This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/4. Fares are subject to change and may not be available on all flights or dates of travel.
— OPO
4 Dec — 11 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Flights to Porto in 2026
Enter your travel dates to find the best prices.
Cheapest
Best
Last-minute
One-way
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 4 November 2026.
Mon 9/1121:30 -
2 stops44h 15m
Thu 12/1120:10 -
2 stops47h 20m
Deal found 1/11$1,622
Wed 18/1116:50 -
2 stops29h 00m
Sun 22/1111:35 -
2 stops55h 55m
Deal found 2/11$1,651
Sat 7/1121:30 -
2 stops55h 00m
Fri 20/1105:00 -
2 stops25h 45m
Deal found 2/11$1,920
Mon 9/1109:50 -
3 stops35h 30m
Thu 12/1111:35 -
3 stops36h 00m
Deal found 1/11$1,993
Sat 5/1221:30 -
2 stops44h 15m
Wed 30/1207:35 -
2 stops35h 55m
Deal found 1/11$2,356
Best flights to Porto
Discover carefully curated flight deals to Porto that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.
Wed 3/321:30 -
2 stops44h 15m
Sun 7/316:05 -
2 stops27h 25m
Deal found 3/11$1,608
Sat 5/1207:55 -
3 stops37h 00m
Wed 30/1210:55 -
2 stops45h 30m
Deal found 2/11$2,648
Wed 18/1116:50 -
2 stops29h 00m
Sun 22/1111:35 -
2 stops55h 55m
Deal found 2/11$1,651
Tue 15/1221:45 -
2 stops31h 15m
Tue 22/1212:00 -
2 stops47h 30m
Deal found 30/10$4,380
Sat 5/1221:30 -
2 stops44h 15m
Wed 30/1207:35 -
2 stops35h 55m
Deal found 1/11$2,356
Tue 15/1207:55 -
3 stops66h 30m
Tue 22/1216:10 -
2 stops40h 15m
Deal found 31/10$2,838
Sat 19/1206:00 -
2 stops47h 00m
Sat 26/1216:00 -
2 stops43h 30m
Deal found 3/11$4,423
Last-minute flights to Porto
Discover last-minute flight deals to Porto. Data last updated 4 November 2026 and is based on user searches.
Sat 7/1121:30 -
2 stops55h 00m
Fri 20/1105:00 -
2 stops25h 45m
Deal found 2/11$1,920
Mon 9/1121:30 -
2 stops44h 15m
Thu 12/1120:10 -
2 stops47h 20m
Deal found 1/11$1,622
Mon 9/1109:50 -
3 stops35h 30m
Thu 12/1111:35 -
3 stops36h 00m
Deal found 1/11$1,993
Wed 18/1116:50 -
2 stops29h 00m
Sun 22/1111:35 -
2 stops55h 55m
Deal found 2/11$1,651
Sat 5/1221:30 -
2 stops44h 15m
Wed 30/1207:35 -
2 stops35h 55m
Deal found 1/11$2,356
One-way flights to Porto
Search for one-way flight options to Porto. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.
Tue 13/420:00 -
2 stops35h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 31/10$904
Thu 26/1112:00 -
2 stops46h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 1/11$916
Thu 19/1121:35 -
2 stops32h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 4/11$960
Mon 7/1221:25 -
2 stops56h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/11$1,096
Thu 8/415:40 -
2 stops34h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 1/11$5,998
Thu 8/420:00 -
2 stops60h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 4/11$6,111
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 7,457,451 searches and data was last updated on 4 November 2026.
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 7,457,451 searches and data was last updated on 4 November 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
Tue 13/4
20:00-22:55
2 stops35h 55m
Porto
Wed 31/12
00:00-09:00
Nonstop0h 00m
$904
SydneyPorto
SYD Sydney Kingsford Smith - OPO Porto
SYDOPO
Sydney Kingsford Smith
Thu 19/11
20:05-19:00
3 stops33h 55m
Porto
Wed 31/12
00:00-09:00
Nonstop0h 00m
$1,070
SydneyPorto
SYD Sydney Kingsford Smith - OPO Porto
SYDOPO
Sydney Kingsford Smith
Wed 3/3
21:30-06:45
2 stops44h 15m
Porto
Sun 7/3
16:05-06:30
2 stops27h 25m
$1,608
SydneyPorto
SYD Sydney Kingsford Smith - OPO Porto
SYDOPO
Sydney Kingsford Smith
Wed 18/11
16:50-10:50
2 stops29h 00m
Porto
Sun 22/11
11:35-06:30
2 stops55h 55m
$1,651
SydneyPorto
SYD Sydney Kingsford Smith - OPO Porto
SYDOPO
Sydney Kingsford Smith
Sat 5/12
21:30-06:45
2 stops44h 15m
Porto
Wed 30/12
07:35-06:30
2 stops35h 55m
$2,356
SydneyPorto
SYD Sydney Kingsford Smith - OPO Porto
SYDOPO
Sydney Kingsford Smith
Sat 5/12
07:55-09:55
3 stops37h 00m
Porto
Wed 30/12
10:55-19:25
2 stops45h 30m
$2,648
SydneyPorto
SYD Sydney Kingsford Smith - OPO Porto
SYDOPO
Sydney Kingsford Smith
Tue 15/12
07:55-15:25
3 stops66h 30m
Porto
Tue 22/12
16:10-19:25
2 stops40h 15m
$2,838
SydneyPorto
SYD Sydney Kingsford Smith - OPO Porto
SYDOPO
Sydney Kingsford Smith
Tue 15/12
21:45-18:00
2 stops31h 15m
Porto
Tue 22/12
12:00-22:30
2 stops47h 30m
$4,380
SydneyPorto
SYD Sydney Kingsford Smith - OPO Porto
SYDOPO
Sydney Kingsford Smith
Sat 19/12
06:00-18:00
2 stops47h 00m
Porto
Sat 26/12
16:00-22:30
2 stops43h 30m
$4,423
SydneyPorto
SYD Sydney Kingsford Smith - OPO Porto
SYDOPO
Sydney Kingsford Smith
Thu 8/4
15:40-17:20
2 stops34h 40m
Porto
Wed 31/12
00:00-09:00
Nonstop0h 00m
$5,998
Flights are sorted by cheapest return flights first.
Deals found on 31/10
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.
SYD-OPO
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
Airlines
More
What are the cheapest airlines that fly to Porto?
The cheapest airlines flying from Sydney to Porto are Etihad Airways, Qatar Airways and Turkish Airlines.
Rainfall in Porto by month
Plan your trip to Porto by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Porto ranges from 18.0 - 195.0 mm per month. December is typically the wettest month, when rainfall can reach 195.0 mm. July is typically the driest time to visit Porto when rainfall is around 18.0 mm.
Temperature in Porto by month
Plan your trip to Porto by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Porto, 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 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).
How long is the flight to Porto?
On average, a flight from Sydney to Porto takes 39 hours 25 minutes. Flights to Porto from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.
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 4 November 2026.
Get a feel of what it's like to fly with KLM,Air France, andQatar Airways 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.
Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.
Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.
Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.
Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.
Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.
Having to wait 2 hours in line just to get a boarding pass with no checked baggage is unacceptable for a modern airport. Receiving only 2 out of 9 boarding passes and then having to wait another 2 hours for the remaining ones is a disaster.
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.
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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