Cheap flights to Portugal – Compare and Save

— LIS
4 May — 11 May1
1 adult
1 adult, Economy, 0 bags

Flights to Portugal in 2026

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 4 April 2026.

Return from

$1,638

One-way from

$771

Popular in

December

Cheapest in

November

Average price

$2,364
Etihad Airways
  • Etihad Airways
  • 14/5-21/5
  • 2 total stops
  • 66h 10m total
  • Sydney to Lisbon
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20/5
  • 20/5
  • 2 total stops
  • 27h 25m total
  • Sydney to Portugal
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Highest demand for flights based on searches. 0% potential increase in price ($15 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($43 potential savings vs. average return price).
Search Deals
Average for return flights in April 2026
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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 4 April 2026
Explore Portugal
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Look for other cheap flights to Funchal
Look for other cheap flights to Ponta Delgada

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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 4 April 2026.

Fri 8/515:40
SYD
-
OPO
2 stops33h 30m
Multiple Airlines
Thu 21/522:00
OPO
-
SYD
2 stops33h 50m
Multiple Airlines
Deal found 1/4$1,286
Sat 16/520:50
SYD
-
OPO
2 stops34h 20m
Multiple Airlines
Sat 23/513:45
OPO
-
SYD
2 stops31h 25m
Multiple Airlines
Deal found 1/4$1,360
Mon 18/515:40
SYD
-
OPO
2 stops31h 35m
Multiple Airlines
Mon 25/518:15
OPO
-
SYD
2 stops26h 55m
Multiple Airlines
Deal found 3/4$1,486
Sat 16/520:50
SYD
-
FAO
2 stops35h 00m
Multiple Airlines
Sat 23/515:20
FAO
-
SYD
2 stops29h 50m
Multiple Airlines
Deal found 1/4$1,550
Sun 10/515:40
SYD
-
OPO
2 stops36h 40m
Etihad Airways
Sat 16/520:10
OPO
-
SYD
2 stops35h 40m
Etihad Airways
Deal found 31/3$1,641
Tue 28/719:40
SYD
-
OPO
2 stops32h 40m
Multiple Airlines
Tue 8/907:35
OPO
-
SYD
2 stops46h 15m
Multiple Airlines
Deal found 3/4$1,644

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