What is the most punctual flight time for Canada to Lisbon flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

How many flights depart from Canada to Lisbon on average per week?

As of January 2026, 27 flights take off from Canada and land in Lisbon each week. The most common flight departure day for this route is Sun, with 26% of weekly flights taking off on this day.

Which airline has the best punctuality record on Canada to Lisbon flights?

According to our data, Air Canada has had the least delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

How often are flights from Canada to Lisbon delayed?

Historically, on average around 21% of flights between Canada and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 122 minutes.

How many flights depart from Canada to Lisbon on average per day?

As of January 2026, there are 3 flights per day flying from Canada to Lisbon. The most common time of day flights depart is 9:00p.m., with 92% of flights taking off in the evening.

What is the cheapest airline that flies from Canada to Lisbon Humberto Delgado?

Azores Airlines, Air Transat, and WestJet are the most popular carriers operating from Canada to Lisbon Humberto Delgado

Which airlines fly to Lisbon?

Air Transat, Air Canada and TAP AIR PORTUGAL are the top three most popular airlines that fly to Lisbon from Canada according to our data. Air Transat is the first choice among our users, with 32% of people opting to fly with this airline when travelling to Lisbon. Keep in mind that there are 17 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Lisbon?

On average, it takes 6h 30m to fly from Canada to Lisbon if you fly out of Montreal (the most popular airport in Canada) and into Lisbon (the most popular airport in Lisbon). If you’re flying out of Toronto and into Lisbon, then the flight time is around 8h 02m.

When did momondo last update prices for flights from Canada to Lisbon Humberto Delgado Airport?

Prices for flights from Canada to Lisbon Humberto Delgado Airport are updated daily.

How many operators does momondo search for flights from Canada to Lisbon Humberto Delgado Airport?

As of January 2026, there are 17 operators available to choose from for flights from Canada to Lisbon Humberto Delgado Airport.

How old do you have to be to fly from Canada to Lisbon Humberto Delgado Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Canada to Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

The travel and health documents you'll need for your trip to Lisbon Humberto Delgado Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 310 Cheap Flights from Canada to Lisbon in 2026

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Canada to Lisbon

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Canada to Lisbon

Enter your travel dates to find the best prices.

11:10 p.m. - 6:40 a.m.

YYZ

LIS

26h 30m1 stop

9:35 a.m. - 1:10 p.m.

LIS

YYZ

8h 35mdirect

C$ 558Air Transat

Sun, 12 Apr - Sun, 19 Apr

2:00 p.m. - 7:45 a.m.

YTZ

LIS

12h 45m1 stop

9:25 a.m. - 10:20 p.m.

LIS

YTZ

17h 55m1 stop

C$ 561Air Transat

Mon, 19 Jan - Mon, 26 Jan

4:30 p.m. - 6:40 a.m.

YTZ

LIS

9h 10m1 stop

8:15 a.m. - 3:05 p.m.

LIS

YTZ

11h 50m1 stop

C$ 565Porter Airlines

Mon, 6 Apr - Mon, 20 Apr

10:25 p.m. - 5:40 p.m.

YYZ

LIS

14h 15m1 stop

6:40 p.m. - 8:10 p.m.

LIS

YYZ

30h 30m1 stop

C$ 565Royal Air Maroc

Fri, 24 Apr - Sat, 2 May

8:45 a.m. - 7:45 a.m.

YTZ

LIS

18h 00m1 stop

9:25 a.m. - 7:50 p.m.

LIS

YTZ

15h 25m1 stop

C$ 591Porter Airlines

Mon, 19 Jan - Mon, 26 Jan

8:30 p.m. - 9:20 a.m.

YTZ

LIS

31h 50m1 stop

11:20 a.m. - 7:55 a.m.

LIS

YTZ

25h 35m1 stop

C$ 602Air Canada

Mon, 19 Jan - Thu, 19 Feb

9:45 p.m. - 9:35 a.m.

