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Cheap flights from Australia to Porto from $951

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — OPO
30 May — 6 Jun1
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 30 April 2026.

Mon 1/611:00
SYD
-
OPO
2 stops59h 30m
Multiple Airlines
Sat 6/613:45
OPO
-
SYD
2 stops34h 15m
Multiple Airlines
Deal found 29/4$1,679
Tue 9/611:00
SYD
-
OPO
2 stops35h 30m
Multiple Airlines
Tue 16/616:50
OPO
-
SYD
2 stops55h 10m
Multiple Airlines
Deal found 25/4$1,683
Wed 10/611:00
SYD
-
OPO
2 stops67h 20m
Multiple Airlines
Tue 16/616:50
OPO
-
SYD
2 stops31h 10m
Multiple Airlines
Deal found 26/4$1,752
Thu 30/419:40
SYD
-
OPO
2 stops48h 10m
Multiple Airlines
Thu 7/507:35
OPO
-
SYD
2 stops46h 15m
Multiple Airlines
Deal found 25/4$1,777
Thu 4/612:00
MEL
-
OPO
2 stops44h 30m
Turkish Airlines
Mon 8/616:50
OPO
-
MEL
2 stops30h 30m
Turkish Airlines
Deal found 25/4$1,780
Sun 8/1115:10
MEL
-
OPO
2 stops35h 00m
Turkish Airlines
Thu 12/1110:55
OPO
-
MEL
2 stops35h 30m
Turkish Airlines
Deal found 29/4$1,797
Thu 11/612:00
MEL
-
OPO
2 stops44h 30m
Turkish Airlines
Thu 18/616:40
OPO
-
MEL
2 stops33h 35m
Turkish Airlines
Deal found 26/4$1,813
Mon 25/517:20
MEL
-
OPO
2 stops35h 00m
Etihad Airways
Mon 8/620:10
OPO
-
MEL
2 stops34h 40m
Etihad Airways
Deal found 29/4$1,825
Wed 3/623:30
MEL
-
OPO
2 stops49h 15m
Turkish Airlines
Thu 3/906:10
OPO
-
MEL
2 stops44h 05m
Turkish Airlines
Deal found 29/4$1,844
Sat 15/823:30
MEL
-
OPO
2 stops49h 20m
Turkish Airlines
Tue 15/916:50
OPO
-
MEL
2 stops30h 30m
Turkish Airlines
Deal found 25/4$1,895
Fri 29/515:40
SYD
-
OPO
2 stops36h 40m
Etihad Airways
Tue 30/620:10
OPO
-
SYD
2 stops35h 40m
Etihad Airways
Deal found 26/4$1,903
Mon 1/617:20
MEL
-
OPO
2 stops46h 30m
Etihad Airways
Thu 18/620:10
OPO
-
MEL
2 stops34h 40m
Etihad Airways
Deal found 29/4$1,939

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 30 April 2026.

Round-trip from

$1,679

One-way from

$951

Popular in

December

Cheapest in

January

Average price

$2,432
1/6-6/6
  • 1/6-6/6
  • 4 total stops
  • 93h 45m total
  • Australia to Porto
Search Deals
1/6
  • 1/6
  • 2 total stops
  • 45h 45m total
  • Australia to Porto
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($240 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($121 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 30 April 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

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 1/6

11:00-13:30

2 stops59h 30m

Porto

Sat 6/6

13:45-09:00

2 stops34h 15m

$1,679

MelbournePorto

MEL - OPO

MELOPO

Melbourne

Mon 1/6

17:20-06:50

2 stops46h 30m

Porto

Thu 18/6

20:10-15:50

2 stops34h 40m

$1,939

MelbournePorto

MEL - OPO

MELOPO

Melbourne

Thu 4/6

12:00-09:40

2 stops30h 40m

Porto

Mon 8/6

10:40-04:40

3 stops57h 00m

$1,998

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 9/6

07:20-10:00

3 stops59h 40m

Porto

Tue 16/6

10:40-10:00

2 stops62h 20m

$2,037

BrisbanePorto

BNE - OPO

BNEOPO

Brisbane

Wed 12/8

11:05-15:40

2 stops37h 35m

Porto

Mon 31/8

10:40-09:45

2 stops38h 05m

$2,062

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 8/6

13:05-15:50

2 stops35h 45m

Porto

Tue 16/6

10:40-09:40

2 stops38h 00m

$2,111

MelbournePorto

MEL - OPO

MELOPO

Melbourne

Thu 16/7

17:20-06:50

2 stops46h 30m

Porto

Sun 9/8

16:05-15:50

2 stops38h 45m

$2,111

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 9/6

22:10-10:00

2 stops44h 50m

Porto

Tue 16/6

10:40-09:40

2 stops38h 00m

$2,118

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 24/7

21:30-06:50

2 stops42h 20m

Porto

Fri 11/9

16:05-06:10

2 stops29h 05m

$2,139

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 12/6

14:45-09:45

2 stops52h 00m

Porto

Fri 19/6

10:40-06:25

2 stops34h 45m

$2,159

Flights are sorted by cheapest return flights first.

Deals found on 25/4

Showing 1-10 of 52 resultsSorted by cheapest first
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6

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

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 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 $1,170). Flying from Australia to Porto in December is currently the most expensive (average of $1,921). 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.

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 30 April 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
1,512 reviews
Check prices

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

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
1,512 reviews
KLM
7.8
Good
1,512 reviews
Check prices

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

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
3,724 reviews
KLM
7.8
Good
1,512 reviews
Check prices

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

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
4,346 reviews
KLM
7.8
Good
1,512 reviews
Check prices

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

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
1,434 reviews
KLM
7.8
Good
1,512 reviews
Check prices

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

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
7,962 reviews
KLM
7.8
Good
1,512 reviews
Check prices

Entertainment

7.1

Overall

7.8

Boarding

7.8

Food

7.3

Comfort

7.7

Crew

8.4

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 35h 35m. Etihad Airways provides one of the quickest options available for as low as $2,959. Airlines will cover a distance of 17827 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 $1,170). Flying from Australia to Porto in December is currently the most expensive (average of $1,921). 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 30 April 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 30 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$1,182Average$1,597FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Etihad AirwaysCheapest$1,317Average$1,818FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Turkish AirlinesCheapest$1,371Average$1,820FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
KLMCheapest$1,587Average$2,618FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest$1,614Average$1,918FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest$1,877Average$2,288FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qatar AirwaysCheapest$2,007Average$2,262FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air FranceCheapest$2,069Average$2,593FlexibilityNo 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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