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Cheap flights from Portugal to Australia from $720

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SYD
28 Jun — 5 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portugal to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Portugal to Australia
Explore the most affordable flight options available from Portugal to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 May 2026.

Thu 25/616:50
OPO
-
MEL
2 stops34h 50m
Multiple Airlines
Thu 2/711:00
MEL
-
OPO
2 stops35h 00m
Multiple Airlines
Deal found 24/5$1,464
Sun 28/609:15
LIS
-
SYD
1 stop35h 55m
Etihad Airways
Sun 12/715:40
SYD
-
LIS
1 stop24h 45m
Etihad Airways
Deal found 27/5$1,726
Sun 28/609:15
LIS
-
SYD
1 stop35h 55m
Etihad Airways
Mon 13/721:30
SYD
-
LIS
1 stop42h 55m
Etihad Airways
Deal found 27/5$1,729
Sun 21/609:15
LIS
-
MEL
1 stop21h 35m
Etihad Airways
Tue 7/717:20
MEL
-
LIS
1 stop23h 05m
Etihad Airways
Deal found 26/5$1,743
Wed 1/709:15
LIS
-
SYD
1 stop35h 55m
Etihad Airways
Mon 20/721:30
SYD
-
LIS
1 stop42h 55m
Etihad Airways
Deal found 26/5$1,744
Sun 28/609:15
LIS
-
SYD
1 stop35h 55m
Multiple Airlines
Sun 12/722:15
SYD
-
LIS
2 stops44h 40m
Multiple Airlines
Deal found 24/5$1,802
Sun 21/609:15
LIS
-
MEL
1 stop21h 35m
Multiple Airlines
Tue 7/715:55
MEL
-
LIS
2 stops40h 25m
Multiple Airlines
Deal found 24/5$1,810
Mon 9/1116:50
LIS
-
SYD
2 stops57h 15m
Multiple Airlines
Sun 15/1121:30
SYD
-
LIS
1 stop28h 35m
Multiple Airlines
Deal found 24/5$1,811
Wed 1/709:15
LIS
-
SYD
1 stop22h 35m
Multiple Airlines
Mon 20/710:20
SYD
-
LIS
2 stops38h 15m
Multiple Airlines
Deal found 25/5$1,818
Thu 25/609:15
LIS
-
MEL
1 stop21h 35m
Multiple Airlines
Thu 2/712:00
MEL
-
LIS
2 stops44h 20m
Multiple Airlines
Deal found 26/5$1,897
Mon 22/616:05
OPO
-
SYD
2 stops29h 05m
Multiple Airlines
Mon 6/709:50
SYD
-
OPO
2 stops32h 50m
Multiple Airlines
Deal found 27/5$1,999
Fri 11/905:35
LIS
-
MEL
2 stops31h 40m
Air France
Mon 14/912:05
MEL
-
LIS
2 stops29h 45m
Air France
Deal found 28/5$2,017

Find flight deals from Portugal to Australia

Keep the following information in mind while searching for Portugal to Australia flight deals. Data was last updated 29 May 2026.

Round-trip from

$1,464

One-way from

$720

Popular in

April

Cheapest in

September

Average price

$2,473
25/6-2/7
  • 25/6-2/7
  • 4 total stops
  • 69h 50m total
  • Portugal to Australia
Search Deals
8/11
  • 8/11
  • 3 total stops
  • 44h 35m total
  • Portugal to Australia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($225 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($79 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portugal to Australia 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 29 May 2026.
Use the filters below to find and compare flights from Portugal to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortoMelbourne

OPO - MEL

OPOMEL

Porto

Thu 25/6

16:50-12:40

2 stops34h 50m

Melbourne

Thu 2/7

11:00-13:00

2 stops35h 00m

$1,464

PortoSydney

OPO - SYD

OPOSYD

Porto

Sat 13/6

10:45-09:45

2 stops38h 00m

Sydney Kingsford Smith

Sun 28/6

11:05-09:40

2 stops31h 35m

$2,124

PortoSydney

OPO - SYD

OPOSYD

Porto

Tue 9/6

10:40-19:10

2 stops47h 30m

Sydney Kingsford Smith

Sun 14/6

11:05-09:40

2 stops31h 35m

$2,180

LisbonPerth

LIS - PER

LISPER

Lisbon Humberto Delgado

Wed 21/10

05:55-01:10

2 stops36h 15m

Perth

Sat 24/10

02:10-00:25

2 stops29h 15m

$2,194

LisbonPerth

LIS - PER

LISPER

Lisbon Humberto Delgado

Wed 28/10

16:10-01:25

2 stops49h 15m

Perth

Sat 31/10

02:25-23:25

2 stops29h 00m

$2,198

LisbonSydney

LIS - SYD

LISSYD

Lisbon Humberto Delgado

Thu 11/6

05:55-06:05

3 stops39h 10m

Sydney Kingsford Smith

Mon 15/6

11:15-09:55

2 stops31h 40m

$2,214

PortoSydney

OPO - SYD

OPOSYD

Porto

Thu 12/11

12:25-06:50

2 stops31h 25m

Sydney Kingsford Smith

Mon 16/11

15:50-16:00

2 stops35h 10m

$2,221

PortoMelbourne

OPO - MEL

OPOMEL

Porto

Wed 1/7

20:40-16:50

2 stops35h 10m

Melbourne

Mon 3/8

15:55-09:45

2 stops50h 50m

$2,229

PortoMelbourne

OPO - MEL

OPOMEL

Porto

Sat 19/9

16:50-04:55

2 stops51h 05m

Melbourne

Sat 31/10

18:20-19:20

2 stops36h 00m

$2,235

LisbonMelbourne

LIS - MEL

LISMEL

Lisbon Humberto Delgado

Mon 9/11

18:30-06:15

2 stops48h 45m

Melbourne

Sun 15/11

18:20-06:55

1 stop23h 35m

$2,258

Flights are sorted by cheapest return flights first.

Deals found on 25/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Portugal to Australia

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

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

Currently, March is the cheapest month in which you can book a flight from Portugal to Australia (average of $863). Flying from Portugal to Australia in January is currently the most expensive (average of $1,973). 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 Portugal to Australia?

Booking 27 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portugal to Australia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 29 May 2026.
Check out reviews from past customers who have flown with Air France and Etihad Airways from Portugal to Australia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air France
7.4
Good
1,595 reviews
Check prices

Entertainment

7.0

Comfort

7.4

Food

7.0

Crew

8.2

Boarding

7.5

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Carolina,Apr 2026

CDG - BOG

The aircraft is old, uncomfortable, the seat so narrow you don’t even notice you are in business class. The food is the same they are offering since -at least- 2022. The liquors are so limited. So disappointed.
Air France
7.4
Good
1,595 reviews
Air France
7.4
Good
1,595 reviews
Check prices

Entertainment

7.0

Comfort

7.4

Food

7.0

Crew

8.2

Boarding

7.5

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Carolina,Apr 2026

CDG - BOG

The aircraft is old, uncomfortable, the seat so narrow you don’t even notice you are in business class. The food is the same they are offering since -at least- 2022. The liquors are so limited. So disappointed.
Etihad Airways
7.3
Good
1,445 reviews
Air France
7.4
Good
1,595 reviews
Check prices

Entertainment

7.0

Comfort

7.4

Food

7.0

Crew

8.2

Boarding

7.5

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Carolina,Apr 2026

CDG - BOG

The aircraft is old, uncomfortable, the seat so narrow you don’t even notice you are in business class. The food is the same they are offering since -at least- 2022. The liquors are so limited. So disappointed.

Related info for your journey

Find useful and relevant information for your journey from Portugal to Australia. 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 Portugal to Australia?

    For as low as $2,221, Turkish Airlines can have you in Australia from Portugal in 31h 25m. Airlines will cover a distance of 18057 km. Both multi-stop and direct flights can be found to your destination and back.

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

    For one-way options, check prices for Etihad Airways. According to our data, you can fly for as low as $886. Users have also found prices from $1,154 and $1,316 on Qatar Airways and Turkish Airlines, respectively.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Portugal to Australia (average of $863). Flying from Portugal to Australia in January is currently the most expensive (average of $1,973). 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 2 airlines flying from Portugal to Australia

Discover the top 2 airlines that operate flights from Portugal to Australia. 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 29 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,930Average$2,328FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air FranceCheapest$2,146Average$2,223FlexibilityNo 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 Portugal to Australia?

Deals for Portugal to Australia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to Australia from Portugal by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Australia from Portugal shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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