dec
YTZ3:30 p.m.Toronto Island
19h 30m
2 stops
STT12:00 p.m.Saint Thomas Island Cyril E King
14 Dec
STT5:25 p.m.Saint Thomas Island Cyril E King
27h 30m
2 stops
YTZ7:55 p.m.Toronto Island
C$ 1,049
Find similar
Air Canada
10 Dec
YYZ6:40 p.m.Toronto Pearson Intl
16h 20m
1 stop
STT12:00 p.m.Saint Thomas Island Cyril E King
14 Dec
STT5:25 p.m.Saint Thomas Island Cyril E King
20h 15m
2 stops
YYZ12:40 p.m.Toronto Pearson Intl
C$ 1,059
Find similar
Air Canada
29 Nov
YYZ12:00 p.m.Toronto Pearson Intl
23h 00m
2 stops
STT12:00 p.m.Saint Thomas Island Cyril E King
8 Dec
STT2:15 p.m.Saint Thomas Island Cyril E King
18h 24m
2 stops
YYZ7:39 a.m.Toronto Pearson Intl
C$ 1,067
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario 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 4 August 2025.
Use the filters below to find and compare flights from Ontario to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoSaint Thomas Island

YYZ - STT

YYZSTT

Toronto Pearson Intl

Wed 1/10

9:35 a.m.-9:44 a.m.

1 stop24h 09m

Saint Thomas Island Cyril E King

Wed 29/10

10:54 a.m.-2:40 p.m.

1 stop27h 46m

C$ 514

TorontoSaint Thomas Island

YYZ - STT

YYZSTT

Toronto Pearson Intl

Wed 14/1

7:00 a.m.-4:18 p.m.

1 stop8h 18m

Saint Thomas Island Cyril E King

Wed 21/1

1:05 p.m.-6:37 p.m.

1 stop6h 32m

C$ 567

TorontoSaint Thomas Island

YYZ - STT

YYZSTT

Toronto Pearson Intl

Sun 7/12

8:30 p.m.-12:28 p.m.

1 stop14h 58m

Saint Thomas Island Cyril E King

Thu 11/12

4:06 p.m.-12:11 a.m.

1 stop9h 05m

C$ 575

TorontoSaint Thomas Island

YYZ - STT

YYZSTT

Toronto Pearson Intl

Fri 9/1

7:00 a.m.-4:18 p.m.

1 stop8h 18m

Saint Thomas Island Cyril E King

Wed 21/1

1:05 p.m.-6:37 p.m.

1 stop6h 32m

C$ 583

TorontoSaint Thomas Island

YYZ - STT

YYZSTT

Toronto Pearson Intl

Wed 14/1

6:00 a.m.-1:45 p.m.

1 stop6h 45m

Saint Thomas Island Cyril E King

Wed 21/1

1:55 p.m.-12:06 a.m.

1 stop11h 11m

C$ 593

TorontoSaint Thomas Island

YYZ - STT

YYZSTT

Toronto Pearson Intl

Wed 14/1

7:30 a.m.-5:25 p.m.

2 stops8h 55m

Saint Thomas Island Cyril E King

Wed 21/1

4:35 p.m.-10:50 p.m.

1 stop7h 15m

C$ 601

TorontoSaint Thomas Island

YYZ - STT

YYZSTT

Toronto Pearson Intl

Sun 7/12

5:25 p.m.-12:10 p.m.

2 stops17h 45m

Saint Thomas Island Cyril E King

Fri 12/12

6:05 p.m.-11:50 a.m.

2 stops18h 45m

C$ 678

TorontoSaint Thomas Island

YYZ - STT

YYZSTT

Toronto Pearson Intl

Mon 8/12

6:15 a.m.-2:22 p.m.

1 stop7h 07m

Saint Thomas Island Cyril E King

Tue 16/12

3:32 p.m.-11:59 p.m.

1 stop9h 27m

C$ 979

TorontoSaint Thomas Island

YTZ - STT

YTZSTT

Toronto Island

Wed 10/12

3:30 p.m.-12:00 p.m.

2 stops19h 30m

Saint Thomas Island Cyril E King

Sun 14/12

5:25 p.m.-7:55 p.m.

2 stops27h 30m

C$ 1,049

TorontoSaint Thomas Island

YYZ - STT

YYZSTT

Toronto Pearson Intl

Wed 10/12

6:40 p.m.-12:00 p.m.

1 stop16h 20m

Saint Thomas Island Cyril E King

Sun 14/12

5:25 p.m.-12:40 p.m.

2 stops20h 15m

C$ 1,059

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Saint Thomas Island from

How to get the cheapest flight ticket from Region of Ontario 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 month to fly to Saint Thomas Island?

The cheapest month to fly to Saint Thomas Island from Region of Ontario is in October. Flight prices, which tend to average around C$ 609, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Saint Thomas Island from Region of Ontario during September instead. Flights to Saint Thomas Island in September, while not as cheap as those in October, still average around C$ 678.

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

The cheapest day to depart from Region of Ontario to Saint Thomas Island is on a Wednesday when prices can be found for as low as C$ 940. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Region of Ontario to Saint Thomas Island for around C$ 1,016.

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$ 695. In contrast, the most expensive time of day to depart to Saint Thomas Island is in the evening when prices are around C$ 1,220.

Cheap Region of Ontario to Saint Thomas Island flight deals and tips

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

Best price found

C$ 335

Fastest flight time

6h 45m

Direct flights

None

Airports in Saint Thomas Island

1 airport
The best one-way flight to Saint Thomas Island from Region of Ontario in the past 72 hours is C$ 335. The best round-trip flight deal from Region of Ontario to Saint Thomas Island found on momondo in the last 72 hours is C$ 514.
The fastest flight from Region of Ontario to Saint Thomas Island takes 6h 45m
There are no direct flights from Region of Ontario to Saint Thomas Island. Popular non-direct routes for this connection are Toronto Island Airport - Saint Thomas Island Cyril E King Airport and Toronto Pearson Intl Airport - Saint Thomas Island Cyril E King Airport.
There is 1 airport near Saint Thomas Island: Saint Thomas Island Cyril E King (STT)
Search flight deals

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

    Prices for flights from Ontario to Saint Thomas Island Cyril E King Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario 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 Region of Ontario to Saint Thomas Island

Compare and see reviews for airlines that fly from Region of Ontario to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom C$ 457Free CancellationRating
8.0
7,986 reviews
Search Delta flights
United AirlinesPriceFrom C$ 518Free CancellationRating
7.4
8,909 reviews
Search United Airlines flights
American AirlinesPriceFrom C$ 531Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air CanadaPriceFrom C$ 980Free CancellationRating
7.1
9,874 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario 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 Ontario.

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

All flight searches from Ontario to Saint Thomas Island on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Saint Thomas Island from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Ontario to Saint Thomas Island flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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