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Cheap flights from Saint John to Ontario from C$ 88

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — YYZ
17 Jun — 24 Jun1
1 adult

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 12 June 2025.

Round-trip from

C$ 201

One-way from

C$ 88

Popular in

December

Cheapest in

June

Average price

C$ 310

Good round-trip deal

C$ 379 or less

Good one-way deal

C$ 125 or less
Flair Airlines
  • Flair Airlines
  • 25/6-27/6
  • Nonstop
  • 4h 15m total
  • Saint John to Ontario
Search Deals
Flair Airlines
  • Flair Airlines
  • 5/9
  • Nonstop
  • 2h 15m total
  • Saint John to Ontario
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (C$ 208 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
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

Find flight deals from St John to Ontario

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 12 June 2025.

Wed 25/610:45 a.m.YSJ - YYZ
Nonstop2h 15mFlair Airlines
Fri 27/67:00 a.m.YYZ - YSJ
Nonstop2h 00mFlair Airlines
Deal found 10/6C$ 201
Fri 25/711:25 a.m.YSJ - YYZ
1 stop5h 10mMultiple Airlines
Mon 28/77:00 a.m.YYZ - YSJ
Nonstop2h 00mMultiple Airlines
Deal found 11/6C$ 272
Tue 9/911:35 a.m.YSJ - YYZ
1 stop4h 59mAir Canada
Thu 11/96:15 a.m.YYZ - YSJ
1 stop3h 34mAir Canada
Deal found 12/6C$ 368
Sat 26/711:35 a.m.YSJ - YTZ
1 stop6h 11mAir Canada
Sat 2/87:20 p.m.YTZ - YSJ
2 stops14h 29mAir Canada
Deal found 11/6C$ 413
Tue 30/911:35 a.m.YSJ - YUL
Nonstop1h 23mAir Canada
Thu 2/108:35 a.m.YUL - YSJ
Nonstop1h 14mAir Canada
Deal found 12/6C$ 436
Wed 15/1011:35 a.m.YSJ - YOW
2 stops6h 42mAir Canada
Wed 22/106:00 a.m.YOW - YSJ
1 stop3h 49mAir Canada
Deal found 10/6C$ 485
Fri 11/710:45 a.m.YSJ - YUL
1 stop14h 52mMultiple Airlines
Wed 16/73:10 p.m.YUL - YSJ
1 stop19h 10mMultiple Airlines
Deal found 10/6C$ 533
Fri 11/710:45 a.m.YSJ - YOW
1 stop14h 37mMultiple Airlines
Sun 13/75:55 a.m.YOW - YSJ
1 stop27h 05mMultiple Airlines
Deal found 10/6C$ 537
Mon 30/612:30 p.m.YSJ - YTZ
2 stops10h 45mMultiple Airlines
Wed 2/76:40 p.m.YTZ - YSJ
2 stops15h 40mMultiple Airlines
Deal found 9/6C$ 607
Thu 26/62:45 p.m.YSJ - YHM
1 stop17h 40mMultiple Airlines
Tue 1/78:15 a.m.YHM - YSJ
1 stop26h 05mMultiple Airlines
Deal found 10/6C$ 610
Wed 25/611:25 a.m.YSJ - YXU
2 stops11h 02mAir Canada
Thu 24/75:45 p.m.YXU - YSJ
1 stop5h 05mAir Canada
Deal found 11/6C$ 1,092

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 12 June 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 - YYZ

YSJYYZ

Saint John

Wed 25/6

10:45 a.m.-12:00 p.m.

Nonstop2h 15m

Toronto Pearson Intl

Fri 27/6

7:00 a.m.-10:00 a.m.

Nonstop2h 00m

C$ 201

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Fri 25/7

11:25 a.m.-3:35 p.m.

1 stop5h 10m

Toronto Pearson Intl

Mon 28/7

7:00 a.m.-10:00 a.m.

Nonstop2h 00m

C$ 272

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Tue 9/9

11:35 a.m.-3:34 p.m.

1 stop4h 59m

Toronto Pearson Intl

Thu 11/9

6:15 a.m.-10:49 a.m.

1 stop3h 34m

C$ 368

Saint JohnToronto

YSJ - YTZ

YSJYTZ

Saint John

Sat 26/7

11:35 a.m.-4:46 p.m.

1 stop6h 11m

Toronto Island

Sat 2/8

7:20 p.m.-10:49 a.m.

