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Cheap flights from St. John's to Ontario from C$ 158

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — YYZ
26 Nov — 3 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from St. John's to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from St. John's to Ontario
Explore the most affordable flight options available from St. John's to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 October 2025.

Fri 21/116:20 a.m.YYT - YTZ
1 stop4h 58mPorter Airlines
Fri 28/112:05 p.m.YTZ - YYT
2 stops7h 40mPorter Airlines
Deal found 25/10C$ 306
Tue 25/116:20 a.m.YYT - YTZ
1 stop4h 58mPorter Airlines
Sat 29/117:55 a.m.YTZ - YYT
2 stops6h 10mPorter Airlines
Deal found 25/10C$ 311
Tue 18/116:20 a.m.YYT - YTZ
1 stop4h 58mPorter Airlines
Fri 28/114:30 p.m.YTZ - YYT
1 stop7h 01mPorter Airlines
Deal found 25/10C$ 312
Tue 18/116:20 a.m.YYT - YYZ
1 stop6h 23mPorter Airlines
Fri 21/115:15 p.m.YYZ - YYT
1 stop6h 16mPorter Airlines
Deal found 27/10C$ 316
Wed 19/116:00 a.m.YYT - YTZ
1 stop5h 50mPorter Airlines
Sat 22/117:55 a.m.YTZ - YYT
2 stops6h 10mPorter Airlines
Deal found 26/10C$ 319
Wed 3/126:20 a.m.YYT - YTZ
2 stops13h 25mPorter Airlines
Sat 6/123:15 p.m.YTZ - YYT
2 stops6h 30mPorter Airlines
Deal found 25/10C$ 322
Fri 21/115:40 p.m.YYT - YYZ
Nonstop3h 42mPorter Airlines
Fri 28/115:15 p.m.YYZ - YYT
1 stop6h 16mPorter Airlines
Deal found 27/10C$ 325
Mon 24/115:40 p.m.YYT - YYZ
Nonstop3h 42mPorter Airlines
Mon 1/125:15 p.m.YYZ - YYT
1 stop6h 18mPorter Airlines
Deal found 27/10C$ 326
Wed 26/116:00 a.m.YYT - YTZ
1 stop5h 50mPorter Airlines
Wed 3/123:15 p.m.YTZ - YYT
2 stops6h 30mPorter Airlines
Deal found 25/10C$ 327
Mon 8/124:15 p.m.YYT - YYZ
1 stop5h 25mPorter Airlines
Mon 15/1212:10 p.m.YYZ - YYT
Nonstop3h 05mPorter Airlines
Deal found 27/10C$ 327
Thu 20/116:20 a.m.YYT - YOW
Nonstop3h 05mPorter Airlines
Thu 27/118:50 p.m.YOW - YYT
Nonstop2h 41mPorter Airlines
Deal found 27/10C$ 329
Fri 28/116:20 a.m.YYT - YYZ
2 stops10h 50mPorter Airlines
Wed 10/125:15 p.m.YYZ - YYT
1 stop6h 18mPorter Airlines
Deal found 26/10C$ 330

Cheap flight deals from St. John's to Ontario

Keep the following information in mind while searching for St. John's to Ontario flight deals. Data was last updated 27 October 2025.

Round-trip from

C$ 306

One-way from

C$ 158

Popular in

August

Cheapest in

March

Average price

C$ 397

Good round-trip deal

C$ 346 or less

Good one-way deal

C$ 221 or less
Porter Airlines
  • Porter Airlines
  • 21/11-28/11
  • 3 total stops
  • 12h 38m total
  • St. John's to Ontario
Search Deals
Porter Airlines
  • Porter Airlines
  • 15/11
  • 2 total stops
  • 7h 37m total
  • St. John's to Ontario
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from St John's to Ontario.
Search Deals
Price to beat on a one-way flight from St John's to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. John's 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 27 October 2025.
Use the filters below to find and compare flights from St. John's to Ontario that are best for you.

Fly from

St. John's

Fly to

Ontario

Route

Depart

Return

Price

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Sat 22/11

6:20 a.m.-9:48 a.m.

1 stop4h 58m

Toronto Island

Sat 29/11

4:30 p.m.-1:01 a.m.

1 stop7h 01m

C$ 312

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Tue 18/11

6:20 a.m.-9:48 a.m.

1 stop4h 58m

Toronto Island

Fri 28/11

4:30 p.m.-1:01 a.m.

1 stop7h 01m

C$ 312

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Wed 3/12

6:20 a.m.-9:48 a.m.

1 stop4h 58m

Toronto Island

Sat 6/12

4:30 p.m.-1:03 a.m.

1 stop7h 03m

C$ 315

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Wed 19/11

6:20 a.m.-9:48 a.m.

1 stop4h 58m

Toronto Island

Wed 26/11

7:55 a.m.-3:35 p.m.

2 stops6h 10m

C$ 316

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Sat 22/11

6:20 a.m.-9:48 a.m.

1 stop4h 58m

Toronto Island

Mon 1/12

6:55 p.m.-1:03 a.m.

1 stop4h 38m

C$ 327

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Wed 26/11

6:20 a.m.-9:48 a.m.

1 stop4h 58m

Toronto Island

Wed 3/12

9:15 a.m.-3:35 p.m.

1 stop4h 50m

C$ 327

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Tue 18/11

6:20 a.m.-9:48 a.m.

1 stop4h 58m

Toronto Island

Fri 21/11

6:55 p.m.-1:01 a.m.

