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Cheap flights from Australia to Portugal from $639

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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIS
17 Aug — 24 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Portugal

Enter your travel dates to find the best prices.

Cheapest flights from Australia to Portugal
Explore the most affordable flight options available from Australia to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2026.

Fri 30/1021:30
SYD
-
LIS
1 stop44h 25m
Etihad Airways
Sun 8/1108:15
LIS
-
SYD
1 stop35h 20m
Etihad Airways
Deal found 14/7$1,399
Sat 7/1121:30
SYD
-
LIS
1 stop44h 25m
Etihad Airways
Sat 21/1108:15
LIS
-
SYD
1 stop35h 15m
Etihad Airways
Deal found 17/7$1,406
Fri 6/1121:30
SYD
-
LIS
1 stop44h 25m
Etihad Airways
Mon 23/1108:15
LIS
-
SYD
1 stop35h 15m
Etihad Airways
Deal found 16/7$1,418
Mon 2/1121:30
SYD
-
LIS
1 stop44h 25m
Etihad Airways
Mon 30/1108:15
LIS
-
SYD
1 stop22h 40m
Etihad Airways
Deal found 14/7$1,485
Tue 4/811:00
SYD
-
LIS
2 stops39h 00m
Multiple Airlines
Tue 18/822:00
LIS
-
SYD
2 stops50h 00m
Multiple Airlines
Deal found 17/7$1,488
Wed 4/1116:50
SYD
-
LIS
1 stop25h 05m
Etihad Airways
Wed 25/1108:15
LIS
-
SYD
1 stop35h 20m
Etihad Airways
Deal found 16/7$1,490
Sat 7/1121:30
SYD
-
LIS
1 stop44h 25m
Etihad Airways
Wed 11/1108:15
LIS
-
SYD
1 stop35h 20m
Etihad Airways
Deal found 12/7$1,491
Tue 20/1018:20
MEL
-
LIS
1 stop22h 55m
Etihad Airways
Wed 4/1108:15
LIS
-
MEL
1 stop21h 45m
Etihad Airways
Deal found 15/7$1,501
Mon 9/1116:50
SYD
-
LIS
1 stop25h 05m
Etihad Airways
Mon 23/1108:15
LIS
-
SYD
1 stop22h 30m
Etihad Airways
Deal found 16/7$1,511
Mon 2/1111:10
BNE
-
LIS
2 stops45h 55m
Multiple Airlines
Thu 12/1106:00
LIS
-
BNE
2 stops41h 00m
Multiple Airlines
Deal found 14/7$1,512
Wed 11/1116:35
SYD
-
LIS
1 stop25h 20m
Etihad Airways
Sun 15/1108:15
LIS
-
SYD
1 stop35h 15m
Etihad Airways
Deal found 15/7$1,520
Tue 11/819:40
SYD
-
LIS
2 stops36h 40m
Multiple Airlines
Sun 16/807:00
LIS
-
SYD
2 stops46h 50m
Multiple Airlines
Deal found 14/7$1,524

Find flight deals from Australia to Portugal

Keep the following information in mind while searching for Australia to Portugal flight deals. Data was last updated 18 July 2026.

Round-trip from

$1,399

One-way from

$639

Popular in

December

Cheapest in

November

Average price

$2,675
Etihad Airways
  • Etihad Airways
  • 30/10-8/11
  • 2 total stops
  • 79h 45m total
  • Australia to Portugal
Search Deals
13/9
  • 13/9
  • 3 total stops
  • 58h 00m total
  • Australia to Portugal
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($72 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Australia to Portugal 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 18 July 2026.
Use the filters below to find and compare flights from Australia to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

