How long is the flight from Porto to Singapore?

There are many flights that can get you from Porto to Singapore in 21h 55m. Fly via SWISS or Lufthansa to get the fastest option. The distance from Porto to Singapore is about 11769 km. Both multi-stop and direct flights can be found to your destination and back. Find deals

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. Find deals

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). 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 26% on the cost of this flight compared to booking a flight leaving this week. We have found prices from S$ 975 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as S$ 1,171.

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$ 1,129 per person but you can even find prices for as low as S$ 814. The most expensive prices can be found in the month of July. Opting for a February flight can save you 28% 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$ 512+ Cheap Flights from Porto to Singapore

Cheap flight deals from Porto to Singapore

Round-trip from	S$ 897
One-way from	S$ 512
Popular in	July
Cheapest in	February
Average price	S$ 1,113

SWISS
6-11-18-11
2 total stops
41h 05m total
Porto to Singapore

Search Deals

5-12
3 total stops
38h 40m total
Porto to Singapore

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (S$ 221 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (S$ 39 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 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 12 September 2025.

Thu 6-1112:05OPO - SIN

1 stop21h 55mSWISS

Tue 18-1100:05SIN - OPO

1 stop19h 10mSWISS

Deal found 12-9S$ 897

Thu 6-1106:00OPO - SIN

1 stop26h 55mLufthansa

Wed 19-1123:45SIN - OPO

1 stop21h 30mLufthansa

Deal found 12-9S$ 898

Thu 6-1107:25OPO - SIN

2 stops25h 30mMultiple Airlines

Tue 18-1101:40SIN - OPO

2 stops27h 35mMultiple Airlines

Deal found 12-9S$ 935

Mon 27-1011:25OPO - SIN

1 stop21h 30mAir France

Mon 10-1122:50SIN - OPO

1 stop19h 25mAir France

Deal found 10-9S$ 958

Mon 27-1007:00OPO - SIN

3 stops25h 40mMultiple Airlines

Mon 10-1116:15SIN - OPO

2 stops35h 00mMultiple Airlines

Deal found 10-9S$ 965

Mon 27-1019:45OPO - SIN

2 stops27h 05mMultiple Airlines

Mon 10-1102:45SIN - OPO

1 stop19h 20mMultiple Airlines

Deal found 10-9S$ 970

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 12 September 2025.

Thu 6-1112:05OPO - SIN

1 stop21h 55mSWISS

Tue 18-1100:05SIN - OPO

1 stop19h 10mSWISS

Deal found 12-9S$ 897

Thu 6-1106:00OPO - SIN

1 stop26h 55mLufthansa

Wed 19-1123:45SIN - OPO

1 stop21h 30mLufthansa

Deal found 12-9S$ 898

Thu 6-1107:25OPO - SIN

2 stops25h 30mMultiple Airlines

Tue 18-1101:40SIN - OPO

2 stops27h 35mMultiple Airlines

Deal found 11-9S$ 935

Mon 27-1007:00OPO - SIN

3 stops25h 40mMultiple Airlines

Tue 11-1118:30SIN - OPO

2 stops29h 40mMultiple Airlines

Deal found 10-9S$ 958

Last-minute flights from Porto to Singapore
Discover last-minute flight deals from Porto to Singapore. Data last updated 12 September 2025 and is based on user searches.