1 stop4h 36m

C$ 329

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Fri 21/11

5:40 p.m.-7:52 p.m.

Nonstop3h 42m

Toronto Pearson Intl

Fri 28/11

5:15 p.m.-1:01 a.m.

1 stop6h 16m

C$ 329

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Wed 19/11

6:20 a.m.-9:48 a.m.

1 stop4h 58m

Toronto Island

Sat 22/11

9:15 a.m.-3:35 p.m.

Nonstop4h 50m

C$ 336

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Sat 22/11

6:20 a.m.-11:13 a.m.

1 stop6h 23m

Toronto Pearson Intl

Mon 1/12

5:15 p.m.-1:03 a.m.

1 stop6h 18m

C$ 340

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/10

Showing 1-10 of 60 results
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Best time to book a flight from St. John's to Ontario

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

What is the cheapest month to book a flight from St. John's to Region of Ontario?

Currently, September is the cheapest month in which you can book a flight from St. John's to Region of Ontario (average of C$ 154). Flying from St. John's to Region of Ontario in June is currently the most expensive (average of C$ 276). 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 YYT to ON?

Find hourly flight availability from St. John's 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 27 October 2025.

It’s typically best to fly out from St. John's to Region of Ontario in the evening. Doing so could potentially save you 24% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from St. John's to Region of Ontario?

Use this chart to determine the cheapest time to fly round-trip from St. John's to Ontario. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their St. John's to Region of Ontario flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from St. John's to Region of Ontario

Explore weekly flight availability from St. John's 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 27 October 2025.

The most flights from YYT to CAON are scheduled on a Monday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 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 27 October 2025.
Read through reviews of airlines operating flights from St. John's to Ontario, such as Porter Airlines,Air Transat, andWestJet. 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
384 reviews
Check prices

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Transat
7.8
Good
469 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,147 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,367 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from St. John's 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 St. John's to Ontario?

    St John's (YYT), located 6.7 km from the city centre, is the airport you fly out of when you book flights from St. John's to Ontario.

  • How long is the flight from St. John's to Region of Ontario?

    Airlines like Porter Airlines and Air Canada fly from St. John's to Region of Ontario in about 4h 58m. The time it takes to get you to your destination can typically vary by up to 55m. St. John's and Region of Ontario are separated by a distance of 2107 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from St. John's to Region of Ontario?

    The most popular flight routes from St. John's to Region of Ontario are St John's - Toronto Pearson Intl, St John's - Toronto Island and St John's - Ottawa.

  • What are the most reliable airlines from St. John's to Region of Ontario?

    Before booking your flight to Region of Ontario from St. John's, check out the most reliable airlines to get you to your destination on time: Delta (93%), Emirates (92%), ITA Airways( 91%).

  • What are the cheapest flights from St. John's to Region of Ontario?

    The cheapest flight price from St. John's to Region of Ontario is C$ 174. On average you can expect to pay C$ 731. The most popular route, (St John's - Toronto Pearson Intl), can usually be booked for C$ 327.

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

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

  • How can I find direct flights from St. John's 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's to Ontario.

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

    Yes. Cheapflights offers flight deals from St. John's 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 St. John's to Region of Ontario?

    Currently, September is the cheapest month in which you can book a flight from St. John's to Region of Ontario (average of C$ 154). Flying from St. John's to Region of Ontario in June is currently the most expensive (average of C$ 276). 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's to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
St. John's to Pearson Intl flights
St. John's to Halifax flights
St. John's to Toronto Island flights
Deer Lake to Pearson Intl flights
St. John's to Ottawa flights
St. John's to Hamilton flights
St. John's to Pierre Elliott Trudeau Intl flights
Gander to Pearson Intl flights
St. John's to Calgary flights
St. John's to Vancouver Intl flights
Deer Lake to St. John's flights
Deer Lake to Halifax flights
Gander to Halifax flights
Deer Lake to Toronto Island flights
St. John's to Québec City flights
St. John's to Edmonton flights
Deer Lake to Edmonton flights
Happy Valley-Goose Bay to Deer Lake flights
Gander to St. John's flights
Gander to Pierre Elliott Trudeau Intl flights
St. John's to Fort McMurray flights
Wabush to Pierre Elliott Trudeau Intl flights
Happy Valley-Goose Bay to St. John's flights
St. John's to Winnipeg flights
St. John's to Moncton flights
St. John's to Deer Lake flights
Gander to Ottawa flights
St. John's to Fredericton flights
Deer Lake to Ottawa flights
Deer Lake to Calgary flights
Gander to Toronto Island flights
Gander to Edmonton flights
Deer Lake to Vancouver Intl flights
Deer Lake to Charlottetown flights
Deer Lake to Fort McMurray flights
St. John's to Grande Prairie flights
St. John's to Charlottetown flights
St. John's to Regina flights
St. John's to St John flights
Happy Valley-Goose Bay to Calgary flights
St. John's to Saskatoon flights
St. John's to Nanaimo flights

Top 4 airlines flying from St. John's to Ontario

Discover the top 4 airlines that operate flights from St. John's 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 27 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 240AverageC$ 664FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 252AverageC$ 532FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 253AverageC$ 433FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air TransatCheapestC$ 258AverageC$ 526FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. John's to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from St. John's.

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

Need flexible booking options for your flight to Ontario from St. John's? 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's to Ontario become cheaper?

Yes, Cheapflights offers price alerts on St. John's to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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