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Cheap flights from Saint John to Ontario from C$ 75

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — YYZ
17 Apr — 24 Apr1
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 April 2025.

Round-trip from

C$ 257

One-way from

C$ 75

Popular in

December

Cheapest in

September

Average price

C$ 523

Good round-trip deal

C$ 432 or less

Good one-way deal

C$ 240 or less
Flair Airlines
  • Flair Airlines
  • 2/5-5/5
  • Nonstop
  • 4h 15m total
  • Saint John to Ontario
Search Deals
Flair Airlines
  • Flair Airlines
  • 18/5
  • Nonstop
  • 2h 15m total
  • Saint John to Ontario
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (C$ 257 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
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.
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 April 2025.

Fri 2/510:45 a.m.YSJ - YYZ
Nonstop2h 15mFlair Airlines
Mon 5/57:00 a.m.YYZ - YSJ
Nonstop2h 00mFlair Airlines
Deal found 10/4C$ 257
Wed 21/55:15 a.m.YSJ - YYZ
Nonstop2h 15mAir Canada
Sun 25/58:55 p.m.YYZ - YSJ
Nonstop1h 54mAir Canada
Deal found 11/4C$ 377
Mon 5/512:30 p.m.YSJ - YYZ
1 stop12h 55mMultiple Airlines
Fri 9/57:00 a.m.YYZ - YSJ
Nonstop2h 00mMultiple Airlines
Deal found 12/4C$ 385
Fri 9/510:45 a.m.YSJ - YUL
1 stop14h 52mMultiple Airlines
Sun 11/56:45 a.m.YUL - YSJ
1 stop26h 15mMultiple Airlines
Deal found 11/4C$ 419
Thu 15/511:35 a.m.YSJ - YUL
Nonstop1h 23mAir Canada
Sun 18/58:35 a.m.YUL - YSJ
Nonstop1h 14mAir Canada
Deal found 11/4C$ 442
Fri 20/611:35 a.m.YSJ - YTZ
2 stops8h 01mAir Canada
Mon 23/67:20 p.m.YTZ - YSJ
2 stops14h 29mAir Canada
Deal found 10/4C$ 456
Mon 5/55:15 a.m.YSJ - YOW
1 stop6h 49mAir Canada
Tue 6/56:00 a.m.YOW - YSJ
1 stop3h 49mAir Canada
Deal found 11/4C$ 499
Thu 19/62:45 p.m.YSJ - YTZ
1 stop5h 19mMultiple Airlines
Mon 23/66:40 p.m.YTZ - YSJ
2 stops15h 40mMultiple Airlines
Deal found 10/4C$ 713
Thu 17/72:45 p.m.YSJ - YHM
1 stop24h 15mMultiple Airlines
Mon 21/78:15 a.m.YHM - YSJ
1 stop26h 05mMultiple Airlines
Deal found 11/4C$ 769
Thu 5/65:25 a.m.YSJ - YXU
1 stop4h 53mAir Canada
Wed 18/66:15 a.m.YXU - YSJ
1 stop10h 52mAir Canada
Deal found 11/4C$ 1,064

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 April 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

Fri 2/5

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

Nonstop2h 15m

Toronto Pearson Intl

Mon 5/5

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

Nonstop2h 00m

C$ 257

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Wed 21/5

5:15 a.m.-6:30 a.m.

Nonstop2h 15m

Toronto Pearson Intl

Sun 25/5

8:55 p.m.-11:49 p.m.

Nonstop1h 54m

C$ 377

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Mon 5/5

12:30 p.m.-12:25 a.m.

1 stop12h 55m

Toronto Pearson Intl

Fri 9/5

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

Nonstop2h 00m

C$ 385

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Fri 9/5

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

1 stop14h 52m

Montreal Pierre Elliott Trudeau Intl

Sun 11/5

6:45 a.m.-10:00 a.m.

1 stop26h 15m

C$ 419

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Thu 15/5

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

Nonstop1h 23m

Montreal Pierre Elliott Trudeau Intl

Sun 18/5

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

Nonstop1h 14m

C$ 442

Saint JohnToronto

YSJ - YTZ

YSJYTZ

Saint John

Fri 20/6

11:35 a.m.-6:36 p.m.

2 stops8h 01m

Toronto Island

Mon 23/6

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

2 stops14h 29m

C$ 456

Saint JohnOttawa

YSJ - YOW

YSJYOW

Saint John

Mon 5/5

5:15 a.m.-11:04 a.m.

