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Cheap flights from Lisbon to Sydney from £769

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to Sydney departing on 2/12. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Lisbon to Sydney

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:35 - 05:10LIS  Lisbon Humberto Delgado-SYD Sydney Kingsford Smith
27h 35m2 stops Helsinki-Vantaa Singapore Changi
Multiple Airlines Logo
07:40 - 15:50SYD  Sydney Kingsford Smith-LIS Lisbon Humberto Delgado
41h 10m2 stops Hong Kong Intl Helsinki-Vantaa
£1,219Multiple Airlines
Mon, 7 Sep - Mon, 21 Sep
British Airways Logo
12:55 - 07:55LIS  Lisbon Humberto Delgado-SYD Sydney Kingsford Smith
32h 00m2 stops London Heathrow Hong Kong Intl
British Airways Logo
15:15 - 14:45SYD  Sydney Kingsford Smith-LIS Lisbon Humberto Delgado
34h 30m2 stops Hong Kong Intl London Heathrow
£1,251British Airways
Mon, 26 Oct - Tue, 24 Nov
British Airways Logo
18:40 - 09:35LIS  Lisbon Humberto Delgado-SYD Sydney Kingsford Smith
51h 55m2 stops London Heathrow Hong Kong Intl
British Airways Logo
15:15 - 09:50SYD  Sydney Kingsford Smith-LIS Lisbon Humberto Delgado
29h 35m2 stops Hong Kong Intl London Heathrow
£1,252British Airways
Sat, 31 Oct - Tue, 24 Nov
United Airlines Logo
10:15 - 08:05LIS  Lisbon Humberto Delgado-SYD Sydney Kingsford Smith
34h 50m2 stops Newark Los Angeles Los Angeles
United Airlines Logo
11:20 - 08:10SYD  Sydney Kingsford Smith-LIS Lisbon Humberto Delgado
55h 50m2 stops Los Angeles Los Angeles Newark
£1,253United Airlines
Wed, 28 Oct - Thu, 26 Nov
United Airlines Logo
12:20 - 09:05LIS  Lisbon Humberto Delgado-SYD Sydney Kingsford Smith
57h 45m2 stops Washington, D.C. Dulles Intl Los Angeles Los Angeles
United Airlines Logo
09:20 - 10:20SYD  Sydney Kingsford Smith-LIS Lisbon Humberto Delgado
36h 00m2 stops Houston George Bush Intcntl Washington, D.C. Dulles Intl
£1,254United Airlines
Sat, 31 Oct - Sat, 20 Feb
Multiple Airlines Logo
18:50 - 09:15LIS  Lisbon Humberto Delgado-SYD Sydney Kingsford Smith
52h 25m2 stops Paris Charles de Gaulle Ho Chi Minh City
Multiple Airlines Logo
11:50 - 22:25SYD  Sydney Kingsford Smith-LIS Lisbon Humberto Delgado
45h 35m2 stops Ho Chi Minh City Paris Charles de Gaulle
£1,260Multiple Airlines
Mon, 19 Oct - Thu, 12 Nov
Multiple Airlines Logo
18:50 - 09:15LIS  Lisbon Humberto Delgado-SYD Sydney Kingsford Smith
52h 25m2 stops Paris Charles de Gaulle Ho Chi Minh City
Multiple Airlines Logo
11:50 - 22:25SYD  Sydney Kingsford Smith-LIS Lisbon Humberto Delgado
45h 35m2 stops Ho Chi Minh City Paris Charles de Gaulle
£1,261Multiple Airlines
Mon, 19 Oct - Thu, 12 Nov
United Airlines Logo
12:20 - 09:20LIS  Lisbon Humberto Delgado-SYD Sydney Kingsford Smith
34h 00m2 stops Washington, D.C. Dulles Intl San Francisco
United Airlines Logo
09:20 - 10:20SYD  Sydney Kingsford Smith-LIS Lisbon Humberto Delgado
36h 00m2 stops Houston George Bush Intcntl Washington, D.C. Dulles Intl
£1,263United Airlines
Sat, 31 Oct - Sat, 20 Feb
KLM Logo
15:35 - 07:25LIS  Lisbon Humberto Delgado-SYD Sydney Kingsford Smith
28h 50m3 stops Amsterdam Schiphol Singapore Changi Denpasar Bali Ngurah Rai
KLM Logo
11:45 - 10:30SYD  Sydney Kingsford Smith-LIS Lisbon Humberto Delgado
33h 45m3 stops Jakarta Soekarno-Hatta Intl Kuala Lumpur Intl Amsterdam Schiphol
£1,276KLM
Sat, 21 Nov - Fri, 4 Dec
Finnair Logo
16:10 - 06:35LIS  Lisbon Humberto Delgado-SYD Sydney Kingsford Smith
27h 25m2 stops Helsinki-Vantaa Singapore Changi
Finnair Logo
11:40 - 15:25SYD  Sydney Kingsford Smith-LIS Lisbon Humberto Delgado
38h 45m2 stops Singapore Changi Helsinki-Vantaa
£1,280Finnair
Fri, 30 Oct - Tue, 24 Nov

