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

Flying on KLM is currently your cheapest option to Singapore, with prices starting at S$ 1,028. Additional round-trip tickets that might be worth considering are offered by Turkish Airlines and Qatar Airways, with the lowest prices starting at S$ 1,135 and S$ 1,412, respectively. These flights start at 9% lower than the current average price 3 months from now. Find deals

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

For one-way options, check prices for Lufthansa. According to our data, you can fly for as low as S$ 921. Users have also found prices from S$ 2,250 and S$ 3,297 on Ethiopian Air and Turkish Airlines, respectively. Find deals

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

To save on the cost of your flight from Porto to Singapore, book at least 27 days before your planned departure. Booking around this time can save you about 27% on the cost of this flight compared to booking a flight leaving this week. We have found prices from S$ 992 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as S$ 1,179.

What is the cheapest month to fly from Porto to Singapore?

February is one of the best times of the year to fly to Singapore from Porto. Prices for February average S$ 1,130 per person but you can even find prices for as low as S$ 820. The most expensive prices can be found in the month of July. Opting for a February flight can save you 29% on your journey compared to booking in July

What is the cheapest time of day to fly from OPO to SIN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Porto to Singapore as you normally would.

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.

S$ 729+ Flights from Porto to Singapore

Cheap flight deals from Porto to Singapore

Round-trip from	S$ 1,028
One-way from	S$ 819
Popular in	July
Cheapest in	February
Average price	S$ 1,031

KLM
21-6-27-6
2 total stops
66h 10m total
Porto to Singapore

Search Deals

30-8
2 total stops
38h 10m total
Porto to Singapore

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (S$ 243 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (S$ 40 potential savings vs. average return price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

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 8 May 2025.

Fri 9-511:15OPO - SIN

1 stop21h 50mBritish Airways

Sat 24-523:20SIN - OPO

1 stop28h 15mBritish Airways

Deal found 7-5S$ 729

Sat 10-518:55OPO - SIN

1 stop37h 35mKLM

Mon 26-522:30SIN - OPO

2 stops26h 25mKLM

Deal found 7-5S$ 995

Thu 4-1211:25OPO - SIN

1 stop22h 25mMultiple Airlines

Tue 10-323:45SIN - OPO

1 stop21h 05mMultiple Airlines

Deal found 7-5S$ 1,024

Sun 22-610:45OPO - SIN

1 stop39h 00mTurkish Airlines

Sun 29-610:15SIN - OPO

1 stop30h 40mTurkish Airlines

Deal found 7-5S$ 1,135

Thu 4-1211:25OPO - SIN

1 stop22h 25mSWISS

Mon 9-300:05SIN - OPO

1 stop25h 25mSWISS

Deal found 7-5S$ 1,166

Thu 4-1212:05OPO - SIN

2 stops20h 55mLufthansa

Tue 10-323:45SIN - OPO

2 stops19h 55mLufthansa

Deal found 7-5S$ 1,174

Tue 8-716:35OPO - SIN

2 stops21h 25mQatar Airways

Mon 21-703:10SIN - OPO

2 stops23h 45mQatar Airways

Deal found 7-5S$ 1,412

Sat 10-516:20OPO - SIN

1 stop17h 10mAir France

Sun 25-500:40SIN - OPO

2 stops21h 50mAir France

Deal found 7-5S$ 1,466

Fri 9-511:00OPO - SIN

2 stops21h 00mTAP AIR PORTUGAL

Fri 23-500:50SIN - OPO

2 stops29h 05mTAP AIR PORTUGAL

Deal found 6-5S$ 1,655

Best flights from Porto to Singapore
Discover carefully curated flight deals from Porto to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 May 2025.

