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Cheap flights from Australia to Porto from $911

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — OPO
5 Jul — 12 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Porto

Enter your travel dates to find the best prices.

Cheapest flights from Australia to Porto
Explore the most affordable flight options available from Australia to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 June 2026.

Sat 25/719:40
SYD
-
OPO
2 stops34h 40m
Multiple Airlines
Thu 27/808:35
OPO
-
SYD
2 stops45h 15m
Multiple Airlines
Deal found 2/6$1,610
Wed 15/719:40
SYD
-
OPO
2 stops34h 40m
Multiple Airlines
Sun 13/908:35
OPO
-
SYD
2 stops45h 15m
Multiple Airlines
Deal found 1/6$1,661
Wed 15/719:40
SYD
-
OPO
3 stops45h 10m
Multiple Airlines
Sun 20/911:00
OPO
-
SYD
3 stops42h 50m
Multiple Airlines
Deal found 2/6$1,717
Sat 1/819:40
SYD
-
OPO
2 stops34h 40m
Multiple Airlines
Thu 10/908:35
OPO
-
SYD
2 stops45h 15m
Multiple Airlines
Deal found 31/5$1,724
Thu 30/711:40
SYD
-
OPO
2 stops37h 05m
Multiple Airlines
Thu 10/916:40
OPO
-
SYD
2 stops27h 30m
Multiple Airlines
Deal found 31/5$1,815
Tue 18/813:25
MEL
-
OPO
2 stops29h 20m
Turkish Airlines
Sun 6/916:40
OPO
-
MEL
2 stops30h 40m
Turkish Airlines
Deal found 31/5$1,815
Sat 14/1116:30
MEL
-
OPO
2 stops33h 55m
Turkish Airlines
Wed 18/1110:55
OPO
-
MEL
2 stops35h 30m
Turkish Airlines
Deal found 3/6$1,836
Sun 19/711:40
SYD
-
OPO
2 stops31h 00m
Turkish Airlines
Fri 18/910:40
OPO
-
SYD
2 stops38h 00m
Turkish Airlines
Deal found 2/6$1,839
Tue 14/714:45
SYD
-
OPO
2 stops28h 00m
Multiple Airlines
Tue 15/916:50
OPO
-
SYD
2 stops31h 50m
Multiple Airlines
Deal found 1/6$1,847
Thu 16/707:05
SYD
-
OPO
3 stops35h 35m
Multiple Airlines
Mon 24/810:40
OPO
-
SYD
2 stops33h 30m
Multiple Airlines
Deal found 3/6$1,857
Mon 27/721:30
SYD
-
OPO
2 stops42h 20m
Etihad Airways
Sun 9/816:05
OPO
-
SYD
2 stops29h 05m
Etihad Airways
Deal found 31/5$1,858
Mon 20/713:25
MEL
-
OPO
2 stops35h 25m
Turkish Airlines
Sun 26/716:40
OPO
-
MEL
2 stops32h 50m
Turkish Airlines
Deal found 4/6$1,867

Find flight deals from Australia to Porto

Keep the following information in mind while searching for Australia to Porto flight deals. Data was last updated 5 June 2026.

Round-trip from

$1,610

One-way from

$911

Popular in

December

Cheapest in

January

Average price

$2,457
25/7-27/8
  • 25/7-27/8
  • 4 total stops
  • 79h 55m total
  • Australia to Porto
Search Deals
15/10
  • 15/10
  • 2 total stops
  • 50h 45m total
  • Australia to Porto
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($279 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($125 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Australia 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 647,157 searches. Data last updated 5 June 2026.
Use the filters below to find and compare flights from Australia to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MelbournePorto

