Question 1

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

Accepted Answer

Flying on SWISS is currently your cheapest option to Singapore, with prices starting at S$ 921. Additional round-trip tickets that might be worth considering are offered by Lufthansa and KLM, with the lowest prices starting at S$ 949 and S$ 962, respectively. These flights start at 18% lower than the current average price 3 months from now. Find deals

Question 2

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

Accepted Answer

For one-way options, check prices for KLM. According to our data, you can fly for as low as S$ 917. Users have also found prices from S$ 1,002 and S$ 1,105 on Air France and Iberia, respectively. Find deals

Question 3

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

Accepted Answer

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. Find deals

Question 4

E

Accepted Answer

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

Question 5

E

Accepted Answer

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).

Question 6

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

Accepted Answer

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$ 979 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as S$ 1,176.

Question 7

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

Accepted Answer

February is one of the best times of the year to fly to Singapore from Porto. Prices for February average S$ 1,128 per person but you can even find prices for as low as S$ 818. 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

Question 8

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

Accepted Answer

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.

Question 9

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

Accepted Answer

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

Question 10

How can I find direct flights from Porto to Singapore?

Accepted Answer

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

Question 11

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

Accepted Answer

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.

Question 12

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

Accepted Answer

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.

Question 13

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

Accepted Answer

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.

Question 14

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

Accepted Answer

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

Question 15

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

Accepted Answer

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.

Round-trip from	S$ 915
One-way from	S$ 413
Popular in	July
Cheapest in	February
Average price	S$ 1,455

Cheap flights from Porto to Singapore from S$ 413

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 24-9. Fares are subject to change and may not be available on all flights or dates of travel.

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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 30 July 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 30 July 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.

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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 25 July 2025.

Reviews of airlines servicing Singapore

See what other customers who have flown with KLM, Air France, andSWISS from Porto to Singapore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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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 30 July 2025.