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Cheap flights from St. John's to Mississauga from C$ 180

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 17/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYT — YYZ
13 Jan — 20 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from St John's to Mississauga are usually found in March or October, booked 78 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from St. John's to Mississauga

Enter your travel dates to find the best prices.

Cheapest flights from St. John's to Mississauga
Explore the most affordable flight options available from St. John's to Mississauga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 December 2025.

Sun 28/125:40 p.m.YYT - YYZ
Nonstop3h 46mMultiple Airlines
Fri 2/15:15 p.m.YYZ - YYT
1 stop6h 16mMultiple Airlines
Deal found 11/12C$ 500
Wed 24/126:20 a.m.YYT - YYZ
1 stop5h 38mPorter Airlines
Mon 5/15:00 p.m.YYZ - YYT
1 stop4h 45mPorter Airlines
Deal found 14/12C$ 516
Sun 28/125:40 p.m.YYT - YYZ
Nonstop3h 46mMultiple Airlines
Thu 1/15:15 p.m.YYZ - YYT
1 stop6h 16mMultiple Airlines
Deal found 12/12C$ 518
Fri 26/126:20 a.m.YYT - YYZ
1 stop5h 38mPorter Airlines
Mon 5/15:15 p.m.YYZ - YYT
1 stop6h 16mPorter Airlines
Deal found 14/12C$ 519
Fri 26/125:40 p.m.YYT - YYZ
Nonstop3h 46mPorter Airlines
Fri 2/13:40 p.m.YYZ - YYT
1 stop7h 51mPorter Airlines
Deal found 11/12C$ 545
Mon 29/126:00 a.m.YYT - YYZ
2 stops7h 16mPorter Airlines
Sat 31/15:00 p.m.YYZ - YYT
1 stop4h 45mPorter Airlines
Deal found 12/12C$ 547
Sat 27/126:00 a.m.YYT - YYZ
2 stops7h 16mPorter Airlines
Thu 1/15:15 p.m.YYZ - YYT
1 stop6h 16mPorter Airlines
Deal found 11/12C$ 549
Wed 31/126:00 a.m.YYT - YYZ
2 stops7h 16mPorter Airlines
Sun 4/15:20 p.m.YYZ - YYT
1 stop6h 11mPorter Airlines
Deal found 13/12C$ 556

Find flight deals from St. John's to Mississauga

Keep the following information in mind while searching for St. John's to Mississauga flight deals. Data was last updated 14 December 2025.

Round-trip from

C$ 359

One-way from

C$ 180

Popular in

December

Cheapest in

March

Average price

C$ 492
Porter Airlines
  • Porter Airlines
  • 21/1-24/1
  • 3 total stops
  • 16h 17m total
  • St. John's to Mississauga
Search Deals
Porter Airlines
  • Porter Airlines
  • 17/1
  • 2 total stops
  • 11h 32m total
  • St. John's to Mississauga
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$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. John's to Mississauga 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 14 December 2025.
Use the filters below to find and compare flights from St. John's to Mississauga that are best for you.

Fly from

St. John's

Fly to

Mississauga

Route

Depart

Return

Price

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Mon 26/1

6:00 a.m.-4:02 p.m.

2 stops11h 32m

Toronto Pearson Intl

Mon 2/2

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

1 stop6h 16m

C$ 380

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Thu 26/2

6:15 a.m.-11:20 a.m.

1 stop6h 35m

Toronto Pearson Intl

Wed 4/3

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

1 stop6h 16m

C$ 394

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Mon 1/6

1:20 p.m.-3:25 p.m.

Nonstop3h 35m

Toronto Pearson Intl

Wed 10/6

7:55 a.m.-12:35 p.m.

Nonstop3h 10m

C$ 397

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Wed 1/4

6:00 a.m.-11:47 a.m.

2 stops7h 17m

Toronto Pearson Intl

Sat 4/4

9:00 a.m.-3:35 p.m.

1 stop5h 05m

C$ 405

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Mon 26/1

5:00 a.m.-7:20 a.m.

Nonstop3h 50m

Toronto Pearson Intl

Mon 2/2

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

1 stop6h 16m

C$ 424

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Sat 17/1

10:15 a.m.-2:55 p.m.

1 stop6h 10m

Toronto Pearson Intl

Mon 19/1

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

Nonstop3h 08m

C$ 435

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Tue 20/1

6:20 a.m.-3:42 p.m.

