Question 1

What is the cheapest flight from Porto to Singapore?

Accepted Answer

In the last 3 days, the lowest price for a flight from Porto to Singapore was S$ 430 for a one-way ticket and S$ 701 for a return. <a href='/flight-routes/Porto-OPO/Singapore-Changi-SIN'>Visit our flight page for the latest deals!>/a>

Question 2

Which airports will I be using when flying from Porto to Singapore?

Accepted Answer

When flying out of Porto you will be using Porto. You will be landing at Singapore, also known as Singapore Changi. <a href='/flight-routes/Porto-OPO/Singapore-Changi-SIN'>Visit our flight page for the latest deals!>/a>

Question 3

Which aircraft models fly most regularly from Porto to Singapore?

Accepted Answer

We unfortunately don’t have that data for this specific route.

Question 4

Which airline alliances offer flights from Porto to Singapore?

Accepted Answer

Star Alliance, and oneworld are the airline alliances operating flights between Porto and Singapore, with Star Alliance being the most commonly used for this route.

Question 5

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

Accepted Answer

The cheapest month for flights from Porto to Singapore is February, where tickets cost S$ 919 (return) on average. On the other hand, the most expensive months are July and August, where the average cost of round-trip tickets is S$ 1,448 and S$ 1,323 respectively.

Question 6

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

Accepted Answer

The cheapest month for flights from Porto to Singapore is February, where tickets cost S$ 919 (return) on average. On the other hand, the most expensive months are July and August, where the average cost of round-trip tickets is S$ 1,448 and S$ 1,323 respectively.

Question 7

How does KAYAK find such low prices on flights from Porto to Singapore?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Porto to Singapore. <a href='/flight-routes/Porto-OPO/Singapore-Changi-SIN'>Visit our flight page for the latest deals!>/a>

Question 8

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Porto to Singapore?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Singapore from Porto is likely to change within 7 days, so travelers know whether to wait or book now. <a href='/flight-routes/Porto-OPO/Singapore-Changi-SIN'>Visit our flight page for the latest deals!>/a>

Question 9

What is the Hacker Fare option on flights from Porto to Singapore?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Singapore with an airline and back to Porto with another airline. <a href='/flight-routes/Porto-OPO/Singapore-Changi-SIN'>Visit our flight page for the latest deals!>/a>

Question 10

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Porto to Singapore?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Singapore from Porto up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Porto-OPO/Singapore-Changi-SIN'>Visit our flight page for the latest deals!>/a>

Question 11

Which airlines provide the cheapest flights from Porto to Singapore?

Accepted Answer

In the past 3 days, the cheapest return tickets from Porto to Singapore were found on Lufthansa (S$ 898) and SWISS (S$ 943).

Question 12

Which airlines provide the cheapest flights from Porto to Singapore?

Accepted Answer

In the past 3 days, the cheapest return tickets from Porto to Singapore were found on Lufthansa (S$ 898) and SWISS (S$ 943).

Question 13

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

Accepted Answer

To get a below average price on the flight from Porto to Singapore, you should book around 3 weeks before departure, which saves you about 22% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 13 weeks before departure.

Question 14

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

Accepted Answer

To get a below average price on the flight from Porto to Singapore, you should book around 3 weeks before departure, which saves you about 22% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 13 weeks before departure.

Low season	December
High season	August
Cheapest flight	S$ 551

OPO - SIN

S$ 551 Find Cheap Flights from Porto to Singapore

KAYAK searches hundreds of travel sites at once for deals on flights to Singapore

Cheap Flights from Porto to Singapore (OPO-SIN)

Recent return flight deals from Porto to Singapore

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Everything you should know

KAYAK's insights & trends for Porto to Singapore flights

Get data-powered insights and trends into flights from Porto to Singapore to help you find the cheapest flights, the best time to fly and much more.

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

The cheapest month for flights from Porto to Singapore is February, where tickets cost S$ 919 (return) on average. On the other hand, the most expensive months are July and August, where the average cost of round-trip tickets is S$ 1,448 and S$ 1,323 respectively.

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

To get a below average price on the flight from Porto to Singapore, you should book around 3 weeks before departure, which saves you about 22% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 13 weeks before departure.

Which airlines provide the cheapest flights from Porto to Singapore?

In the past 3 days, the cheapest return tickets from Porto to Singapore were found on Lufthansa (S$ 898) and SWISS (S$ 943).

Good to know

When to book flights from Porto to Singapore

FAQs for booking flights from Porto to Singapore

What is the cheapest flight from Porto to Singapore?

In the last 3 days, the lowest price for a flight from Porto to Singapore was S$ 430 for a one-way ticket and S$ 701 for a return.

Which airports will I be using when flying from Porto to Singapore?

When flying out of Porto you will be using Porto. You will be landing at Singapore, also known as Singapore Changi.

Which aircraft models fly most regularly from Porto to Singapore?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Porto to Singapore?

Star Alliance, and oneworld are the airline alliances operating flights between Porto and Singapore, with Star Alliance being the most commonly used for this route.

How does KAYAK find such low prices on flights from Porto to Singapore?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Porto to Singapore.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Porto to Singapore?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Singapore from Porto is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Porto to Singapore?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Singapore with an airline and back to Porto with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Porto to Singapore?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Singapore from Porto up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Porto to Singapore

Information on your arrival and departure airports

Cabin class types available on flights from Porto to Singapore

Complete your trip to Singapore with a hotel stay or car hire

Flights to other popular destinations

Flights from domestic origins to Singapore

Choose which airport to fly into in Singapore

Find deals for your return flight