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Cheap flights from Porto to Singapore from S$ 503

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 27-8. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — SIN
20 Apr — 27 Apr1
1 adult

Cheap flight deals from Porto to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 April 2025.

Round-trip from

S$ 800

One-way from

S$ 503

Popular in

July

Cheapest in

February

Average price

S$ 1,124
British Airways
  • British Airways
  • 2-5-18-5
  • 2 total stops
  • 63h 55m total
  • Porto to Singapore
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27-8
  • 27-8
  • 2 total stops
  • 38h 35m total
  • Porto to Singapore
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Highest demand for flights based on searches. 14% potential increase in price (S$ 247 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (S$ 41 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find flight deals from Porto to Singapore

Cheapest flights from Porto to Singapore
Explore the most affordable flight options available from Porto to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Fri 2-521:10OPO - SIN
1 stop35h 55mBritish Airways
Sun 18-523:20SIN - OPO
1 stop28h 00mBritish Airways
Deal found 14-4S$ 800
Thu 8-512:15OPO - SIN
1 stop21h 50mSWISS
Wed 21-523:30SIN - OPO
1 stop18h 55mSWISS
Deal found 14-4S$ 901
Fri 25-420:35OPO - SIN
1 stop35h 55mMultiple Airlines
Mon 19-522:30SIN - OPO
1 stop24h 00mMultiple Airlines
Deal found 14-4S$ 916
Wed 10-912:20OPO - SIN
2 stops20h 25mQatar Airways
Wed 17-910:30SIN - OPO
2 stops28h 05mQatar Airways
Deal found 14-4S$ 1,155
Sun 29-606:35OPO - SIN
1 stop26h 55mAir France
Fri 18-710:50SIN - OPO
1 stop38h 20mAir France
Deal found 14-4S$ 1,226
Thu 26-611:05OPO - SIN
1 stop23h 50mTurkish Airlines
Wed 16-723:10SIN - OPO
1 stop23h 40mTurkish Airlines
Deal found 14-4S$ 1,229
Thu 8-506:30OPO - SIN
1 stop26h 00mKLM
Tue 20-500:40SIN - OPO
1 stop25h 35mKLM
Deal found 14-4S$ 1,241
Thu 26-611:05OPO - SIN
1 stop22h 35mLufthansa
Mon 21-723:25SIN - OPO
2 stops26h 35mLufthansa
Deal found 14-4S$ 1,296
Wed 10-920:35OPO - SIN
2 stops36h 10mIberia
Tue 16-903:10SIN - OPO
2 stops35h 25mIberia
Deal found 14-4S$ 1,350
Wed 25-610:00OPO - SIN
2 stops28h 45mEmirates
Mon 14-700:50SIN - OPO
2 stops29h 05mEmirates
Deal found 14-4S$ 1,566
Fri 2-511:55OPO - SIN
2 stops20h 05mTAP AIR PORTUGAL
Sat 17-500:50SIN - OPO
2 stops29h 25mTAP AIR PORTUGAL
Deal found 14-4S$ 1,654

Cheapflights Fare Finder

Customise your flight search to find flights from Porto 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 15 April 2025.
Use the filters below to find and compare flights from Porto to Singapore that are best for you.