2 stops10h 52m

Toronto Pearson Intl

Fri 23/1

1:45 p.m.-1:01 a.m.

2 stops9h 46m

C$ 446

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Sat 17/1

6:20 a.m.-3:42 p.m.

2 stops10h 52m

Toronto Pearson Intl

Fri 23/1

1:45 p.m.-1:01 a.m.

2 stops9h 46m

C$ 446

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Thu 22/1

6:20 a.m.-8:59 p.m.

2 stops16h 09m

Toronto Pearson Intl

Sun 25/1

1:45 p.m.-1:01 a.m.

2 stops9h 46m

C$ 446

St. John'sToronto

YYT - YYZ

YYTYYZ

St John's

Mon 19/1

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

1 stop6h 30m

Toronto Pearson Intl

Wed 21/1

3:40 p.m.-1:01 a.m.

1 stop7h 51m

C$ 446

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/12

Showing 1-10 of 20 results
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Best time to book a flight from St. John's to Mississauga

Have a flexible travel schedule? Discover the best time to fly to Mississauga 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 Mississauga

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

Use this chart to determine the optimal time to book a round-trip flight from St. John's to Mississauga. Price data was last updated on 12 December 2025.

The best time to book flights from St. John's to Mississauga is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from St. John's to Mississauga (average of C$ 151). Flying from St. John's to Mississauga in June is currently the most expensive (average of C$ 271). 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 M1S?

Find hourly flight availability from St. John's to Mississauga. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 December 2025.

One of the essential ways to save on airfare from St. John's to Mississauga is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 42% on airfare.

What is the cheapest day to fly from St. John's to Mississauga?

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

Travelers seeking maximum savings on their St. John's to Mississauga 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 Mississauga

Explore weekly flight availability from St. John's to Mississauga. 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 14 December 2025.

The most flights from YYT to M1S are scheduled on a Saturday (18 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Mississauga

Get insights into the airlines that provide service to Mississauga. 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 Mississauga. Reviews last updated 14 December 2025.
Read through reviews of airlines operating flights from St. John's to Mississauga, such as Porter Airlines,Air Transat, andWestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
399 reviews
Check prices

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

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
8.0
Very good
399 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

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
7.8
Good
482 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

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
3,201 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

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
10,522 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.6

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 Mississauga. 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 Mississauga?

    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 Mississauga. 4 airlines have flights from St John's to Mississauga on a regular basis. Booking flights from St John's to Mississauga should not be difficult; the airport handles an average of 11 outbound flights to Mississauga per day.

  • How long is the flight from St. John's to Mississauga?

    For as low as C$ 435, Porter Airlines can have you in Mississauga from St. John's in 7h 35m. There are 2121 km between St. John's and Mississauga. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    C$ 148 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on WestJet and Air Canada, with prices starting from C$ 155 and C$ 170, respectively.

  • What are the most reliable airlines from St. John's to Mississauga?

    Before booking your flight to Mississauga from St. John's, check out the most reliable airlines to get you to your destination on time: American Airlines (100%), Philippine Airlines (100%), China Southern( 100%).

  • What are the cheapest flights from St. John's to Mississauga?

    While on average a flight from St. John's to Mississauga is generally C$ 761, our data shows the cheapest flight currently is C$ 188. When looking at the most popular route, (St John's - Toronto Pearson Intl), you can expect to pay C$ 366 for that flight.

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

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

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

    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 Mississauga.

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

    Yes. Cheapflights offers flight deals from St. John's to Mississauga 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 Mississauga?

    Currently, September is the cheapest month in which you can book a flight from St. John's to Mississauga (average of C$ 151). Flying from St. John's to Mississauga in June is currently the most expensive (average of C$ 271). 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

Browse thousands of different options on Cheapflights for your next trip

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

Discover the top 4 airlines that operate flights from St. John's to Mississauga. 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 14 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 236AverageC$ 555FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 247AverageC$ 355FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 253AverageC$ 429FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air TransatCheapestC$ 254AverageC$ 419FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

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

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

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 Mississauga from St. John's.

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

Yes! Cheapflights helps users easily find flights from St. John's to Mississauga with no change fees.

Can Cheapflights notify me if prices for flights from St. John's to Mississauga become cheaper?

Yes! Start tracking prices for St. John's to Mississauga flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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