Find flights
When to book
Airlines
FAQs

Cheap flights from Portsmouth to Toronto from £426

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YTO
1 Jul — 8 Jul1
1 adult

Cheap flight deals from Portsmouth to Toronto

Keep the following information in mind while searching for Portsmouth to Toronto flight deals. Data was last updated 26 June 2025.

Round-trip from

£511

One-way from

£426

Popular in

April

Cheapest in

February

Average price

£390
Delta
  • Delta
  • 6/9-13/9
  • 3 total stops
  • 29h 38m total
  • Portsmouth to Toronto
8/7
  • 8/7
  • 2 total stops
  • 23h 10m total
  • Portsmouth to Toronto
Highest demand for flights based on searches. 13% potential increase in price (£72 potential increase over avg. return price).
Cheapest flight prices on average. 10% potential price decrease (£43 potential savings vs. average return price).
Average for round-trip flights in June 2025

Find flight deals from Portsmouth to Toronto

Cheapest flights from Portsmouth to Toronto
Explore the most affordable flight options available from Portsmouth to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 June 2025.

Sat 6/909:20SOU - YYZ
2 stops18h 38mDelta
Sat 13/916:45YYZ - SOU
1 stop11h 00mDelta
Deal found 26/6£511
Mon 20/1020:00SOU - YYZ
2 stops28h 10mMultiple Airlines
Thu 30/1020:45YYZ - SOU
2 stops18h 55mMultiple Airlines
Deal found 26/6£525
Sat 6/918:05SOU - YYZ
1 stop24h 25mKLM
Sat 13/916:45YYZ - SOU
1 stop11h 00mKLM
Deal found 26/6£546

Cheapflights Fare Finder

Customise your flight search to find flights from Portsmouth to Toronto 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 858,174 searches. Data last updated 26 June 2025.
Use the filters below to find and compare flights from Portsmouth to Toronto that are best for you.

Fly from

Portsmouth

Fly to

Toronto

Route

Depart

Return

Price

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sat 6/9

09:20-22:58

2 stops18h 38m

Toronto Pearson Intl

Sat 13/9

16:45-08:45

1 stop11h 00m

£511

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Mon 20/10

20:00-19:10

2 stops28h 10m

Toronto Pearson Intl

Thu 30/10

20:45-19:40

2 stops18h 55m

£525

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sat 6/9

18:05-13:30

1 stop24h 25m

Toronto Pearson Intl

Sat 13/9

16:45-08:45

1 stop11h 00m

£546

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Tue 8/7

20:00-14:10

2 stops23h 10m

£426

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sun 17/8

17:35-19:55

1 stop31h 20m

£1,153

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sun 6/7

09:20-13:20

1 stop33h 00m

£1,208

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sun 6/7

09:20-23:23

2 stops19h 03m

£1,334

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Best time to book a flight from Portsmouth to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Portsmouth with our price prediction graph.
Estimated return 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 Portsmouth to Toronto

What is the cheapest month to book a flight from Portsmouth to Toronto?

Currently, January is the cheapest month in which you can book a flight from Portsmouth to Toronto (average of £490). Flying from Portsmouth to Toronto in July is currently the most expensive (average of £708). 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 P0R to YTO?

Find hourly flight availability from Portsmouth to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 June 2025.

When flying from Portsmouth to Toronto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Portsmouth to Toronto?

Use this chart to determine the cheapest time to fly return from Portsmouth to Toronto. Price data was last updated on 16 June 2024.

Travellers seeking maximum savings on their Portsmouth to Toronto flight should consider departing on Sunday afternoons when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portsmouth to Toronto

Explore weekly flight availability from Portsmouth to Toronto. 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 26 June 2025.

The most flights from P0R to YTO are scheduled on a Thursday (39 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (26 on average).

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. 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 Toronto. Reviews last updated 26 June 2025.
Check out reviews from past customers who have flown with Delta, KLM, andVirgin Atlantic from Portsmouth to Toronto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know
8.0
Very Good

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Toronto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Portsmouth to Toronto one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as £1,153. However, be on the lookout for offers from KLM and Virgin Atlantic, as they are both options that can get you from Portsmouth to Toronto for a low price.

  • What are the most reliable airlines from Portsmouth to Toronto?

    Consider SriLankan Airlines (90%), Air Canada (89%) or Austrian Airlines (89%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Toronto.

  • What are the cheapest flights from Portsmouth to Toronto?

    On average you can expect to pay £1,077 for a flight from Portsmouth to Toronto. The cheapest flight overall is £322 while the most popular route, (Southampton Eastleigh - Toronto Pearson Intl) is currently priced at £559.

  • Can I find deals for flights from Portsmouth to Toronto that include hotel bookings?

    Yes. In addition to deals on Portsmouth to Toronto flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portsmouth to Toronto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Toronto.

  • Can I find deals for business class flights from Portsmouth to Toronto?

    Yes. Cheapflights offers flight deals from Portsmouth to Toronto 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 Portsmouth to Toronto?

    Currently, January is the cheapest month in which you can book a flight from Portsmouth to Toronto (average of £490). Flying from Portsmouth to Toronto in July is currently the most expensive (average of £708). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portsmouth to Toronto

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Portsmouth to Toronto

Discover the top 10 airlines that operate flights from Portsmouth to Toronto. 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 858,174 searches. Data last updated 26 June 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£253Average£307FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapest£279Average£349FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£285Average£501FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£292Average£459FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air TransatCheapest£296Average£466FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
DeltaCheapest£299Average£488FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Scandinavian AirlinesCheapest£311Average£518FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
TAP AIR PORTUGALCheapest£314Average£537FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air CanadaCheapest£323Average£475FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Virgin AtlanticCheapest£331Average£469FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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

How does Cheapflights help users find flights from Portsmouth to Toronto?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Toronto from Portsmouth today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Toronto?

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 Toronto from Portsmouth.

Can Cheapflights find flights from Portsmouth to Toronto with no change fees?

Need flexible booking options for your flight to Toronto from Portsmouth? 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 Portsmouth to Toronto become cheaper?

Not ready to book yet? You can track prices for flights from Portsmouth to Toronto on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.