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Cheap flights from St. John's to Ontario from C$ 145

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. John's to Ontario departing on 6/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from St. John's to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
8:55 a.m. - 12:59 p.m.
YYT
-
YHM
5h 34m
1 stop
Porter Airlines Logo
1:55 p.m. - 8:15 p.m.
YHM
-
YYT
4h 50m
1 stop
C$ 269Porter Airlines
Fri, 5 Jun - Mon, 8 Jun
Porter Airlines Logo
2:45 p.m. - 4:50 p.m.
YYT
-
YHM
3h 35mdirect
Porter Airlines Logo
1:55 p.m. - 8:15 p.m.
YHM
-
YYT
4h 50m
1 stop
C$ 275Porter Airlines
Fri, 5 Jun - Mon, 8 Jun
Porter Airlines Logo
8:55 a.m. - 12:59 p.m.
YYT
-
YHM
5h 34m
1 stop
Porter Airlines Logo
9:10 a.m. - 1:50 p.m.
YHM
-
YYT
3h 10mdirect
C$ 276Porter Airlines
Sat, 6 Jun - Sun, 7 Jun
Porter Airlines Logo
8:55 a.m. - 12:59 p.m.
YYT
-
YHM
5h 34m
1 stop
Porter Airlines Logo
1:55 p.m. - 8:15 p.m.
YHM
-
YYT
4h 50m
1 stop
C$ 280Porter Airlines
Tue, 2 Jun - Tue, 9 Jun
Porter Airlines Logo
2:45 p.m. - 4:50 p.m.
YYT
-
YHM
3h 35mdirect
Porter Airlines Logo
9:10 a.m. - 1:50 p.m.
YHM
-
YYT
3h 10mdirect
C$ 281Porter Airlines
Fri, 5 Jun - Sun, 7 Jun
Porter Airlines Logo
2:45 p.m. - 4:50 p.m.
YYT
-
YHM
3h 35mdirect
Porter Airlines Logo
8:55 a.m. - 3:05 p.m.
YHM
-
YYT
4h 40m
1 stop
C$ 288Porter Airlines
Wed, 3 Jun - Sat, 6 Jun
Multiple Airlines Logo
10:00 a.m. - 12:00 p.m.
YYT
-
YYZ
3h 30mdirect
Multiple Airlines Logo
6:20 p.m. - 10:55 p.m.
YYZ
-
YYT
3h 05mdirect
C$ 367Multiple Airlines
Fri, 19 Jun - Mon, 22 Jun
Air Canada Logo
5:40 p.m. - 7:44 p.m.
YYT
-
YYZ
3h 34mdirect
Air Canada Logo
8:55 p.m. - 1:33 a.m.
YYZ
-
YYT
3h 08mdirect
C$ 373Air Canada
Sat, 6 Jun - Sun, 7 Jun
Air Canada Logo
6:10 p.m. - 9:58 p.m.
YYT
-
YYZ
5h 18m
1 stop
Air Canada Logo
4:55 p.m. - 11:28 p.m.
YYZ
-
YYT
5h 03m
1 stop
C$ 380Air Canada
Thu, 14 May - Fri, 29 May
Air Canada Logo
7:30 a.m. - 1:35 p.m.
YYT
-
YYZ
7h 35m
1 stop
Air Canada Logo
8:55 p.m. - 1:33 a.m.
YYZ
-
YYT
3h 08mdirect
C$ 381Air Canada
Thu, 26 Mar - Tue, 2 Jun

Porter Airlines flights from St. John's to Region of Ontario

Our best Porter Airlines deals on St. John's to Region of Ontario flight tickets
Porter Airlines
5 Jun
YYT8:55 a.m.St John's
5h 34m
1 stop
YHM12:59 p.m.Hamilton
8 Jun
YHM1:55 p.m.Hamilton
4h 50m
1 stop
YYT8:15 p.m.St John's
C$ 269
Porter Airlines
5 Jun
YYT2:45 p.m.St John's
3h 35m
YHM4:50 p.m.Hamilton
8 Jun
YHM1:55 p.m.Hamilton
4h 50m
1 stop
YYT8:15 p.m.St John's
C$ 275
Porter Airlines
3 Jun
YYT2:45 p.m.St John's
3h 35m
YHM4:50 p.m.Hamilton
6 Jun
YHM8:55 a.m.Hamilton
4h 40m
1 stop
YYT3:05 p.m.St John's
C$ 288

Air Canada flights from St. John's to Region of Ontario

Our best Air Canada deals on St. John's to Region of Ontario flight tickets
Air Canada
28 Apr
YYT6:10 p.m.St John's
3h 36m
YYZ8:16 p.m.Toronto Pearson Intl
4 May
YYZ4:55 p.m.Toronto Pearson Intl
5h 03m
1 stop
YYT11:28 p.m.St John's
C$ 369
Air Canada
6 Jun
YYT5:00 a.m.St John's
3h 35m
YYZ7:05 a.m.Toronto Pearson Intl
7 Jun
YYZ4:30 p.m.Toronto Pearson Intl
6h 36m
1 stop
YYT12:36 a.m.St John's
C$ 373
Air Canada
14 May
YYT6:10 p.m.St John's
5h 18m
1 stop
YYZ9:58 p.m.Toronto Pearson Intl
29 May
YYZ4:55 p.m.Toronto Pearson Intl
5h 03m
1 stop
YYT11:28 p.m.St John's
C$ 380

momondo Fare Finder

 
Customize your flight search to find flights from St. John's to Region of 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, momondo users made 96,600 searches. Data last updated 4 February 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

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Fri 5/6

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

1 stop5h 34m

Hamilton

Mon 8/6

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

1 stop4h 50m

C$ 269

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Fri 5/6

2:45 p.m.-4:50 p.m.