2 stops14h 29m

C$ 413

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Tue 30/9

11:35 a.m.-11:58 a.m.

Nonstop1h 23m

Montreal Pierre Elliott Trudeau Intl

Thu 2/10

8:35 a.m.-10:49 a.m.

Nonstop1h 14m

C$ 436

Saint JohnOttawa

YSJ - YOW

YSJYOW

Saint John

Wed 15/10

11:35 a.m.-1:51 p.m.

1 stop3h 16m

Ottawa

Wed 22/10

6:00 a.m.-10:49 a.m.

1 stop3h 49m

C$ 485

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Fri 11/7

10:45 a.m.-12:37 a.m.

1 stop14h 52m

Montreal Pierre Elliott Trudeau Intl

Wed 16/7

3:10 p.m.-11:20 a.m.

1 stop19h 10m

C$ 533

Saint JohnOttawa

YSJ - YOW

YSJYOW

Saint John

Fri 11/7

10:45 a.m.-12:22 a.m.

1 stop14h 37m

Ottawa

Sun 13/7

5:55 a.m.-10:00 a.m.

1 stop27h 05m

C$ 537

Saint JohnToronto

YSJ - YTZ

YSJYTZ

Saint John

Mon 30/6

12:30 p.m.-10:15 p.m.

2 stops10h 45m

Toronto Island

Wed 2/7

6:40 p.m.-11:20 a.m.

2 stops15h 40m

C$ 607

Saint JohnHamilton

YSJ - YHM

YSJYHM

Saint John

Thu 26/6

2:45 p.m.-7:25 a.m.

1 stop17h 40m

Hamilton

Tue 1/7

8:15 a.m.-11:20 a.m.

1 stop26h 05m

C$ 610

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 21 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, January is the cheapest month in which you can book a flight from Saint John to Region of Ontario (average of C$ 167). Flying from Saint John to Region of Ontario in July is currently the most expensive (average of C$ 255). 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 12 June 2025.

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.

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 12 June 2025.

The most flights from YSJ to CAON are scheduled on a Friday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 12 June 2025.
Air Canada
7.1
Good
9,537 reviews
Check prices

Overall

7.1

Entertainment

6.8

Comfort

7.0

Food

6.3

Boarding

7.3

Crew

7.8

Reviews

1 / 20
10.0
Excellent

rita,May 2025

YWG - YYZ

All was good just disappeared about our flight on our original day May 27 the being cancelled
Air Canada
7.1
Good
9,537 reviews
Air Canada
7.1
Good
9,537 reviews
Check prices

Overall

7.1

Entertainment

6.8

Comfort

7.0

Food

6.3

Boarding

7.3

Crew

7.8

Reviews

1 / 20
10.0
Excellent

rita,May 2025

YWG - YYZ

All was good just disappeared about our flight on our original day May 27 the being cancelled
Flair Airlines
6.0
Okay
242 reviews
Air Canada
7.1
Good
9,537 reviews
Check prices

Overall

7.1

Entertainment

6.8

Comfort

7.0

Food

6.3

Boarding

7.3

Crew

7.8

Reviews

1 / 20
10.0
Excellent

rita,May 2025

YWG - YYZ

All was good just disappeared about our flight on our original day May 27 the being cancelled

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.

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

    While some choose either Saint John - Toronto Island or Saint John - Montreal Pierre Elliott Trudeau Intl, 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 Air Canada Rouge (96%), Flair Airlines (93%) or Air Canada (78%) 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$ 85. On average you can expect to pay C$ 401. The most popular route, (Saint John - Toronto Pearson Intl), can usually be booked for C$ 153.

  • 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, January is the cheapest month in which you can book a flight from Saint John to Region of Ontario (average of C$ 167). Flying from Saint John to Region of Ontario in July is currently the most expensive (average of C$ 255). 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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Fredericton to Toronto Island flights
Moncton to Pearson Intl flights
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Fredericton to Pierre Elliott Trudeau Intl flights
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St John to St. John's flights
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Bathurst to Vancouver Intl flights
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St John to Fort McMurray flights
Fredericton to Whitehorse flights
Fredericton to Prince George flights
Fredericton to Regina flights
Fredericton to Kingston flights

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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 160AverageC$ 269FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Air CanadaCheapestC$ 283AverageC$ 592FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 331AverageC$ 539FlexibilityNo 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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