S$ 98+ Cheap flights from Portugal

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21-5. 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.
LIS — SIN
6 Jun — 13 Jun1
1 adult
1 adult, Economy, 0 bags

Find flights from Portugal within your budget

 
Find flights departing from Portugal 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 7 May 2026. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 18-6

11:30-17:10

1 stop22h 40m

Singapore Changi

Sat 4-7

23:25-00:10

1 stop31h 45m

S$ 979

PortoSingapore

OPO - SIN

OPOSIN

Porto

Sat 13-6

19:20-17:10

1 stop38h 50m

Singapore Changi

Sun 28-6

23:25-18:15

1 stop25h 50m

S$ 1,000
Fastest return journey

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Tue 7-7

09:15-09:40

1 stop17h 25m

Singapore Changi

Wed 15-7

21:00-07:25

1 stop17h 25m

S$ 1,040

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 18-6

14:35-17:10

2 stops19h 35m

Singapore Changi

Thu 2-7

23:25-11:25

1 stop19h 00m

S$ 1,107

FaroSingapore

FAO - SIN

FAOSIN

Faro

Thu 4-6

12:40-18:40

1 stop23h 00m

Singapore Changi

Mon 8-6

23:20-17:50

1 stop25h 30m

S$ 1,116

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Sat 31-10

05:55-08:45

1 stop18h 50m

Singapore Changi

Sun 15-11

23:25-15:05

1 stop23h 40m

S$ 1,127

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 18-6

11:00-17:55

1 stop23h 55m

Singapore Changi

Thu 2-7

10:25-15:45

1 stop36h 20m

S$ 1,159

FaroSingapore

FAO - SIN

FAOSIN

Faro

Thu 16-7

06:05-09:40

2 stops20h 35m

Singapore Changi

Sun 2-8

21:00-10:25

2 stops20h 25m

S$ 1,177

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Tue 4-8

09:15-09:40

1 stop17h 25m

Singapore Changi

Sat 15-8

21:00-07:25

1 stop17h 25m

S$ 1,187

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Thu 18-6

14:05-17:10

2 stops20h 05m

Singapore Changi

Sat 4-7

23:25-13:45

2 stops21h 20m

S$ 1,205

Flights are sorted by cheapest return flights first.

Deals found on 5-5

Showing 1-10 of 47 resultsSorted by cheapest first
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Best time to book a flight from Portugal

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

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

When is the best time to book a flight from Portugal?

The price you pay for your flight from Portugal may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, May is the cheapest month in which you can book a flight from Portugal (average of S$ 564). Flying from Portugal in July will prove the most costly (average of S$ 876). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What is the cheapest place to fly to from Portugal?

The cheapest city to fly to from Portugal is London, with prices starting at S$ 43. Explore other affordable destinations below.

London
London
From S$ 43
Barcelona-El Prat
Barcelona-El Prat
From S$ 62
Geneva Geneve-Cointrin
Geneva Geneve-Cointrin
From S$ 71
Lisbon Humberto Delgado
Lisbon Humberto Delgado
From S$ 80

Browse thousands of different options on Cheapflights for your next trip

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Direct flights from Europe

Book a direct flight from one of these other cities located in Europe.
Direct flights from Lisbon
Direct flights from Porto
Direct flights from Faro
Direct flights from Funchal
Direct flights from Ponta Delgada

Related info for your journey

Access useful and relevant information related to your journey from Portugal. 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 7 May 2026.

  • What is the cheapest month to fly from Portugal?

    Currently, the cheapest month for flights from Portugal is May. The most expensive month for flights is July. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Portugal?

    Deals for flights from Portugal 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 Portugal?

    It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portugal.

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

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

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

    Not ready to book yet? You can track prices for flights from Portugal on Cheapflights with our Price Alerts feature and get notified when better prices are available.

See more FAQs

Fly with Cheapflights

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

How does Cheapflights help users find flights from Portugal?

Deals for flights from Portugal 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 Portugal?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portugal.

Can Cheapflights find flights from Portugal with no change fees?

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

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

Not ready to book yet? You can track prices for flights from Portugal on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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