Nonstop3h 35m

Hamilton

Mon 8/6

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

1 stop4h 50m

C$ 275

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Sat 6/6

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

1 stop5h 34m

Hamilton

Sun 7/6

9:10 a.m.-1:50 p.m.

Nonstop3h 10m

C$ 276

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Tue 2/6

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

1 stop5h 34m

Hamilton

Tue 9/6

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

1 stop4h 50m

C$ 280

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Fri 5/6

2:45 p.m.-4:50 p.m.

Nonstop3h 35m

Hamilton

Sun 7/6

9:10 a.m.-1:50 p.m.

Nonstop3h 10m

C$ 281

St. John'sHamilton

YYT - YHM

YYTYHM

St John's

Wed 3/6

2:45 p.m.-4:50 p.m.

Nonstop3h 35m

Hamilton

Sat 6/6

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

1 stop4h 40m

C$ 288

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Fri 19/6

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

Nonstop3h 30m

Toronto Pearson Intl

Mon 22/6

6:20 p.m.-10:55 p.m.

Nonstop3h 05m

C$ 367

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Sat 6/6

5:40 p.m.-7:44 p.m.

Nonstop3h 34m

Toronto Pearson Intl

Sun 7/6

8:55 p.m.-1:33 a.m.

Nonstop3h 08m

C$ 373

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Thu 14/5

6:10 p.m.-9:58 p.m.

1 stop5h 18m

Toronto Pearson Intl

Fri 29/5

4:55 p.m.-11:28 p.m.

1 stop5h 03m

C$ 380

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Thu 26/3

7:30 a.m.-1:35 p.m.

1 stop7h 35m

Toronto Pearson Intl

Tue 2/6

8:55 p.m.-1:33 a.m.

Nonstop3h 08m

C$ 381

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Ontario from

How to get the cheapest flight ticket from St. John's to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Region of Ontario?

In general, October is the cheapest month to fly from St. John's to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 332. If you are unable to visit Region of Ontario during the month of October, then departing from St. John's during the month May is also very affordable. Most momondo users find prices during this month for around C$ 336.

What is the cheapest day to depart on your flight to Region of Ontario?

The cheapest day to depart from St. John's to Region of Ontario is on a Thursday. Travellers who choose to depart for Region of Ontario on a Thursday will often find tickets for as low as C$ 483. The most expensive day to fly to Region of Ontario is Sunday, with ticket prices averaging around C$ 571.

What is the cheapest time of day to depart on your flight to Region of Ontario?

Our most recent data shows that the best time of day to fly to Region of Ontario is in the morning. Flights from St. John's to Region of Ontario during this time can be as low as C$ 481. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 976 on average. Flights to Region of Ontario from St. John's at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest St John's to Ontario flight route?

Fly from St John's to Toronto Pearson Intl for the best St John's - Ontario flight prices

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from St. John's when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 394 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from St. John's for as low as C$ 329 on momondo.

What cabin class options are available on St John's to Ontario flights?

There are 4 cabin classes available to choose from on St John's to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. John's to Region of Ontario flights?

No. A direct flight is the cheapest option for a flight between St. John's to Region of Ontario.

Cheap St. John's to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. John's to Region of Ontario

Best price found

C$ 297

Fastest flight time

3h 03m

Direct flights

Every day

Airports in Region of Ontario

123 airports
The best one-way flight to Region of Ontario from St. John's in the past 72 hours is C$ 297. The best round-trip flight deal from St. John's to Region of Ontario found on momondo in the last 72 hours is C$ 351.
The fastest flight from St. John's to Region of Ontario takes 3h 03m
Direct flights go from St. John's to Region of Ontario every day.
There are 123 airports in Region of Ontario. From St. John's there are direct flights to Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ).
Search flight deals

  • When did momondo last update prices for flights from St John's Airport to Ontario?

    Prices for flights from St John's Airport to Ontario are refreshed on a daily basis.

  • How many operators does momondo search for flights from St John's Airport to Ontario?

  • How old do you have to be to fly from St John's Airport to Ontario?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from St John's Airport to Ontario.

  • What documentation or ID do you need to fly to Ontario?

    The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. John's to Region of Ontario?

Best airlines flying from St. John's to Region of Ontario

Compare and see reviews for airlines that fly from St. John's to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 187Free CancellationRating
7.1
10,687 reviews
Search Air Canada flights
WestJetPriceFrom C$ 187Free CancellationRating
7.2
3,255 reviews
Search WestJet flights
Flair AirlinesPriceFrom C$ 200Free CancellationRating
6.0
263 reviews
Search Flair Airlines flights
Porter AirlinesPriceFrom C$ 232Free CancellationRating
7.9
412 reviews
Search Porter Airlines flights
Air TransatPriceFrom C$ 252Free CancellationRating
7.7
502 reviews
Search Air Transat flights

Why use momondo?

Why should I use momondo to find a flight deal from St. John's to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. John's to Ontario for you.

Can I find flights from St. John's to Ontario with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. John's to Ontario flights to just show those with flexible booking policies.

How can momondo help me find flights from St. John's to Ontario?

momondo helps you find the best flight between St. John's and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from St. John's to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. John's to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Ontario

Popular Cities in Ontario

Popular flights according to clicks in the last 7 days on momondo
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Flights to St. John'sfrom C$ 206
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