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$779+ Cheap flights to Porto

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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
— OPO
16 Sep — 23 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to Porto in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Porto
Explore the most affordable flight options available to Porto. Find the lowest fares based on data from user searches, with prices last updated on 17 August 2026.

Fri 13/1112:00 -
2 stops35h 35m
Sat 28/1112:00 -
3 stops35h 00m
Deal found 14/8$1,671
Fri 13/1121:30 -
2 stops56h 50m
Sat 28/1107:35 -
2 stops35h 55m
Deal found 14/8$1,703
Mon 16/1121:30 -
2 stops52h 45m
Mon 30/1120:10 -
2 stops58h 35m
Deal found 14/8$1,737
Wed 2/911:00 -
2 stops65h 00m
Sat 26/906:55 -
2 stops41h 05m
Deal found 15/8$1,744
Thu 8/1021:35 -
2 stops43h 15m
Sat 24/1016:05 -
2 stops28h 25m
Deal found 14/8$1,774
Mon 16/1121:30 -
3 stops38h 00m
Mon 30/1111:00 -
3 stops32h 30m
Deal found 14/8$1,778
Sun 8/1116:50 -
2 stops37h 30m
Wed 11/1107:35 -
2 stops35h 55m
Deal found 13/8$1,791
Sat 5/911:00 -
2 stops45h 40m
Mon 28/909:00 -
2 stops39h 00m
Deal found 15/8$1,826

Find flight deals to Porto

Find the latest flights to Porto 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 17 August 2026.

Return from

$1,671

One-way from

$779

Popular in

December

Cheapest in

February

Average price

$2,622
13/11-28/11
  • 13/11-28/11
  • 5 total stops
  • 70h 35m total
  • Sydney to Porto
Search Deals
17/9
  • 17/9
  • 2 total stops
  • 53h 45m total
  • Sydney to Porto
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($166 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($80 potential savings vs. average return price).
Search Deals
Average for return flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Porto 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 17 August 2026.
Use the filters below to find and compare flights to Porto that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Sun 8/11

16:50-19:20

2 stops37h 30m

Porto

Wed 11/11

07:35-06:30

2 stops35h 55m

$1,791

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Sat 5/9

11:00-23:40

2 stops45h 40m

Porto

Mon 28/9

09:00-09:00

2 stops39h 00m

$1,826

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Wed 2/9

11:00-19:00

2 stops65h 00m

Porto

Sat 26/9

06:55-09:00

2 stops41h 05m

$2,047

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Sun 25/10

21:50-15:25

2 stops28h 35m

Porto

Wed 28/10

10:55-19:25

2 stops45h 30m

$2,163
Fastest return journey

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Tue 8/9

21:05-15:40

2 stops27h 35m

Porto

Mon 14/9

06:30-19:10

2 stops27h 40m

$2,215

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Thu 8/10

22:05-09:45

2 stops45h 40m

Porto

Sat 24/10

11:00-06:30

3 stops33h 30m

$2,253

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Wed 2/9

21:05-15:40

2 stops27h 35m

Porto

Sun 20/9

16:40-19:10

2 stops41h 30m

$2,423
Cheapest one-way

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Thu 20/8

21:00-21:25

3 stops57h 25m

$848

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Fri 21/8

19:40-20:15

3 stops57h 35m

$885

SydneyPorto

SYD Sydney Kingsford Smith - OPO Porto

SYDOPO

Sydney Kingsford Smith

Thu 20/8

20:50-06:50

2 stops43h 00m

$1,126

Flights are sorted by cheapest return flights first.

Deals found on 16/8

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto 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 Porto

What are the cheapest airlines that fly to Porto?

The cheapest airlines flying from Sydney to Porto are Japan Airlines, Etihad Airways and Turkish Airlines.

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated 17 August 2026.
Get a feel of what it's like to fly with KLM,Qatar Airways, andTurkish Airlines to Portugal by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,558 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
KLM
7.8
Good
1,558 reviews
KLM
7.8
Good
1,558 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
Qatar Airways
7.4
Good
3,738 reviews
KLM
7.8
Good
1,558 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
Turkish Airlines
7.4
Good
4,472 reviews
KLM
7.8
Good
1,558 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
Etihad Airways
7.3
Good
1,504 reviews
KLM
7.8
Good
1,558 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy
Lufthansa
6.8
Okay
8,196 reviews
KLM
7.8
Good
1,558 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy

FAQs about flying to Porto

  • What airport do you fly into for flights to Porto?

    Most people fly into Porto (OPO) if they book a flight to Porto. Porto is conveniently located just 10.9 km from Porto’s city centre.

  • Can I find cheaper flights to Porto 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 Porto on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Porto?

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

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

    Porto is currently the cheapest airport to fly to in Porto. One-way flights to Porto typically cost $52, while return flights cost around $122.

  • How much is a return flight to Porto?

    A return flight to Porto will typically cost around $123, however they can be found for as little as $122.

  • Where does the fastest flight to Porto depart from?

    For those looking to save time traveling to Porto, Sydney Kingsford Smith offers the quickest one-way flight (28 hours 35 minutes).

  • Does Porto have car hire?

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

  • Are there hotels close to Porto?

    Yes. Porto has hotels nearby for those requiring accommodations. Room near the airport is the closest property to Porto (0.0 km away from Porto).

See more FAQs

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Viseu

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Porto?

Deals for Porto flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Porto.

Can Cheapflights find flights to Porto with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to Porto, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Porto flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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