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Cheap flights from Portsmouth to Montreal from £337

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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YMQ
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Portsmouth to Montreal

Keep the following information in mind while searching for Portsmouth to Montreal flight deals. Data was last updated 21 February 2025.

Round-trip from

£833

One-way from

£337

Popular in

August

Cheapest in

September

Average price

£450
7/7-15/7
  • 7/7-15/7
  • 3 total stops
  • 41h 10m total
  • Portsmouth to Montreal
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24/3
  • 24/3
  • 3 total stops
  • 53h 45m total
  • Portsmouth to Montreal
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£40 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
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Find flight deals from Portsmouth to Montreal

Cheapest flights from Portsmouth to Montreal
Explore the most affordable flight options available from Portsmouth to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Mon 7/720:00SOU - YUL
1 stop19h 50mMultiple Airlines
Tue 15/717:10YUL - SOU
2 stops21h 20mMultiple Airlines
Deal found 21/2£833

Find flights from Portsmouth to Montreal within your budget

Customise your flight search to find flights from Portsmouth to Montreal 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 21 February 2025.

Fly from

Portsmouth

Fly to

Montreal

Route

Depart

Return

Price

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Mon 7/7

20:00-10:50

1 stop19h 50m

Montreal Pierre Elliott Trudeau Intl

Tue 15/7

17:10-19:30

2 stops21h 20m

£833

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Mon 24/3

12:25-14:10

3 stops53h 45m

£337

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Mon 24/3

09:00-18:10

1 stop13h 10m

£1,089

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Thu 8/5

09:20-16:55

1 stop12h 35m

£1,138

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Mon 24/3

09:00-18:10

1 stop13h 10m

£1,173

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Best time to book a flight from Portsmouth to Montreal

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

Travel insights for flights from Portsmouth to Montreal

Get recent, data-driven insights about flights from Portsmouth to Montreal including ideal travel times, pricing trends, and more.

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

Currently, February is the cheapest month in which you can book a flight from Portsmouth to Montreal (average of £475). Flying from Portsmouth to Montreal in July is currently the most expensive (average of £743). 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 YMQ?

Find hourly flight availability from Portsmouth to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

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

Weekly flight availability from Portsmouth to Montreal

Explore weekly flight availability from Portsmouth to Montreal. 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 21 February 2025.

The most flights from P0R to YMQ are scheduled on a Tuesday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Montreal by month

Plan your trip to Montreal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Montreal ranges from 64.0 - 111.0 inches per month. August is typically the wettest month, when rainfall can reach 111.0 mm. February is typically the driest time to visit Montreal when rainfall is around 64.0 mm.

Temperature in Montreal by month

Plan your trip to Montreal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Montreal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated 21 February 2025.
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

Reviews

1 / 20

6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Delta
8.0
Very Good
8,213 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

Reviews

1 / 20

6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

KLM
7.8
Good
1,331 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

Reviews

1 / 20

6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

Reviews

1 / 20

6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Montreal. 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 Montreal one-way?

    One-way options have recently been found by users for as low as £1,089 on KLM. Other airlines that offer cheap prices include Delta from £1,138 and Virgin Atlantic from £1,173 one-way.

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

    Consider Air Canada (77%), Austrian Airlines (77%) or Egyptair (77%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Montreal.

  • What are the cheapest flights from Portsmouth to Montreal?

    Looking for the cheapest flight from Portsmouth to Montreal? While on average our users pay £1,049, our data indicates the cheapest price to be £390. The most popular route (Southampton Eastleigh - Montreal Pierre Elliott Trudeau Intl), is priced around £606.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Portsmouth to Montreal (average of £475). Flying from Portsmouth to Montreal in July is currently the most expensive (average of £743). 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

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Alternative routes for Portsmouth to Montreal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Portsmouth to Montreal

Discover the top 8 airlines that operate flights from Portsmouth to Montreal. 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 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£102Average£595FlexibilityNo cancel feeOn-time77%
Search Air France flights
Air TransatCheapest£339Average£547FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Air CanadaCheapest£396Average£494FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£399Average£564FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£404Average£674FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£404Average£684FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£407Average£558FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
TAP AIR PORTUGALCheapest£461Average£580FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights

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

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

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Need flexible booking options for your flight to Montreal from Portsmouth? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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