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Cheap flights from Portsmouth to Toronto from £371

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 18/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YTO
18 Oct — 25 Oct1
1 adult
1 adult, Economy

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 18 September 2025.

Round-trip from

£518

One-way from

£371

Popular in

September

Cheapest in

February

Average price

£892
Virgin Atlantic
  • Virgin Atlantic
  • 7/10-4/11
  • 4 total stops
  • 51h 56m total
  • Portsmouth to Toronto
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18/10
  • 18/10
  • 3 total stops
  • 55h 05m total
  • Portsmouth to Toronto
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£103 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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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 18 September 2025.

Wed 24/909:20SOU - YYZ
1 stop15h 35mDelta
Sun 12/1016:35YYZ - SOU
1 stop19h 25mDelta
Deal found 17/9£511
Tue 7/1009:20SOU - YYZ
2 stops18h 45mVirgin Atlantic
Tue 4/1118:09YYZ - SOU
2 stops33h 11mVirgin Atlantic
Deal found 16/9£518
Thu 25/909:20SOU - YYZ
1 stop15h 35mDelta
Thu 16/1012:10YYZ - SOU
2 stops23h 50mDelta
Deal found 17/9£531
Wed 24/917:35SOU - YYZ
2 stops34h 21mDelta
Tue 14/1016:45YYZ - SOU
1 stop11h 00mDelta
Deal found 17/9£544
Fri 31/1017:30SOU - YYZ
2 stops33h 30mDelta
Tue 4/1112:10YYZ - SOU
2 stops15h 00mDelta
Deal found 17/9£549
Tue 7/1020:00SOU - YYZ
1 stop20h 55mMultiple Airlines
Tue 4/1118:15YYZ - SOU
2 stops20h 25mMultiple Airlines
Deal found 16/9£557
Thu 25/920:00SOU - YYZ
1 stop24h 50mBritish Airways
Thu 16/1017:20YYZ - SOU
1 stop10h 20mBritish Airways
Deal found 17/9£581
Thu 25/920:00SOU - YYZ
1 stop24h 50mBritish Airways
Sat 18/1017:20YYZ - SOU
1 stop10h 15mBritish Airways
Deal found 17/9£588
Thu 25/920:00SOU - YYZ
1 stop24h 50mBritish Airways
Fri 17/1015:29YYZ - SOU
2 stops36h 06mBritish Airways
Deal found 17/9£609
Mon 24/1120:50SOU - YYZ
2 stops23h 00mBritish Airways
Mon 8/1217:25YYZ - SOU
1 stop17h 10mBritish Airways
Deal found 17/9£621

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 18 September 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

Tue 7/10

09:20-23:05

2 stops18h 45m

Toronto Pearson Intl

Tue 4/11

18:09-08:20

2 stops33h 11m

£518

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Mon 23/2

17:30-15:40

1 stop27h 10m

Toronto Pearson Intl

Fri 27/2

07:45-17:00

2 stops28h 15m

£541

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Tue 24/2

08:40-15:40

1 stop12h 00m

Toronto Pearson Intl

Fri 27/2

06:00-17:00

2 stops30h 00m

£541

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Tue 7/10

20:00-11:55

1 stop20h 55m

Toronto Pearson Intl

Tue 4/11

18:15-19:40

2 stops20h 25m

£557

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sat 21/2

17:30-17:54

2 stops29h 24m

Toronto Pearson Intl

Fri 27/2

06:00-17:00

2 stops30h 00m

£559

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sun 22/2

17:45-17:54

2 stops29h 09m

Toronto Pearson Intl

Fri 27/2

10:10-17:00

2 stops25h 50m

£559

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Thu 19/2

09:00-15:40

1 stop11h 40m

Toronto Pearson Intl

Fri 27/2

06:00-17:00

2 stops30h 00m

£561

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Fri 20/2

17:30-23:02

2 stops34h 32m

Toronto Pearson Intl

Fri 27/2

06:00-17:00

2 stops30h 00m

£563

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Wed 4/3

16:05-15:55

1 stop28h 50m

Toronto Pearson Intl

Fri 13/3

10:55-08:45

2 stops17h 50m

£598

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sat 18/10

18:55-21:00

3 stops55h 05m

£371

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 21 results
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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 18 September 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 December 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 18 September 2025.

The most flights from P0R to YTO are scheduled on a Tuesday (39 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (30 on average).

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.

  • How long is the flight from Portsmouth to Toronto?

    Departing from Portsmouth to Toronto will take you 18h 45m. Portsmouth and Toronto are separated by a distance of 3523 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Consider Thai Airways (80%), Ethiopian Air (79%) or Air Canada (74%) 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 £1,142 for a flight from Portsmouth to Toronto. The cheapest flight overall is £341 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

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Alternative routes for Portsmouth to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
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London City to Ottawa flights
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Birmingham to Toronto Island flights
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Newcastle upon Tyne to Pearson Intl flights
Edinburgh to Pierre Elliott Trudeau Intl flights
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London City to London flights
Heathrow to Windsor flights
Manchester to Ottawa flights
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Heathrow to Thunder Bay flights
Stansted to Ottawa flights
Liverpool to Pearson Intl flights
Birmingham to Ottawa flights
Newcastle upon Tyne to Toronto Island flights
Birmingham to Pierre Elliott Trudeau Intl flights
Gatwick to Region of Waterloo Intl flights
Manchester to London flights

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 18 September 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£254Average£262FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapest£282Average£357FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest£294Average£434FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Scandinavian AirlinesCheapest£294Average£439FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Aer LingusCheapest£296Average£502FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air TransatCheapest£297Average£403FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
TAP AIR PORTUGALCheapest£302Average£522FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
DeltaCheapest£314Average£491FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Virgin AtlanticCheapest£324Average£423FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£332Average£440FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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

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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.

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