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Cheap flights from Ontario to Gustavia from C$ 666

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 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SBH
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Gustavia

Keep the following information in mind while searching for Ontario to Gustavia flight deals. Data was last updated 16 September 2025.

Round-trip from

C$ 985

One-way from

C$ 666
28/10-11/11
  • 28/10-11/11
  • 4 total stops
  • 23h 38m total
  • Ontario to Gustavia
Search Deals
29/10
  • 29/10
  • 2 total stops
  • 34h 25m total
  • Ontario to Gustavia
Search Deals

Find flight deals from Ontario to Gustavia

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 16 September 2025.

Tue 28/106:45 a.m.YUL - SBH
2 stops9h 25mMultiple Airlines
Tue 11/1111:30 a.m.SBH - YUL
2 stops14h 13mMultiple Airlines
Deal found 16/9C$ 985
Sat 25/108:41 a.m.YUL - SBH
2 stops29h 04mMultiple Airlines
Wed 12/115:35 p.m.SBH - YUL
1 stop24h 30mMultiple Airlines
Deal found 16/9C$ 1,044
Tue 28/106:45 a.m.YUL - SBH
2 stops9h 25mMultiple Airlines
Wed 12/115:35 p.m.SBH - YUL
1 stop24h 30mMultiple Airlines
Deal found 16/9C$ 1,051
Tue 28/106:45 a.m.YUL - SBH
2 stops26h 30mMultiple Airlines
Thu 13/1110:40 a.m.SBH - YUL
1 stop7h 25mMultiple Airlines
Deal found 16/9C$ 1,061
Fri 31/107:20 p.m.YUL - SBH
2 stops19h 45mMultiple Airlines
Wed 12/115:35 p.m.SBH - YUL
1 stop24h 30mMultiple Airlines
Deal found 16/9C$ 1,091
Sat 25/108:41 a.m.YUL - SBH
2 stops29h 04mMultiple Airlines
Thu 13/1110:40 a.m.SBH - YUL
1 stop7h 25mMultiple Airlines
Deal found 16/9C$ 1,105
Tue 28/106:45 a.m.YUL - SBH
2 stops26h 30mMultiple Airlines
Sat 8/1110:40 a.m.SBH - YUL
1 stop7h 25mMultiple Airlines
Deal found 16/9C$ 1,130
Fri 31/106:45 a.m.YUL - SBH
2 stops32h 20mMultiple Airlines
Thu 13/1110:40 a.m.SBH - YUL
1 stop7h 25mMultiple Airlines
Deal found 16/9C$ 1,152
Sat 25/108:41 a.m.YUL - SBH
2 stops29h 04mMultiple Airlines
Sat 8/1110:40 a.m.SBH - YUL
1 stop7h 25mMultiple Airlines
Deal found 16/9C$ 1,174
Thu 30/107:20 p.m.YUL - SBH
2 stops20h 50mMultiple Airlines
Wed 12/115:35 p.m.SBH - YUL
1 stop24h 30mMultiple Airlines
Deal found 16/9C$ 1,206
Fri 31/106:45 a.m.YUL - SBH
2 stops32h 20mMultiple Airlines
Sat 8/1110:40 a.m.SBH - YUL
1 stop7h 25mMultiple Airlines
Deal found 16/9C$ 1,210
Thu 30/106:20 a.m.YUL - SBH
1 stop7h 25mMultiple Airlines
Mon 10/115:35 p.m.SBH - YUL
2 stops32h 08mMultiple Airlines
Deal found 16/9C$ 1,223

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 16 September 2025.
Use the filters below to find and compare flights from Ontario to Gustavia that are best for you.

Fly from

Ontario

Fly to

Gustavia

Route

Depart

Return

Price

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Sat 25/10

8:41 a.m.-1:45 p.m.

2 stops29h 04m

Gustavia St Barthelemy

Wed 12/11

5:35 p.m.-5:05 p.m.

1 stop24h 30m

C$ 1,044

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Tue 28/10

6:45 a.m.-9:15 a.m.

2 stops26h 30m

Gustavia St Barthelemy

Thu 13/11

10:40 a.m.-5:05 p.m.

1 stop7h 25m

C$ 1,061

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Sat 25/10

8:41 a.m.-1:45 p.m.

2 stops29h 04m

Gustavia St Barthelemy

Sat 8/11

10:40 a.m.-5:05 p.m.

1 stop7h 25m

C$ 1,174

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Thu 15/1

6:20 a.m.-10:25 a.m.

1 stop27h 05m

Gustavia St Barthelemy

Mon 19/1

12:00 p.m.-12:43 a.m.

2 stops13h 43m

C$ 1,199

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Fri 31/10

6:45 a.m.-3:05 p.m.

2 stops32h 20m

Gustavia St Barthelemy

Sat 8/11

10:40 a.m.-5:05 p.m.

1 stop7h 25m

C$ 1,210

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Thu 30/10

6:20 a.m.-9:35 a.m.

1 stop27h 15m

Gustavia St Barthelemy

Tue 11/11

12:00 p.m.-12:43 a.m.

2 stops13h 43m

C$ 1,247

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

7:20 p.m.-9:35 a.m.

2 stops38h 15m

Gustavia St Barthelemy

Thu 13/11

10:40 a.m.-5:05 p.m.

1 stop7h 25m

C$ 1,261

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Sun 26/10

7:00 a.m.-5:15 p.m.

2 stops10h 15m

Gustavia St Barthelemy

Wed 12/11

5:35 p.m.-5:05 p.m.

1 stop24h 30m

C$ 1,265

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Sun 23/11

6:45 a.m.-5:15 p.m.

2 stops9h 30m

Gustavia St Barthelemy

Fri 28/11

10:40 a.m.-12:43 a.m.

2 stops15h 03m

C$ 1,265

MontrealGustavia

YUL - SBH

YULSBH

Montreal Pierre Elliott Trudeau Intl

Thu 30/10

6:20 a.m.-9:35 a.m.

1 stop27h 15m

Gustavia St Barthelemy

Thu 13/11

10:40 a.m.-5:05 p.m.

1 stop7h 25m

C$ 1,304

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 13 results
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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.
Pearson Intl to Gustavia flights
Pierre Elliott Trudeau Intl to Gustavia flights
Vancouver Intl to Gustavia flights

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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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