S$644 Cheap Flights from Porto to Singapore

View S$644 flight on Thu, 18 Sep, 2025Opens 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$644 for one-way flights and S$1,070 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air France
Sun, 22 Jun - Tue, 8 Jul
OPO
Porto
SIN
Singapore
S$1,070 Return, found 1 day ago
S$1,070
Return
found 1 day ago
Select Air France flight, departing Sun, 22 Jun from Porto to Singapore, returning Tue, 8 Jul, priced at S$1,070 found 1 day ago
Vueling Airlines
Wed, 17 Sep - Wed, 24 Sep
OPO
Porto
SIN
Singapore
S$1,171 Return, found 3 days ago
S$1,171
Return
found 3 days ago
Select Vueling Airlines flight, departing Wed, 17 Sep from Porto to Singapore, returning Wed, 24 Sep, priced at S$1,171 found 3 days ago
Qatar Airways
Wed, 15 Oct - Wed, 22 Oct
OPO
Porto
SIN
Singapore
S$1,192 Return, found 5 days ago
S$1,192
Return
found 5 days ago
Select Qatar Airways flight, departing Wed, 15 Oct from Porto to Singapore, returning Wed, 22 Oct, priced at S$1,192 found 5 days ago
TAP Portugal
Wed, 15 Oct - Wed, 22 Oct
OPO
Porto
SIN
Singapore
S$1,200 Return, found 5 days ago
S$1,200
Return
found 5 days ago
Select TAP Portugal flight, departing Wed, 15 Oct from Porto to Singapore, returning Wed, 22 Oct, priced at S$1,200 found 5 days ago
Vueling Airlines
Wed, 15 Oct - Sat, 25 Oct
OPO
Porto
SIN
Singapore
S$1,225 Return, found 4 days ago
S$1,225
Return
found 4 days ago
Select Vueling Airlines flight, departing Wed, 15 Oct from Porto to Singapore, returning Sat, 25 Oct, priced at S$1,225 found 4 days ago
Qatar Airways
Wed, 15 Oct - Sat, 25 Oct
OPO
Porto
SIN
Singapore
S$1,227 Return, found 4 days ago
S$1,227
Return
found 4 days ago
Select Qatar Airways flight, departing Wed, 15 Oct from Porto to Singapore, returning Sat, 25 Oct, priced at S$1,227 found 4 days ago
Turkish Airlines
Mon, 23 Jun - Mon, 7 Jul
OPO
Porto
SIN
Singapore
S$1,240 Return, found 4 days ago
S$1,240
Return
found 4 days ago
Select Turkish Airlines flight, departing Mon, 23 Jun from Porto to Singapore, returning Mon, 7 Jul, priced at S$1,240 found 4 days ago
Iberia
Wed, 17 Sep - Wed, 24 Sep
OPO
Porto
SIN
Singapore
S$1,260 Return, found 3 days ago
S$1,260
Return
found 3 days ago
Select Iberia flight, departing Wed, 17 Sep from Porto to Singapore, returning Wed, 24 Sep, priced at S$1,260 found 3 days ago
Qatar Airways
Wed, 17 Sep - Wed, 24 Sep
OPO
Porto
SIN
Singapore
S$1,262 Return, found 3 days ago
S$1,262
Return
found 3 days ago
Select Qatar Airways flight, departing Wed, 17 Sep from Porto to Singapore, returning Wed, 24 Sep, priced at S$1,262 found 3 days ago
KLM
Mon, 23 Jun - Mon, 7 Jul
OPO
Porto
SIN
Singapore
S$1,265 Return, found 4 days ago
S$1,265
Return
found 4 days ago
Select KLM flight, departing Mon, 23 Jun from Porto to Singapore, returning Mon, 7 Jul, priced at S$1,265 found 4 days ago
Porto to Singapore route information
Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
Changi
Airlines serving
Air France, Austrian Airlines, British Airways, Finnair, Iberia, KLM, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines
Return price
S$1,070
Distance
11707 km

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!

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$1,070. 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.

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