Thu 2-1016:55OPO - SIN

2 stops33h 45mMultiple Airlines

Sun 12-1021:10SIN - OPO

2 stops33h 05mMultiple Airlines

Deal found 11-9S$ 999

Mon 27-1011:25OPO - SIN

1 stop21h 30mAir France

Mon 10-1122:50SIN - OPO

1 stop19h 25mAir France

Deal found 10-9S$ 958

Mon 27-1007:00OPO - SIN

3 stops25h 40mMultiple Airlines

Mon 10-1116:15SIN - OPO

2 stops35h 00mMultiple Airlines

Deal found 10-9S$ 965

Mon 27-1019:45OPO - SIN

2 stops27h 05mMultiple Airlines

Mon 10-1102:45SIN - OPO

1 stop19h 20mMultiple Airlines

Deal found 10-9S$ 970

Mon 27-1019:20OPO - SIN

1 stop38h 40mSWISS

Mon 10-1100:05SIN - OPO

1 stop19h 10mSWISS

Deal found 10-9S$ 983

Mon 27-1019:20OPO - SIN

1 stop38h 40mSWISS

Sun 9-1100:05SIN - OPO

1 stop19h 05mSWISS

Deal found 10-9S$ 985

Mon 27-1006:15OPO - SIN

1 stop27h 10mLufthansa

Tue 11-1123:45SIN - OPO

2 stops19h 55mLufthansa

Deal found 10-9S$ 1,016

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 12 September 2025.

Fri 5-1219:50OPO - SIN

3 stops38h 40mMultiple Airlines

Deal found 10-9S$ 512

Wed 8-1006:05OPO - SIN

2 stops47h 30mMultiple Airlines

Deal found 10-9S$ 575

Fri 3-1006:05OPO - SIN

2 stops47h 30mMultiple Airlines

Deal found 10-9S$ 582

Sun 5-1005:55OPO - SIN

2 stops47h 40mMultiple Airlines

Deal found 10-9S$ 584

Mon 6-1022:30OPO - SIN

2 stops28h 10mMultiple Airlines

Deal found 10-9S$ 594

Tue 6-114:30OPO - SIN

3 stops48h 10mMultiple Airlines

Deal found 10-9S$ 595

Mon 5-121:55OPO - SIN

2 stops26h 50mMultiple Airlines

Deal found 11-9S$ 600

Tue 7-1015:00OPO - SIN

2 stops35h 40mMultiple Airlines

Deal found 10-9S$ 604

Thu 9-1006:30OPO - SIN

2 stops26h 15mMultiple Airlines

Deal found 10-9S$ 605

Fly from

Fly to

Route

Depart

Return

Price

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 6-11

12:05-18:00

1 stop21h 55m

Singapore Changi

Tue 18-11

00:05-11:15

1 stop19h 10m

S$ 897

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 6-11

06:00-16:55

1 stop26h 55m

Singapore Changi

Wed 19-11

23:45-13:15

1 stop21h 30m

S$ 898

PortoSingapore

OPO - SIN

OPOSIN

Porto

Thu 6-11

07:25-16:55

2 stops25h 30m

Singapore Changi

Tue 18-11

01:40-21:15

2 stops27h 35m

S$ 935

PortoSingapore

OPO - SIN

OPOSIN

Porto

Mon 27-10

07:00-16:40

3 stops25h 40m

Singapore Changi

Tue 11-11

18:30-16:10

2 stops29h 40m

S$ 958

PortoSingapore

OPO - SIN

OPOSIN

Porto

Wed 8-10

06:05-12:35

2 stops47h 30m

S$ 575

PortoSingapore

OPO - SIN

OPOSIN

Porto

Tue 6-1

14:30-22:40

3 stops48h 10m

S$ 584

PortoSingapore

OPO - SIN

OPOSIN

Porto

Mon 6-10

22:30-09:40

2 stops28h 10m

S$ 594

PortoSingapore

OPO - SIN

OPOSIN

Porto

Mon 5-1

21:55-08:45

2 stops26h 50m

S$ 600

PortoSingapore

OPO - SIN

OPOSIN

Porto

Tue 7-10

15:00-09:40

2 stops35h 40m

S$ 604

PortoSingapore

OPO - SIN

OPOSIN

Porto

Tue 6-1

20:10-09:35

2 stops29h 25m

S$ 618

Flights are sorted by cheapest return flights first.

Deals found on 10-9

Showing 1-10 of 13 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.

Related info for your journey

How long is the flight from Porto to Singapore?
There are many flights that can get you from Porto to Singapore in 21h 55m. Fly via SWISS or Lufthansa to get the fastest option. The distance from Porto to Singapore is about 11769 km. Both multi-stop and direct flights can be found to your destination and back.
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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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$ 512

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 5-12. 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 12 September 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 12 September 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?

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.

How long is the flight from Porto to Singapore?

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?

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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 12 September 2025.