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Cheap flights from Saint John to Ontario from C$ 108

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 17/4. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — YYZ
1 Apr — 8 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St John to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from St John to Ontario
Explore the most affordable flight options available from St John to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 March 2026.

Fri 17/410:45 a.m.
YSJ
-
YYZ
Nonstop2h 15m
Flair Airlines
Mon 20/47:05 a.m.
YYZ
-
YSJ
Nonstop1h 55m
Flair Airlines
Deal found 27/2C$ 172
Fri 11/910:45 a.m.
YSJ
-
YYZ
Nonstop2h 15m
Flair Airlines
Mon 14/97:05 a.m.
YYZ
-
YSJ
Nonstop1h 55m
Flair Airlines
Deal found 28/2C$ 230
Fri 17/410:45 a.m.
YSJ
-
YYZ
Nonstop2h 15m
Multiple Airlines
Mon 20/46:15 a.m.
YYZ
-
YSJ
1 stop4h 00m
Multiple Airlines
Deal found 27/2C$ 288
Fri 19/610:45 a.m.
YSJ
-
YYZ
Nonstop2h 15m
Flair Airlines
Fri 26/67:05 a.m.
YYZ
-
YSJ
Nonstop1h 55m
Flair Airlines
Deal found 28/2C$ 344
Mon 15/610:45 a.m.
YSJ
-
YYZ
Nonstop2h 15m
Flair Airlines
Mon 22/67:05 a.m.
YYZ
-
YSJ
Nonstop1h 55m
Flair Airlines
Deal found 26/2C$ 357
Fri 24/410:45 a.m.
YSJ
-
YYZ
Nonstop2h 15m
Multiple Airlines
Mon 27/47:35 a.m.
YYZ
-
YSJ
1 stop7h 10m
Multiple Airlines
Deal found 2/3C$ 367
Tue 21/411:55 a.m.
YSJ
-
YTZ
1 stop4h 57m
Air Canada
Tue 5/510:45 a.m.
YTZ
-
YSJ
1 stop3h 55m
Air Canada
Deal found 27/2C$ 411
Tue 2/64:30 p.m.
YSJ
-
YTZ
1 stop6h 02m
Air Canada
Fri 12/69:30 a.m.
YTZ
-
YSJ
1 stop5h 20m
Air Canada
Deal found 27/2C$ 443
Wed 1/411:55 a.m.
YSJ
-
YOW
2 stops8h 56m
Air Canada
Tue 7/45:45 a.m.
YOW
-
YSJ
1 stop4h 30m
Air Canada
Deal found 27/2C$ 461
Mon 13/412:00 p.m.
YSJ
-
YTZ
2 stops10h 32m
Multiple Airlines
Mon 20/46:45 a.m.
YTZ
-
YSJ
1 stop3h 30m
Multiple Airlines
Deal found 27/2C$ 461
Fri 17/412:00 p.m.
YSJ
-
YTZ
2 stops10h 32m
Multiple Airlines
Mon 20/46:45 a.m.
YTZ
-
YSJ
1 stop3h 30m
Multiple Airlines
Deal found 27/2C$ 464
Wed 15/45:35 a.m.
YSJ
-
YOW
1 stop4h 46m
Air Canada
Wed 22/45:45 a.m.
YOW
-
YSJ
1 stop4h 30m
Air Canada
Deal found 27/2C$ 471

Find flight deals from St John to Ontario

Keep the following information in mind while searching for St John to Ontario flight deals. Data was last updated 2 March 2026.

Round-trip from

C$ 172

One-way from

C$ 108

Popular in

December

Cheapest in

October

Average price

C$ 517

Good round-trip deal

C$ 538 or less

Good one-way deal

C$ 257 or less
Flair Airlines
  • Flair Airlines
  • 17/4-20/4
  • Nonstop
  • 4h 10m total
  • Saint John to Ontario
Search Deals
Flair Airlines
  • Flair Airlines
  • 17/4
  • Nonstop
  • 2h 15m total
  • Saint John to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Saint John to Ontario.
Search Deals
Price to beat on a one-way flight from Saint John to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St John to Ontario 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 2 March 2026.
Use the filters below to find and compare flights from Saint John to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Tue 21/4

5:35 a.m.-6:50 a.m.

Nonstop2h 15m

Toronto Pearson Intl

Tue 5/5

8:55 p.m.-11:52 p.m.

Nonstop1h 57m

C$ 413

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Mon 15/6

4:30 p.m.-11:15 p.m.

2 stops7h 45m

Toronto Pearson Intl

Mon 22/6

8:55 p.m.-11:50 p.m.

Nonstop1h 55m

C$ 426

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Mon 11/5

12:50 p.m.-2:00 p.m.

