Singapore
SGD

OPO - SIN

S$ 389 Find Cheap Flights from Porto to Singapore – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
S$ 834
Typical prices: S$ 997-S$ 1,391
Multiple Airlines
Mon 19-11Sun 2-12
OPO - SIN • 2 stops
Cheapest one-way flight
S$ 389
Typical prices: S$ 863-S$ 1,128
Multiple Airlines
Tue 23-1
OPO - SIN • 2 stops
Direct flights
Not available
There are currently no direct flights between Porto and Singapore. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
26 weeks
in advance
Our data shows that travellers who book at least 26 weeks in advance save around 18% compared to booking last minute.
Insights
Insights
When to travel
December
Cheapest • 17% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Munich Franz Josef Strauss (MUC)
Cheapest • Avg S$ 932 (return)
Frankfurt am Main (FRA)
Shortest trip • 18h 29m (one-way)
Insights
Insights
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We hope you enjoy your trip to Singapore!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Porto to Singapore (OPO-SIN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Porto to Singapore

Thu, 19 Nov - Wed, 2 Dec
Multiple Airlines Logo
07:05 - 21:55OPO  Porto-SIN Singapore Changi
30h 50m2 stops Milan Malpensa Beijing Capital
Multiple Airlines Logo
16:00 - 19:20SIN  Singapore Changi-OPO Porto
35h 20m2 stops Chengdu Tianfu Intl Milan Malpensa
S$ 834Multiple Airlines
Wed, 4 Nov - Tue, 10 Nov
Turkish Airlines Logo
10:55 - 06:50OPO  Porto-SIN Singapore Changi
35h 55m1 stop Istanbul
Turkish Airlines Logo
10:25 - 09:55SIN  Singapore Changi-OPO Porto
31h 30m1 stop Istanbul
S$ 839Turkish Airlines
Wed, 4 Nov - Thu, 19 Nov
Turkish Airlines Logo
16:25 - 08:45OPO  Porto-SIN Singapore Changi
32h 20m1 stop Istanbul
Turkish Airlines Logo
10:25 - 15:25SIN  Singapore Changi-OPO Porto
37h 00m1 stop Istanbul
S$ 844Turkish Airlines
Wed, 4 Nov - Thu, 19 Nov
Turkish Airlines Logo
16:25 - 17:40OPO  Porto-SIN Singapore Changi
17h 15m1 stop Istanbul
Turkish Airlines Logo
23:15 - 09:55SIN  Singapore Changi-OPO Porto
18h 40m1 stop Istanbul
S$ 845Turkish Airlines
Sat, 14 Nov - Sat, 21 Nov
Turkish Airlines Logo
16:25 - 17:40OPO  Porto-SIN Singapore Changi
17h 15m1 stop Istanbul
Turkish Airlines Logo
05:10 - 15:25SIN  Singapore Changi-OPO Porto
18h 15m1 stop Istanbul
S$ 849Turkish Airlines
Mon, 2 Nov - Sat, 14 Nov
Turkish Airlines Logo
16:25 - 10:00OPO  Porto-SIN Singapore Changi
33h 35m1 stop Istanbul
Turkish Airlines Logo
04:35 - 09:55SIN  Singapore Changi-OPO Porto
37h 20m1 stop Istanbul
S$ 850Turkish Airlines
Wed, 4 Nov - Tue, 10 Nov
Multiple Airlines Logo
06:10 - 02:00OPO  Porto-SIN Singapore Changi
35h 50m3 stops Milan Malpensa Xi'an Xianyang Kunming Changshui
Multiple Airlines Logo
18:00 - 11:45SIN  Singapore Changi-OPO Porto
25h 45m2 stops Shanghai Pu Dong Milan Malpensa
S$ 853Multiple Airlines
Thu, 19 Nov - Wed, 2 Dec
Multiple Airlines Logo
07:05 - 21:55OPO  Porto-SIN Singapore Changi
30h 50m2 stops Milan Malpensa Beijing Capital
Multiple Airlines Logo
16:00 - 19:25SIN  Singapore Changi-OPO Porto
35h 25m3 stops Chengdu Tianfu Intl Milan Malpensa Barcelona-El Prat
S$ 872Multiple Airlines
Wed, 4 Nov - Thu, 19 Nov
Turkish Airlines Logo
10:55 - 06:50OPO  Porto-SIN Singapore Changi
35h 55m1 stop Istanbul
Turkish Airlines Logo
05:10 - 09:55SIN  Singapore Changi-OPO Porto
36h 45m1 stop Istanbul
S$ 877Turkish Airlines
Fri, 13 Nov - Sun, 29 Nov
Multiple Airlines Logo
20:10 - 14:55OPO  Porto-SIN Singapore Changi
34h 45m3 stops Madrid Barajas Milan Malpensa Chengdu Tianfu Intl
Multiple Airlines Logo
17:45 - 19:20SIN  Singapore Changi-OPO Porto
33h 35m2 stops Beijing Capital Milan Malpensa
S$ 881Multiple Airlines
Booking Insights