MelbourneLisbon

MEL - LIS

MELLIS

Melbourne

Tue 20/10

18:20-07:15

1 stop22h 55m

Lisbon Humberto Delgado

Tue 3/11

08:15-17:00

1 stop21h 45m

$1,651

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 31/7

19:40-19:20

2 stops32h 40m

Porto

Tue 4/8

20:10-14:50

2 stops33h 40m

$1,710

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 10/11

21:30-10:50

2 stops48h 20m

Porto

Sat 14/11

07:35-06:35

2 stops36h 00m

$1,765

MelbournePorto

MEL - OPO

MELOPO

Melbourne

Tue 17/11

18:20-10:50

2 stops27h 30m

Porto

Sat 21/11

07:35-17:00

2 stops46h 25m

$1,775

MelbourneLisbon

MEL - LIS

MELLIS

Melbourne

Thu 15/10

14:25-15:45

2 stops35h 20m

Lisbon Humberto Delgado

Fri 23/10

05:55-11:15

2 stops43h 20m

$1,790

MelbournePorto

MEL - OPO

MELOPO

Melbourne

Wed 4/11

18:20-10:50

2 stops27h 30m

Porto

Sat 7/11

07:35-17:00

2 stops46h 25m

$1,792

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Wed 11/11

16:35-06:45

2 stops49h 10m

Porto

Sun 15/11

07:35-06:30

2 stops35h 55m

$1,800

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Sun 2/8

22:15-23:20

2 stops34h 05m

Lisbon Humberto Delgado

Sat 29/8

17:05-05:10

2 stops27h 05m

$1,809

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 31/8

14:45-15:50

2 stops34h 05m

Porto

Mon 7/9

10:40-05:10

2 stops33h 30m

$1,848

SydneyFaro

SYD - FAO

SYDFAO

Sydney Kingsford Smith

Sun 2/8

11:00-15:00

2 stops37h 00m

Faro

Tue 25/8

07:30-09:00

2 stops40h 30m

$1,895

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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6

Best time to book a flight from Australia to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal 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 Portugal

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

Currently, November is the cheapest month in which you can book a flight from Australia to Portugal (average of $1,736). Flying from Australia to Portugal in December is currently the most expensive (average of $2,846). 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 Portugal?

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Australia to Portugal. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated 18 July 2026.
Read through reviews of airlines operating flights from Australia to Portugal, such as Emirates,Turkish Airlines, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,628 reviews
Check prices

Crew

8.4

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
Emirates
8.1
Very Good
3,628 reviews
Emirates
8.1
Very Good
3,628 reviews
Check prices

Crew

8.4

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
Turkish Airlines
7.4
Good
4,448 reviews
Emirates
8.1
Very Good
3,628 reviews
Check prices

Crew

8.4

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
Qatar Airways
7.3
Good
3,743 reviews
Emirates
8.1
Very Good
3,628 reviews
Check prices

Crew

8.4

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
Etihad Airways
7.3
Good
1,479 reviews
Emirates
8.1
Very Good
3,628 reviews
Check prices

Crew

8.4

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.
British Airways
6.7
Okay
8,123 reviews
Emirates
8.1
Very Good
3,628 reviews
Check prices

Crew

8.4

Comfort

8.0

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Efstathia Helen,Sept 2024

EWR - ATH

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

Related info for your journey

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

  • How long is the flight from Australia to Portugal?

    A quick flight from Australia to Portugal can take about 22h 55m. Etihad Airways provides one of the quickest options available for as low as $1,651. Airlines will cover a distance of 17733 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Australia to Portugal one-way?

    To fly one-way, consider booking your trip with Etihad Airways, which is currently one of the cheapest options available, starting at $606. Turkish Airlines flights start at $808 while deals on Qatar Airways start at $824 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Australia to Portugal (average of $1,736). Flying from Australia to Portugal in December is currently the most expensive (average of $2,846). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Australia to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Australia to Portugal

Discover the top 10 airlines that operate flights from Australia to Portugal. 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 18 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,165Average$2,034FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Japan AirlinesCheapest$1,210Average$1,871FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Turkish AirlinesCheapest$1,403Average$1,916FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Qatar AirwaysCheapest$1,466Average$2,267FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air CanadaCheapest$1,535Average$1,622FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest$1,610Average$2,086FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest$1,674Average$2,416FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
EmiratesCheapest$1,730Average$2,451FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest$1,921Average$2,517FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air FranceCheapest$1,979Average$2,636FlexibilityNo 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 Portugal?

Cheapflights makes it easy to find Australia to Portugal flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Australia to Portugal.

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

Yes! Cheapflights helps users easily find flights from Australia to Portugal with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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