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Cheap flights from Ontario to Gustavia from C$ 466

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SBH
23 May — 30 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Gustavia

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Gustavia
Explore the most affordable flight options available from Ontario to Gustavia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 April 2026.

Sun 16/86:45 a.m.
YUL
-
SBH
2 stops9h 30m
Multiple Airlines
Sun 23/811:50 a.m.
SBH
-
YUL
2 stops12h 35m
Multiple Airlines
Deal found 19/4C$ 1,246
Wed 1/79:15 a.m.
YYZ
-
SBH
2 stops26h 25m
Multiple Airlines
Wed 8/75:20 p.m.
SBH
-
YYZ
1 stop27h 05m
Multiple Airlines
Deal found 22/4C$ 1,256
Wed 17/65:30 p.m.
YYZ
-
SBH
3 stops19h 10m
Multiple Airlines
Sun 21/610:40 a.m.
SBH
-
YYZ
1 stop9h 45m
Multiple Airlines
Deal found 23/4C$ 1,328
Tue 5/511:50 p.m.
YYZ
-
SBH
2 stops13h 55m
Multiple Airlines
Sat 9/54:25 p.m.
SBH
-
YYZ
2 stops30h 00m
Multiple Airlines
Deal found 22/4C$ 1,342
Sun 26/49:20 a.m.
YUL
-
SBH
3 stops31h 55m
Multiple Airlines
Sun 10/511:35 a.m.
SBH
-
YUL
3 stops20h 23m
Multiple Airlines
Deal found 19/4C$ 1,387
Mon 4/511:50 p.m.
YYZ
-
SBH
3 stops13h 10m
Multiple Airlines
Fri 8/59:30 a.m.
SBH
-
YYZ
2 stops12h 30m
Multiple Airlines
Deal found 22/4C$ 1,388
Fri 6/116:45 a.m.
YUL
-
SBH
2 stops9h 30m
Multiple Airlines
Sun 15/112:10 p.m.
SBH
-
YUL
2 stops11h 23m
Multiple Airlines
Deal found 22/4C$ 1,462
Fri 27/116:45 a.m.
YUL
-
SBH
2 stops9h 35m
Multiple Airlines
Sun 6/1211:50 a.m.
SBH
-
YUL
2 stops13h 43m
Multiple Airlines
Deal found 22/4C$ 1,473
Wed 3/69:30 a.m.
YYZ
-
SBH
2 stops29h 45m
Multiple Airlines
Sun 7/610:40 a.m.
SBH
-
YYZ
1 stop9h 45m
Multiple Airlines
Deal found 23/4C$ 1,520
Sat 15/87:05 a.m.
YUL
-
SBH
1 stop7h 25m
Multiple Airlines
Sun 23/84:30 p.m.
SBH
-
YUL
2 stops31h 55m
Multiple Airlines
Deal found 19/4C$ 1,818
Sat 15/87:05 a.m.
YUL
-
SBH
1 stop7h 25m
Multiple Airlines
Sat 22/85:35 p.m.
SBH
-
YUL
2 stops30h 50m
Multiple Airlines
Deal found 19/4C$ 1,906
Fri 15/58:20 a.m.
YUL
-
SBH
1 stop9h 25m
Multiple Airlines
Mon 18/59:00 a.m.
SBH
-
YUL
3 stops15h 37m
Multiple Airlines
Deal found 20/4C$ 1,917

Find flight deals from Ontario to Gustavia

Keep the following information in mind while searching for Ontario to Gustavia flight deals. Data was last updated 23 April 2026.

Round-trip from

C$ 1,244

One-way from

C$ 466
15/5-18/5
  • 15/5-18/5
  • 4 total stops
  • 24h 35m total
  • Ontario to Gustavia
Search Deals
6/6
  • 6/6
  • 2 total stops
  • 39h 35m total
  • Ontario to Gustavia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Gustavia 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 23 April 2026.
Use the filters below to find and compare flights from Ontario to Gustavia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoGustavia

YYZ - SBH

YYZSBH

Toronto Pearson Intl

Wed 17/6

9:30 a.m.-4:10 p.m.

