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Cheap flights from Singapore to Porto from S$ 474

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 11-10. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — OPO
18 Aug — 25 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap 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 19 July 2026.

Sat 21-1119:25
SIN
-
OPO
2 stops43h 20m
Etihad Airways
Wed 25-1111:35
OPO
-
SIN
2 stops38h 00m
Etihad Airways
Deal found 15-7S$ 987
Sun 15-1119:25
SIN
-
OPO
2 stops23h 20m
Etihad Airways
Thu 19-1116:05
OPO
-
SIN
2 stops33h 30m
Etihad Airways
Deal found 14-7S$ 1,018
Wed 12-811:10
SIN
-
OPO
1 stop35h 30m
Turkish Airlines
Tue 18-816:50
OPO
-
SIN
1 stop32h 55m
Turkish Airlines
Deal found 14-7S$ 1,058
Mon 17-811:10
SIN
-
OPO
1 stop29h 30m
Turkish Airlines
Mon 24-816:50
OPO
-
SIN
1 stop33h 40m
Turkish Airlines
Deal found 14-7S$ 1,065
Sat 15-801:10
SIN
-
OPO
3 stops46h 00m
Multiple Airlines
Tue 25-807:10
OPO
-
SIN
2 stops31h 45m
Multiple Airlines
Deal found 16-7S$ 1,112
Tue 28-701:40
SIN
-
OPO
2 stops21h 55m
Multiple Airlines
Sat 1-808:35
OPO
-
SIN
2 stops41h 00m
Multiple Airlines
Deal found 15-7S$ 1,131
Sun 16-801:40
SIN
-
OPO
2 stops26h 40m
Multiple Airlines
Mon 24-813:50
OPO
-
SIN
2 stops35h 45m
Multiple Airlines
Deal found 14-7S$ 1,153

Find flight deals from Singapore to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 July 2026.

Round-trip from

S$ 987

One-way from

S$ 474

Popular in

July

Cheapest in

February

Average price

S$ 2,211
Etihad Airways
  • Etihad Airways
  • 21-11-25-11
  • 4 total stops
  • 81h 20m total
  • Singapore to Porto
Search Deals
Etihad Airways
  • Etihad Airways
  • 11-10
  • 2 total stops
  • 40h 50m total
  • Singapore to Porto
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (S$ 410 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (S$ 110 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 19 July 2026.
Use the filters below to find and compare flights from Singapore to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Sun 15-11

19:25-10:45

2 stops23h 20m

Porto

Thu 19-11

16:05-09:35

2 stops33h 30m

S$ 1,018

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Wed 12-8

11:10-15:40

1 stop35h 30m

Porto

Tue 18-8

16:50-08:45

1 stop32h 55m

S$ 1,058

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Mon 17-8

11:10-09:40

1 stop29h 30m

Porto

Mon 24-8

16:50-09:30

1 stop33h 40m

S$ 1,065

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Mon 17-8

20:00-19:05

2 stops30h 05m

Porto

Mon 24-8

21:15-15:00

3 stops34h 45m

S$ 1,180

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Sun 15-11

10:25-15:25

1 stop37h 00m

Porto

Thu 19-11

10:55-08:45

1 stop37h 50m

S$ 1,194

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Fri 28-8

08:25-09:25

2 stops32h 00m

Porto

Fri 4-9

22:00-16:25

3 stops35h 25m

S$ 1,207

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Sat 21-11

10:25-09:55

1 stop31h 30m

Porto

Wed 25-11

16:25-09:55

1 stop33h 30m

S$ 1,242

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Sun 30-8

09:00-11:10

3 stops33h 10m

Porto

Sun 6-9

22:00-16:25

3 stops35h 25m

S$ 1,245

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Sun 16-8

10:25-09:40

1 stop30h 15m

Porto

Tue 25-8

10:40-08:45

1 stop39h 05m

S$ 1,271
Cheapest one-way

SingaporePorto

SIN - OPO

SINOPO

Singapore Changi

Sat 10-10

02:45-13:15

2 stops41h 30m

S$ 493

Flights are sorted by cheapest return flights first.

Deals found on 17-7

Showing 1-10 of 19 resultsSorted by cheapest first
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, February is the cheapest month in which you can book a flight from Singapore to Porto (average of S$ 918). Flying from Singapore to Porto in April is currently the most expensive (average of S$ 1,636). 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.

How much does it cost for a return flight from Singapore to Porto?

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 19 July 2026.
Check out reviews from past customers who have flown with Turkish Airlines and Lufthansa from Singapore to Porto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Turkish Airlines
7.4
Good
4,446 reviews
Check prices

Comfort

7.3

Entertainment

7.5

Food

7.5

Crew

7.8

Overall

7.4

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2024

ORD - IST

My flight delayed. I miss my connecting flight. From chicago turkish desk told me you get boarding pass on Istanbul but Istanbul turkish desk had no boarding pass for me. Offered me ticket 40 hours later. I miss my all necessary schedules. Look like people are very irresponsible. Just lied to me. Horrible. Never care. Poor, poor. Poor. Minus.
Turkish Airlines
7.4
Good
4,446 reviews
Turkish Airlines
7.4
Good
4,446 reviews
Check prices

Comfort

7.3

Entertainment

7.5

Food

7.5

Crew

7.8

Overall

7.4

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2024

ORD - IST

My flight delayed. I miss my connecting flight. From chicago turkish desk told me you get boarding pass on Istanbul but Istanbul turkish desk had no boarding pass for me. Offered me ticket 40 hours later. I miss my all necessary schedules. Look like people are very irresponsible. Just lied to me. Horrible. Never care. Poor, poor. Poor. Minus.
Lufthansa
6.8
Okay
8,148 reviews
Turkish Airlines
7.4
Good
4,446 reviews
Check prices

Comfort

7.3

Entertainment

7.5

Food

7.5

Crew

7.8

Overall

7.4

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2024

ORD - IST

My flight delayed. I miss my connecting flight. From chicago turkish desk told me you get boarding pass on Istanbul but Istanbul turkish desk had no boarding pass for me. Offered me ticket 40 hours later. I miss my all necessary schedules. Look like people are very irresponsible. Just lied to me. Horrible. Never care. Poor, poor. Poor. Minus.

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.

  • How long is the flight from Singapore to Porto?

    There are many flights that can get you from Singapore to Porto in 23h 20m. Fly via Etihad Airways or Turkish Airlines 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.

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

    Our cheapest airline available from Singapore to Porto is Turkish Airlines. Our recent data shows that you can find tickets from as low as S$ 964 on this airline. An additional option worth looking into is Lufthansa, starting at S$ 1,011. Turkish Airlines is priced at 25% lower than the current average price of a flight leaving 3 months from now.

  • 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, February is the cheapest month in which you can book a flight from Singapore to Porto (average of S$ 918). Flying from Singapore to Porto in April is currently the most expensive (average of S$ 1,636). 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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Fly from Singapore to Porto on these airlines

Choose from the following airlines for your flight from Singapore to Porto. Flights are based on user searches made on Cheapflights and were last updated on 19 July 2026.
Turkish Airlines flights from Singapore Changi to Porto

Top 2 airlines flying from Singapore to Porto

Discover the top 2 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 19 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapestS$ 964AverageS$ 1,091FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapestS$ 1,011AverageS$ 1,286FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Porto from Singapore.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Singapore to Porto flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Singapore to Porto flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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