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Cheap flights from Singapore to Porto from S$ 444

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 8-3. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — OPO
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to Porto

Keep the following information in mind while searching for Singapore to Porto flight deals. Data was last updated 28 October 2025.

Round-trip from

S$ 799

One-way from

S$ 444

Popular in

July

Cheapest in

March

Average price

S$ 1,185
Etihad Airways
  • Etihad Airways
  • 25-11-2-12
  • 4 total stops
  • 65h 25m total
  • Singapore to Porto
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8-3
  • 8-3
  • 2 total stops
  • 37h 25m total
  • Singapore to Porto
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Highest demand for flights based on searches. 19% potential increase in price (S$ 378 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (S$ 108 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Find flight deals from Singapore to Porto

Enter your travel dates to find the best prices.

Cheapest flights from Singapore to Porto
Explore the most affordable flight options available from Singapore to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2025.

Tue 25-1119:25SIN - OPO
2 stops31h 55mEtihad Airways
Tue 2-1216:05OPO - SIN
2 stops33h 30mEtihad Airways
Deal found 26-10S$ 799
Tue 25-1122:50SIN - OPO
1 stop19h 40mAir France
Tue 2-1211:25OPO - SIN
1 stop21h 30mAir France
Deal found 26-10S$ 839
Tue 25-1122:50SIN - OPO
1 stop19h 40mMultiple Airlines
Tue 2-1211:25OPO - SIN
2 stops20h 50mMultiple Airlines
Deal found 26-10S$ 865
Mon 24-1101:40SIN - OPO
1 stop21h 45mKLM
Tue 2-1216:10OPO - SIN
1 stop16h 05mKLM
Deal found 26-10S$ 930
Fri 12-1211:40SIN - OPO
1 stop35h 30mTurkish Airlines
Fri 9-116:10OPO - SIN
1 stop32h 35mTurkish Airlines
Deal found 25-10S$ 983
Thu 11-1201:40SIN - OPO
1 stop19h 40mKLM
Fri 9-106:30OPO - SIN
2 stops28h 05mKLM
Deal found 25-10S$ 1,141
Fri 19-1211:40SIN - OPO
1 stop35h 30mTurkish Airlines
Thu 8-110:55OPO - SIN
1 stop37h 50mTurkish Airlines
Deal found 25-10S$ 1,158
Fri 12-1216:15SIN - OPO
2 stops29h 35mMultiple Airlines
Fri 9-106:15OPO - SIN
2 stops31h 30mMultiple Airlines
Deal found 25-10S$ 1,171

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to Porto 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 28 October 2025.
Use the filters below to find and compare flights from Singapore to Porto that are best for you.

Fly from

Singapore

Fly to

Porto

Route

Depart

Return

Price

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Tue 25-11

22:50-10:30

1 stop19h 40m

Porto

Tue 2-12

11:25-16:55

1 stop21h 30m

S$ 839

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Sun 8-2

19:25-15:15

2 stops27h 50m

Porto

Tue 17-2

11:35-09:35

2 stops38h 00m

S$ 849

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Sat 7-2

01:40-15:25

1 stop21h 45m

Porto

Tue 17-2

06:05-16:15

1 stop26h 10m

S$ 870

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Tue 31-3

10:20-09:40

1 stop30h 20m

Porto

Fri 15-5

10:40-08:40

1 stop39h 00m

S$ 897

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Tue 25-11

10:15-23:00

2 stops20h 45m

Porto

Tue 2-12

10:05-21:15

3 stops27h 10m

S$ 913

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Mon 24-11

01:40-15:25

1 stop21h 45m

Porto

Tue 2-12

16:10-16:15

1 stop16h 05m

S$ 930

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Tue 17-3

23:45-12:50

1 stop21h 05m

Porto

Thu 19-3

12:05-17:25

2 stops21h 20m

S$ 974

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Mon 9-3

11:40-15:10

1 stop35h 30m

Porto

Thu 2-4

05:55-08:40

1 stop19h 45m

S$ 984

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Tue 31-3

21:10-17:15

2 stops27h 05m

Porto

Fri 15-5

11:35-09:15

2 stops38h 40m

S$ 986

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Sun 8-3

02:45-08:10

2 stops37h 25m

S$ 444

Flights are sorted by cheapest return flights first.

Deals found on 25-10

Showing 1-10 of 16 results
1
2

Best time to book a flight from Singapore to Porto

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

What is the cheapest month to book a flight from Singapore to Porto?

Currently, May is the cheapest month in which you can book a flight from Singapore to Porto (average of S$ 728). Flying from Singapore to Porto in July is currently the most expensive (average of S$ 1,734). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated 28 October 2025.
See what other customers who have flown with SWISS, Turkish Airlines, andLufthansa from Singapore to Porto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,774 reviews
Check prices

Food

7.1

Crew

8.2

Boarding

7.7

Overall

7.5

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
SWISS
7.5
Good
1,774 reviews
SWISS
7.5
Good
1,774 reviews
Check prices

Food

7.1

Crew

8.2

Boarding

7.7

Overall

7.5

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Turkish Airlines
7.3
Good
4,029 reviews
SWISS
7.5
Good
1,774 reviews
Check prices

Food

7.1

Crew

8.2

Boarding

7.7

Overall

7.5

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Lufthansa
6.8
Okay
7,532 reviews
SWISS
7.5
Good
1,774 reviews
Check prices

Food

7.1

Crew

8.2

Boarding

7.7

Overall

7.5

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sept 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.

Related info for your journey

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

  • What airport do you fly into for flights to Porto from Singapore?

    Located just 10.9 km from the city centre, Porto (OPO) is the airport most travelers will use when flying to Porto from Singapore.

  • How long is the flight from Singapore to Porto?

    There are many flights that can get you from Singapore to Porto in 19h 40m. Fly via Air France, Etihad Airways, or KLM to get the fastest option. Airlines will cover a distance of 11769 km. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Singapore to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Singapore to Porto?

    Currently, May is the cheapest month in which you can book a flight from Singapore to Porto (average of S$ 728). Flying from Singapore to Porto in July is currently the most expensive (average of S$ 1,734). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Singapore to Porto

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

Top 3 airlines flying from Singapore to Porto

Discover the top 3 airlines that operate flights from Singapore to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapestS$ 720AverageS$ 1,210FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapestS$ 885AverageS$ 1,036FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Turkish AirlinesCheapestS$ 968AverageS$ 1,074FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

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 Singapore to Porto?

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

Cheapflights helps you find that perfect flight to Porto from Singapore by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Porto from Singapore shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Singapore to Porto on Cheapflights with our Price Alert feature and get notified when better prices are available.

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