Price, demand, and travel trends for Porto to Singapore flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Porto to Singapore?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Porto to Singapore. It’s 17% cheaper than the average day, while Friday is the most expensive, with prices 10% higher.

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

•December is the cheapest month to fly from Porto to Singapore at S$ 960 return.
•August (S$ 1,660) and July (S$ 1,579) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 72% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Porto to Singapore the cheapest?

Flights from Porto to Singapore are cheapest 26 weeks before departure. Booking in this window typically costs about 18% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Porto to Singapore flights

Low season

December

Cheapest flight

S$ 389
Beat the crowds with an average 21% drop in traveller numbers.
One-way flight from Porto to Singapore

When to book flights from Porto to Singapore

Are your dates flexible? Find out the best times to travel from Porto to Singapore based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Porto to Singapore flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • How long is a flight from Porto to Singapore?

    A direct flight from Porto to Singapore takes 00m, covering 18,939 km.

  • Do I need a passport to fly from Porto to Singapore?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Porto to Singapore flight?

    Return flights from Porto to Singapore range from S$ 997 to S$ 1,391, with an average of S$ 1,159 over the past 12 months. Anything below S$ 997 counts as a good deal.

  • How expensive are last-minute Porto to Singapore flights?

    Last-minute fares on this route (booked within two weeks of departure) are 4% below the route average of S$ 1,159. Booking late can sometimes save you money, but availability is limited.

  • How are flight prices from Porto to Singapore looking right now?

    One-way fares from Porto to Singapore are currently lower than usual. Average one-way flight prices are about S$ 430, which is 56% below the typical average for this route.

  • Which car hire options are available at Singapore Changi Airport (SIN)?

    Singapore Changi Airport (SIN) hosts 5 major car rental companies, with daily rates starting from around S$ 75 for economy cars. Top options include:

    • Avis
    • Sixt
    • Thrifty
    • Hertz
    • Europcar

  • Which airports can I use when flying from Porto to Singapore?

    Flights from Porto to Singapore usually depart from Porto (OPO) and arrive at Singapore Changi (SIN).

  • Which airports do connecting flights from Porto to Singapore pass through?

    One-stop flights from Porto to Singapore most commonly connect through:

    • Istanbul (IST) – 62% of one-stop connections
    • Frankfurt am Main (FRA) – 17% of one-stop connections
    • Paris Charles de Gaulle (CDG) – 10% of one-stop connections
    • Zurich (ZRH) – 8% of one-stop connections

  • Can I save money by using flexible dates for flights from Porto to Singapore?

    Yes. Flexible dates can save you up to 25% on flights from Porto to Singapore. Tuesday is the cheapest departure day at S$ 963 return on average, while Friday is the most expensive at S$ 1,277, a difference of S$ 315.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Porto to Singapore?

    Flying via Frankfurt am Main (FRA) gives the shortest average 1-stop total travel time of 18h 29m, compared to 18h 55m via Amsterdam Schiphol (AMS) and 19h 18m via Istanbul (IST).

  • What is the time difference between Porto and Singapore?

    Singapore is 7 hours ahead of Porto (Singapore Time vs Western European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Singapore?

    Some of the most popular sights in Singapore are Sentosa, North Bridge Road, and Marina Square. These are among the most viewed places in Singapore on KAYAK.

Your guide to booking Porto to Singapore flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Friday. On this route, Tuesday flights average S$ 963, about S$ 315 less than Friday fares (25% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 weeks before you fly. On this route, that window historically saves about 18% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Porto to Singapore trip for December. Fares historically average S$ 960 return in that month – typically S$ 699 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Singapore Changi Airport.

    • Crowne Plaza Changi Airport by IHG
    • Changi Transit Hotel Terminal 1
    • The Haven by Jetquay

More options for your flight from Porto to Singapore

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

Car rentals in Singapore
Hotels in Singapore