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Cheap flights from Sydney to Portugal from $810

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIS
13 Jun — 20 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Portugal

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Portugal
Explore the most affordable flight options available from Sydney to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 May 2026.

Wed 4/1116:35
SYD
-
LIS
1 stop25h 20m
Etihad Airways
Wed 18/1108:15
LIS
-
SYD
1 stop22h 40m
Etihad Airways
Deal found 12/5$1,335
Mon 26/1016:35
SYD
-
LIS
1 stop25h 20m
Etihad Airways
Sun 8/1108:15
LIS
-
SYD
1 stop22h 40m
Etihad Airways
Deal found 12/5$1,363
Wed 18/1116:35
SYD
-
LIS
1 stop25h 20m
Etihad Airways
Sun 22/1108:15
LIS
-
SYD
1 stop35h 20m
Etihad Airways
Deal found 12/5$1,385
Mon 8/613:05
SYD
-
LIS
2 stops29h 50m
Multiple Airlines
Tue 23/617:05
LIS
-
SYD
2 stops31h 35m
Multiple Airlines
Deal found 12/5$1,629
Mon 8/614:45
SYD
-
LIS
2 stops28h 10m
Multiple Airlines
Mon 22/616:45
LIS
-
SYD
2 stops28h 40m
Multiple Airlines
Deal found 10/5$1,661
Mon 8/614:45
SYD
-
LIS
2 stops28h 10m
Multiple Airlines
Mon 15/616:45
LIS
-
SYD
2 stops27h 25m
Multiple Airlines
Deal found 11/5$1,678
Sun 14/611:40
SYD
-
OPO
2 stops31h 00m
Turkish Airlines
Mon 22/610:40
OPO
-
SYD
2 stops38h 00m
Turkish Airlines
Deal found 9/5$1,683
Wed 1/722:15
SYD
-
LIS
2 stops34h 30m
Multiple Airlines
Tue 1/917:05
LIS
-
SYD
2 stops27h 05m
Multiple Airlines
Deal found 10/5$1,707
Sat 6/615:40
SYD
-
LIS
1 stop24h 50m
Etihad Airways
Sun 21/609:15
LIS
-
SYD
1 stop35h 55m
Etihad Airways
Deal found 11/5$1,711
Tue 26/509:50
SYD
-
OPO
2 stops32h 55m
Multiple Airlines
Thu 11/616:40
OPO
-
SYD
2 stops28h 45m
Multiple Airlines
Deal found 10/5$1,711
Tue 9/614:45
SYD
-
LIS
2 stops41h 35m
Multiple Airlines
Tue 16/617:05
LIS
-
SYD
2 stops28h 20m
Multiple Airlines
Deal found 10/5$1,712
Sat 13/615:40
SYD
-
LIS
1 stop24h 50m
Etihad Airways
Sun 28/609:15
LIS
-
SYD
1 stop35h 55m
Etihad Airways
Deal found 13/5$1,713

Find flight deals from Sydney to Portugal

Keep the following information in mind while searching for Sydney to Portugal flight deals. Data was last updated 14 May 2026.

Round-trip from

$1,335

One-way from

$810

Popular in

December

Cheapest in

November

Average price

$2,162
Etihad Airways
  • Etihad Airways
  • 4/11-18/11
  • 2 total stops
  • 48h 00m total
  • Sydney to Portugal
Search Deals
Etihad Airways
  • Etihad Airways
  • 1/8
  • 1 total stop
  • 42h 55m total
  • Sydney to Portugal
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($56 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 Sydney 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 14 May 2026.
Use the filters below to find and compare flights from Sydney to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 26/5

09:50-09:45

2 stops32h 55m

Porto

Thu 11/6

16:40-06:05

3 stops52h 25m

$1,785

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 7/9

10:20-09:40

2 stops32h 20m

Porto

Sun 13/9

10:45-05:10

2 stops33h 25m

$1,862

SydneyFaro

SYD - FAO

SYDFAO

Sydney Kingsford Smith

Mon 15/6

20:30-22:30

2 stops35h 00m

Faro

Thu 25/6

07:30-09:00

2 stops40h 30m

$1,889

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 24/7

09:50-15:40

2 stops38h 50m

Porto

Thu 27/8

06:10-05:10

2 stops38h 00m

$1,944

SydneyFunchal

SYD - FNC

SYDFNC

Sydney Kingsford Smith

Tue 16/6

15:40-11:40

2 stops29h 00m

Funchal Madeira

Tue 23/6

21:55-16:50

2 stops33h 55m

$1,978

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 24/7

07:25-15:40

3 stops41h 15m

Porto

Fri 11/9

10:40-10:20

2 stops38h 40m

$2,011

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Sat 25/7

07:20-15:50

3 stops65h 30m

Porto

Thu 27/8

06:10-19:10

2 stops28h 00m

$2,111

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Sun 24/5

09:30-08:20

2 stops31h 50m

Lisbon Humberto Delgado

Thu 22/10

12:20-07:55

2 stops33h 35m

$2,217

SydneyFaro

SYD - FAO

SYDFAO

Sydney Kingsford Smith

Sun 7/6

15:40-19:25

2 stops36h 45m

Faro

Sun 14/6

18:10-16:50

2 stops37h 40m

$2,240

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Sat 26/9

09:30-08:20

2 stops31h 50m

Lisbon Humberto Delgado

Sat 3/10

12:20-07:00

2 stops33h 40m

$2,276

Flights are sorted by cheapest return flights first.

Deals found on 10/5

Showing 1-10 of 46 resultsSorted by cheapest first
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Best time to book a flight from Sydney to Portugal

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

How far ahead should I book a flight from Sydney to Portugal?

The price you pay for your flight from Sydney to Portugal may vary depending on when you book. For the best chance of a lower fare, look to book 76 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 Sydney to Portugal?

Currently, March is the cheapest month in which you can book a flight from Sydney to Portugal (average of $1,123). Flying from Sydney to Portugal in December is currently the most expensive (average of $1,658). 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 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 14 May 2026.
See what other customers who have flown with Emirates,Qatar Airways, andTurkish Airlines from Sydney to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,571 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Steven,Apr 2026

GLA - DXB

Being disabled i feel they made an extra effort to accommodate me especially as I had adjoining flights
Emirates
8.1
Very Good
3,571 reviews
Emirates
8.1
Very Good
3,571 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Steven,Apr 2026

GLA - DXB

Being disabled i feel they made an extra effort to accommodate me especially as I had adjoining flights
Qatar Airways
7.4
Good
3,728 reviews
Emirates
8.1
Very Good
3,571 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Steven,Apr 2026

GLA - DXB

Being disabled i feel they made an extra effort to accommodate me especially as I had adjoining flights
Turkish Airlines
7.4
Good
4,366 reviews
Emirates
8.1
Very Good
3,571 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Steven,Apr 2026

GLA - DXB

Being disabled i feel they made an extra effort to accommodate me especially as I had adjoining flights
Etihad Airways
7.3
Good
1,437 reviews
Emirates
8.1
Very Good
3,571 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Steven,Apr 2026

GLA - DXB

Being disabled i feel they made an extra effort to accommodate me especially as I had adjoining flights
British Airways
6.7
Okay
7,979 reviews
Emirates
8.1
Very Good
3,571 reviews
Check prices

Crew

8.3

Comfort

8.0

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Steven,Apr 2026

GLA - DXB

Being disabled i feel they made an extra effort to accommodate me especially as I had adjoining flights

Related info for your journey

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

    Located just 7.5 km from the city centre, Sydney Kingsford Smith (SYD) is the airport most travellers will use when flying to Portugal from Sydney.

  • How long is the flight from Sydney to Portugal?

    United Airlines, Qatar Airways, and Emirates can get you from Sydney to Portugal in just under 31h 45m. Your travel time can differ by up to 22h 25m. The distance between Sydney and Portugal is about 18163 km. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Etihad Airways, with whom users have recently found tickets for as low as $583. However, be on the lookout for offers from Turkish Airlines and Japan Airlines, as they are both options that can get you from Sydney to Portugal for a low price.

  • What are the most popular routes from Sydney to Portugal?

    Most travellers choose Sydney Kingsford Smith - Porto, Sydney Kingsford Smith - Lisbon Humberto Delgado or Sydney Kingsford Smith - Faro when deciding on the best route from Sydney to Portugal.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Sydney to Portugal (average of $1,123). Flying from Sydney to Portugal in December is currently the most expensive (average of $1,658). 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 Sydney to Portugal

Discover the top 10 airlines that operate flights from Sydney 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 14 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$1,165Average$1,575FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Etihad AirwaysCheapest$1,323Average$2,019FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SWISSCheapest$1,339Average$1,635FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Turkish AirlinesCheapest$1,382Average$1,802FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Qatar AirwaysCheapest$1,412Average$2,204FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
British AirwaysCheapest$1,485Average$2,042FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest$1,613Average$2,137FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest$1,845Average$2,416FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
EmiratesCheapest$1,853Average$3,083FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Air FranceCheapest$1,945Average$2,485FlexibilityNo 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 Sydney to Portugal?

Cheapflights makes it easy to find Sydney 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 Sydney to Portugal?

Millions of users choose and trust Cheapflights to book the best flight deals from Sydney to Portugal for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Portugal flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from Sydney to Portugal and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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