How long is the flight from Portugal to London, Ontario?

There are many flights that can get you from Portugal to London, Ontario in 13h 28m. Fly via Air Canada or Lufthansa to get the fastest option. The distance from Portugal to London, Ontario is about 5877 km. This flight may include one or multiple stops.

In terms of precipitation, rainfall in London, Ontario ranges from 70.0 - 100.0 mm per month. January is typically the wettest month, when rainfall can reach 100.0 mm. March is typically the driest time to visit London, Ontario when rainfall is around 70.0 mm.

If weather is an important factor for your trip to London, Ontario, 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 20.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -6.0 C).

What is the cheapest time of day to fly from PT to YXU?

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

What airport do you fly into for flights to London from Portugal?

London (YXU) is the airport you will fly into if you book a flight from Portugal to London. It is only a 8.6 km journey from London (YXU) to London’s city centre.

Can I find deals for flights from Portugal to London that include hotel bookings?

Yes. In addition to deals on Portugal to London flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Portugal to London?

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

Can I find deals for business class flights from Portugal to London?

Yes. Cheapflights offers flight deals from Portugal to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 853+ Flights from Portugal to London, ON

Cheap flight deals from Portugal to London

Round-trip from	C$ 853

Air Canada
1/4-5/4
3 total stops
55h 23m total
Portugal to London

Search Deals

Find flight deals from Portugal to London

Enter your travel dates to find the best prices.

Best flights from Portugal to London
Discover carefully curated flight deals from Portugal to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 31 October 2025.

Wed 1/411:25 a.m.LIS - YXU

2 stops34h 38mAir Canada

Sun 5/49:25 a.m.YXU - LIS

1 stop20h 45mAir Canada

Deal found 30/10C$ 853

Wed 1/412:50 p.m.LIS - YXU

1 stop13h 28mLufthansa

Sun 5/45:40 p.m.YXU - LIS

2 stops34h 40mLufthansa

Deal found 29/10C$ 856

Fly from

Fly to

Route

Depart

Return

Price

LisbonLondon

LIS - YXU

LISYXU

Lisbon Humberto Delgado

Wed 1/4

11:25 a.m.-5:03 p.m.

2 stops34h 38m

London

Sun 5/4

9:25 a.m.-11:10 a.m.

1 stop20h 45m

C$ 853

LisbonLondon

LIS - YXU

LISYXU

Lisbon Humberto Delgado

Wed 1/4

12:50 p.m.-9:18 p.m.

1 stop13h 28m

London

Sun 5/4

5:40 p.m.-9:20 a.m.

2 stops34h 40m

C$ 856

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Best time to book a flight from Portugal to London

Have a flexible travel schedule? Discover the best time to fly to London from Portugal 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 Portugal to London

What is the cheapest month to book a flight from Portugal to London, Ontario?

Currently, April is the cheapest month in which you can book a flight from Portugal to London, Ontario (average of C$ 420). Flying from Portugal to London, Ontario in August is currently the most expensive (average of C$ 683). 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.

Related info for your journey

What airport do you fly into for flights to London from Portugal?
London (YXU) is the airport you will fly into if you book a flight from Portugal to London. It is only a 8.6 km journey from London (YXU) to London’s city centre.
How long is the flight from Portugal to London, Ontario?
There are many flights that can get you from Portugal to London, Ontario in 13h 28m. Fly via Air Canada or Lufthansa to get the fastest option. The distance from Portugal to London, Ontario is about 5877 km. This flight may include one or multiple stops.
Can I find deals for flights from Portugal to London that include hotel bookings?
Yes. In addition to deals on Portugal to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portugal to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portugal to London.
Can I find deals for business class flights from Portugal to London?
Yes. Cheapflights offers flight deals from Portugal to London 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 Portugal to London, Ontario?
Currently, April is the cheapest month in which you can book a flight from Portugal to London, Ontario (average of C$ 420). Flying from Portugal to London, Ontario in August is currently the most expensive (average of C$ 683). 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

Port Stanley

Grand Bend

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

How does Cheapflights help users find flights from Portugal to London?

When you search for this flight from Portugal to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Portugal to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Portugal to London with no change fees?

Certainly. Search results for flights to London from Portugal shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portugal to London become cheaper?

Yes, Cheapflights offers price alerts on Portugal to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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.

Cheap flights from Portugal to London, ON from C$ 853

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portugal to London

Keep the following information in mind while searching for Portugal to London flight deals. Data was last updated 31 October 2025.

Round-trip from

Find flight deals from Portugal to London

Best flights from Portugal to LondonDiscover carefully curated flight deals from Portugal to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 31 October 2025.

Discover carefully curated flight deals from Portugal to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 31 October 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portugal to London that are best for you.

Best time to book a flight from Portugal to London

Have a flexible travel schedule? Discover the best time to fly to London from Portugal with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Portugal to London

What is the cheapest month to book a flight from Portugal to London, Ontario?

Related info for your journey

Find useful and relevant information for your journey from Portugal to London. 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 into for flights to London from Portugal?

How long is the flight from Portugal to London, Ontario?

Can I find deals for flights from Portugal to London that include hotel bookings?

How can I find direct flights from Portugal to London?

Can I find deals for business class flights from Portugal to London?

What is the cheapest month to book a flight from Portugal to London, Ontario?

Travelling to a place near London?

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 Portugal to London

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

Fly with Cheapflights

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

How does Cheapflights help users find flights from Portugal to London?

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

Can Cheapflights find flights from Portugal to London with no change fees?

Can Cheapflights notify me if prices for flights from Portugal to London become cheaper?

100% Free

Book with Flexibility

Travel Smart

Best flights from Portugal to London
Discover carefully curated flight deals from Portugal to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 31 October 2025.