2 stops30h 40m

Gustavia St Barthelemy

Sun 21/6

1:00 p.m.-8:25 p.m.

1 stop7h 25m

C$ 1,345

TorontoGustavia

YYZ - SBH

YYZSBH

Toronto Pearson Intl

Mon 4/5

11:50 p.m.-1:00 p.m.

3 stops13h 10m

Gustavia St Barthelemy

Fri 8/5

9:30 a.m.-10:00 p.m.

2 stops12h 30m

C$ 1,388

TorontoGustavia

YYZ - SBH

YYZSBH

Toronto Pearson Intl

Wed 1/7

9:15 a.m.-9:20 a.m.

2 stops48h 05m

Gustavia St Barthelemy

Wed 8/7

9:30 a.m.-8:25 p.m.

3 stops10h 55m

C$ 1,605

TorontoGustavia

YYZ - SBH

YYZSBH

Toronto Pearson Intl

Tue 5/5

9:00 a.m.-11:35 a.m.

3 stops50h 35m

Gustavia St Barthelemy

Sat 9/5

4:25 p.m.-7:45 a.m.

2 stops15h 20m

C$ 1,759

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Fri 15/5

8:20 a.m.-5:45 p.m.

1 stop9h 25m

Gustavia St Barthelemy

Mon 18/5

9:00 a.m.-12:37 a.m.

3 stops15h 37m

C$ 1,917

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Thu 14/5

6:45 a.m.-9:20 a.m.

1 stop26h 35m

Gustavia St Barthelemy

Tue 19/5

1:20 p.m.-12:20 a.m.

2 stops11h 00m

C$ 1,960
Quickest round-trip

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Mon 11/5

6:45 a.m.-4:05 p.m.

2 stops9h 20m

Gustavia St Barthelemy

Mon 18/5

9:00 a.m.-12:25 a.m.

2 stops15h 25m

C$ 2,174

TorontoGustavia

YYZ - SBH

YYZSBH

Toronto Pearson Intl

Wed 3/6

11:50 p.m.-5:45 p.m.

3 stops17h 55m

Gustavia St Barthelemy

Sun 7/6

10:40 a.m.-8:25 p.m.

1 stop9h 45m

C$ 2,353

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

7:45 a.m.-7:52 a.m.

2 stops24h 07m

Gustavia St Barthelemy

Fri 8/5

8:20 a.m.-11:28 p.m.

2 stops15h 08m

C$ 2,583

TorontoGustavia

YYZ - SBH

YYZSBH

Toronto Pearson Intl

Wed 1/7

12:39 p.m.-9:22 a.m.

2 stops20h 43m

Gustavia St Barthelemy

Mon 6/7

8:20 a.m.-11:22 p.m.

2 stops15h 02m

C$ 2,614

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/4

Showing 1-10 of 17 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Gustavia

Have a flexible travel schedule? Discover the best time to fly to Gustavia from Ontario 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 Ontario to Gustavia
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Gustavia. 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 Gustavia from Ontario?

    If you book a flight to Gustavia from Ontario, you will be flying to St Barthelemy, which is the city’s only airport. Gustavia St Barthelemy (SBH) is located 1.1 km from the centre of Gustavia.

  • Can I find deals for flights from Ontario to Gustavia that include hotel bookings?

    Yes. In addition to deals on Ontario to Gustavia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Gustavia?

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

  • Can I find deals for business class flights from Ontario to Gustavia?

    Yes. Cheapflights offers flight deals from Ontario to Gustavia 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

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Alternative routes for Ontario to Gustavia

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Gustavia flights
Pearson Intl to Gustavia flights
Vancouver Intl to Gustavia flights

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How does Cheapflights help users find flights from Ontario to Gustavia?

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Why should you use Cheapflights to find cheap flight tickets from Ontario to Gustavia?

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Can Cheapflights find flights from Ontario to Gustavia with no change fees?

Need flexible booking options for your flight to Gustavia from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Of course! You can now track prices for flights from Ontario to Gustavia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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