Sat 21-618:55OPO - SIN

1 stop37h 35mKLM

Fri 27-600:40SIN - OPO

1 stop28h 35mKLM

Deal found 7-5S$ 1,028

Sun 22-622:25OPO - SIN

2 stops28h 15mMultiple Airlines

Sun 29-621:10SIN - OPO

2 stops33h 05mMultiple Airlines

Deal found 7-5S$ 1,099

Sun 22-610:45OPO - SIN

1 stop39h 00mTurkish Airlines

Sun 29-610:15SIN - OPO

1 stop30h 40mTurkish Airlines

Deal found 7-5S$ 1,135

Tue 8-716:35OPO - SIN

2 stops21h 25mQatar Airways

Mon 21-703:10SIN - OPO

2 stops23h 45mQatar Airways

Deal found 7-5S$ 1,412

Sat 21-619:20OPO - SIN

1 stop38h 45mSWISS

Sat 28-623:30SIN - OPO

1 stop19h 00mSWISS

Deal found 7-5S$ 1,417

Tue 8-711:05OPO - SIN

1 stop22h 35mLufthansa

Mon 21-700:05SIN - OPO

1 stop30h 15mLufthansa

Deal found 7-5S$ 1,433

Sun 17-818:00OPO - SIN

2 stops20h 45mTAP AIR PORTUGAL

Thu 21-800:50SIN - OPO

2 stops29h 10mTAP AIR PORTUGAL

Deal found 7-5S$ 1,967

Last-minute flights from Porto to Singapore
Discover last-minute flight deals from Porto to Singapore. Data last updated 8 May 2025 and is based on user searches.

Fri 9-511:15OPO - SIN

1 stop21h 50mBritish Airways

Sat 24-523:20SIN - OPO

1 stop28h 15mBritish Airways

Deal found 7-5S$ 729

Fri 9-514:35OPO - SIN

2 stops19h 30mSWISS

Sat 24-523:30SIN - OPO

2 stops21h 15mSWISS

Deal found 6-5S$ 1,214

Fri 9-511:00OPO - SIN

2 stops21h 00mTAP AIR PORTUGAL

Fri 23-500:50SIN - OPO

2 stops29h 05mTAP AIR PORTUGAL

Deal found 6-5S$ 1,655

Sat 10-518:55OPO - SIN

1 stop37h 35mKLM

Mon 26-522:30SIN - OPO

2 stops26h 25mKLM

Deal found 7-5S$ 995

Sat 10-512:20OPO - SIN

2 stops20h 25mQatar Airways

Sun 25-503:10SIN - OPO

2 stops23h 45mQatar Airways

Deal found 7-5S$ 1,453

Sat 10-516:20OPO - SIN

1 stop17h 10mAir France

Sun 25-500:40SIN - OPO

2 stops21h 50mAir France

Deal found 7-5S$ 1,466

Sun 22-606:30OPO - SIN

2 stops22h 50mMultiple Airlines

Sun 29-621:30SIN - OPO

3 stops32h 20mMultiple Airlines

Deal found 7-5S$ 1,125

Sun 22-610:45OPO - SIN

1 stop39h 00mTurkish Airlines

Sun 29-610:15SIN - OPO

1 stop30h 40mTurkish Airlines

Deal found 7-5S$ 1,135

One-way flights from Porto to Singapore
Search for one-way flight options from Porto to Singapore. Find affordable one-way fares based on user searches. Data last updated 8 May 2025.

