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Cheap flights from Portugal to Singapore from S$ 419

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 10-6. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SIN
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portugal to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Portugal to Singapore
Explore the most affordable flight options available from Portugal to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2026.

Thu 11-614:30
LIS
-
SIN
1 stop19h 05m
Lufthansa
Fri 26-622:45
SIN
-
LIS
1 stop21h 55m
Lufthansa
Deal found 25-4S$ 962
Tue 19-508:55
LIS
-
SIN
1 stop17h 45m
Etihad Airways
Tue 26-521:00
SIN
-
LIS
1 stop17h 30m
Etihad Airways
Deal found 28-4S$ 981
Thu 28-509:15
LIS
-
SIN
1 stop17h 25m
Etihad Airways
Tue 14-721:00
SIN
-
LIS
1 stop17h 25m
Etihad Airways
Deal found 27-4S$ 985
Wed 13-509:15
LIS
-
SIN
1 stop17h 25m
Etihad Airways
Wed 24-621:00
SIN
-
LIS
1 stop17h 25m
Etihad Airways
Deal found 25-4S$ 986
Wed 20-508:55
LIS
-
SIN
1 stop17h 45m
Etihad Airways
Wed 8-721:00
SIN
-
LIS
1 stop17h 25m
Etihad Airways
Deal found 27-4S$ 989
Thu 18-608:40
OPO
-
SIN
1 stop25h 30m
SWISS
Sat 4-723:25
SIN
-
OPO
1 stop31h 45m
SWISS
Deal found 29-4S$ 993
Wed 20-509:15
LIS
-
SIN
1 stop17h 25m
Etihad Airways
Sun 28-621:00
SIN
-
LIS
1 stop17h 25m
Etihad Airways
Deal found 27-4S$ 994
Thu 18-611:05
OPO
-
SIN
1 stop22h 30m
Lufthansa
Sat 4-722:45
SIN
-
OPO
1 stop31h 40m
Lufthansa
Deal found 28-4S$ 997
Mon 31-809:15
LIS
-
SIN
1 stop17h 25m
Etihad Airways
Fri 11-921:00
SIN
-
LIS
1 stop17h 25m
Etihad Airways
Deal found 28-4S$ 1,000
Mon 5-1009:15
LIS
-
SIN
1 stop17h 25m
Etihad Airways
Mon 12-1021:00
SIN
-
LIS
1 stop17h 25m
Etihad Airways
Deal found 25-4S$ 1,003
Thu 11-614:30
LIS
-
SIN
2 stops19h 40m
Multiple Airlines
Fri 26-622:45
SIN
-
LIS
1 stop21h 55m
Multiple Airlines
Deal found 25-4S$ 1,004
Thu 11-608:40
OPO
-
SIN
1 stop25h 30m
SWISS
Wed 24-623:25
SIN
-
OPO
1 stop31h 45m
SWISS
Deal found 28-4S$ 1,011

Find flight deals from Portugal to Singapore

Keep the following information in mind while searching for Portugal to Singapore flight deals. Data was last updated 29 April 2026.

Round-trip from

S$ 962

One-way from

S$ 419

Popular in

December

Cheapest in

January

Average price

S$ 1,166
Lufthansa
  • Lufthansa
  • 11-6-26-6
  • 2 total stops
  • 41h 00m total
  • Portugal to Singapore
Search Deals
10-6
  • 10-6
  • 3 total stops
  • 38h 00m total
  • Portugal to Singapore
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (S$ 11 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (S$ 29 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Portugal to Singapore 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 200,618 searches. Data last updated 29 April 2026.
Use the filters below to find and compare flights from Portugal to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 11-6

08:40-17:10

1 stop25h 30m

Singapore Changi

Wed 24-6

23:25-00:10

1 stop31h 45m

S$ 1,011

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Wed 13-5

08:55-09:40

1 stop17h 45m

Singapore Changi

Mon 6-7

21:00-07:25

1 stop17h 25m

S$ 1,048

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Tue 19-5

08:55-09:40

1 stop17h 45m

Singapore Changi

Sat 18-7

21:00-07:25

1 stop17h 25m

S$ 1,077
Fastest return journey

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Thu 25-6

09:15-09:40

1 stop17h 25m

Singapore Changi

Mon 29-6

21:00-07:25

1 stop17h 25m

S$ 1,131

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Sun 16-8

09:15-09:40

1 stop17h 25m

Singapore Changi

Tue 8-9

21:00-07:25

1 stop17h 25m

S$ 1,152

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 2-7

20:10-09:40

2 stops54h 30m

Singapore Changi

Sat 11-7

21:00-06:50

2 stops40h 50m

S$ 1,171

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 28-5

16:05-09:40

2 stops34h 35m

Singapore Changi

Mon 1-6

21:00-19:20

2 stops29h 20m

S$ 1,184

PortoSingapore

OPO - SIN

OPOSIN

Porto

Sat 24-10

10:45-17:55

1 stop24h 10m

Singapore Changi

Sat 31-10

05:25-15:10

1 stop17h 45m

S$ 1,185

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Wed 3-6

09:10-17:10

1 stop25h 00m

Singapore Changi

Fri 12-6

22:45-13:40

1 stop21h 55m

S$ 1,194

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Wed 13-5

12:05-17:10

1 stop22h 05m

Singapore Changi

Wed 24-6

23:25-13:45

2 stops21h 20m

S$ 1,196

Flights are sorted by cheapest return flights first.

Deals found on 27-4

Showing 1-10 of 40 resultsSorted by cheapest first
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Best time to book a flight from Portugal to Singapore

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

Cheapflights Insights

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

How far ahead should I book a flight from Portugal to Singapore?

To ensure you get the cheapest price possible for a flight from Portugal to Singapore, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, May is the cheapest month in which you can book a flight from Portugal to Singapore (average of S$ 567). Flying from Portugal to Singapore in July is currently the most expensive (average of S$ 880). 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.

How often are flights from Portugal to Singapore delayed?

About 100% of weekly flights between Portugal and Singapore have experienced delays in the past year, with the average delay time being 49 minutes.

What is the most punctual flight time for Portugal to Singapore flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

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

Tuesday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

Related info for your journey

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

    Singapore Changi (SIN), located 16.9 km from the city centre, is the airport you fly into when you book flights from Portugal to Singapore.

  • How long is the flight from Portugal to Singapore?

    Airlines like Etihad Airways, SWISS, and Turkish Airlines fly from Portugal to Singapore in about 17h 45m. The time it takes to get you to your destination can typically vary by up to 6h 25m. The distance between Portugal and Singapore is about 11882 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Portugal to Singapore one-way?

    For one-way options, check prices for Finnair. According to our data, you can fly for as low as S$ 627. Users have also found prices from S$ 699 and S$ 764 on Etihad Airways and British Airways, respectively.

  • What are the most popular routes from Portugal to Singapore?

    The most popular route from Portugal to Singapore is Lisbon Humberto Delgado - Singapore Changi. You may also consider Porto - Singapore Changi or Faro - Singapore Changi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portugal to Singapore 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 Singapore?

    Currently, May is the cheapest month in which you can book a flight from Portugal to Singapore (average of S$ 567). Flying from Portugal to Singapore in July is currently the most expensive (average of S$ 880). 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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How does Cheapflights help users find flights from Portugal to Singapore?

When you search for this flight from Portugal to Singapore, 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 Singapore?

Millions of users choose and trust Cheapflights to book the best flight deals from Portugal to Singapore 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 Singapore with no change fees?

Certainly. Search results for flights to Singapore 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 Singapore become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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