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Cheap flights from St. John's to Ontario from C$ 133

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — YYZ
27 Feb — 6 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap 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 28 January 2026.

Wed 3/68:55 a.m.
YYT
-
YHM
1 stop5h 34m
Porter Airlines
Sat 6/68:55 a.m.
YHM
-
YYT
1 stop4h 40m
Porter Airlines
Deal found 26/1C$ 223
Wed 13/58:55 a.m.
YYT
-
YHM
1 stop5h 34m
Porter Airlines
Sat 16/58:55 a.m.
YHM
-
YYT
1 stop4h 40m
Porter Airlines
Deal found 26/1C$ 239
Fri 22/58:55 a.m.
YYT
-
YHM
1 stop5h 34m
Porter Airlines
Tue 26/51:55 p.m.
YHM
-
YYT
1 stop4h 50m
Porter Airlines
Deal found 26/1C$ 277
Fri 5/68:55 a.m.
YYT
-
YHM
1 stop5h 34m
Porter Airlines
Sun 7/68:55 a.m.
YHM
-
YYT
1 stop4h 40m
Porter Airlines
Deal found 27/1C$ 302
Sun 10/58:55 a.m.
YYT
-
YHM
1 stop5h 34m
Porter Airlines
Thu 14/51:55 p.m.
YHM
-
YYT
1 stop4h 50m
Porter Airlines
Deal found 27/1C$ 310
Tue 28/46:00 a.m.
YYT
-
YHM
1 stop8h 14m
Porter Airlines
Thu 30/47:00 a.m.
YHM
-
YYT
1 stop7h 05m
Porter Airlines
Deal found 26/1C$ 334
Fri 22/58:55 a.m.
YYT
-
YHM
1 stop5h 34m
Porter Airlines
Wed 27/51:55 p.m.
YHM
-
YYT
1 stop4h 50m
Porter Airlines
Deal found 27/1C$ 340
Thu 28/58:55 a.m.
YYT
-
YHM
1 stop5h 34m
Porter Airlines
Mon 1/61:55 p.m.
YHM
-
YYT
1 stop4h 50m
Porter Airlines
Deal found 25/1C$ 346
Thu 4/68:55 a.m.
YYT
-
YHM
1 stop5h 34m
Porter Airlines
Sun 7/68:55 a.m.
YHM
-
YYT
1 stop4h 40m
Porter Airlines
Deal found 26/1C$ 350
Sun 26/44:15 p.m.
YYT
-
YHM
1 stop6h 14m
Porter Airlines
Fri 1/58:55 a.m.
YHM
-
YYT
1 stop4h 40m
Porter Airlines
Deal found 25/1C$ 351
Sun 22/26:00 a.m.
YYT
-
YTZ
2 stops8h 20m
Porter Airlines
Fri 27/210:30 a.m.
YTZ
-
YYT
2 stops11h 20m
Porter Airlines
Deal found 26/1C$ 368
Wed 18/36:20 a.m.
YYT
-
YYZ
1 stop6h 25m
Porter Airlines
Tue 24/39:00 a.m.
YYZ
-
YYT
1 stop5h 05m
Porter Airlines
Deal found 26/1C$ 368

Find 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 28 January 2026.

Round-trip from

C$ 223

One-way from

C$ 133

Popular in

August

Cheapest in

October

Average price

C$ 392

Good round-trip deal

C$ 374 or less

Good one-way deal

C$ 297 or less
Porter Airlines
  • Porter Airlines
  • 3/6-6/6
  • 2 total stops
  • 10h 14m total
  • St. John's to Ontario
Search Deals
Porter Airlines
  • Porter Airlines
  • 10/5
  • 1 total stop
  • 5h 34m total
  • St. John's to Ontario
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 40 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 January 2026
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 28 January 2026.
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'sHamilton

YYT - YHM

YYTYHM

St John's

Wed 3/6

8:55 a.m.-12:59 p.m.

1 stop5h 34m

Hamilton

Sat 6/6

8:55 a.m.-3:05 p.m.

1 stop4h 40m

C$ 223

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Wed 13/5

8:55 a.m.-12:59 p.m.

1 stop5h 34m

Hamilton

Sat 16/5

8:55 a.m.-3:05 p.m.

1 stop4h 40m

C$ 239

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Fri 22/5

8:55 a.m.-12:59 p.m.

1 stop5h 34m

Hamilton

Tue 26/5

1:55 p.m.-8:15 p.m.

1 stop4h 50m

C$ 277

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Sun 10/5

8:55 a.m.-12:59 p.m.

1 stop5h 34m

Hamilton

Thu 14/5

1:55 p.m.-8:15 p.m.

1 stop4h 50m

C$ 310

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Thu 28/5

8:55 a.m.-12:59 p.m.