YUL

LIS

6h 50mdirect

5:15 p.m. - 8:15 p.m.

LIS

YUL

8h 00mdirect

C$ 609TAP AIR PORTUGAL

Mon, 16 Feb - Wed, 25 Feb

9:45 p.m. - 9:35 a.m.

YUL

LIS

6h 50mdirect

5:15 p.m. - 8:15 p.m.

LIS

YUL

8h 00mdirect

C$ 627TAP AIR PORTUGAL

Mon, 16 Feb - Wed, 25 Feb

1:40 p.m. - 9:20 a.m.

YQB

LIS

38h 40m2 stops

11:25 a.m. - 9:56 a.m.

LIS

YQB

27h 31m1 stop

C$ 745Air Canada

Sun, 29 Mar - Mon, 6 Apr

7:00 p.m. - 9:05 a.m.

YYC

LIS

31h 05m2 stops

6:30 a.m. - 12:50 p.m.

LIS

YYC

36h 20m2 stops

C$ 814American Airlines

Sat, 7 Mar - Mon, 16 Mar

TAP AIR PORTUGAL flights from Canada to Lisbon

Our best TAP AIR PORTUGAL deals on Canada to Lisbon flight tickets

TAP AIR PORTUGAL

7 Apr

YYZ5:35 p.m.Toronto Pearson Intl

7h 20m

LIS5:55 a.m.Lisbon Humberto Delgado

16 Apr

LIS10:40 a.m.Lisbon Humberto Delgado

8h 20m

YYZ2:00 p.m.Toronto Pearson Intl

C$ 602

Find similar

TAP AIR PORTUGAL

16 Feb

YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl

6h 50m

LIS9:35 a.m.Lisbon Humberto Delgado

25 Feb

LIS5:15 p.m.Lisbon Humberto Delgado

8h 00m

YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 609

Find similar

TAP AIR PORTUGAL

16 Feb

YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl

6h 50m

LIS9:35 a.m.Lisbon Humberto Delgado

25 Feb

LIS5:15 p.m.Lisbon Humberto Delgado

8h 00m

YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 627

Find similar

Air Transat flights from Canada to Lisbon

Our best Air Transat deals on Canada to Lisbon flight tickets

Air Transat

12 Apr

YYZ11:10 p.m.Toronto Pearson Intl

26h 30m

1 stop

LIS6:40 a.m.Lisbon Humberto Delgado

19 Apr

LIS9:35 a.m.Lisbon Humberto Delgado

8h 35m

YYZ1:10 p.m.Toronto Pearson Intl

C$ 558

Find similar

Air Transat

19 Jan

YTZ2:00 p.m.Toronto Island

12h 45m

1 stop

LIS7:45 a.m.Lisbon Humberto Delgado

26 Jan

LIS9:25 a.m.Lisbon Humberto Delgado

17h 55m

1 stop

YTZ10:20 p.m.Toronto Island

C$ 561

Find similar

Air Transat

6 Apr

YTZ3:15 p.m.Toronto Island

10h 25m

1 stop

LIS6:40 a.m.Lisbon Humberto Delgado

27 Apr

LIS8:15 a.m.Lisbon Humberto Delgado

11h 50m

1 stop

YTZ3:05 p.m.Toronto Island

C$ 569

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoLisbon

YYZ - LIS

YYZLIS

Toronto Pearson Intl

Sun 12/4

11:10 p.m.-6:40 a.m.

1 stop26h 30m

Lisbon Humberto Delgado

Sun 19/4

9:35 a.m.-1:10 p.m.

Nonstop8h 35m

C$ 558

TorontoLisbon

YTZ - LIS

YTZLIS

Toronto Island

Mon 19/1

2:00 p.m.-7:45 a.m.

1 stop12h 45m

Lisbon Humberto Delgado

Mon 26/1

9:25 a.m.-10:20 p.m.

