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Cheap flights from St. John's to Ontario from C$ 150

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — YYZ
15 Jul — 22 Jul1
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 15 June 2026.

Wed 1/76:05 a.m.
YYT
-
YHM
1 stop5h 08m
Porter Airlines
Tue 7/77:00 a.m.
YHM
-
YYT
2 stops14h 25m
Porter Airlines
Deal found 10/6C$ 273
Wed 1/76:05 a.m.
YYT
-
YHM
1 stop5h 08m
Porter Airlines
Mon 6/73:50 p.m.
YHM
-
YYT
1 stop5h 35m
Porter Airlines
Deal found 10/6C$ 281
Thu 1/102:45 p.m.
YYT
-
YHM
Nonstop3h 35m
Porter Airlines
Sun 11/109:10 a.m.
YHM
-
YYT
Nonstop3h 10m
Porter Airlines
Deal found 14/6C$ 291
Thu 9/72:45 p.m.
YYT
-
YHM
Nonstop3h 35m
Porter Airlines
Sun 12/73:50 p.m.
YHM
-
YYT
1 stop5h 35m
Porter Airlines
Deal found 10/6C$ 292
Sun 4/102:45 p.m.
YYT
-
YHM
Nonstop3h 35m
Porter Airlines
Sun 11/109:10 a.m.
YHM
-
YYT
Nonstop3h 10m
Porter Airlines
Deal found 14/6C$ 299
Wed 1/76:00 a.m.
YYT
-
YYZ
1 stop5h 18m
Porter Airlines
Tue 7/77:35 p.m.
YYZ
-
YYT
Nonstop3h 03m
Porter Airlines
Deal found 10/6C$ 300
Wed 7/101:20 p.m.
YYT
-
YYZ
Nonstop3h 35m
Flair Airlines
Mon 12/107:55 a.m.
YYZ
-
YYT
Nonstop3h 10m
Flair Airlines
Deal found 11/6C$ 302
Sat 4/76:00 a.m.
YYT
-
YTZ
1 stop5h 20m
Porter Airlines
Thu 9/72:00 p.m.
YTZ
-
YYT
1 stop7h 25m
Porter Airlines
Deal found 13/6C$ 303
Fri 10/74:00 p.m.
YYT
-
YTZ
2 stops7h 48m
Porter Airlines
Sun 12/72:00 p.m.
YTZ
-
YYT
1 stop7h 25m
Porter Airlines
Deal found 10/6C$ 305
Fri 3/76:00 a.m.
YYT
-
YYZ
2 stops11h 10m
Porter Airlines
Mon 6/79:05 a.m.
YYZ
-
YYT
2 stops12h 20m
Porter Airlines
Deal found 11/6C$ 305
Sun 5/76:00 a.m.
YYT
-
YTZ
1 stop5h 20m
Porter Airlines
Sun 12/72:00 p.m.
YTZ
-
YYT
1 stop7h 25m
Porter Airlines
Deal found 12/6C$ 306
Fri 3/76:00 a.m.
YYT
-
YYZ
1 stop7h 13m
Porter Airlines
Tue 7/77:35 p.m.
YYZ
-
YYT
Nonstop3h 03m
Porter Airlines
Deal found 11/6C$ 306

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 15 June 2026.

Round-trip from

C$ 273

One-way from

C$ 150

Popular in

August

Cheapest in

October

Average price

C$ 401

Good round-trip deal

C$ 374 or less

Good one-way deal

C$ 187 or less
Porter Airlines
  • Porter Airlines
  • 1/7-7/7
  • 3 total stops
  • 19h 33m total
  • St. John's to Ontario
Search Deals
Porter Airlines
  • Porter Airlines
  • 4/7
  • 1 total stop
  • 5h 08m total
  • St. John's to Ontario
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 15 June 2026.
Use the filters below to find and compare flights from St. John's to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Wed 8/7

6:00 a.m.-9:50 a.m.

1 stop5h 20m

Toronto Island

Thu 9/7

2:00 p.m.-10:55 p.m.

1 stop7h 25m

C$ 351

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Thu 23/7

6:05 a.m.-11:43 a.m.

1 stop7h 08m

Toronto Island

Thu 23/7

2:00 p.m.-10:55 p.m.

1 stop7h 25m

C$ 356

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Thu 16/7

6:00 a.m.-2:54 p.m.

2 stops10h 24m

Hamilton

Thu 23/7

7:00 a.m.-10:55 p.m.

2 stops14h 25m

C$ 376

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Wed 8/7

7:00 p.m.-9:04 p.m.

Nonstop3h 34m

Toronto Pearson Intl

Thu 9/7

7:35 p.m.-12:08 a.m.