Sat 30-821:15OPO - SIN

2 stops38h 10mMultiple Airlines

Deal found 7-5S$ 819

Sat 30-806:00OPO - SIN

1 stop27h 05mLufthansa

Deal found 7-5S$ 921

Sat 30-819:55OPO - SIN

3 stops52h 35mEthiopian Air

Deal found 7-5S$ 2,250

Sat 27-910:45OPO - SIN

1 stop24h 10mTurkish Airlines

Deal found 7-5S$ 3,297

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

PortoSingapore

OPO - SIN

OPOSIN

Porto

Sat 21-6

18:55-15:30

1 stop37h 35m

Singapore Changi

Fri 27-6

00:40-22:15

1 stop28h 35m

S$ 1,028

PortoSingapore

OPO - SIN

OPOSIN

Porto

Sun 22-6

22:25-09:40

2 stops28h 15m

Singapore Changi

Sun 29-6

21:10-23:15

2 stops33h 05m

S$ 1,099

PortoSingapore

OPO - SIN

OPOSIN

Porto

Sun 22-6

10:45-08:45

1 stop39h 00m

Singapore Changi

Sun 29-6

10:15-09:55

1 stop30h 40m

S$ 1,135

PortoSingapore

OPO - SIN

OPOSIN

Porto

Tue 8-7

16:35-21:00

2 stops21h 25m

Singapore Changi

Mon 21-7

03:10-19:55

2 stops23h 45m

S$ 1,412

PortoSingapore

OPO - SIN

OPOSIN

Porto

Sat 21-6

19:20-17:05

1 stop38h 45m

Singapore Changi

Sat 28-6

23:30-11:30

1 stop19h 00m

S$ 1,417

PortoSingapore

OPO - SIN

OPOSIN

Porto

Tue 8-7

11:05-16:40

1 stop22h 35m

Singapore Changi

Mon 21-7

00:05-23:20

1 stop30h 15m

S$ 1,433

PortoSingapore

OPO - SIN

OPOSIN

Porto

Sun 17-8

18:00-21:45

2 stops20h 45m

Singapore Changi

Thu 21-8

00:50-23:00

2 stops29h 10m

S$ 1,967

PortoSingapore

OPO - SIN

OPOSIN

Porto

Sat 30-8

21:15-18:25

2 stops38h 10m

S$ 819

PortoSingapore

OPO - SIN

OPOSIN

Porto

Sat 30-8

06:00-16:05

1 stop27h 05m

S$ 921

PortoSingapore

OPO - SIN

OPOSIN

Porto

Sat 30-8

19:55-07:30

3 stops52h 35m

S$ 2,250

Flights are sorted by cheapest return flights first.

Deals found on 7-5

Showing 1-10 of 11 results

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?

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

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

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

KLM

7.8

Good

1,338 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

KLM

7.8

Good

1,338 reviews

KLM

7.8

Good

1,338 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

SWISS

7.5

Good

1,590 reviews

KLM

7.8

Good

1,338 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Qatar Airways

7.4

Good

3,567 reviews

KLM

7.8

Good

1,338 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Turkish Airlines

7.3

Good

3,796 reviews

KLM

7.8

Good

1,338 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Ethiopian Air

7.2

Good

771 reviews

KLM

7.8

Good

1,338 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Related info for your journey

What are the cheapest airlines flying from Porto to Singapore round-trip?
Flying on KLM is currently your cheapest option to Singapore, with prices starting at S$ 1,028. Additional round-trip tickets that might be worth considering are offered by Turkish Airlines and Qatar Airways, with the lowest prices starting at S$ 1,135 and S$ 1,412, respectively. These flights start at 9% 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 Lufthansa. According to our data, you can fly for as low as S$ 921. Users have also found prices from S$ 2,250 and S$ 3,297 on Ethiopian Air and Turkish 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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Fly with Cheapflights

How does Cheapflights help users find flights from Porto to Singapore?

When you search for this flight from Porto 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 Porto to Singapore?

Cheapflights simply makes it quick and affordable to book flights from Porto to Singapore by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Porto to Singapore with no change fees?

Yes! Cheapflights helps users easily find flights from Porto to Singapore with no change fees.

Can Cheapflights notify me if prices for flights from Porto to Singapore become cheaper?

Of course! You can now track prices for flights from Porto to Singapore and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Porto to Singapore from S$ 729

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9-5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Porto to Singapore

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Porto to Singapore

Cheapest flights from Porto to SingaporeExplore 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 8 May 2025.

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 8 May 2025.

Cheapflights Fare Finder

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

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.

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 2 May 2025.

Rainfall in Singapore by month

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

Temperature in Singapore by month

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

Reviews of airlines servicing Singapore

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?

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

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

How can I find direct flights from Porto to Singapore?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Porto to Singapore

See prices for flight routes from nearby airports that may be better suited for you.

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 Porto to Singapore?

Why should you use Cheapflights to find cheap flight tickets from Porto to Singapore?

Can Cheapflights find flights from Porto to Singapore with no change fees?

Can Cheapflights notify me if prices for flights from Porto to Singapore become cheaper?

100% Free

Book with Flexibility

Travel Smart

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 8 May 2025.