Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Sydney to Portugal from $734

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Portugal departing on 21/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Sydney to Portugal

Cheap return flights

Multiple Airlines Logo
14:30 - 09:55SYD-OPO
30h 25m2 stops
Multiple Airlines Logo
16:10 - 06:35OPO-SYD
27h 25m2 stops
$1,369Multiple Airlines
Find Deal
Wed, 5 Nov - Wed, 19 Nov
Multiple Airlines Logo
15:55 - 09:55SYD-OPO
29h 00m2 stops
Multiple Airlines Logo
16:10 - 06:35OPO-SYD
27h 25m2 stops
$1,372Multiple Airlines
Find Deal
Mon, 3 Nov - Mon, 10 Nov
Turkish Airlines Logo
21:55 - 09:50SYD-OPO
45h 55m2 stops
Turkish Airlines Logo
16:10 - 10:20OPO-SYD
31h 10m2 stops
$1,750Turkish Airlines
Find Deal
Sun, 19 Oct - Sun, 26 Oct
Turkish Airlines Logo
21:15 - 23:25SYD-LIS
37h 10m2 stops
Turkish Airlines Logo
05:55 - 19:20LIS-SYD
26h 25m2 stops
$1,863Turkish Airlines
Find Deal
Sun, 1 Feb - Fri, 20 Feb
Etihad Airways Logo
21:30 - 07:20SYD-LIS
43h 50m1 stop
Etihad Airways Logo
08:25 - 06:35LIS-SYD
35h 10m1 stop
$1,908Etihad Airways
Find Deal
Tue, 7 Oct - Sat, 8 Nov
Etihad Airways Logo
16:35 - 06:40SYD-LIS
25h 05m1 stop
Etihad Airways Logo
08:25 - 06:35LIS-SYD
35h 10m1 stop
$1,916Etihad Airways
Find Deal
Mon, 3 Nov - Mon, 10 Nov
Qatar Airways Logo
15:50 - 16:25SYD-LIS
34h 35m1 stop
Qatar Airways Logo
14:15 - 06:50LIS-SYD
29h 35m1 stop
$2,016Qatar Airways
Find Deal
Thu, 16 Oct - Thu, 27 Nov
Qatar Airways Logo
15:50 - 13:00SYD-LIS
32h 10m1 stop
Qatar Airways Logo
07:50 - 06:50LIS-SYD
36h 00m1 stop
$2,025Qatar Airways
Find Deal
Tue, 4 Nov - Tue, 25 Nov
Emirates Logo
21:45 - 23:45SYD-PDL
38h 00m2 stops
Emirates Logo
06:40 - 22:30PDL-SYD
51h 50m2 stops
$3,124Emirates
Find Deal
Sun, 15 Mar - Thu, 19 Mar
Emirates Logo
06:00 - 23:45SYD-PDL
29h 45m2 stops
Emirates Logo
09:35 - 18:35PDL-SYD
45h 00m2 stops
$3,125Emirates
Find Deal
Sun, 15 Mar - Thu, 19 Mar

Etihad Airways flights from Sydney to Portugal

Our best Etihad Airways deals on Sydney to Portugal flight tickets
Etihad Airways
7 Oct
SYD21:30Sydney Kingsford Smith
43h 50m
1 stop
LIS07:20Lisbon Humberto Delgado
8 Nov
LIS08:25Lisbon Humberto Delgado
35h 10m
1 stop
SYD06:35Sydney Kingsford Smith
$1,908
Find similar
Etihad Airways
3 Nov
SYD16:35Sydney Kingsford Smith
25h 05m
1 stop
LIS06:40Lisbon Humberto Delgado
10 Nov
LIS08:25Lisbon Humberto Delgado
35h 10m
1 stop
SYD06:35Sydney Kingsford Smith
$1,916
Find similar
Etihad Airways
7 Oct
SYD16:40Sydney Kingsford Smith
24h 40m
1 stop
LIS07:20Lisbon Humberto Delgado
8 Nov
LIS08:25Lisbon Humberto Delgado
35h 10m
1 stop
SYD06:35Sydney Kingsford Smith
$1,917
Find similar

Air Canada flights from Sydney to Portugal

Our best Air Canada deals on Sydney to Portugal flight tickets
Air Canada
27 Feb
SYD11:20Sydney Kingsford Smith
40h 05m
2 stops
LIS16:25Lisbon Humberto Delgado
4 Mar
LIS06:10Lisbon Humberto Delgado
40h 25m
3 stops
SYD09:35Sydney Kingsford Smith
$1,940
Find similar
Air Canada
1 Feb
SYD11:20Sydney Kingsford Smith
34h 40m
3 stops
LIS11:00Lisbon Humberto Delgado
20 Feb
LIS10:55Lisbon Humberto Delgado
35h 40m
2 stops
SYD09:35Sydney Kingsford Smith
$1,943
Find similar
Air Canada
1 Feb
SYD11:20Sydney Kingsford Smith
34h 40m
3 stops
LIS11:00Lisbon Humberto Delgado
20 Feb
LIS10:55Lisbon Humberto Delgado
35h 40m
2 stops
SYD09:35Sydney Kingsford Smith
$1,946
Find similar

momondo 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, momondo users made 78,305 searches. Data last updated 22 September 2025.
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

