S$677 Cheap Flights from Porto to Singapore

View S$677 flight on Tue, 27 Jan, 2026Opens in a new window

Popular airlines from Porto Airport (OPO) to Singapore Changi Airport (SIN)

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Cheap Flights from Porto to Singapore (OPO-SIN)

Prices were available within the past 7 days and start at S$677 for one-way flights and S$989 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Tue, 10 Mar - Tue, 24 Mar
OPO
Porto
SIN
Singapore
S$989 Return, found 3 days ago
S$989
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Tue, 10 Mar from Porto to Singapore, returning Tue, 24 Mar, priced at S$989 found 3 days ago
Lufthansa
Tue, 10 Mar - Tue, 24 Mar
OPO
Porto
SIN
Singapore
S$995 Return, found 3 days ago
S$995
Return
found 3 days ago
Select Lufthansa flight, departing Tue, 10 Mar from Porto to Singapore, returning Tue, 24 Mar, priced at S$995 found 3 days ago
Lufthansa
Tue, 10 Mar - Tue, 24 Mar
OPO
Porto
SIN
Singapore
S$1,006 Return, found 3 days ago
S$1,006
Return
found 3 days ago
Select Lufthansa flight, departing Tue, 10 Mar from Porto to Singapore, returning Tue, 24 Mar, priced at S$1,006 found 3 days ago
KLM
Tue, 10 Mar - Tue, 24 Mar
OPO
Porto
SIN
Singapore
S$1,028 Return, found 3 days ago
S$1,028
Return
found 3 days ago
Select KLM flight, departing Tue, 10 Mar from Porto to Singapore, returning Tue, 24 Mar, priced at S$1,028 found 3 days ago
KLM
Tue, 10 Mar - Tue, 24 Mar
OPO
Porto
SIN
Singapore
S$1,028 Return, found 3 days ago
S$1,028
Return
found 3 days ago
Select KLM flight, departing Tue, 10 Mar from Porto to Singapore, returning Tue, 24 Mar, priced at S$1,028 found 3 days ago
Air France
Thu, 8 Jan - Fri, 16 Jan
OPO
Porto
SIN
Singapore
S$1,038 Return, found 5 days ago
S$1,038
Return
found 5 days ago
Select Air France flight, departing Thu, 8 Jan from Porto to Singapore, returning Fri, 16 Jan, priced at S$1,038 found 5 days ago
Air France
Wed, 14 Jan - Thu, 26 Mar
OPO
Porto
SIN
Singapore
S$1,039 Return, found 2 days ago
S$1,039
Return
found 2 days ago
Select Air France flight, departing Wed, 14 Jan from Porto to Singapore, returning Thu, 26 Mar, priced at S$1,039 found 2 days ago
KLM
Thu, 22 Jan - Thu, 5 Feb
OPO
Porto
SIN
Singapore
S$1,039 Return, found 2 days ago
S$1,039
Return
found 2 days ago
Select KLM flight, departing Thu, 22 Jan from Porto to Singapore, returning Thu, 5 Feb, priced at S$1,039 found 2 days ago
KLM
Thu, 22 Jan - Thu, 5 Feb
OPO
Porto
SIN
Singapore
S$1,046 Return, found 2 days ago
S$1,046
Return
found 2 days ago
Select KLM flight, departing Thu, 22 Jan from Porto to Singapore, returning Thu, 5 Feb, priced at S$1,046 found 2 days ago
Etihad Airways
Thu, 15 Jan - Thu, 22 Jan
OPO
Porto
SIN
Singapore
S$1,194 Return, found 5 days ago
S$1,194
Return
found 5 days ago
Select Etihad Airways flight, departing Thu, 15 Jan from Porto to Singapore, returning Thu, 22 Jan, priced at S$1,194 found 5 days ago

Frequently asked questions

How much is a flight from Porto Airport to Singapore Airport?
Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Porto Airport to Changi Airport start from S$989. Make your booking ASAP to get the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dr. Francisco de Sa Carneiro Airport (OPO) to Changi Airport (SIN)?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Porto Airport to Singapore Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for OPO to SIN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from OPO to Changi Airport (SIN)?
With around 11,800 kilometres separating Maia and Singapore, your flight will be a long one. Pack wisely to make your journey comfortable. Simple things like an extra pair of socks and a good travel pillow should be in your hand luggage.
Which airlines fly direct from Dr. Francisco de Sa Carneiro Airport (OPO) to Changi Airport (SIN)?
If you want to travel straight from Dr. Francisco de Sa Carneiro Airport (OPO) to Changi Airport, you'll have to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly on this route.
Are Porto Airport to Changi Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so it's no sure thing. While last-minute deals between OPO and Changi Airport (SIN) are possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers release their prices up to 12 months ahead of the departure date. Expedia is constantly updating the best bargains around, so check back often and be ready to grab your seat when fare prices drop.

Travel information

Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
Changi
Airlines serving
Air France, Cathay Pacific, Etihad Airways, Finnair, KLM, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines
Return price
S$988
Distance
11707 km

Book with confidence

Flights from Porto to Singapore

There are several airlines that operate frequent flights from Porto (OPO) to Singapore (SIN) including

The earliest flight leaves Dr. Francisco de Sa Carneiro Airport at 06:00 and arrives at Changi Airport at 05:55. The last flight of the day departs Porto at 16:50 and arrives at Singapore at 18:10.

The flight distance from Porto to Singapore is about 11963 km, the shortest flight is 15 hours 45 minutes with TAP Portugal.

Expedia lets you search across the largest number of airlines and Singapore flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Porto Singapore flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Porto to Singapore trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Singapore flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Porto to Singapore with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Flights from Porto to Singapore

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