$727+ Cheap flights to Portugal

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
— LIS
22 Jan — 29 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Portugal in 2025

Enter your travel dates to find the best prices.

Cheapest flights to Portugal
Explore the most affordable flight options available to Portugal. Find the lowest fares based on data from user searches, with prices last updated on 23 December 2025.

Tue 30/1206:35SYD - FNC
3 stops61h 55mKLM
Fri 30/118:00FNC - SYD
2 stops50h 25mKLM
Deal found 20/12$3,393
Tue 30/1216:35SYD - FNC
2 stops28h 35mMultiple Airlines
Fri 30/121:15FNC - SYD
2 stops46h 20mMultiple Airlines
Deal found 20/12$3,538
Wed 24/1216:15SYD - LIS
2 stops30h 05mAir France
Sat 10/116:10LIS - SYD
2 stops30h 45mAir France
Deal found 21/12$4,501
Wed 24/1211:30SYD - LIS
2 stops38h 55mMultiple Airlines
Sat 10/120:45LIS - SYD
1 stop34h 50mMultiple Airlines
Deal found 21/12$6,943
Sat 20/1222:00SYD - LIS
2 stops32h 10mMultiple Airlines
Wed 7/113:35LIS - SYD
1 stop21h 55mMultiple Airlines
Deal found 20/12$8,277
Wed 24/1212:45SYD - LIS
3 stops32h 50mKLM
Sat 10/111:25LIS - SYD
3 stops33h 00mKLM
Deal found 21/12$8,919

Find flights to Portugal

Browse one-way and return flights deals to Portugal on Cheapflights. Flight deals are based on user searches and were last updated on 23 December 2025
Explore Portugal

Find flight deals to Portugal

Find the latest flights to Portugal in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 23 December 2025.

Return from

$1,487

One-way from

$727

Popular in

December

Cheapest in

November

Average price

$2,745
Turkish Airlines
  • Turkish Airlines
  • 11/2-17/2
  • 4 total stops
  • 72h 45m total
  • Sydney to Lisbon
Etihad Airways
  • Etihad Airways
  • 4/3
  • 1 total stop
  • 25h 05m total
  • Sydney to Portugal
Highest demand for flights based on searches. 3% potential increase in price ($84 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($49 potential savings vs. average return price).
Average for return flights in December 2025

Cheapflights Fare Finder

 
Locate flights to Portugal that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 23 December 2025.
Use the filters below to find and compare flights to Portugal that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Mon 16/2

12:45-10:00

2 stops32h 15m

Lisbon Humberto Delgado

Mon 23/2

16:05-10:45

2 stops31h 40m

$1,487

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Wed 4/2

16:35-10:50

2 stops29h 15m

Porto

Wed 11/2

16:05-06:35

2 stops27h 30m

$1,502

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 23/1

16:35-10:50

2 stops29h 15m

Porto

Sun 8/2

20:10-17:55

2 stops34h 45m

$1,530

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Fri 29/5

11:45-09:55

2 stops31h 10m

Lisbon Humberto Delgado

Fri 19/6

16:50-06:25

2 stops28h 35m

$1,579

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Tue 3/2

12:45-10:40

2 stops32h 55m

Lisbon Humberto Delgado

Tue 17/2

16:05-06:35

2 stops27h 30m

$1,579

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Wed 18/2

16:35-15:15

3 stops33h 40m

Lisbon Humberto Delgado

Wed 25/2

09:50-06:35

2 stops33h 45m

$1,638

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Wed 4/3

16:35-15:15

2 stops33h 40m

Porto

Sun 8/3

07:35-06:35

2 stops36h 00m

$1,638

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Thu 26/2

14:25-10:40

2 stops31h 15m

Lisbon Humberto Delgado

Thu 19/3

16:05-06:35

2 stops27h 30m

$1,658

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Sun 1/2

12:45-10:40

2 stops32h 55m

Lisbon Humberto Delgado

Fri 20/2

05:55-19:20

2 stops26h 25m

$1,664

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 23/1

16:35-13:05

2 stops31h 30m

Porto

Sun 8/2

08:55-06:35

3 stops34h 40m

$1,665

Flights are sorted by cheapest return flights first.

Deals found on 21/12

Showing 1-10 of 30 results
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Best time to book a flight to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal with our price prediction graph.
Estimated return 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 to Portugal

How long is the flight to Portugal?

On average, a flight from Sydney to Portugal takes 30 hours 16 minutes. Flights to Portugal from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Portugal?

Use this chart to determine the cheapest time to fly return from Sydney to Portugal. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Portugal should consider flying on Tuesday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday mornings, when prices are usually at their highest.

What are the cheapest airlines that fly to Portugal?

The cheapest airlines flying from Sydney to Portugal are Japan Airlines, Etihad Airways and SWISS.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 6.0 - 122.0 mm per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Portugal when rainfall is around 6.0 mm.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

What are the most popular places to fly to in Portugal?

Destination popularity is based on the amount of flight searches to Portugal in the last few years. This data was updated on 23 December 2025.
The most popular places in Portugal to fly to are Lisbon, Porto, Faro and Funchal.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated 23 December 2025.
See what other customers who have flown with Emirates, Qatar Airways, andEtihad Airways to Portugal have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Overall

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

Comfort

8.0

Overall

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

Comfort

8.0

Overall

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

Comfort

8.0

Overall

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

Comfort

8.0

Overall

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

Comfort

8.0

Overall

8.1

Crew

8.3

Entertainment

8.2

Food

7.9

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

FAQs about flying to Portugal

  • Can I find cheaper flights to Portugal if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Portugal on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Portugal?

    Based on reviews from Cheapflights users, Turkish Airlines is rated the highest out of the airlines that fly to Portugal.

  • What is the cheapest airport to fly to in Portugal?

    Lisbon Humberto Delgado is currently the cheapest airport to fly to in Portugal. One-way flights to Lisbon Humberto Delgado typically cost $32, while return flights cost around $35.

  • How much is a return flight to Portugal?

    A return flight to Portugal will typically cost around $327, however they can be found for as little as $138.

  • Where does the fastest flight to Portugal depart from?

    For those looking to save time traveling to Portugal, Melbourne offers the quickest one-way flight (24 hours 30 minutes).

  • Does Lisbon Humberto Delgado have car hire?

    Yes. Those touching down at Lisbon Humberto Delgado can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Lisbon Humberto Delgado?

    Yes. Lisbon Humberto Delgado has hotels nearby for those requiring accommodations. Our scooter alcove in Lisbon is the closest property to Lisbon Humberto Delgado (0.0 km away from Lisbon Humberto Delgado).

See more FAQs

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How does Cheapflights help users find flights to Portugal?

Cheapflights helps you search for flights to Portugal via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets to Portugal?

Cheapflights helps you find that perfect flight to Portugal by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights to Portugal with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to Portugal flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights to Portugal become cheaper?

Yes! Start tracking prices for Portugal flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.

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