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Cheap flights from Australia to Portugal from $687

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 31/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIS
15 Sep — 22 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 16 August 2026.

Sat 3/1019:40 -
2 stops44h 10m
Sun 18/1007:35 -
2 stops46h 15m
Deal found 11/8$1,510
Tue 10/1118:20 -
1 stop23h 35m
Tue 24/1120:40 -
2 stops50h 20m
Deal found 15/8$1,520
Tue 10/1118:20 -
1 stop23h 35m
Sun 22/1122:05 -
2 stops53h 00m
Deal found 15/8$1,528
Tue 10/1118:20 -
1 stop23h 35m
Thu 19/1120:30 -
2 stops50h 30m
Deal found 15/8$1,534
Fri 6/1116:20 -
2 stops28h 40m
Thu 19/1112:55 -
2 stops31h 00m
Deal found 14/8$1,575
Wed 4/1111:15 -
2 stops35h 50m
Sun 8/1110:40 -
2 stops33h 15m
Deal found 12/8$1,580
Tue 10/1118:20 -
1 stop23h 35m
Sat 21/1121:05 -
2 stops52h 55m
Deal found 15/8$1,582
Sun 18/1015:35 -
2 stops28h 30m
Thu 29/1015:50 -
2 stops28h 05m
Deal found 11/8$1,596
Tue 10/1118:20 -
1 stop23h 35m
Wed 25/1110:05 -
2 stops39h 55m
Deal found 15/8$1,599
Tue 27/1016:20 -
2 stops30h 45m
Sat 31/1018:45 -
2 stops49h 10m
Deal found 13/8$1,651
Tue 10/1118:20 -
1 stop23h 35m
Mon 23/1105:55 -
2 stops41h 05m
Deal found 15/8$1,658
Fri 13/1112:00 -
2 stops35h 35m
Sat 28/1112:00 -
3 stops35h 00m
Deal found 14/8$1,671

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 16 August 2026.

Round-trip from

$1,510

One-way from

$687

Popular in

December

Cheapest in

November

Average price

$2,207
3/10-18/10
  • 3/10-18/10
  • 4 total stops
  • 90h 25m total
  • Australia to Portugal
Search Deals
31/10
  • 31/10
  • 2 total stops
  • 52h 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 ($84 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 16 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

Fri 5/2

11:15-12:05

2 stops35h 50m

Lisbon Humberto Delgado

Fri 26/2

12:55-06:55

2 stops31h 00m

$1,504

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Fri 13/11

12:00-22:00

3 stops45h 00m

Porto

Sat 28/11

11:00-10:00

3 stops36h 00m

$1,692

SydneyLisbon

SYD Sydney Kingsford Smith - LIS Lisbon Humberto Delgado

SYDLIS

Sydney Kingsford Smith

Wed 4/11

11:15-12:05

2 stops35h 50m

Lisbon Humberto Delgado

Sun 8/11

10:40-06:55

2 stops33h 15m

$1,714

PerthLisbon

PER Perth - LIS Lisbon Humberto Delgado

PERLIS

Perth

Sun 8/11

08:30-17:45

2 stops41h 15m

Lisbon Humberto Delgado

Wed 11/11

12:55-22:55

2 stops50h 00m

$1,747

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Sun 8/11

16:50-19:20

2 stops37h 30m

Porto

Wed 11/11

07:35-06:30

2 stops35h 55m

$1,791

PerthLisbon

PER Perth - LIS Lisbon Humberto Delgado

PERLIS

Perth

Sun 4/10

08:20-17:45

2 stops40h 25m

Lisbon Humberto Delgado

Tue 20/10

13:40-06:50

2 stops34h 10m

$1,837

MelbourneLisbon

MEL Melbourne - LIS Lisbon Humberto Delgado

MELLIS

Melbourne

Wed 4/11

16:55-12:05

2 stops30h 10m

Lisbon Humberto Delgado

Sun 8/11

12:55-10:20

3 stops34h 25m

$1,870

MelbourneFunchal

MEL Melbourne - FNC Funchal Madeira

MELFNC

Melbourne

Wed 11/11

18:20-13:30

2 stops30h 10m

Funchal Madeira

Sat 14/11

04:10-17:00

2 stops25h 50m

$1,925

SydneyFaro

SYD Sydney Kingsford Smith - FAO Faro

SYDFAO

Sydney Kingsford Smith

Fri 2/10

14:35-19:05

2 stops37h 30m

Faro

Mon 30/11

10:15-07:35

2 stops34h 20m

$1,980

MelbourneLisbon

MEL Melbourne - LIS Lisbon Humberto Delgado

MELLIS

Melbourne

Sun 6/9

15:55-23:15

2 stops40h 20m

Lisbon Humberto Delgado

Tue 15/9

10:55-08:50

2 stops36h 55m

$2,035

Flights are sorted by cheapest return flights first.

Deals found on 12/8

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 $1,685). Flying from Australia to Portugal in December is currently the most expensive (average of $2,832). 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 80 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 16 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
3,655 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.9

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Emirates
8.1
Very Good
3,655 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.9

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
KLM
7.8
Good
1,559 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.9

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Qatar Airways
7.4
Good
3,739 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.9

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Turkish Airlines
7.4
Good
4,477 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.9

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Etihad Airways
7.3
Good
1,505 reviews
Emirates
8.1
Very Good
3,655 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

8.0

Entertainment

8.2

Food

7.9

Crew

8.4

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.

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 35h 50m. British Airways provides one of the quickest options available for as low as $1,504. Airlines will cover a distance of 18163 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 $431. Turkish Airlines flights start at $796 while deals on Qatar Airways start at $999 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 $1,685). Flying from Australia to Portugal in December is currently the most expensive (average of $2,832). 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 16 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,148Average$2,050FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Japan AirlinesCheapest$1,192Average$1,839FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Turkish AirlinesCheapest$1,382Average$1,913FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Qatar AirwaysCheapest$1,437Average$2,243FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air CanadaCheapest$1,517Average$1,610FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest$1,586Average$2,050FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapest$1,705Average$2,480FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest$1,892Average$2,480FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest$1,921Average$2,528FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air FranceCheapest$1,949Average$2,618FlexibilityNo 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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