Fly from

Porto

Fly to

Singapore

Route

Depart

Return

Price

PortoSingapore

OPO - SIN

OPOSIN

Porto

Fri 2-5

21:10-16:05

1 stop35h 55m

Singapore Changi

Sun 18-5

23:20-20:20

1 stop28h 00m

S$ 800

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 8-5

12:15-17:05

1 stop21h 50m

Singapore Changi

Wed 21-5

23:30-11:25

1 stop18h 55m

S$ 901

PortoSingapore

OPO - SIN

OPOSIN

Porto

Fri 25-4

20:35-15:30

1 stop35h 55m

Singapore Changi

Mon 19-5

22:30-15:30

1 stop24h 00m

S$ 916

PortoSingapore

OPO - SIN

OPOSIN

Porto

Wed 10-9

12:20-15:45

2 stops20h 25m

Singapore Changi

Wed 17-9

10:30-07:35

2 stops28h 05m

S$ 1,155

PortoSingapore

OPO - SIN

OPOSIN

Porto

Sun 29-6

06:35-16:30

1 stop26h 55m

Singapore Changi

Fri 18-7

10:50-18:10

1 stop38h 20m

S$ 1,226

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 26-6

11:05-17:55

1 stop23h 50m

Singapore Changi

Wed 16-7

23:10-15:50

1 stop23h 40m

S$ 1,229

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 8-5

06:30-15:30

1 stop26h 00m

Singapore Changi

Tue 20-5

00:40-19:15

1 stop25h 35m

S$ 1,241

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 26-6

11:05-16:40

1 stop22h 35m

Singapore Changi

Mon 21-7

23:25-19:00

2 stops26h 35m

S$ 1,296

PortoSingapore

OPO - SIN

OPOSIN

Porto

Wed 10-9

20:35-15:45

2 stops36h 10m

Singapore Changi

Tue 16-9

03:10-07:35

2 stops35h 25m

S$ 1,350

PortoSingapore

OPO - SIN

OPOSIN

Porto

Wed 25-6

10:00-21:45

2 stops28h 45m

Singapore Changi

Mon 14-7

00:50-22:55

2 stops29h 05m

S$ 1,566

Flights are sorted by cheapest return flights first.

Deals found on 14-4

Showing 1-10 of 16 results
1
2

Best time to book a flight from Porto to Singapore

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

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

Use this chart to determine the optimal time to book a return flight from Porto to Singapore. Price data was last updated on 11 April 2025.

The price you pay for your flight from Porto to Singapore may vary depending on when you book. For the best chance of a lower fare, look to book 26 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Rainfall in Singapore by month

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

In terms of precipitation, rainfall in Singapore ranges from 150.0 - 269.0 inches per month. December is typically the wettest month, when rainfall can reach 269.0 mm. July is typically the driest time to visit Singapore when rainfall is around 150.0 mm.

Temperature in Singapore by month

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

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated 15 April 2025.
Read reviews from past customers who have flown Emirates, KLM and Austrian Airlines from Porto to Singapore. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.0
Very Good
3,198 reviews
Check prices

Crew

8.3

Food

7.8

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2024

AKL - DXB

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!
Emirates
8.0
Very Good
3,198 reviews
Emirates
8.0
Very Good
3,198 reviews
Check prices

Crew

8.3

Food

7.8

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2024

AKL - DXB

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!
KLM
7.8
Good
1,323 reviews
Emirates
8.0
Very Good
3,198 reviews
Check prices

Crew

8.3

Food

7.8

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2024

AKL - DXB

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!
Austrian Airlines
7.6
Good
775 reviews
Emirates
8.0
Very Good
3,198 reviews
Check prices

Crew

8.3

Food

7.8

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2024

AKL - DXB

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!
Air France
7.5
Good
1,435 reviews
Emirates
8.0
Very Good
3,198 reviews
Check prices

Crew

8.3

Food

7.8

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2024

AKL - DXB

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!
SWISS
7.5
Good
1,578 reviews
Emirates
8.0
Very Good
3,198 reviews
Check prices

Crew

8.3

Food

7.8

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2024

AKL - DXB

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!

Related info for your journey

Find useful and relevant information for your journey from Porto to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Porto to Singapore round-trip?

    Flying on British Airways is currently your cheapest option to Singapore, with prices starting at S$ 800. Additional round-trip tickets that might be worth considering are offered by SWISS and Qatar Airways, with the lowest prices starting at S$ 901 and S$ 1,155, respectively. These flights start at 30% lower than the current average price 3 months from now.

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

    For one-way options, check prices for SWISS. According to our data, you can fly for as low as S$ 904. Users have also found prices from S$ 941 and S$ 949 on Lufthansa and Austrian Airlines, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Porto 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Porto to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Lisbon to Singapore flights
Faro to Singapore flights

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