MEL - OPO

MELOPO

Melbourne

Tue 18/8

13:25-09:45

2 stops29h 20m

Porto

Sun 6/9

16:40-08:20

2 stops30h 40m

$1,815

MelbournePorto

MEL - OPO

MELOPO

Melbourne

Sat 14/11

16:30-15:25

2 stops33h 55m

Porto

Wed 18/11

10:55-09:25

2 stops35h 30m

$1,836

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Thu 16/7

07:05-09:40

3 stops35h 35m

Porto

Mon 24/8

10:40-05:10

2 stops33h 30m

$1,857

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 6/7

14:00-09:40

2 stops28h 40m

Porto

Tue 29/9

10:40-05:10

2 stops33h 30m

$1,913

MelbournePorto

MEL - OPO

MELOPO

Melbourne

Tue 18/8

07:00-09:45

3 stops35h 45m

Porto

Sun 6/9

10:45-05:35

2 stops33h 50m

$1,941

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 24/7

09:50-15:40

2 stops38h 50m

Porto

Thu 27/8

11:00-06:45

2 stops34h 45m

$2,078

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Thu 16/7

10:00-09:40

2 stops32h 40m

Porto

Mon 24/8

06:30-20:30

2 stops29h 00m

$2,102

MelbournePorto

MEL - OPO

MELOPO

Melbourne

Fri 10/7

11:00-10:50

2 stops32h 50m

Porto

Tue 28/7

11:30-09:00

2 stops36h 30m

$2,137

BrisbanePorto

BNE - OPO

BNEOPO

Brisbane

Fri 18/9

15:15-15:40

2 stops33h 25m

Porto

Sun 27/9

10:45-05:50

2 stops34h 05m

$2,252

MelbournePorto

MEL - OPO

MELOPO

Melbourne

Thu 16/7

07:00-15:45

3 stops41h 45m

Porto

Thu 23/7

16:40-08:50

2 stops31h 10m

$2,336

Flights are sorted by cheapest return flights first.

Deals found on 30/5

Showing 1-10 of 32 resultsSorted by cheapest first
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3
4

Best time to book a flight from Australia to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Australia 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 Australia to Porto

What is the cheapest month to book a flight from Australia to Porto?

Currently, August is the cheapest month in which you can book a flight from Australia to Porto (average of $1,172). Flying from Australia to Porto in December is currently the most expensive (average of $1,924). 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 far ahead should I book a flight from Australia to Porto?

The price you pay for your flight from Australia to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 5 June 2026.
Read reviews from past customers who have flown with KLM,Qatar Airways, andTurkish Airlines from Australia to Porto. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,525 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,525 reviews
KLM
7.8
Good
1,525 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Qatar Airways
7.4
Good
3,731 reviews
KLM
7.8
Good
1,525 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Turkish Airlines
7.4
Good
4,409 reviews
KLM
7.8
Good
1,525 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Etihad Airways
7.3
Good
1,447 reviews
KLM
7.8
Good
1,525 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Lufthansa
6.8
Okay
8,036 reviews
KLM
7.8
Good
1,525 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Australia to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto from Australia?

    Located just 10.9 km from the city centre, Porto (OPO) is the airport most travelers will use when flying to Porto from Australia.

  • How long is the flight from Australia to Porto?

    A quick flight from Australia to Porto can take about 29h 20m. Turkish Airlines provides one of the quickest options available for as low as $1,815. Airlines will cover a distance of 17704 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Australia to Porto?

    Most travellers choose Sydney Kingsford Smith - Porto, Melbourne - Porto or Brisbane - Porto when deciding on the best route from Australia to Porto.

  • Can I find deals for flights from Australia to Porto that include hotel bookings?

    Yes. In addition to deals on Australia to Porto flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Australia to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to Porto.

  • Can I find deals for business class flights from Australia to Porto?

    Yes. Cheapflights offers flight deals from Australia 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 Australia to Porto?

    Currently, August is the cheapest month in which you can book a flight from Australia to Porto (average of $1,172). Flying from Australia to Porto in December is currently the most expensive (average of $1,924). 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

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Viseu

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Fly from Australia to Porto on these airlines

Choose from the following airlines for your flight from Australia to Porto. Flights are based on user searches made on Cheapflights and were last updated on 5 June 2026.
Turkish Airlines flights from Australia to Porto
KLM flights from Australia to Porto
Lufthansa flights from Australia to Porto

Top 8 airlines flying from Australia to Porto

Discover the top 8 airlines that operate flights from Australia 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 647,157 searches. Data last updated 5 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$1,184Average$1,600FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Etihad AirwaysCheapest$1,319Average$1,828FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Turkish AirlinesCheapest$1,373Average$1,830FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
KLMCheapest$1,589Average$2,657FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest$1,616Average$1,910FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest$1,880Average$3,717FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qatar AirwaysCheapest$2,010Average$2,250FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air FranceCheapest$2,308Average$2,597FlexibilityNo cancel feeOn-time77%
Search Air France 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 Australia to Porto?

Cheapflights helps you search for flights from Australia to Porto via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Australia 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 Australia.

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

Need flexible booking options for your flight to Porto from Australia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Australia to Porto on Cheapflights with our Price Alert feature and get notified when better prices are available.

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