Nonstop2h 10m

Toronto Pearson Intl

Sat 16/5

9:00 a.m.-11:55 a.m.

Nonstop1h 55m

C$ 434

Saint JohnOttawa

YSJ - YOW

YSJYOW

Saint John

Mon 8/6

4:30 p.m.-9:51 p.m.

2 stops6h 21m

Ottawa

Thu 11/6

9:05 a.m.-3:50 p.m.

1 stop5h 45m

C$ 451

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Mon 23/3

12:00 p.m.-12:20 a.m.

1 stop13h 20m

Toronto Pearson Intl

Wed 25/3

10:15 a.m.-3:45 p.m.

1 stop4h 30m

C$ 484

Saint JohnOttawa

YSJ - YOW

YSJYOW

Saint John

Wed 1/4

11:55 a.m.-7:51 p.m.

2 stops8h 56m

Ottawa

Tue 7/4

8:30 p.m.-11:15 a.m.

2 stops13h 45m

C$ 494

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Tue 26/5

4:30 p.m.-4:54 p.m.

Nonstop1h 24m

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

1:20 p.m.-3:40 p.m.

Nonstop1h 20m

C$ 494

Saint JohnOttawa

YSJ - YOW

YSJYOW

Saint John

Sun 15/3

5:40 a.m.-11:08 a.m.

1 stop6h 28m

Ottawa

Wed 25/3

8:30 a.m.-3:35 p.m.

2 stops6h 05m

C$ 506

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Sat 27/6

4:30 p.m.-5:01 p.m.

Nonstop1h 31m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

1:20 p.m.-3:50 p.m.

Nonstop1h 30m

C$ 506

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Wed 3/6

4:30 p.m.-5:03 p.m.

Nonstop1h 33m

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

1:20 p.m.-3:50 p.m.

Nonstop1h 30m

C$ 510

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from St John to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from St John 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 Saint John to Ontario

What is the cheapest month to book a flight from Saint John to Region of Ontario?

Currently, October is the cheapest month in which you can book a flight from Saint John to Region of Ontario (average of C$ 93). Flying from Saint John to Region of Ontario in December is currently the most expensive (average of C$ 273). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YSJ to ON?

Find hourly flight availability from St John to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 March 2026.

When flying from Saint John to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 2 March 2026.
Read through reviews of airlines operating flights from Saint John to Ontario, such as Porter Airlines,Air Canada, andFlair Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
421 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.6

Comfort

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!
Porter Airlines
8.0
Very good
421 reviews
Porter Airlines
8.0
Very good
421 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.6

Comfort

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!
Air Canada
7.1
Good
10,770 reviews
Porter Airlines
8.0
Very good
421 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.6

Comfort

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!
Flair Airlines
6.0
Okay
265 reviews
Porter Airlines
8.0
Very good
421 reviews
Check prices

Crew

8.6

Overall

8.0

Food

7.6

Comfort

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Related info for your journey

Find useful and relevant information for your journey from St John to Ontario. 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 from for flights from Saint John to Ontario?

    Most people fly from Saint John (YSJ) if they book a flight from Saint John to Ontario. Saint John is conveniently located just 15.1 km from Saint John’s city centre.

  • How long is the flight from Saint John to Region of Ontario?

    Departing from Saint John to Region of Ontario will take you 2h 15m. Saint John and Region of Ontario are separated by a distance of 1102 km. Most flights are nonstop.

  • What are the most popular routes from Saint John to Region of Ontario?

    While some choose either Saint John - Toronto Island or Saint John - Hamilton, Saint John - Toronto Pearson Intl is the most popular route from Saint John to Region of Ontario.

  • What are the most reliable airlines from Saint John to Region of Ontario?

    No one likes to see their flight delayed. When booking a flight from Saint John to Region of Ontario consider choosing Emirates (71%), United Airlines (67%) or Air Canada (47%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Saint John to Region of Ontario?

    The cheapest flight price from Saint John to Region of Ontario is C$ 95. On average you can expect to pay C$ 910. The most popular route, (Saint John - Toronto Pearson Intl), can usually be booked for C$ 176.

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

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

  • How can I find direct flights from St John to Ontario?

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

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

    Yes. Cheapflights offers flight deals from St John to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Saint John to Region of Ontario?

    Currently, October is the cheapest month in which you can book a flight from Saint John to Region of Ontario (average of C$ 93). Flying from Saint John to Region of Ontario in December is currently the most expensive (average of C$ 273). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for St John to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from St John to Ontario

Discover the top 3 airlines that operate flights from St John to Ontario. 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 2 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 160AverageC$ 248FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Air CanadaCheapestC$ 340AverageC$ 505FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 427AverageC$ 517FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from St John to Ontario?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from St John today with Cheapflights!

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

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

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

Can Cheapflights notify me if prices for flights from St John to Ontario become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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