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British Airways flights from Lisbon to Sydney

Our best British Airways deals on Lisbon to Sydney flight tickets
British Airways
26 Oct
LIS12:55Lisbon Humberto Delgado
32h 00m
2 stops
SYD07:55Sydney Kingsford Smith
24 Nov
SYD15:15Sydney Kingsford Smith
34h 30m
2 stops
LIS14:45Lisbon Humberto Delgado
£1,251
British Airways
31 Oct
LIS18:40Lisbon Humberto Delgado
51h 55m
2 stops
SYD09:35Sydney Kingsford Smith
24 Nov
SYD15:15Sydney Kingsford Smith
29h 35m
2 stops
LIS09:50Lisbon Humberto Delgado
£1,252
British Airways
30 Oct
LIS18:45Lisbon Humberto Delgado
49h 10m
2 stops
SYD06:55Sydney Kingsford Smith
25 Nov
SYD15:15Sydney Kingsford Smith
31h 55m
2 stops
LIS12:10Lisbon Humberto Delgado
£1,281

United Airlines flights from Lisbon to Sydney

Our best United Airlines deals on Lisbon to Sydney flight tickets
United Airlines
28 Oct
LIS10:15Lisbon Humberto Delgado
34h 50m
2 stops
SYD08:05Sydney Kingsford Smith
26 Nov
SYD11:20Sydney Kingsford Smith
55h 50m
2 stops
LIS08:10Lisbon Humberto Delgado
£1,253
United Airlines
31 Oct
LIS12:20Lisbon Humberto Delgado
57h 45m
2 stops
SYD09:05Sydney Kingsford Smith
20 Feb
SYD09:20Sydney Kingsford Smith
36h 00m
2 stops
LIS10:20Lisbon Humberto Delgado
£1,254
United Airlines
31 Oct
LIS12:20Lisbon Humberto Delgado
34h 00m
2 stops
SYD09:20Sydney Kingsford Smith
20 Feb
SYD09:20Sydney Kingsford Smith
36h 00m
2 stops
LIS10:20Lisbon Humberto Delgado
£1,263

momondo Fare Finder

 
Customise 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, momondo users made 279,928 searches. Data last updated 5 August 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 return flight

LisbonSydney

LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith

LISSYD

Lisbon Humberto Delgado

Mon 7/9

16:35-05:10

2 stops27h 35m

Sydney Kingsford Smith

Mon 21/9

07:40-15:50

2 stops41h 10m

£1,219

LisbonSydney

LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith

LISSYD

Lisbon Humberto Delgado

Mon 26/10

12:55-07:55

2 stops32h 00m

Sydney Kingsford Smith

Tue 24/11

15:15-14:45

2 stops34h 30m

£1,251

LisbonSydney

LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith

LISSYD

Lisbon Humberto Delgado

Sat 31/10

18:40-09:35

2 stops51h 55m

Sydney Kingsford Smith

Tue 24/11

15:15-09:50

2 stops29h 35m

£1,252

LisbonSydney

LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith

LISSYD

Lisbon Humberto Delgado

Wed 28/10

10:15-08:05

2 stops34h 50m

Sydney Kingsford Smith

Thu 26/11

11:20-08:10

2 stops55h 50m

£1,253

LisbonSydney

LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith

LISSYD

Lisbon Humberto Delgado

Sat 31/10

12:20-09:05

2 stops57h 45m

Sydney Kingsford Smith

Sat 20/2

09:20-10:20

2 stops36h 00m

£1,254

LisbonSydney

LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith

LISSYD

Lisbon Humberto Delgado

Mon 19/10

18:50-09:15

2 stops52h 25m

Sydney Kingsford Smith

Thu 12/11

11:50-22:25

2 stops45h 35m

£1,260

LisbonSydney

LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith

LISSYD

Lisbon Humberto Delgado

Mon 19/10

18:50-09:15

2 stops52h 25m

Sydney Kingsford Smith

Thu 12/11

11:50-22:25

2 stops45h 35m

£1,261

LisbonSydney

LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith

LISSYD

Lisbon Humberto Delgado

Sat 31/10

12:20-09:20

2 stops34h 00m

Sydney Kingsford Smith

Sat 20/2

09:20-10:20

2 stops36h 00m

£1,263
Fastest return journey

LisbonSydney

LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith

LISSYD

Lisbon Humberto Delgado

Sat 21/11

15:35-07:25

3 stops28h 50m

Sydney Kingsford Smith

Fri 4/12

11:45-10:30

3 stops33h 45m

£1,276

LisbonSydney

LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith

LISSYD

Lisbon Humberto Delgado

Fri 30/10

16:10-06:35

2 stops27h 25m

Sydney Kingsford Smith

Tue 24/11

11:40-15:25

2 stops38h 45m

£1,280

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Lisbon to Sydney

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 typical price of a round-trip flight between Lisbon and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from £1,238 to £1,688.
The lowest price recently found on this route was £1,219.

What is the cheapest month to fly to Sydney?

In general, September is the cheapest month to fly from Lisbon to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £1,112. If you don’t want to visit Sydney in September, then you should wait until March to fly from Lisbon, when ticket prices are also cheap, with an average price of £1,155.

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

You are more likely to see cheaper flights to Sydney from Lisbon when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around £1,302 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Lisbon for as low as £1,083 on momondo.

How have Lisbon to Sydney flight prices changed over time?

As of August 2026, prices for Lisbon to Sydney flights are approximately 2% cheaper when compared to flights at the same time last year.

When to book flights from Lisbon to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Lisbon to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Lisbon to Sydney (LIS to SYD) flight deals and tips

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

Fastest flight time

34h 25m

Direct flights

None
The fastest flight from Lisbon to Sydney takes 34h 25m
There are no direct flights from Lisbon to Sydney. There are no popular flight routes from Lisbon to Sydney.
Search flight deals

Frequently asked questions about flying from Lisbon to Sydney

  • How far is Lisbon Humberto Delgado to Sydney Kingsford Smith by plane?

    There are 11287.1 mi between Lisbon Humberto Delgado and Sydney Kingsford Smith. By plane, this route typically takes 34h 25m.

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

    Prices for flights from Lisbon Humberto Delgado Airport to Sydney Kingsford Smith Airport refresh daily.

  • How old do you have to be to fly from Lisbon Humberto Delgado Airport to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lisbon Humberto Delgado Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Randwick
Cronulla
Leura
Coogee
Manly
Katoomba
Wollongong
Penrith
Swansea

Why use momondo?

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

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

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

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

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

Once you have performed a search for Lisbon to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Lisbon to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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