1 stop17h 55m

C$ 561

TorontoLisbon

YTZ - LIS

YTZLIS

Toronto Island

Mon 6/4

4:30 p.m.-6:40 a.m.

1 stop9h 10m

Lisbon Humberto Delgado

Mon 20/4

8:15 a.m.-3:05 p.m.

1 stop11h 50m

C$ 565

TorontoLisbon

YYZ - LIS

YYZLIS

Toronto Pearson Intl

Fri 24/4

10:25 p.m.-5:40 p.m.

1 stop14h 15m

Lisbon Humberto Delgado

Sat 2/5

6:40 p.m.-8:10 p.m.

1 stop30h 30m

C$ 565

TorontoLisbon

YTZ - LIS

YTZLIS

Toronto Island

Mon 19/1

8:45 a.m.-7:45 a.m.

1 stop18h 00m

Lisbon Humberto Delgado

Mon 26/1

9:25 a.m.-7:50 p.m.

1 stop15h 25m

C$ 591

TorontoLisbon

YTZ - LIS

YTZLIS

Toronto Island

Mon 19/1

8:30 p.m.-9:20 a.m.

1 stop31h 50m

Lisbon Humberto Delgado

Thu 19/2

11:20 a.m.-7:55 a.m.

1 stop25h 35m

C$ 602

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

9:45 p.m.-9:35 a.m.

Nonstop6h 50m

Lisbon Humberto Delgado

Wed 25/2

5:15 p.m.-8:15 p.m.

Nonstop8h 00m

C$ 609

MontrealLisbon

YUL - LIS

YULLIS

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

9:45 p.m.-9:35 a.m.

Nonstop6h 50m

Lisbon Humberto Delgado

Wed 25/2

5:15 p.m.-8:15 p.m.

Nonstop8h 00m

C$ 627

Québec CityLisbon

YQB - LIS

YQBLIS

Québec City

Sun 29/3

1:40 p.m.-9:20 a.m.

2 stops38h 40m

Lisbon Humberto Delgado

Mon 6/4

11:25 a.m.-9:56 a.m.

1 stop27h 31m

C$ 745

CalgaryLisbon

YYC - LIS

YYCLIS

Calgary

Sat 7/3

7:00 p.m.-9:05 a.m.

2 stops31h 05m

Lisbon Humberto Delgado

Mon 16/3

6:30 a.m.-12:50 p.m.

2 stops36h 20m

C$ 814

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Canada to Lisbon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Lisbon?

The month of January is, on average, the cheapest month to fly to Lisbon from Canada, with most prices found around C$ 682. If you don’t want to visit Lisbon in January, then you should wait until November to fly from Canada, when ticket prices are also cheap, with an average price of C$ 700.

What is the cheapest day to depart on your flight to Lisbon?

The cheapest day to depart from Canada to Lisbon is on a Monday. Travellers who choose to depart for Lisbon on a Monday will often find tickets for as low as C$ 868. The most expensive day to fly to Lisbon is Friday, with ticket prices averaging around C$ 993.

What is the cheapest time of day to depart on your flight to Lisbon?

Flying to Lisbon from Canada in the evening is the least expensive time of day to depart. momondo users have found prices as low as C$ 898 when looking at flights departing in the evening. In the afternoon is when there is more demand to fly to Lisbon, so prices are often more expensive at around C$ 899 per ticket.

What is the cheapest Canada to Lisbon Humberto Delgado flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Lisbon Humberto Delgado for the best Canada - Lisbon Humberto Delgado flight prices

How far in advance should I book a flight to Lisbon?

You are more likely to see cheaper flights to Lisbon from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around C$ 823 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Canada for as low as C$ 761 on momondo.

What cabin class options are available on Canada to Lisbon Humberto Delgado flights?

There are 3 cabin classes available to choose from on Canada to Lisbon Humberto Delgado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Canada to Lisbon flights?