Nonstop3h 03m

C$ 384

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Wed 5/8

6:00 a.m.-9:48 a.m.

1 stop5h 18m

Toronto Pearson Intl

Wed 5/8

1:40 p.m.-12:55 a.m.

2 stops9h 45m

C$ 384
Quickest round-trip

St. John'sMontreal

YYT - YUL

YYTYUL

St John's

Fri 14/8

5:35 a.m.-6:54 a.m.

Nonstop2h 49m

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

9:00 a.m.-1:00 p.m.

Nonstop2h 30m

C$ 401

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Sun 19/7

6:00 a.m.-9:50 a.m.

1 stop5h 20m

Toronto Island

Thu 23/7

2:00 p.m.-10:55 p.m.

1 stop7h 25m

C$ 407

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Fri 10/7

6:00 a.m.-9:50 a.m.

1 stop5h 20m

Toronto Island

Fri 17/7

11:55 a.m.-10:55 p.m.

3 stops9h 30m

C$ 408

St. John'sToronto

YYT - YTZ

YYTYTZ

St John's

Thu 16/7

4:00 p.m.-10:18 p.m.

2 stops7h 48m

Toronto Island

Thu 23/7

2:00 p.m.-10:55 p.m.

1 stop7h 25m

C$ 408

St. John'sMontreal

YYT - YUL

YYTYUL

St John's

Wed 15/7

6:05 a.m.-5:20 p.m.

2 stops12h 45m

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

12:50 p.m.-12:55 a.m.

2 stops10h 35m

C$ 410

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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, March is the cheapest month in which you can book a flight from St. John's to Region of Ontario (average of C$ 87). Flying from St. John's to Region of Ontario in May is currently the most expensive (average of C$ 987). 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 15 June 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 25% on the flight price compared to flying at noon, which is usually more expensive.

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 15 June 2026.

The most flights from YYT to CAON are scheduled on a Monday (29 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (17 on average).

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

How far ahead should I book a flight from St. John's to Region of Ontario?

The price you pay for your flight from St. John's to Region of Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 13 June 2026.

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.

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 15 June 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
8.0
Very good
438 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Porter Airlines
8.0
Very good
438 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Air Transat
7.8
Good
555 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
WestJet
7.2
Good
3,365 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Air Canada
7.1
Good
11,195 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Flair Airlines
6.0
Okay
269 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Food

7.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

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 2h 49m. The time it takes to get you to your destination can typically vary by up to 2h 31m. St. John's and Region of Ontario are separated by a distance of 1619 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 WestJet. According to our data, you can fly for as low as C$ 139. Users have also found prices from C$ 151 and C$ 154 on Flair Airlines 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 - Hamilton and St John's - Toronto Island.

  • 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 (91%), KLM (91%), Korean Air( 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$ 162. On average you can expect to pay C$ 453. The most popular route, (St John's - Toronto Pearson Intl), can usually be booked for C$ 321.

  • 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, March is the cheapest month in which you can book a flight from St. John's to Region of Ontario (average of C$ 87). Flying from St. John's to Region of Ontario in May is currently the most expensive (average of C$ 987). 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 Hamilton flights
St. John's to Toronto Island 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 Edmonton flights
St. John's to Vancouver Intl flights
Deer Lake to Toronto Island flights
Deer Lake to Calgary flights
Deer Lake to Halifax flights
Gander to Pearson Intl flights
St. John's to Fredericton flights
St. John's to Calgary flights
Deer Lake to Vancouver Intl flights
St. John's to Deer Lake flights
Deer Lake to Edmonton flights
St. John's to Fort McMurray flights
Deer Lake to St. John's flights
Wabush to Pierre Elliott Trudeau Intl flights
St. John's to Charlottetown flights
Deer Lake to Ottawa flights
St. John's to Moncton flights
St. John's to Saskatoon flights
St. John's to Québec City flights
Gander to Halifax flights
Gander to Toronto Island flights
St. John's to Winnipeg flights
St. John's to Regina flights
Gander to Edmonton flights
St. John's to Nanaimo flights
Gander to Ottawa flights
St. John's to St John flights
Deer Lake to Fort McMurray flights
Happy Valley-Goose Bay to St. John's flights
Happy Valley-Goose Bay to Deer Lake flights
St. John's to Grande Prairie flights
Happy Valley-Goose Bay to Calgary flights
Deer Lake to Charlottetown flights
Gander to St. John's flights
Gander to Pierre Elliott Trudeau Intl 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 15 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 153AverageC$ 484FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 182AverageC$ 426FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Flair AirlinesCheapestC$ 184AverageC$ 368FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Porter AirlinesCheapestC$ 245AverageC$ 465FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 267AverageC$ 525FlexibilityNo 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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