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Cheap flights from Saint John to Ontario from C$ 105

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — YYZ
31 Dec — 7 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 1 December 2025.

Round-trip from

C$ 359

One-way from

C$ 105

Popular in

December

Cheapest in

October

Average price

C$ 658

Good round-trip deal

C$ 565 or less

Good one-way deal

C$ 355 or less
Air Canada
  • Air Canada
  • 13/1-20/1
  • 2 total stops
  • 8h 50m total
  • Saint John to Ontario
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Flair Airlines
  • Flair Airlines
  • 27/4
  • Nonstop
  • 2h 15m total
  • Saint John to Ontario
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 147 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Saint John to Ontario.
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Price to beat on a one-way flight from Saint John to Ontario.
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Find 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 1 December 2025.

Sat 13/125:40 a.m.YSJ - YYZ
Nonstop2h 23mAir Canada
Sun 11/17:40 a.m.YYZ - YSJ
Nonstop1h 59mAir Canada
Deal found 29/11C$ 508
Mon 22/124:15 p.m.YSJ - YTZ
1 stop4h 40mAir Canada
Thu 1/110:30 a.m.YTZ - YSJ
1 stop4h 03mAir Canada
Deal found 1/12C$ 566
Mon 22/124:15 p.m.YSJ - YUL
Nonstop1h 29mAir Canada
Wed 7/11:10 p.m.YUL - YSJ
Nonstop1h 30mAir Canada
Deal found 1/12C$ 580
Wed 10/1212:00 p.m.YSJ - YHM
1 stop25h 44mMultiple Airlines
Mon 12/17:00 a.m.YHM - YSJ
1 stop7h 45mMultiple Airlines
Deal found 29/11C$ 596
Wed 3/1212:00 p.m.YSJ - YYZ
1 stop11h 00mMultiple Airlines
Thu 11/127:40 a.m.YYZ - YSJ
1 stop7h 05mMultiple Airlines
Deal found 28/11C$ 636
Wed 10/1212:00 p.m.YSJ - YYZ
1 stop21h 05mMultiple Airlines
Mon 12/19:00 a.m.YYZ - YSJ
1 stop5h 45mMultiple Airlines
Deal found 29/11C$ 640
Mon 15/1212:00 p.m.YSJ - YYZ
1 stop13h 20mMultiple Airlines
Fri 19/127:40 a.m.YYZ - YSJ
1 stop7h 05mMultiple Airlines
Deal found 1/12C$ 679
Mon 22/125:40 a.m.YSJ - YYZ
Nonstop2h 23mAir Canada
Thu 1/17:40 a.m.YYZ - YSJ
Nonstop1h 59mAir Canada
Deal found 1/12C$ 683
Fri 5/1212:00 p.m.YSJ - YYZ
1 stop13h 20mMultiple Airlines
Mon 8/127:40 a.m.YYZ - YSJ
1 stop7h 05mMultiple Airlines
Deal found 29/11C$ 705
Mon 29/124:15 p.m.YSJ - YUL
Nonstop1h 29mAir Canada
Mon 5/110:30 p.m.YUL - YSJ
1 stop11h 09mAir Canada
Deal found 29/11C$ 726
Mon 15/1212:00 p.m.YSJ - YYZ
1 stop21h 05mMultiple Airlines
Mon 22/125:00 p.m.YYZ - YSJ
1 stop21h 45mMultiple Airlines
Deal found 29/11C$ 746
Fri 5/1212:00 p.m.YSJ - YHM
1 stop25h 44mMultiple Airlines
Mon 8/127:00 a.m.YHM - YSJ
1 stop7h 45mMultiple Airlines
Deal found 29/11C$ 750

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 1 December 2025.
Use the filters below to find and compare flights from Saint John to Ontario that are best for you.

Fly from

St John

Fly to

Ontario

Route

Depart

Return

Price

Saint JohnToronto

YSJ - YTZ

YSJYTZ

Saint John

Tue 13/1

4:15 p.m.-7:55 p.m.

1 stop4h 40m

Toronto Island

Tue 20/1

10:30 a.m.-3:40 p.m.

1 stop4h 10m

C$ 359

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Tue 13/1

4:15 p.m.-8:30 p.m.

1 stop5h 15m

Toronto Pearson Intl

Tue 20/1

11:00 a.m.-3:40 p.m.

1 stop3h 40m

C$ 360

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Thu 15/1

5:40 a.m.-7:03 a.m.

Nonstop2h 23m

Toronto Pearson Intl

Thu 22/1

7:40 a.m.-10:39 a.m.

Nonstop1h 59m

C$ 402

Saint JohnToronto

YSJ - YTZ

YSJYTZ

Saint John

Thu 15/1

4:15 p.m.-9:35 p.m.

1 stop6h 20m

Toronto Island

Thu 22/1

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

1 stop6h 05m

C$ 408

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Wed 11/2

11:30 a.m.-12:49 p.m.

Nonstop2h 19m

Toronto Pearson Intl

Thu 9/4

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

Nonstop1h 57m

C$ 411

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Fri 16/1

4:15 p.m.-8:30 p.m.

1 stop5h 15m

Toronto Pearson Intl

Sun 18/1

9:00 a.m.-3:40 p.m.

1 stop5h 40m

C$ 437

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Sat 31/1

5:40 a.m.-7:03 a.m.

Nonstop2h 23m

Toronto Pearson Intl

Sat 31/1

11:00 a.m.-3:35 p.m.

1 stop3h 35m

C$ 453

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Thu 15/1

4:15 p.m.-4:50 p.m.

Nonstop1h 35m

Montreal Pierre Elliott Trudeau Intl

Sat 17/1

1:10 p.m.-3:33 p.m.

Nonstop1h 23m

C$ 479

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Fri 23/1

4:15 p.m.-4:50 p.m.

Nonstop1h 35m

Montreal Pierre Elliott Trudeau Intl

Fri 30/1

10:30 p.m.-10:39 a.m.

1 stop11h 09m

C$ 504

Saint JohnToronto

YSJ - YTZ

YSJYTZ

Saint John

Fri 9/1

4:15 p.m.-9:35 p.m.

1 stop6h 20m

Toronto Island

Tue 13/1

10:30 a.m.-3:40 p.m.

1 stop4h 10m

C$ 511

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/11

Showing 1-10 of 59 results
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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$ 95). Flying from Saint John to Region of Ontario in March is currently the most expensive (average of C$ 310). 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 1 December 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 33% on flights from Saint John to Region of Ontario by exploring options for tickets in the afternoon.

Weekly flight availability from Saint John to Region of Ontario

Explore weekly flight availability from St John to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 1 December 2025.

The most flights from YSJ to CAON are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

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 1 December 2025.
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
394 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
394 reviews
Porter Airlines
8.0
Very good
394 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,493 reviews
Porter Airlines
8.0
Very good
394 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Flair Airlines
6.0
Okay
254 reviews
Porter Airlines
8.0
Very good
394 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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 4h 40m. Saint John and Region of Ontario are separated by a distance of 1086 km.

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

    While some choose either Saint John - Montreal Pierre Elliott Trudeau Intl 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 Flair Airlines (100%), Emirates (95%) or Air Canada Rouge (79%) 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$ 266. On average you can expect to pay C$ 653. The most popular route, (Saint John - Toronto Pearson Intl), can usually be booked for C$ 419.

  • 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$ 95). Flying from Saint John to Region of Ontario in March is currently the most expensive (average of C$ 310). 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 1 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 167AverageC$ 282FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Air CanadaCheapestC$ 350AverageC$ 595FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 437AverageC$ 538FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

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How does Cheapflights help users find flights 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.

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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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