No. A direct flight is the cheapest option for a flight between Canada to Lisbon.

Cheap Canada to Lisbon flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Canada to Lisbon

Best price found	C$ 492
Fastest flight time	6h 30m
Direct flights	Mon, Tue, Wed, Thu, Sat and Sun
Airports in Lisbon	1 airport

The best one-way flight to Lisbon from Canada in the past 72 hours is C$ 492. The best round-trip flight deal from Canada to Lisbon found on momondo in the last 72 hours is C$ 622.

The fastest flight from Canada to Lisbon takes 6h 30m

Direct flights go from Canada to Lisbon on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.

There is 1 airport in Lisbon. From Canada there are direct flights to Lisbon Humberto Delgado (LIS).

Search flight deals

When did momondo last update prices for flights from Canada to Lisbon Humberto Delgado Airport?
Prices for flights from Canada to Lisbon Humberto Delgado Airport are updated daily.
How many operators does momondo search for flights from Canada to Lisbon Humberto Delgado Airport?
As of January 2026, there are 17 operators available to choose from for flights from Canada to Lisbon Humberto Delgado Airport.
How old do you have to be to fly from Canada to Lisbon Humberto Delgado Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Canada to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The travel and health documents you'll need for your trip to Lisbon Humberto Delgado Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Canada to Lisbon?
Based on momondo bookings for flights between Canada and Lisbon, the leading plane model is Airbus A321neo, making up 49.21% of the total bookings. Other popular models include Airbus A330-200 with 15.52%, Boeing 777-300ER with 7.61%, and Boeing 787-8 Dreamliner with 5.05%.

Best airlines flying from Canada to Lisbon

Compare and see reviews for airlines that fly from Canada to Lisbon with momondo

Airline	Rating	Free Cancellation	Price
SWISS	PriceFrom C$ 263	Free Cancellation	Rating 7.5 1,840 reviews	Search SWISS flights
Iberia	PriceFrom C$ 294	Free Cancellation	Rating 7.0 3,076 reviews	Search Iberia flights
Finnair	PriceFrom C$ 334	Free Cancellation	Rating 7.6 1,346 reviews	Search Finnair flights
American Airlines	PriceFrom C$ 377	Free Cancellation	Rating 7.2 11,094 reviews	Search American Airlines flights
British Airways	PriceFrom C$ 405	Free Cancellation	Rating 6.7 7,657 reviews	Search British Airways flights
Royal Air Maroc	PriceFrom C$ 492	Free Cancellation	Rating 6.2 556 reviews	Search Royal Air Maroc flights
Air France	PriceFrom C$ 542	Free Cancellation	Rating 7.4 1,519 reviews	Search Air France flights
Air Transat	PriceFrom C$ 557	Free Cancellation	Rating 7.7 491 reviews	Search Air Transat flights
Porter Airlines	PriceFrom C$ 568	Free Cancellation	Rating 8.0 406 reviews	Search Porter Airlines flights
TAP AIR PORTUGAL	PriceFrom C$ 570	Free Cancellation	Rating 7.1 2,111 reviews	Search TAP AIR PORTUGAL flights

Sintra

Evora

Nazaré

Fátima

Peniche

Sesimbra

Estoril

Óbidos

Costa da Caparica

Sines

Caldas da Rainha

Figueira da Foz

Setúbal

Why use momondo?

Why should I use momondo to find a flight deal from Canada to Lisbon?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Lisbon from Canada.

Can I find flights from Canada to Lisbon with flexible booking policies on momondo?

Flights from Canada to Lisbon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Canada to Lisbon?