1 stop5h 34m

Hamilton

Mon 1/6

1:55 p.m.-8:15 p.m.

1 stop4h 50m

C$ 346

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Thu 4/6

8:55 a.m.-12:59 p.m.

1 stop5h 34m

Hamilton

Sun 7/6

8:55 a.m.-3:05 p.m.

1 stop4h 40m

C$ 350

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Sun 26/4

4:15 p.m.-8:59 p.m.

1 stop6h 14m

Hamilton

Fri 1/5

8:55 a.m.-3:05 p.m.

1 stop4h 40m

C$ 351

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Sun 22/2

6:00 a.m.-12:50 p.m.

2 stops8h 20m

Toronto Island

Fri 27/2

10:30 a.m.-11:20 p.m.

2 stops11h 20m

C$ 368

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Tue 3/3

6:00 a.m.-10:25 a.m.

Nonstop5h 55m

Toronto Island

Mon 9/3

4:30 p.m.-1:00 a.m.

1 stop7h 00m

C$ 370

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Mon 23/3

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

1 stop4h 58m

Toronto Island

Mon 30/3

6:55 p.m.-1:00 a.m.

1 stop4h 35m

C$ 370

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

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, May is the cheapest month in which you can book a flight from St. John's to Region of Ontario (average of C$ 146). Flying from St. John's to Region of Ontario in June is currently the most expensive (average of C$ 269). 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 28 January 2026.

It’s typically best to fly out from St. John's to Region of Ontario in the afternoon. Doing so could potentially save you 43% 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 8 June 2025.

Travelers seeking maximum savings on their St. John's to Region of Ontario flight should consider departing on Saturday afternoons when fares are most often at their lowest. Wednesday evenings 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 28 January 2026.

The most flights from YYT to CAON are scheduled on a Wednesday (18 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from St. John's to Region of Ontario?

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 28 January 2026.
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
7.9
Good
412 reviews
Check prices

Boarding

8.2

Food

7.5

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

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
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Food

7.5

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

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 Transat
7.7
Good
501 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Food

7.5

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

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
WestJet
7.2
Good
3,251 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Food

7.5

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

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
10,666 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Food

7.5

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

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
263 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Food

7.5

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

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'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 5h 34m. The time it takes to get you to your destination can typically vary by up to 44m. St. John's and Region of Ontario are separated by a distance of 2166 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from St. John's to Region of Ontario one-way?

    For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as C$ 139. Users have also found prices from C$ 150 and C$ 150 on WestJet and Air Canada, respectively.

  • 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 - Hamilton.

  • 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: Cathay Pacific (61%), Emirates (61%), Etihad Airways( 51%).

  • 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$ 151. On average you can expect to pay C$ 849. The most popular route, (St John's - Toronto Pearson Intl), can usually be booked for C$ 219.

  • 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, May is the cheapest month in which you can book a flight from St. John's to Region of Ontario (average of C$ 146). Flying from St. John's to Region of Ontario in June is currently the most expensive (average of C$ 269). 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 Toronto Island flights
St. John's to Hamilton flights
St. John's to Halifax flights
St. John's to Ottawa flights
St. John's to Pierre Elliott Trudeau Intl flights
Deer Lake to Pearson Intl flights
St. John's to Calgary flights
St. John's to Edmonton flights
Deer Lake to Toronto Island flights
Deer Lake to Edmonton flights
Deer Lake to Halifax flights
St. John's to Deer Lake flights
St. John's to Vancouver Intl flights
Gander to Pearson Intl flights
St. John's to Saskatoon flights
Gander to Ottawa flights
Deer Lake to St. John's flights
Deer Lake to Fort McMurray flights
St. John's to Moncton flights
Deer Lake to Calgary flights
Gander to Halifax flights
St. John's to Nanaimo flights
Gander to Edmonton flights
Gander to St. John's flights
Happy Valley-Goose Bay to St. John's flights
St. John's to Québec City flights
Deer Lake to Charlottetown flights
Deer Lake to Vancouver Intl flights
St. John's to Winnipeg flights
St. John's to Regina flights
St. John's to Fredericton flights
Wabush to Pierre Elliott Trudeau Intl flights
Deer Lake to Ottawa flights
Happy Valley-Goose Bay to Deer Lake flights
St. John's to Charlottetown flights
Gander to Pierre Elliott Trudeau Intl flights
St. John's to St John flights
St. John's to Grande Prairie flights
Gander to Toronto Island flights
St. John's to Fort McMurray flights
Happy Valley-Goose Bay to Calgary flights

Top 5 airlines flying from St. John's to Ontario

Discover the top 5 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 28 January 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 189AverageC$ 421FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Flair AirlinesCheapestC$ 200AverageC$ 351FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Air CanadaCheapestC$ 201AverageC$ 644FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 231AverageC$ 517FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 247AverageC$ 504FlexibilityNo 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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