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$523+ Cheap flights from Lisbon (LIS) to Sydney (SYD)

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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SYD
Apr 14 — Apr 211
Tue 4/14
Tue 4/21
1 adult, Economy
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Cheap flight deals from Lisbon to Sydney

Cheapest flights from Lisbon to Sydney
Explore the most affordable flight options available from Lisbon to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 15, 2026.

This FlightHub deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1910:00 am
LIS
-
SYD
2 stops47h 25m
Multiple Airlines
Sun 7/198:00 pm
SYD
-
LIS
2 stops45h 45m
Multiple Airlines
Deal found 3/11$1,111
This Air China deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:45 am
LIS
-
SYD
2 stops46h 05m
Multiple Airlines
Sun 5/177:40 pm
SYD
-
LIS
2 stops49h 45m
Multiple Airlines
Deal found 3/15$1,383
This British Airways deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:45 pm
LIS
-
SYD
2 stops51h 00m
British Airways
Wed 9/1610:10 am
SYD
-
LIS
2 stops46h 05m
British Airways
Deal found 3/11$1,418
This British Airways deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/37:20 am
LIS
-
SYD
2 stops38h 25m
British Airways
Wed 6/1010:10 am
SYD
-
LIS
2 stops46h 05m
British Airways
Deal found 3/15$1,440
This British Airways deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:10 am
LIS
-
SYD
2 stops38h 35m
British Airways
Sun 9/209:50 am
SYD
-
LIS
2 stops46h 15m
British Airways
Deal found 3/11$1,446
This Mytrip deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/114:50 pm
LIS
-
SYD
2 stops28h 20m
Multiple Airlines
Sat 4/188:50 pm
SYD
-
LIS
2 stops35h 40m
Multiple Airlines
Deal found 3/14$1,451
This Finnair deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/74:35 pm
LIS
-
SYD
2 stops29h 10m
Finnair
Tue 9/2210:20 am
SYD
-
LIS
2 stops44h 35m
Finnair
Deal found 3/11$1,455
This Finnair deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:35 pm
LIS
-
SYD
2 stops28h 35m
Finnair
Tue 9/2210:20 am
SYD
-
LIS
2 stops44h 35m
Finnair
Deal found 3/11$1,468
This Finnair deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/304:35 pm
LIS
-
SYD
2 stops29h 10m
Finnair
Mon 5/1110:20 am
SYD
-
LIS
2 stops38h 30m
Finnair
Deal found 3/11$1,476

Find flight deals from Lisbon to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,111
(FlightHub)

One-way from

$523
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,592
Provider with most accurate pricing for Lisbon Humberto Delgado-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Sydney Kingsford Smith flights.
Search Deals
From Lisbon Humberto Delgado to Sydney Kingsford Smith
Search Deals
One-way flight from Lisbon Humberto Delgado to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lisbon to Sydney 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 2,558,603 searches. Data last updated March 15, 2026.
Use the filters below to find and compare flights from Lisbon to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonSydney

LIS - SYD

LISSYD

Lisbon Humberto Delgado

Sun 5/3

4:35 pm-6:45 am

2 stops29h 10m

Sydney Kingsford Smith

Sun 5/17

10:20 am-3:50 pm

2 stops38h 30m

$1,608

LisbonSydney

LIS - SYD

LISSYD

Lisbon Humberto Delgado

Sun 5/3

7:20 am-6:45 am

2 stops38h 25m

Sydney Kingsford Smith

Sun 5/17

10:10 am-5:45 pm

2 stops40h 35m

$1,618

LisbonSydney

LIS - SYD

LISSYD

Lisbon Humberto Delgado

Wed 3/25

10:15 am-6:20 am

2 stops33h 05m

Sydney Kingsford Smith

Mon 4/20

9:30 am-8:20 am

2 stops31h 50m

$1,625

LisbonSydney

LIS - SYD

LISSYD

Lisbon Humberto Delgado

Thu 4/9

12:20 pm-7:00 am

2 stops57h 40m

Sydney Kingsford Smith

Wed 4/22

9:30 am-8:20 am

2 stops31h 50m

$1,644

LisbonSydney

LIS - SYD

LISSYD

Lisbon Humberto Delgado

Sat 5/2

5:55 am-7:10 pm

2 stops28h 15m

Sydney Kingsford Smith

Sun 5/31

7:05 am-3:35 pm

3 stops41h 30m

$1,673

LisbonSydney

LIS - SYD

LISSYD

Lisbon Humberto Delgado

Wed 3/25

8:15 am-6:35 am

1 stop35h 20m

Sydney Kingsford Smith

Thu 4/2

9:35 pm-7:25 am

1 stop43h 50m

$1,727

LisbonSydney

LIS - SYD

LISSYD

Lisbon Humberto Delgado

Fri 6/19

11:00 am-7:10 pm

2 stops47h 10m

Sydney Kingsford Smith

Sun 7/19

7:05 am-9:50 am

3 stops35h 45m

$1,749
Quickest round-trip

LisbonSydney

LIS - SYD

LISSYD

Lisbon Humberto Delgado

Wed 5/13

9:15 am-4:50 pm

1 stop22h 35m

Sydney Kingsford Smith

Sun 5/17

3:40 pm-7:25 am

1 stop24h 45m

$1,758
Cheapest one-way

LisbonSydney

LIS - SYD

LISSYD

Lisbon Humberto Delgado

Sat 5/23

9:35 am-7:25 pm

3 stops48h 50m

$547

LisbonSydney

LIS - SYD

LISSYD

Lisbon Humberto Delgado

Sun 3/22

8:15 am-8:05 am

3 stops36h 50m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Showing 1-10 of 15 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Lisbon-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lisbon-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lisbon-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lisbon-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Lisbon to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Lisbon with our price prediction graph.
Estimated round-trip 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 Lisbon to Sydney

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

Use this chart to determine the optimal time to book a round-trip flight from Lisbon to Sydney. Price data was last updated on March 13, 2026.

To ensure you get the cheapest price possible for a flight from Lisbon to Sydney, you should look to book at least 78 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Lisbon to Sydney?

Currently, April is the cheapest month in which you can book a flight from Lisbon to Sydney (average of $846). Flying from Lisbon to Sydney in January is currently the most expensive (average of $1,470). 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.

Related info for your journey

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

    Departing from Lisbon to Sydney will take you 29h 10m. Lisbon and Sydney are separated by a distance of 11286 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Lisbon to Sydney (average of $846). Flying from Lisbon to Sydney in January is currently the most expensive (average of $1,470). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

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