Cheap flights from Sydney to Portugal from $720
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 2/9. 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.
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.Find the cheapest flights from Sydney to Portugal
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
United Airlines flights from Sydney to Portugal
Our best United Airlines deals on Sydney to Portugal flight tickets
Iberia flights from Sydney to Portugal
Our best Iberia deals on Sydney to Portugal flight tickets
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, March 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 $1,881. If you’re not able to fly to Portugal in March, then October is your next best option. Flight prices from Sydney to Portugal during October average around $1,974.
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 $2,400. 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 $2,506.
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 $1,983. 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 $2,502.
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 24 weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $2,282 when searching 24 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Sydney for as low as $2,074 on momondo.
What is the cheapest airline that flies from Sydney Kingsford Smith to Portugal?
Etihad Airways, Qatar Airways, and Japan Airlines are the most popular carriers operating from Sydney Kingsford Smith to Portugal
Which airlines fly to Portugal?
Emirates, British Airways and Turkish Airlines are the top three most popular airlines that fly to Portugal from Sydney according to our data. Emirates is the first choice among our users, with 40% of people opting to fly with this airline when travelling to Portugal. Keep in mind that there are 13 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.
Cheap Sydney to Portugal flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Sydney to Portugal
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?
The number of operators available for flights from Sydney Kingsford Smith Airport to Portugal is 13 as of June 2025.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $1,423 | Free cancellation | Rating 8.3 1,489 reviews | |||
| PriceFrom $1,472 | Free cancellation | Rating 7.5 1,621 reviews | |||
| PriceFrom $1,508 | Free cancellation | Rating 7.4 1,211 reviews | |||
| PriceFrom $1,511 | Free cancellation | Rating 7.1 9,521 reviews | |||
| PriceFrom $1,520 | Free cancellation | Rating 7.4 3,584 reviews | |||
| PriceFrom $1,590 | Free cancellation | Rating 7.3 3,846 reviews | |||
| PriceFrom $1,763 | Free cancellation | Rating 6.6 6,998 reviews | |||
| PriceFrom $1,764 | Free cancellation | Rating 6.7 7,132 reviews | |||
| PriceFrom $1,842 | Free cancellation | Rating 7.6 1,290 reviews | |||
| PriceFrom $2,057 | Free cancellation | Rating 7.5 1,463 reviews |
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.