Cheap flights from Portugal to Australia from $670
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to Australia departing on 22/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Find the cheapest flights from Portugal to Australia
Recent return flight deals from Portugal to Australia
Recent one-way flight deals from Portugal to Australia
Recent last minute flight deals from Portugal to Australia
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.Air India flights from Portugal to Australia
Our best Air India deals on Portugal to Australia flight tickets
Iberia flights from Portugal to Australia
Our best Iberia deals on Portugal to Australia flight tickets
momondo Fare Finder
Use the filters below to find and compare flights from Portugal to Australia that are best for you.
Fly from
Fly to
Route
Depart
Return
LisbonSydney
LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith
LISSYD
Lisbon Humberto Delgado
Mon 7/12
07:10-08:05
2 stops37h 55m
Sydney Kingsford Smith
Wed 13/1
10:30-12:30
2 stops37h 00m
LisbonSydney
LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith
LISSYD
Lisbon Humberto Delgado
Tue 10/11
20:15-13:35
2 stops54h 20m
Sydney Kingsford Smith
Tue 17/11
21:30-06:55
1 stop44h 25m
LisbonSydney
LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith
LISSYD
Lisbon Humberto Delgado
Tue 10/11
20:15-13:35
2 stops54h 20m
Sydney Kingsford Smith
Tue 17/11
21:30-06:55
1 stop44h 25m
PortoSydney
OPO Porto - SYD Sydney Kingsford Smith
OPOSYD
Porto
Tue 10/11
05:00-20:25
3 stops28h 25m
Sydney Kingsford Smith
Tue 17/11
16:50-11:45
2 stops29h 55m
PortoSydney
OPO Porto - SYD Sydney Kingsford Smith
OPOSYD
Porto
Tue 10/11
06:30-20:25
2 stops26h 55m
Sydney Kingsford Smith
Tue 17/11
16:50-11:45
2 stops29h 55m
PortoPerth
OPO Porto - PER Perth
OPOPER
Porto
Fri 6/11
06:15-03:40
3 stops37h 25m
Perth
Mon 9/11
04:40-13:55
3 stops41h 15m
LisbonPerth
LIS Lisbon Humberto Delgado - PER Perth
LISPER
Lisbon Humberto Delgado
Thu 12/11
16:10-03:40
3 stops51h 30m
Perth
Wed 18/11
20:50-15:25
3 stops50h 35m
LisbonSydney
LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith
LISSYD
Lisbon Humberto Delgado
Tue 10/11
07:00-20:25
2 stops26h 25m
Sydney Kingsford Smith
Tue 17/11
21:35-15:10
2 stops28h 35m
LisbonMelbourne
LIS Lisbon Humberto Delgado - MEL Melbourne
LISMEL
Lisbon Humberto Delgado
Thu 5/11
08:15-16:45
1 stop21h 30m
Melbourne
Thu 12/11
18:05-06:55
1 stop23h 50m
LisbonSydney
LIS Lisbon Humberto Delgado - SYD Sydney Kingsford Smith
LISSYD
Lisbon Humberto Delgado
Sun 25/10
08:15-06:30
1 stop35h 15m
Sydney Kingsford Smith
Tue 10/11
21:30-06:55
1 stop44h 25m
See travel insights to Australia from
How to get the cheapest flight ticket from Portugal to Australia
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 Australia?
In general, September is the cheapest month to fly from Portugal to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $2,170. If you don’t want to visit Australia in September, then you should wait until February to fly from Portugal, when ticket prices are also cheap, with an average price of $2,234.
How far in advance should I book a flight from Portugal to Australia?
You are more likely to see cheaper flights to Australia from Portugal when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $2,541 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Portugal for as low as $1,728 on momondo.
Cheap Portugal to Australia flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portugal to Australia
Frequently asked questions about flying from Portugal to Australia
When did momondo last update prices for flights from Portugal to Australia?
Prices for flights from Portugal to Australia were last updated today.
How many operators does momondo search for flights from Portugal to Australia?
There is 1 operator available for flights from Portugal to Australia as of October 2026.
How old do you have to be to fly from Portugal to Australia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portugal to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Portugal to Australia
Compare and see reviews for airlines that fly from Portugal to Australia with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $2,154 | Free cancellation | Rating 7.3 1,541 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Portugal to Australia?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Australia from Portugal.
Can I find flights from Portugal to Australia with flexible booking policies on momondo?
All flight searches from Portugal to Australia on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Portugal to Australia?
Once all potential Portugal to Australia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Portugal to Australia right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Australia, momondo offers a useful price alert feature which will track prices for flights to Australia from Portugal and alert you when they change.