Once you have performed a search for Canada to Lisbon flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Canada to Lisbon right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Canada to Lisbon flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Lisbon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Fri 6/2

Fri 13/2

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Airports servicing Portugal

Cheap flights from Canada to Lisbon from C$ 310

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Canada to Lisbon departing on 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Canada to Lisbon

Recent round-trip flight deals from Canada to Lisbon

Recent one-way flight deals from Canada to Lisbon

Recent last minute flight deals from Canada to Lisbon

Recent direct flight deals from Canada to Lisbon

TAP AIR PORTUGAL flights from Canada to Lisbon

Our best TAP AIR PORTUGAL deals on Canada to Lisbon flight tickets

Air Transat flights from Canada to Lisbon

Our best Air Transat deals on Canada to Lisbon flight tickets

momondo Fare Finder

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

See travel insights to Lisbon from

How to get the cheapest flight ticket from Canada to Lisbon

What is the cheapest month to fly to Lisbon?

The month of January is, on average, the cheapest month to fly to Lisbon from Canada, with most prices found around C$ 682. If you don’t want to visit Lisbon in January, then you should wait until November to fly from Canada, when ticket prices are also cheap, with an average price of C$ 700.

What is the cheapest day to depart on your flight to Lisbon?

The cheapest day to depart from Canada to Lisbon is on a Monday. Travellers who choose to depart for Lisbon on a Monday will often find tickets for as low as C$ 868. The most expensive day to fly to Lisbon is Friday, with ticket prices averaging around C$ 993.

What is the cheapest time of day to depart on your flight to Lisbon?

What is the cheapest Canada to Lisbon Humberto Delgado flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Lisbon Humberto Delgado for the best Canada - Lisbon Humberto Delgado flight prices

How far in advance should I book a flight to Lisbon?

What cabin class options are available on Canada to Lisbon Humberto Delgado flights?

There are 3 cabin classes available to choose from on Canada to Lisbon Humberto Delgado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Canada to Lisbon flights?

No. A direct flight is the cheapest option for a flight between Canada to Lisbon.

What is the cheapest airline that flies from Canada to Lisbon Humberto Delgado?

Azores Airlines, Air Transat, and WestJet are the most popular carriers operating from Canada to Lisbon Humberto Delgado

Which airlines fly to Lisbon?

How often are flights from Canada to Lisbon delayed?

Historically, on average around 21% of flights between Canada and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 122 minutes.

What is the most punctual flight time for Canada to Lisbon flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Canada to Lisbon flights?

According to our data, Air Canada has had the least delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

How many flights depart from Canada to Lisbon on average per day?

As of January 2026, there are 3 flights per day flying from Canada to Lisbon. The most common time of day flights depart is 9:00p.m., with 92% of flights taking off in the evening.

How many flights depart from Canada to Lisbon on average per week?

As of January 2026, 27 flights take off from Canada and land in Lisbon each week. The most common flight departure day for this route is Sun, with 26% of weekly flights taking off on this day.

How long does it take to fly to Lisbon?

On average, it takes 6h 30m to fly from Canada to Lisbon if you fly out of Montreal (the most popular airport in Canada) and into Lisbon (the most popular airport in Lisbon). If you’re flying out of Toronto and into Lisbon, then the flight time is around 8h 02m.

Cheap Canada to Lisbon flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Canada to Lisbon

Best price found

Fastest flight time

Direct flights

Airports in Lisbon

When did momondo last update prices for flights from Canada to Lisbon Humberto Delgado Airport?

How many operators does momondo search for flights from Canada to Lisbon Humberto Delgado Airport?

How old do you have to be to fly from Canada to Lisbon Humberto Delgado Airport?

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

What is the most popular plane model from Canada to Lisbon?

Best airlines flying from Canada to Lisbon

Compare and see reviews for airlines that fly from Canada to Lisbon with momondo

Travelling to a place near Lisbon?

Why use momondo?

Why should I use momondo to find a flight deal from Canada to Lisbon?

Can I find flights from Canada to Lisbon with flexible booking policies on momondo?

How can momondo help me find flights from Canada to Lisbon?

I’m not ready to book a flight from Canada to Lisbon right now. Can momondo alert me if prices change?

An easier way to manage your Lisbon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal