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$774 Cheap flights to Porto

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Porto departing on 19/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Australia to Porto

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
13:40 - 09:50-
29h 10m
Multiple Airlines Logo
12:45 - 09:45-
36h 00m
$1,689Multiple Airlines
Fri, 4 Sep - Tue, 22 Sep
Multiple Airlines Logo
13:40 - 09:50-
29h 10m
Multiple Airlines Logo
12:45 - 09:45-
36h 00m
$1,753Multiple Airlines
Fri, 4 Sep - Tue, 22 Sep
Etihad Airways Logo
21:30 - 15:15-
52h 45m
Etihad Airways Logo
11:35 - 06:30-
31h 55m
$1,779Etihad Airways
Tue, 17 Nov - Sat, 21 Nov
Etihad Airways Logo
21:30 - 15:15-
52h 45m
Etihad Airways Logo
11:35 - 06:30-
31h 55m
$1,784Etihad Airways
Tue, 17 Nov - Sat, 21 Nov
Turkish Airlines Logo
21:05 - 15:40-
27h 35m
Turkish Airlines Logo
10:40 - 19:10-
47h 30m
$1,950Turkish Airlines
Tue, 15 Sep - Tue, 22 Sep
Turkish Airlines Logo
21:05 - 15:40-
27h 35m
Turkish Airlines Logo
10:40 - 19:10-
47h 30m
$1,961Turkish Airlines
Tue, 15 Sep - Tue, 22 Sep
Qatar Airways Logo
21:55 - 08:10-
44h 15m
Qatar Airways Logo
21:55 - 17:30-
33h 35m
$2,281Qatar Airways
Tue, 17 Nov - Sat, 21 Nov
Qatar Airways Logo
21:55 - 08:10-
44h 15m
Qatar Airways Logo
21:55 - 17:30-
33h 35m
$2,289Qatar Airways
Tue, 17 Nov - Sat, 21 Nov
KLM Logo
12:40 - 10:40-
32h 00m
KLM Logo
16:10 - 08:10-
29h 00m
$2,574KLM
Sun, 11 Oct - Tue, 3 Nov
KLM Logo
12:45 - 10:30-
32h 45m
KLM Logo
11:15 - 07:25-
33h 10m
$5,173KLM
Mon, 14 Dec - Sun, 27 Dec

momondo Fare Finder

 
Locate flights to Porto that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 4 August 2026.
Use the filters below to find and compare flights to Porto that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

BrisbanePorto

BNE - OPO

BNEOPO

Brisbane

Fri 4/9

13:40-09:50

2 stops29h 10m

Porto

Tue 22/9

12:45-09:45

2 stops36h 00m

$1,689

BrisbanePorto

BNE - OPO

BNEOPO

Brisbane

Fri 4/9

13:40-09:50

2 stops29h 10m

Porto

Tue 22/9

12:45-09:45

2 stops36h 00m

$1,753

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 17/11

21:30-15:15

2 stops52h 45m

Porto

Sat 21/11

11:35-06:30

2 stops31h 55m

$1,779

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 17/11

21:30-15:15

2 stops52h 45m

Porto

Sat 21/11

11:35-06:30

2 stops31h 55m

$1,784

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 15/9

21:05-15:40

2 stops27h 35m

Porto

Tue 22/9

10:40-19:10

2 stops47h 30m

$1,950

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 15/9

21:05-15:40

2 stops27h 35m

Porto

Tue 22/9

10:40-19:10

2 stops47h 30m

$1,961

BrisbanePorto

BNE - OPO

BNEOPO

Brisbane

Tue 17/11

21:55-08:10

2 stops44h 15m

Porto

Sat 21/11

21:55-17:30

2 stops33h 35m

$2,281

BrisbanePorto

BNE - OPO

BNEOPO

Brisbane

Tue 17/11

21:55-08:10

2 stops44h 15m

Porto

Sat 21/11

21:55-17:30

2 stops33h 35m

$2,289
Fastest return journey

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Sun 11/10

12:40-10:40

3 stops32h 00m

Porto

Tue 3/11

16:10-08:10

3 stops29h 00m

$2,574

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 14/12

12:45-10:30

3 stops32h 45m

Porto

Sun 27/12

11:15-07:25

3 stops33h 10m

$5,173

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Porto from

Porto flights insights and trends

Explore insights for your Porto flight to craft the best travel plan

What is the cheapest month to fly to Porto?

In general, February is the cheapest month to fly from Australia to Porto. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,498. If you aren’t able to travel to Porto during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,543.

Cheapest flights to Porto

Find the cheapest flights to Porto from your nearest city or airport
Find flights from Sydney to Porto
CHEAPEST MONTH TO FLY TO PORTO FROM SYDNEYFebruary19% cheaperFlying from Sydney to Porto costs on average just $1,498 in February
MOST EXPENSIVE MONTH TO FLY TO PORTO FROM SYDNEYDecember55% more expensiveIt costs about $2,877 for flights to Porto from Sydney in December
MOST POPULAR MONTH TO FLY TO PORTO FROM SYDNEYMay1,006% more users visitedMore momondo users searched in flights to Porto from Sydney in May than any other month

Cheap Porto flight deals and tips

Summary info about Porto flight prices, duration and airlines

Best One-Way Price

$774

Best Round-Trip Price

$1,689

Fastest flight time

34h 40m
The best one-way flight price to Porto from Australia in the last 5 days is $774 (Melbourne to Porto).
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The best return flight price to Porto from Australia in the last 5 days is $1,689 (Brisbane to Porto).
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The fastest flight to Porto from Australia takes 34h 40m (Coolangatta Gold Coast to Porto).
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Frequently asked questions about flying to Porto

What is there to do in Porto when it’s raining?

Users planning a flight to Porto during the months of January, February, or October should anticipate rain. There are still things to do in Porto even when it's raining, though. While in Porto you will find Palácio da Bolsa nearby which is a great museum to visit when you’re looking for things to do indoors.

When did momondo last update prices for flights to Porto Airport?

Prices for flights to Porto Airport are updated daily.

How many operators does momondo search for flights to Porto Airport?

The number of operators available for flights to Porto Airport is 9 as of August 2026.

How old do you have to be to fly to Porto Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Porto Airport.

What documentation or ID do you need to fly to Porto Airport?

The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Coimbra
Aveiro
Vila Nova de Gaia
Braga
Viseu
Baiao

Why use momondo?

Why should I use momondo to find a flight deal to Porto?

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to Porto with flexible booking policies on momondo?

momondo does allow users to show only those flights to Porto which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Porto?

momondo provides multiple filters to help you find the best flight to Porto. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight to Porto right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Porto. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Porto trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to Porto

Popular Flights to Porto

Popular routes according to searches in the past day on momondo
Sydney Kingsford Smith to Porto Flightsfrom $1,247
Melbourne to Porto Flightsfrom $1,255
Brisbane to Porto Flightsfrom $1,230