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Wed 5/11

14:30-09:55

2 stops30h 25m

Porto

Wed 19/11

16:10-06:35

2 stops27h 25m

$1,369

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 3/11

15:55-09:55

2 stops29h 00m

Porto

Mon 10/11

16:10-06:35

2 stops27h 25m

$1,372

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Sun 19/10

21:55-09:50

2 stops45h 55m

Porto

Sun 26/10

16:10-10:20

2 stops31h 10m

$1,750

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Sun 1/2

21:15-23:25

2 stops37h 10m

Lisbon Humberto Delgado

Fri 20/2

05:55-19:20

2 stops26h 25m

$1,863

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Tue 7/10

21:30-07:20

1 stop43h 50m

Lisbon Humberto Delgado

Sat 8/11

08:25-06:35

1 stop35h 10m

$1,908

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Mon 3/11

16:35-06:40

1 stop25h 05m

Lisbon Humberto Delgado

Mon 10/11

08:25-06:35

1 stop35h 10m

$1,916

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Thu 16/10

15:50-16:25

1 stop34h 35m

Lisbon Humberto Delgado

Thu 27/11

14:15-06:50

1 stop29h 35m

$2,016

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Tue 4/11

15:50-13:00

1 stop32h 10m

Lisbon Humberto Delgado

Tue 25/11

07:50-06:50

1 stop36h 00m

$2,025

SydneyPonta Delgada

SYD - PDL

SYDPDL

Sydney Kingsford Smith

Sun 15/3

21:45-23:45

2 stops38h 00m

Ponta Delgada Nordela

Thu 19/3

06:40-22:30

2 stops51h 50m

$3,124

SydneyPonta Delgada

SYD - PDL

SYDPDL

Sydney Kingsford Smith

Sun 15/3

06:00-23:45

2 stops29h 45m

Ponta Delgada Nordela

Thu 19/3

09:35-18:35

2 stops45h 00m

$3,125

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Portugal from

How to get the cheapest flight ticket from Sydney to Portugal

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Portugal?

In general, October is the cheapest month to fly from Sydney to Portugal. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,923. If you’re not able to fly to Portugal in October, then March is your next best option. Flight prices from Sydney to Portugal during March average around $1,944.

What is the cheapest day to depart on your flight to Portugal?

The cheapest day to depart from Sydney to Portugal is on a Tuesday. Travellers who choose to depart for Portugal on a Tuesday will often find tickets for as low as $2,371. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Sydney to Portugal for around $2,476.

What is the cheapest time of day to depart on your flight to Portugal?

In the afternoon is the cheapest time of day to fly from Sydney to Portugal when you can find flight prices for as low as $1,959. Flying to Portugal in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive, with an average ticket price of $2,471.

How far in advance should I book a flight to Portugal?

You are more likely to see cheaper flights to Portugal from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $2,221 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Sydney for as low as $2,085 on momondo.

Can stopping save me money on Sydney to Portugal flights?

You could potentially save up to 14% on your flight if you consider stops on a Sydney to Portugal flight.

Cheap Sydney to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Portugal

Direct flights

None
There are no direct flights from Sydney to Portugal. There are no popular flight routes from Sydney to Portugal.
Search flight deals

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Portugal?

    Prices for flights from Sydney Kingsford Smith Airport to Portugal refresh daily.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Portugal?

  • How old do you have to be to fly from Sydney Kingsford Smith Airport to Portugal?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The necessary travel and health documents for your Portugal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Sydney to Portugal

Compare and see reviews for airlines that fly from Sydney to Portugal with momondo
Airline
Rating
Free cancellation
Price
Japan AirlinesPriceFrom $1,280Free cancellationRating
8.3
1,560 reviews
Search Japan Airlines flights
Etihad AirwaysPriceFrom $1,430Free cancellationRating
7.4
1,256 reviews
Search Etihad Airways flights
SWISSPriceFrom $1,454Free cancellationRating
7.6
1,741 reviews
Search SWISS flights
Air CanadaPriceFrom $1,502Free cancellationRating
7.1
10,000 reviews
Search Air Canada flights
Turkish AirlinesPriceFrom $1,527Free cancellationRating
7.3
3,975 reviews
Search Turkish Airlines flights
Qatar AirwaysPriceFrom $1,535Free cancellationRating
7.4
3,626 reviews
Search Qatar Airways flights
FinnairPriceFrom $1,540Free cancellationRating
7.6
1,326 reviews
Search Finnair flights
LufthansaPriceFrom $1,743Free cancellationRating
6.8
7,421 reviews
Search Lufthansa flights
British AirwaysPriceFrom $1,745Free cancellationRating
6.7
7,386 reviews
Search British Airways flights
United AirlinesPriceFrom $1,962Free cancellationRating
7.4
8,922 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to Portugal?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sydney to Portugal . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Sydney to Portugal with flexible booking policies on momondo?

All flight searches from Sydney to Portugal on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Sydney to Portugal?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portugal from Sydney.

I’m not ready to book a flight from Sydney to Portugal right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Portugal, momondo offers a useful price alert feature which will track prices for flights to Portugal from Sydney and alert you when they change.

An easier way to manage your Portugal trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 22/10
Wed 29/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Popular Cities in Portugal

Popular flights according to clicks in the last 7 days on momondo
Look for other cheap flights to Lisbonfrom $1,205
Look for other cheap flights to Portofrom $1,369
Look for other cheap flights to Farofrom $1,831
Look for other cheap flights to Funchalfrom $1,919
Look for other cheap flights to Ponta Delgadafrom $2,595