$677 Cheap Flights from Lisbon (LIS) to Sydney (SYD)

View $677 flight on Wed, Sep 16, 2026Opens in a new window

Popular airlines from Humberto Delgado Airport (LIS) to Sydney Airport (SYD)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Lisbon to Sydney (LIS-SYD)

Prices were available within the past 7 days and start at $677 for one-way flights and $1,169 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Tue, Mar 10 - Tue, Mar 17
LIS
Lisbon
SYD
Sydney
$1,169 Roundtrip, found 4 days ago
$1,169
Roundtrip
found 4 days ago
Select TAP Portugal flight, departing Tue, Mar 10 from Lisbon to Sydney, returning Tue, Mar 17, priced at $1,169 found 4 days ago
British Airways
Thu, Apr 23 - Wed, Apr 29
LIS
Lisbon
SYD
Sydney
$1,342 Roundtrip, found 2 days ago
$1,342
Roundtrip
found 2 days ago
Select British Airways flight, departing Thu, Apr 23 from Lisbon to Sydney, returning Wed, Apr 29, priced at $1,342 found 2 days ago
Finnair
Mon, May 4 - Tue, May 12
LIS
Lisbon
SYD
Sydney
$1,481 Roundtrip, found 2 days ago
$1,481
Roundtrip
found 2 days ago
Select Finnair flight, departing Mon, May 4 from Lisbon to Sydney, returning Tue, May 12, priced at $1,481 found 2 days ago
United
Sat, Sep 19 - Tue, Sep 29
LIS
Lisbon
SYD
Sydney
$1,520 Roundtrip, found 1 day ago
$1,520
Roundtrip
found 1 day ago
Select United flight, departing Sat, Sep 19 from Lisbon to Sydney, returning Tue, Sep 29, priced at $1,520 found 1 day ago
Air Canada
Tue, Apr 14 - Tue, Apr 21
LIS
Lisbon
SYD
Sydney
$1,545 Roundtrip, found 4 days ago
$1,545
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Apr 14 from Lisbon to Sydney, returning Tue, Apr 21, priced at $1,545 found 4 days ago
Swiss International Air Lines
Mon, Sep 21 - Tue, Oct 6
LIS
Lisbon
SYD
Sydney
$1,618 Roundtrip, found 5 days ago
$1,618
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Mon, Sep 21 from Lisbon to Sydney, returning Tue, Oct 6, priced at $1,618 found 5 days ago
Turkish Airlines
Mon, Apr 6 - Wed, Apr 22
LIS
Lisbon
SYD
Sydney
$1,625 Roundtrip, found 5 days ago
$1,625
Roundtrip
found 5 days ago
Select Turkish Airlines flight, departing Mon, Apr 6 from Lisbon to Sydney, returning Wed, Apr 22, priced at $1,625 found 5 days ago
KLM
Sun, May 31 - Wed, Jun 17
LIS
Lisbon
SYD
Sydney
$1,651 Roundtrip, found 5 days ago
$1,651
Roundtrip
found 5 days ago
Select KLM flight, departing Sun, May 31 from Lisbon to Sydney, returning Wed, Jun 17, priced at $1,651 found 5 days ago
Air France
Mon, Sep 7 - Sun, Sep 20
LIS
Lisbon
SYD
Sydney
$1,654 Roundtrip, found 5 days ago
$1,654
Roundtrip
found 5 days ago
Select Air France flight, departing Mon, Sep 7 from Lisbon to Sydney, returning Sun, Sep 20, priced at $1,654 found 5 days ago
Korean Air
Fri, Aug 21 - Thu, Sep 10
LIS
Lisbon
SYD
Sydney
$1,660 Roundtrip, found 5 days ago
$1,660
Roundtrip
found 5 days ago
Select Korean Air flight, departing Fri, Aug 21 from Lisbon to Sydney, returning Thu, Sep 10, priced at $1,660 found 5 days ago

The Annual Vacation Sale

Members save up to 40% on hotels and homes. Plan this year’s big trip and save.
Book now

Alternative airports near Sydney

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kingsford Smith Intl. SYD. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $1,412
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city center16 min
Flights from $1,412

Frequently asked questions

How much does a flight from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.) cost?
You can find cheap one-way flights from $677 and cheap return flights from $1,169 Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.) with Expedia. One-way flights typically cost between $1243 and $4706, and return flights often range between $1435 and $12548. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The cheapest month to fly from LIS to SYD is March when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Enter LIS to SYD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Singapore Airlines is one of the cheapest airlines offering connecting flights from Lisbon (LIS) to Sydney, NSW (SYD), with round-trip tickets starting from around $1,730 with a layover in Heathrow (LHR). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
To find a cheap flight from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The earliest flight from Humberto Delgado (LIS) to Kingsford Smith Intl. (SYD) typically departs at around 5:00 AM, operated by KLM and Singapore Airlines. This seasonal service can help you maximize your time in Sydney. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
When flying from Humberto Delgado (LIS) in Lisbon to Kingsford Smith Intl. (SYD) in Sydney, the most popular departure times are in the early afternoon, from 12pm to 3pm. About 32% of passengers choose this time window. Many major carriers, including Emirates, British Airways, and TAP Air Portugal, offer flights during this period. This timing is favored as it allows travelers to enjoy a leisurely morning before heading to the airport.
How long does it take to fly from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
A flight from LIS to SYD with a layover takes around 23 hours 50 minutes, with the route covering approximately 11,294 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
You can fly business class between LIS and SYD. Airlines that offer business class service on this route include:

  • Emirates
  • TAP Portugal
  • Etihad Airways
  • Swiss International Air Lines
  • Qatar Airways
  • KLM
  • Finnair
  • British Airways
  • United Airlines
  • Turkish Airlines

First class is available with Emirates.
How do I earn miles on a Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight with Expedia?
It's easy to earn miles on a Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Sydney from Humberto Delgado (LIS)?
If you're planning to travel to Sydney from Humberto Delgado (LIS), you can fly into Kingsford Smith Intl. (SYD) Some flights may connect through major hubs like Heathrow (LHR), Frankfurt Intl. (FRA), ZRH (ZRH) before reaching Sydney. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.) at the last minute?
Typically, booking a last minute flight from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight and hotel package?
Securing a Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.) Sydney Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
If you booked your Lisbon (LIS-Humberto Delgado) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Humberto Delgado
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air Europa, Air France, British Airways, Cathay Pacific, Delta, Emirates, Etihad Airways, Finnair, Iberia, KLM, Lufthansa, Malaysia Airlines, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$1,168
Distance
11292 mi

Book with confidence

Lisbon to Sydney Flights

The cheapest times to fly from Lisbon to Sydney

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Lisbon to Sydney are during the month of March. You can find some of the cheapest flights from Lisbon to Sydney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Lisbon to Sydney

Sunday is one of the best days to book for cheap flights from Lisbon to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Lisbon to Sydney

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Lisbon to Sydney in 2026. You can also book with separate airlines for your outbound and return journeys, from $677 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Lisbon to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Lisbon to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Lisbon to Sydney Flights

*Flight schedules are subject to change.

Explore a world of travel with Expedia

*Available to One Key members.