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Cheap flights from Portugal to Singapore from S$ 401

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 11-2. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SIN
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portugal to Singapore

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

Round-trip from

S$ 900

One-way from

S$ 401

Popular in

July

Cheapest in

January

Average price

S$ 1,043
KLM
  • KLM
  • 21-11-25-11
  • 2 total stops
  • 47h 25m total
  • Portugal to Singapore
Search Deals
11-2
  • 11-2
  • 2 total stops
  • 54h 55m total
  • Portugal to Singapore
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (S$ 127 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (S$ 34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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Find 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 31 October 2025.

Fri 21-1109:15FAO - SIN
1 stop23h 00mKLM
Tue 25-1101:40SIN - FAO
1 stop24h 25mKLM
Deal found 28-10S$ 900
Thu 20-1112:20LIS - SIN
2 stops19h 55mAir France
Wed 3-1222:50SIN - LIS
1 stop20h 30mAir France
Deal found 29-10S$ 924
Tue 2-1208:25LIS - SIN
1 stop17h 10mEtihad Airways
Wed 10-1219:25SIN - LIS
1 stop19h 15mEtihad Airways
Deal found 30-10S$ 926
Sun 30-1105:30LIS - SIN
1 stop27h 25mMultiple Airlines
Sun 7-1201:40SIN - LIS
1 stop20h 55mMultiple Airlines
Deal found 30-10S$ 927
Sun 30-1123:30LIS - SIN
1 stop19h 50mMultiple Airlines
Thu 4-1202:45SIN - LIS
1 stop27h 45mMultiple Airlines
Deal found 30-10S$ 934
Tue 11-1116:10OPO - SIN
1 stop16h 05mMultiple Airlines
Wed 10-1222:50SIN - OPO
1 stop19h 40mMultiple Airlines
Deal found 29-10S$ 934
Mon 10-1111:25OPO - SIN
1 stop21h 30mAir France
Wed 10-1222:50SIN - OPO
1 stop19h 40mAir France
Deal found 29-10S$ 935
Thu 20-1116:10LIS - SIN
1 stop18h 30mFinnair
Thu 4-1222:05SIN - LIS
1 stop25h 20mFinnair
Deal found 30-10S$ 946
Tue 11-1111:25LIS - SIN
1 stop20h 50mMultiple Airlines
Fri 28-1122:50SIN - LIS
1 stop26h 40mMultiple Airlines
Deal found 30-10S$ 948
Mon 10-1112:20LIS - SIN
1 stop20h 35mAir France
Fri 28-1122:50SIN - LIS
1 stop24h 20mAir France
Deal found 30-10S$ 950
Mon 1-1215:30LIS - SIN
2 stops19h 05mMultiple Airlines
Sun 7-1201:40SIN - LIS
2 stops21h 30mMultiple Airlines
Deal found 30-10S$ 952
Mon 1-1205:30LIS - SIN
1 stop27h 25mAir France
Sat 6-1222:50SIN - LIS
1 stop26h 40mAir France
Deal found 30-10S$ 953

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 31 October 2025.
Use the filters below to find and compare flights from Portugal to Singapore that are best for you.

Fly from

Portugal

Fly to

Singapore

Route

Depart

Return

Price

FaroSingapore

FAO - SIN

FAOSIN

Faro

Fri 21-11

09:15-16:15

1 stop23h 00m

Singapore Changi

Tue 25-11

01:40-18:05

1 stop24h 25m

S$ 900

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Thu 20-11

12:20-16:15

2 stops19h 55m

Singapore Changi

Wed 3-12

22:50-11:20

1 stop20h 30m

S$ 924

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Wed 10-12

12:20-16:15

2 stops19h 55m

Singapore Changi

Wed 18-2

22:50-11:20

1 stop20h 30m

S$ 924

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Thu 22-1

11:25-16:15

1 stop20h 50m

Singapore Changi

Sun 1-2

22:50-11:20

1 stop20h 30m

S$ 927

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Wed 28-1

16:10-18:40

1 stop18h 30m

Singapore Changi

Wed 18-2

22:05-15:25

1 stop25h 20m

S$ 933

PortoSingapore

OPO - SIN

OPOSIN

Porto

Tue 11-11

16:10-16:15

1 stop16h 05m

Singapore Changi

Wed 10-12

22:50-10:30

1 stop19h 40m

S$ 934

LisbonSingapore

LIS - SIN

LISSIN

Lisbon Humberto Delgado

Thu 22-1

12:20-16:15

2 stops19h 55m

Singapore Changi

Sun 1-2

10:55-22:25

1 stop19h 30m

S$ 953

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 20-11

17:10-23:05

3 stops21h 55m

Singapore Changi

Thu 4-12

16:10-18:15

2 stops34h 05m

S$ 968

FaroSingapore

FAO - SIN

FAOSIN

Faro

Tue 13-1

19:45-16:55

2 stops37h 10m

Singapore Changi

Tue 20-1

22:50-18:15

2 stops51h 25m

S$ 982

PortoSingapore

OPO - SIN

OPOSIN

Porto

Mon 17-11

06:30-16:15

1 stop25h 45m

Singapore Changi

Tue 2-12

17:25-22:25

2 stops37h 00m

S$ 983

Flights are sorted by cheapest return flights first.

Deals found on 29-10

Showing 1-10 of 39 results
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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

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

Currently, June is the cheapest month in which you can book a flight from Portugal to Singapore (average of S$ 726). Flying from Portugal to Singapore in July is currently the most expensive (average of S$ 953). 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 PT to SIN?

Find hourly flight availability from Portugal to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 October 2025.

When flying from Portugal to Singapore, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 22% versus a flight in the evening.

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 KLM, Air France, and Finnair fly from Portugal to Singapore in about 18h 30m. The time it takes to get you to your destination can typically vary by up to 4h 30m. The distance between Portugal and Singapore is about 11882 km. This flight may include one or multiple stops.

  • 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, June is the cheapest month in which you can book a flight from Portugal to Singapore (average of S$ 726). Flying from Portugal to Singapore in July is currently the most expensive (average of S$ 953). 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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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.

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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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