$719+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
— LIS
24 May — 31 May1
1 adult
1 adult, Economy, 0 bags

Flights to Portugal in 2026

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 24 April 2026.

Wed 11/1116:35
SYD
-
LIS
1 stop25h 20m
Etihad Airways
Sun 15/1108:15
LIS
-
SYD
1 stop35h 20m
Etihad Airways
Deal found 23/4$1,390
Tue 20/1021:30
SYD
-
LIS
1 stop43h 55m
Multiple Airlines
Mon 30/1118:45
LIS
-
SYD
2 stops37h 30m
Multiple Airlines
Deal found 21/4$1,634
Wed 11/1111:20
SYD
-
LIS
2 stops40h 10m
Air Canada
Sun 15/1113:00
LIS
-
SYD
2 stops33h 35m
Air Canada
Deal found 19/4$1,693
Thu 15/1010:20
SYD
-
LIS
2 stops33h 00m
Air Canada
Sat 21/1118:40
LIS
-
SYD
3 stops51h 55m
Air Canada
Deal found 20/4$1,776
Thu 1/1011:40
SYD
-
LIS
2 stops37h 05m
Turkish Airlines
Fri 30/1005:55
LIS
-
SYD
2 stops26h 55m
Turkish Airlines
Deal found 19/4$1,805
Wed 10/613:00
SYD
-
LIS
3 stops42h 50m
Multiple Airlines
Wed 24/609:15
LIS
-
SYD
1 stop22h 35m
Multiple Airlines
Deal found 20/4$1,830

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 24 April 2026
Explore Portugal

Find flight deals to Portugal

Find the latest flights to Portugal in 2026, 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 24 April 2026.

Return from

$1,634

One-way from

$719

Popular in

December

Cheapest in

November

Average price

$2,231
20/10-30/11
  • 20/10-30/11
  • 3 total stops
  • 81h 25m total
  • Sydney to Lisbon
Etihad Airways
  • Etihad Airways
  • 5/10
  • 1 total stop
  • 24h 45m total
  • Sydney to Portugal
Highest demand for flights based on searches. 0% potential increase in price.
Cheapest flight prices on average. 1% potential price decrease ($39 potential savings vs. average return price).
Average for return flights in April 2026

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 24 April 2026.
Use the filters below to find and compare flights to Portugal that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Wed 30/9

21:05-23:45

2 stops35h 40m

Lisbon Humberto Delgado

Mon 30/11

05:55-19:50

2 stops26h 55m

$1,871

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Sat 2/5

15:40-06:50

2 stops48h 10m

Porto

Sun 24/5

07:05-16:50

2 stops24h 45m

$1,899

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 17/7

15:40-19:20

2 stops36h 40m

Porto

Fri 28/8

16:05-06:10

2 stops29h 05m

$1,953

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Sat 20/6

07:20-23:30

3 stops49h 10m

Porto

Thu 25/6

06:10-10:00

2 stops42h 50m

$1,976

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Wed 3/6

15:40-06:50

2 stops48h 10m

Porto

Sat 13/6

16:05-16:50

2 stops39h 45m

$2,015

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 8/6

07:20-09:40

3 stops35h 20m

Porto

Mon 15/6

06:30-10:00

2 stops42h 30m

$2,035

SydneyFaro

SYD - FAO

SYDFAO

Sydney Kingsford Smith

Sat 8/8

19:40-17:20

3 stops54h 40m

Faro

Sat 14/11

16:30-15:30

3 stops60h 00m

$2,050

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Thu 16/7

21:30-15:15

2 stops50h 45m

Porto

Fri 28/8

16:05-06:10

2 stops29h 05m

$2,102
Fastest return journey

SydneyLisbon

SYD - LIS

SYDLIS

Sydney Kingsford Smith

Tue 29/9

21:05-15:40

2 stops27h 35m

Lisbon Humberto Delgado

Sat 28/11

05:55-19:50

2 stops26h 55m

$2,113

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Wed 15/7

15:40-15:15

2 stops32h 35m

Porto

Fri 28/8

16:05-06:10

2 stops29h 05m

$2,144

Flights are sorted by cheapest return flights first.

Deals found on 19/4

Showing 1-10 of 33 resultsSorted by cheapest first
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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

When is the best time to book a flight to Portugal?

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights to Portugal. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

How long is the flight to Portugal?

On average, a flight from Sydney to Portugal takes 34 hours 17 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.

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 24 April 2026.
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 24 April 2026.
See what other customers who have flown with Emirates,Qatar Airways, andTurkish Airlines to Portugal have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

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, Japan 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 $28, while return flights cost around $32.

  • How much is a return flight to Portugal?

    A return flight to Portugal will typically cost around $129, however they can be found for as little as $127.

  • Where does the fastest flight to Portugal depart from?

    For those looking to save time traveling to Portugal, Adelaide offers the quickest one-way flight (23 hours 5 minutes).

  • Which airport is closest to Chiado?

    f being close to Chiado is important to you, you’ll want to land at Lisbon Humberto Delgado Airport.

  • 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. Star inn Lisboa 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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