1 stop6h 49m

Ottawa

Tue 6/5

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

1 stop3h 49m

C$ 499

Saint JohnToronto

YSJ - YTZ

YSJYTZ

Saint John

Thu 19/6

2:45 p.m.-10:20 p.m.

2 stops8h 35m

Toronto Island

Tue 24/6

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

2 stops15h 40m

C$ 713

Saint JohnHamilton

YSJ - YHM

YSJYHM

Saint John

Thu 17/7

2:45 p.m.-2:00 p.m.

1 stop24h 15m

Hamilton

Mon 21/7

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

1 stop26h 05m

C$ 769

Saint JohnLondon

YSJ - YXU

YSJYXU

Saint John

Thu 5/6

5:25 a.m.-9:18 a.m.

1 stop4h 53m

London

Wed 18/6

6:15 a.m.-6:07 p.m.

1 stop10h 52m

C$ 1,064

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Showing 1-10 of 18 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$ 258). 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 April 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.

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 April 2025.
Air Canada
7.0
Good
9,096 reviews
Check prices

Entertainment

6.8

Food

6.3

Boarding

7.3

Overall

7.0

Crew

7.8

Comfort

7.0

Reviews

1 / 20
6.0
Good

Ruwaneth,Mar 2025

YLW - YYZ

It would be great if there were some options for people with gluten allergies and sensitivities.
Air Canada
7.0
Good
9,096 reviews
Air Canada
7.0
Good
9,096 reviews
Check prices

Entertainment

6.8

Food

6.3

Boarding

7.3

Overall

7.0

Crew

7.8

Comfort

7.0

Reviews

1 / 20
6.0
Good

Ruwaneth,Mar 2025

YLW - YYZ

It would be great if there were some options for people with gluten allergies and sensitivities.
Flair Airlines
6.0
Okay
239 reviews
Air Canada
7.0
Good
9,096 reviews
Check prices

Entertainment

6.8

Food

6.3

Boarding

7.3

Overall

7.0

Crew

7.8

Comfort

7.0

Reviews

1 / 20
6.0
Good

Ruwaneth,Mar 2025

YLW - YYZ

It would be great if there were some options for people with gluten allergies and sensitivities.

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 (54%), Emirates (54%) or United Airlines (54%) 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$ 114. On average you can expect to pay C$ 454. The most popular route, (Saint John - Toronto Pearson Intl), can usually be booked for C$ 145.

  • 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$ 258). 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.
Moncton to Toronto Island flights
Moncton to Pearson Intl flights
Fredericton to Toronto Island flights
Fredericton to Vancouver Intl flights
Fredericton to Pearson Intl flights
Moncton to Hamilton flights
Fredericton to Ottawa flights
Moncton to Pierre Elliott Trudeau Intl flights
Moncton to Vancouver Intl flights
Moncton to Calgary flights
St John to Pearson Intl flights
Moncton to Ottawa flights
Moncton to Edmonton flights
Fredericton to Edmonton flights
Fredericton to Calgary flights
St John to Toronto Island flights
Fredericton to Pierre Elliott Trudeau Intl flights
Moncton to St. John's flights
Fredericton to Winnipeg flights
Moncton to Winnipeg flights
Fredericton to St. John's flights
St John to Pierre Elliott Trudeau Intl flights
St John to Vancouver Intl flights
Fredericton to Hamilton flights
St John to Ottawa flights
St John to St. John's flights
St John to Calgary flights
Moncton to Whitehorse flights
Moncton to Saskatoon flights
Moncton to Victoria flights
St John to Edmonton flights
Fredericton to Prince George flights
Fredericton to London flights
Moncton to London flights
Fredericton to Regina flights
Bathurst to Vancouver Intl flights
St John to London flights
Bathurst to Victoria flights
St John to Gander flights
St John to Grande Prairie flights
St John to Fort McMurray flights
St John to Hamilton flights
Moncton to North Bay flights
Moncton to Windsor flights
Moncton to Kelowna flights
Moncton to Kamloops flights
Fredericton to Whitehorse flights
Fredericton to Kelowna 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 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 157AverageC$ 271FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Air CanadaCheapestC$ 284AverageC$ 611FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 337AverageC$ 564FlexibilityNo 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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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.

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