C$ 77+ Cheap flights from Portsmouth

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — YYZ
13 Sep — 20 Sep1
1 adult
1 adult, Economy, 0 bags

Find flights from Portsmouth within your budget

 
Find flights departing from Portsmouth that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 14 August 2026. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SouthamptonMontreal

SOU Southampton Eastleigh - YUL Montreal Pierre Elliott Trudeau Intl

SOUYUL

Southampton Eastleigh

Wed 23/9

5:20 p.m.-3:45 p.m.

2 stops27h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

4:40 p.m.-4:50 p.m.

3 stops19h 10m

C$ 1,036

SouthamptonHalifax

SOU Southampton Eastleigh - YHZ Halifax Intl

SOUYHZ

Southampton Eastleigh

Wed 23/9

5:20 p.m.-3:10 p.m.

1 stop25h 50m

Halifax Intl

Wed 30/9

11:50 p.m.-8:35 a.m.

1 stop28h 45m

C$ 1,118

SouthamptonQuébec City

SOU Southampton Eastleigh - YQB Québec City

SOUYQB

Southampton Eastleigh

Sun 27/9

8:00 p.m.-5:26 p.m.

2 stops26h 26m

Québec City

Sun 4/10

8:05 p.m.-7:30 p.m.

2 stops42h 25m

C$ 1,131

SouthamptonVancouver

SOU Southampton Eastleigh - YVR Vancouver Intl

SOUYVR

Southampton Eastleigh

Wed 9/9

5:20 p.m.-3:55 p.m.

1 stop30h 35m

Vancouver Intl

Tue 15/9

5:50 p.m.-8:35 a.m.

1 stop30h 45m

C$ 1,294

SouthamptonVancouver

SOU Southampton Eastleigh - YVR Vancouver Intl

SOUYVR

Southampton Eastleigh

Wed 9/9

9:20 a.m.-11:09 a.m.

2 stops33h 49m

Vancouver Intl

Tue 15/9

9:00 a.m.-4:50 p.m.

2 stops23h 50m

C$ 1,312

SouthamptonCalgary

SOU Southampton Eastleigh - YYC Calgary

SOUYYC

Southampton Eastleigh

Tue 8/9

9:15 a.m.-2:15 p.m.

1 stop12h 00m

Calgary

Tue 29/9

6:00 a.m.-10:15 a.m.

2 stops21h 15m

C$ 1,331

SouthamptonHalifax

SOU Southampton Eastleigh - YHZ Halifax Intl

SOUYHZ

Southampton Eastleigh

Sun 27/9

8:55 a.m.-11:47 p.m.

3 stops42h 52m

Halifax Intl

Sun 4/10

10:50 p.m.-7:30 p.m.

1 stop16h 40m

C$ 1,384

SouthamptonToronto

SOU Southampton Eastleigh - YYZ Toronto Pearson Intl

SOUYYZ

Southampton Eastleigh

Mon 8/2

9:20 a.m.-3:50 p.m.

1 stop11h 30m

Toronto Pearson Intl

Mon 1/3

6:05 p.m.-2:45 p.m.

2 stops15h 40m

C$ 1,386
Quickest round-trip

SouthamptonToronto

SOU Southampton Eastleigh - YYZ Toronto Pearson Intl

SOUYYZ

Southampton Eastleigh

Tue 9/2

9:20 a.m.-3:50 p.m.

1 stop11h 30m

Toronto Pearson Intl

Tue 2/3

1:12 p.m.-8:40 a.m.

2 stops14h 28m

C$ 1,397

SouthamptonMontreal

SOU Southampton Eastleigh - YUL Montreal Pierre Elliott Trudeau Intl

SOUYUL

Southampton Eastleigh

Mon 5/10

5:20 p.m.-7:20 p.m.

3 stops31h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 8/10

4:15 p.m.-7:30 p.m.

2 stops22h 15m

C$ 1,402

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 58 resultsSorted by cheapest first
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Best time to book a flight from Portsmouth

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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.

Travel insights for flights from Portsmouth

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No data available for this route at this time. Please check back soon.

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Related info for your journey

Access useful and relevant information related to your journey from Portsmouth. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 14 August 2026.

  • Which is the cheapest airport to catch a flight from Portsmouth?

    The cheapest routes to Jeju City can be found at Busan Gimhae airport from C$ 38. While Madrid Barajas airport is usually cheaper if your destination is London with prices starting at C$ 46. Reference our flight search to find the best deals in real time.

  • Where are the cheapest places to fly to from Portsmouth?

    Check out the cheapest flights from Portsmouth to embark to:
    Travel from Busan to Jeju City from C$ 38 round trip
    Travel from Madrid to London from C$ 46 round trip
    Travel from Paris to Porto from C$ 61 round trip
    Travel from Guadalajara to Puerto Vallarta from C$ 68 round trip
    Travel from Seattle to Las Vegas from C$ 70 round trip

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

    Cheapflights simply makes it quick and affordable to book flights from Portsmouth by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

  • Can Cheapflights find flights from Portsmouth with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth flexibly with Cheapflights today.

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How does Cheapflights help users find flights from Portsmouth?

Deals for flights from Portsmouth are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Portsmouth by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Portsmouth with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Portsmouth become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Portsmouth today and book when you’re ready!

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