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Cheap flights from Saint John to Ontario from C$ 122

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
4 May — 11 May1
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 29 April 2025.

Round-trip from

C$ 223

One-way from

C$ 122

Popular in

December

Cheapest in

September

Average price

C$ 521

Good round-trip deal

C$ 404 or less

Good one-way deal

C$ 201 or less
Flair Airlines
  • Flair Airlines
  • 5/9-7/9
  • Nonstop
  • 4h 15m total
  • Saint John to Ontario
Search Deals
Flair Airlines
  • Flair Airlines
  • 5/5
  • Nonstop
  • 2h 15m total
  • Saint John to Ontario
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (C$ 240 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 33 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.
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 29 April 2025.

Fri 5/910:45 a.m.YSJ - YYZ
Nonstop2h 15mFlair Airlines
Sun 7/97:00 a.m.YYZ - YSJ
Nonstop2h 00mFlair Airlines
Deal found 28/4C$ 223
Wed 21/52:45 p.m.YSJ - YYZ
1 stop6h 26mMultiple Airlines
Sun 25/57:00 a.m.YYZ - YSJ
Nonstop2h 00mMultiple Airlines
Deal found 28/4C$ 333
Wed 21/55:15 a.m.YSJ - YYZ
Nonstop2h 15mAir Canada
Sun 25/58:55 p.m.YYZ - YSJ
Nonstop1h 54mAir Canada
Deal found 28/4C$ 381
Fri 6/611:35 a.m.YSJ - YUL
Nonstop1h 23mAir Canada
Tue 10/68:35 a.m.YUL - YSJ
Nonstop1h 14mAir Canada
Deal found 28/4C$ 467
Thu 5/611:35 a.m.YSJ - YTZ
1 stop4h 15mAir Canada
Sun 8/67:20 p.m.YTZ - YSJ
2 stops14h 29mAir Canada
Deal found 28/4C$ 467
Tue 20/55:15 a.m.YSJ - YOW
1 stop6h 49mAir Canada
Fri 23/59:55 p.m.YOW - YSJ
2 stops11h 54mAir Canada
Deal found 28/4C$ 479
Thu 5/62:45 p.m.YSJ - YOW
1 stop4h 05mMultiple Airlines
Sat 7/65:55 a.m.YOW - YSJ
1 stop27h 05mMultiple Airlines
Deal found 28/4C$ 481
Fri 6/610:45 a.m.YSJ - YUL
1 stop14h 52mMultiple Airlines
Tue 10/63:10 p.m.YUL - YSJ
1 stop19h 10mMultiple Airlines
Deal found 28/4C$ 493
Mon 26/512:30 p.m.YSJ - YTZ
1 stop7h 34mMultiple Airlines
Mon 2/66:40 p.m.YTZ - YSJ
2 stops15h 40mMultiple Airlines
Deal found 28/4C$ 581

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 29 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 5/9

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

Nonstop2h 15m

Toronto Pearson Intl

Sun 7/9

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

Nonstop2h 00m

C$ 223

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Wed 21/5

2:45 p.m.-8:11 p.m.

1 stop6h 26m

Toronto Pearson Intl

Sun 25/5

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

Nonstop2h 00m

C$ 333

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Mon 26/5

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

Nonstop2h 15m

Toronto Pearson Intl

Mon 2/6

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

1 stop3h 34m

C$ 388

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Fri 6/6

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

Nonstop1h 23m

Montreal Pierre Elliott Trudeau Intl

Tue 10/6

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

Nonstop1h 14m

C$ 467

Saint JohnToronto

YSJ - YTZ

YSJYTZ

Saint John

Thu 5/6

11:35 a.m.-2:50 p.m.

1 stop4h 15m

Toronto Island

Sun 8/6

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

2 stops14h 29m

C$ 467

Saint JohnOttawa

YSJ - YOW

YSJYOW

Saint John

Tue 20/5

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

1 stop6h 49m

Ottawa

Fri 23/5

9:55 p.m.-10:49 a.m.

2 stops11h 54m

C$ 479

Saint JohnOttawa

YSJ - YOW

YSJYOW

Saint John

Thu 5/6

2:45 p.m.-5:50 p.m.

1 stop4h 05m

Ottawa

Sat 7/6

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

1 stop27h 05m

C$ 481

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Fri 6/6

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

1 stop14h 52m

Montreal Pierre Elliott Trudeau Intl

Tue 10/6

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

1 stop19h 10m

C$ 493

Saint JohnToronto

YSJ - YTZ

YSJYTZ

Saint John

Mon 26/5

12:30 p.m.-7:04 p.m.

1 stop7h 34m

Toronto Island

Mon 2/6

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

2 stops15h 40m

C$ 581

Saint JohnToronto

YSJ - YYZ

YSJYYZ

Saint John

Mon 5/5

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

Nonstop2h 15m

C$ 122

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

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 29 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.

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 29 April 2025.

The most flights from YSJ to CAON are scheduled on a Monday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 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 29 April 2025.
Air Canada
7.0
Good
9,228 reviews
Check prices

Crew

7.8

Entertainment

6.8

Comfort

7.0

Boarding

7.3

Food

6.3

Overall

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
9,228 reviews
Air Canada
7.0
Good
9,228 reviews
Check prices

Crew

7.8

Entertainment

6.8

Comfort

7.0

Boarding

7.3

Food

6.3

Overall

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
9,228 reviews
Check prices

Crew

7.8

Entertainment

6.8

Comfort

7.0

Boarding

7.3

Food

6.3

Overall

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 (61%), Emirates (61%) or United Airlines (61%) 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$ 83. On average you can expect to pay C$ 438. The most popular route, (Saint John - Toronto Pearson Intl), can usually be booked for C$ 155.

  • 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
Moncton to Hamilton flights
Fredericton to Pearson Intl flights
Moncton to Ottawa flights
Moncton to Pierre Elliott Trudeau Intl flights
Fredericton to Vancouver Intl flights
Moncton to Calgary flights
Fredericton to Ottawa flights
Moncton to Vancouver Intl flights
St John to Pearson Intl flights
Fredericton to Calgary flights
Fredericton to Pierre Elliott Trudeau Intl flights
Moncton to Edmonton flights
St John to Vancouver Intl flights
Moncton to Winnipeg flights
Fredericton to Edmonton flights
Fredericton to Winnipeg flights
St John to Toronto Island flights
Moncton to St. John's flights
St John to Pierre Elliott Trudeau Intl flights
Fredericton to St. John's flights
St John to Calgary flights
St John to Ottawa flights
Fredericton to Hamilton flights
Bathurst to Vancouver Intl flights
Moncton to London flights
Moncton to Saskatoon flights
Moncton to Whitehorse flights
St John to St. John's flights
Fredericton to Kelowna flights
St John to Grande Prairie flights
St John to Edmonton flights
Moncton to Victoria flights
Fredericton to Prince George flights
St John to Hamilton flights
St John to Fort McMurray flights
Fredericton to Regina flights
Moncton to Windsor flights
St John to London flights
Bathurst to Victoria flights
St John to Gander flights
Moncton to North Bay flights
Moncton to Kelowna flights
Moncton to Kamloops flights
Fredericton to Whitehorse flights
Fredericton to London 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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 157AverageC$ 264FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Air CanadaCheapestC$ 286AverageC$ 601FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 336AverageC$ 551FlexibilityNo 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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