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Cheap flights from London, ON to Portugal from C$ 1,498

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 13/6. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — LIS
5 May — 12 May1
1 adult

Cheap flight deals from London to Portugal

Keep the following information in mind while searching for London to Portugal flight deals. Data was last updated 30 April 2025.

Round-trip from

C$ 1,498

Popular in

July

Cheapest in

November

Average price

C$ 1,269
Lufthansa
  • Lufthansa
  • 13/6-20/6
  • 3 total stops
  • 52h 27m total
  • London to Portugal
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 217 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from London to Portugal

Cheapest flights from London to Portugal
Explore the most affordable flight options available from London to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Fri 13/63:35 p.m.YXU - LIS
2 stops38h 55mLufthansa
Fri 20/612:55 p.m.LIS - YXU
1 stop13h 32mLufthansa
Deal found 29/4C$ 1,498
Fri 13/66:15 a.m.YXU - LIS
1 stop23h 50mAir Canada
Fri 20/612:55 p.m.LIS - YXU
1 stop25h 22mAir Canada
Deal found 29/4C$ 1,556
Fri 13/69:55 a.m.YXU - LIS
3 stops19h 50mMultiple Airlines
Fri 20/68:15 a.m.LIS - YXU
2 stops18h 12mMultiple Airlines
Deal found 29/4C$ 1,719

Cheapflights Fare Finder

Customize your flight search to find flights from London to Portugal 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 629,999 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from London to Portugal that are best for you.

Fly from

London

Fly to

Portugal

Route

Depart

Return

Price

LondonLisbon

YXU - LIS

YXULIS

London

Fri 13/6

3:35 p.m.-11:30 a.m.

2 stops38h 55m

Lisbon Humberto Delgado

Fri 20/6

12:55 p.m.-9:27 p.m.

1 stop13h 32m

C$ 1,498

LondonLisbon

YXU - LIS

YXULIS

London

Fri 13/6

6:15 a.m.-11:05 a.m.

1 stop23h 50m

Lisbon Humberto Delgado

Fri 20/6

12:55 p.m.-9:17 a.m.

1 stop25h 22m

C$ 1,556

LondonLisbon

YXU - LIS

YXULIS

London

Fri 13/6

9:55 a.m.-10:45 a.m.

3 stops19h 50m

Lisbon Humberto Delgado

Fri 20/6

8:15 a.m.-9:27 p.m.

2 stops18h 12m

C$ 1,719

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

Best time to book a flight from London to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from London, Ontario to Portugal (average of C$ 482). Flying from London, Ontario to Portugal in July is currently the most expensive (average of C$ 780). 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 YXU to PT?

Find hourly flight availability from London to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London, Ontario to Portugal as you normally would.

Rainfall in Portugal by month

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

In terms of precipitation, rainfall in Portugal ranges from 6.0 - 122.0 mm per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Portugal when rainfall is around 6.0 mm.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated 30 April 2025.
Air Canada
7.0
Good
9,242 reviews
Check prices

Crew

7.8

Entertainment

6.8

Boarding

7.3

Comfort

7.0

Food

6.3

Overall

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YOW - YYZ

The staff did everything possible in a small flight fully booked
Air Canada
7.0
Good
9,242 reviews
Air Canada
7.0
Good
9,242 reviews
Check prices

Crew

7.8

Entertainment

6.8

Boarding

7.3

Comfort

7.0

Food

6.3

Overall

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YOW - YYZ

The staff did everything possible in a small flight fully booked
Lufthansa
6.7
Okay
7,042 reviews
Air Canada
7.0
Good
9,242 reviews
Check prices

Crew

7.8

Entertainment

6.8

Boarding

7.3

Comfort

7.0

Food

6.3

Overall

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YOW - YYZ

The staff did everything possible in a small flight fully booked

Related info for your journey

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

    Located just 8.6 km from the city centre, London (YXU) is the airport most travellers will use when flying to Portugal from London.

  • What are the most popular routes from London, Ontario to Portugal?

    When deciding which route to take from London, Ontario to Portugal consider London - Porto, London - Faro or London - Lisbon Humberto Delgado as they are the most popular.

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

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

  • How can I find direct flights from London to Portugal?

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

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

    Yes. Cheapflights offers flight deals from London to Portugal 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 London, Ontario to Portugal?

    Currently, January is the cheapest month in which you can book a flight from London, Ontario to Portugal (average of C$ 482). Flying from London, Ontario to Portugal in July is currently the most expensive (average of C$ 780). 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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Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Portugal. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Portugal, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on London to Portugal 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.

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