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Cheap flights from Australia to Portugal from $642

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 19/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIS
4 Sep — 11 Sep1
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 5 August 2026.

Mon 17/811:00 -
2 stops44h 30m
Fri 21/807:30 -
2 stops44h 05m
Deal found 4/8$1,408
Tue 15/905:35 -
2 stops32h 40m
Tue 22/909:10 -
2 stops36h 10m
Deal found 1/8$1,481
Sat 7/1115:15 -
2 stops29h 40m
Sat 21/1112:55 -
2 stops31h 00m
Deal found 3/8$1,499
Thu 15/1015:35 -
2 stops28h 30m
Thu 19/1110:40 -
2 stops33h 15m
Deal found 3/8$1,582
Wed 4/1111:15 -
2 stops35h 55m
Sun 8/1110:40 -
2 stops33h 15m
Deal found 3/8$1,583
Tue 3/1115:15 -
2 stops37h 25m
Sat 14/1115:55 -
2 stops28h 00m
Deal found 4/8$1,585
Mon 14/909:55 -
2 stops28h 20m
Mon 21/909:10 -
2 stops33h 45m
Deal found 31/7$1,585
Tue 17/1108:45 -
2 stops41h 00m
Sat 21/1115:55 -
2 stops28h 00m
Deal found 2/8$1,592
Sat 24/1015:35 -
2 stops29h 20m
Tue 3/1116:00 -
2 stops27h 55m
Deal found 2/8$1,596
Sun 8/1108:30 -
2 stops35h 35m
Wed 11/1112:55 -
2 stops50h 00m
Deal found 3/8$1,616
Wed 11/1112:10 -
2 stops31h 45m
Thu 26/1115:55 -
3 stops31h 15m
Deal found 4/8$1,626
Sun 1/1118:20 -
1 stop23h 35m
Sat 7/1121:05 -
2 stops52h 55m
Deal found 4/8$1,627

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 5 August 2026.

Round-trip from

$1,408

One-way from

$642

Popular in

December

Cheapest in

November

Average price

$2,192
17/8-21/8
  • 17/8-21/8
  • 4 total stops
  • 88h 35m total
  • Australia to Portugal
Search Deals
19/10
  • 19/10
  • 3 total stops
  • 40h 00m total
  • Australia to Portugal
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($82 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 5 August 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

SydneyLisbon

SYD Sydney Kingsford Smith - LIS Lisbon Humberto Delgado

SYDLIS

Sydney Kingsford Smith

Tue 3/11

08:45-12:05

2 stops38h 20m

Lisbon Humberto Delgado

Sun 15/11

15:55-06:55

2 stops28h 00m

$1,585

PerthLisbon

PER Perth - LIS Lisbon Humberto Delgado

PERLIS

Perth

Sun 8/11

08:30-12:05

2 stops35h 35m

Lisbon Humberto Delgado

Wed 11/11

12:55-22:55

2 stops50h 00m

$1,622

SydneyLisbon

SYD Sydney Kingsford Smith - LIS Lisbon Humberto Delgado

SYDLIS

Sydney Kingsford Smith

Tue 17/11

08:45-09:50

2 stops36h 05m

Lisbon Humberto Delgado

Sat 21/11

07:00-07:55

2 stops37h 55m

$1,660

MelbourneLisbon

MEL Melbourne - LIS Lisbon Humberto Delgado

MELLIS

Melbourne

Thu 5/11

11:05-14:45

2 stops38h 40m

Lisbon Humberto Delgado

Mon 9/11

15:50-12:40

3 stops33h 50m

$1,671

BrisbanePorto

BNE Brisbane - OPO Porto

BNEOPO

Brisbane

Fri 4/9

13:40-09:50

2 stops29h 10m

Porto

Tue 22/9

12:45-09:45

2 stops36h 00m

$1,734

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

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

$1,774

MelbournePorto

MEL Melbourne - OPO Porto

MELOPO

Melbourne

Wed 18/11

18:20-15:15

2 stops31h 55m

Porto

Sun 22/11

07:35-17:00

2 stops46h 25m

$1,791

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Sat 12/9

14:35-20:40

2 stops39h 05m

Porto

Sat 26/9

10:40-06:25

2 stops34h 45m

$1,822

PerthLisbon

PER Perth - LIS Lisbon Humberto Delgado

PERLIS

Perth

Thu 19/11

10:30-12:10

2 stops33h 40m

Lisbon Humberto Delgado

Sat 5/12

12:55-06:55

2 stops34h 00m

$1,879

AdelaideLisbon

ADL Adelaide - LIS Lisbon Humberto Delgado

ADLLIS

Adelaide

Tue 17/11

08:55-17:40

3 stops43h 15m

Lisbon Humberto Delgado

Sat 21/11

18:40-11:00

3 stops53h 50m

$1,913

Flights are sorted by cheapest return flights first.

Deals found on 4/8

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $1,701). Flying from Australia to Portugal in December is currently the most expensive (average of $2,853). 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 75 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 5 August 2026.
Read through reviews of airlines operating flights from Australia to Portugal, such as Emirates,KLM, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,644 reviews
Check prices

Boarding

8.1

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.4

Food

7.9

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
3,644 reviews
Emirates
8.1
Very Good
3,644 reviews
Check prices

Boarding

8.1

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.4

Food

7.9

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.
KLM
7.8
Good
1,554 reviews
Emirates
8.1
Very Good
3,644 reviews
Check prices

Boarding

8.1

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.4

Food

7.9

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
7.4
Good
3,736 reviews
Emirates
8.1
Very Good
3,644 reviews
Check prices

Boarding

8.1

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.4

Food

7.9

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
4,467 reviews
Emirates
8.1
Very Good
3,644 reviews
Check prices

Boarding

8.1

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.4

Food

7.9

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
1,498 reviews
Emirates
8.1
Very Good
3,644 reviews
Check prices

Boarding

8.1

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.4

Food

7.9

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 24h 50m. British Airways provides one of the quickest options available for as low as $2,028. Airlines will cover a distance of 17926 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 $434. Turkish Airlines flights start at $802 while deals on Qatar Airways start at $818 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 $1,701). Flying from Australia to Portugal in December is currently the most expensive (average of $2,853). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 5 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,157Average$2,044FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Japan AirlinesCheapest$1,201Average$1,862FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Turkish AirlinesCheapest$1,394Average$1,930FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Qatar AirwaysCheapest$1,449Average$2,262FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air CanadaCheapest$1,529Average$1,614FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest$1,599Average$1,946FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapest$1,718Average$2,479FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest$1,908Average$2,500FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest$1,937Average$2,548FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air FranceCheapest$1,965Average$2,640FlexibilityNo 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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