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Cheap flights from Sydney to Porto from $1,725

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SYD — OPO
24 May — 31 May1
1 adult
Fri 24/5
Fri 31/5

The best prices from Sydney Kingsford Smith to Porto are usually found in February or May, booked 71 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Sydney to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 May 2024.

Popular in

December

Cheapest in

February

Average price

$2,224

Round-trip from

$1,633
High demand for flights, 29% potential price rise
Search Deals
Best time to find cheap flights, 23% potential price drop
Search Deals
Average for round-trip flights in May 2024
Search Deals
From Sydney Kingsford Smith to Porto
Search Deals

What is the cheapest day to fly return from Sydney to Porto?

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Porto. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Sydney to Porto?

Users have found that booking a flight from Sydney to Porto at least 50 days early can save you up to 2% on average compared to booking a flight this week. If booking 50 days before your flight isn’t an option for you, users have found flights from Sydney to Porto for as little as $1,964 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $2,372 for flights departing within the next 3 days.

What is the cheapest month to fly from Sydney to Porto?

Our data shows that February tends to be the cheapest month to fly to Porto from Sydney. Users have commonly found prices around $2,492 for the month, but tickets can be as low as $1,706. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Sydney to Porto (SYD - OPO)?

It’s optimal to fly from Sydney to Porto at midday. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the evening.

Cheap SWISS flights from Sydney to Porto

Explore cheap flight options specifically provided by SWISS for the route between Sydney and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 529,572 searches. Data last updated 19 May 2024.
Take a look at some of the lowest-priced SWISS flights heading from Sydney to Porto. Deals update often to give you more flight options matching your criteria
Thu 7/1115:15SYD - OPO
2 stops31h 35mSWISS
Mon 11/1111:25OPO - SYD
2 stops33h 00mSWISS
Deal found 17/5$1,725
Thu 7/1115:15SYD - OPO
2 stops38h 25mSWISS
Mon 11/1111:25OPO - SYD
2 stops33h 00mSWISS
Deal found 18/5$1,731
Sun 2/614:05SYD - OPO
2 stops37h 10mSWISS
Sun 1/912:25OPO - SYD
2 stops37h 00mSWISS
Deal found 18/5$2,218
Sun 2/614:05SYD - OPO
2 stops37h 10mSWISS
Sat 31/808:40OPO - SYD
2 stops40h 45mSWISS
Deal found 18/5$2,338

Cheap KLM flights from Sydney to Porto

Explore cheap flight options specifically provided by KLM for the route between Sydney and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 529,572 searches. Data last updated 19 May 2024.
Some of the lowest-priced KLM flights we've found at this time heading from Sydney to Porto. Deals frequently update to provide users with more options.
Sat 20/714:45SYD - OPO
2 stops57h 45mKLM
Mon 2/920:40OPO - SYD
2 stops49h 15mKLM
Deal found 18/5$2,369
Thu 7/1116:20SYD - OPO
2 stops29h 30mKLM
Mon 11/1112:15OPO - SYD
3 stops35h 30mKLM
Deal found 17/5$2,771
Thu 7/1110:55SYD - OPO
2 stops34h 55mKLM
Mon 11/1112:15OPO - SYD
3 stops35h 30mKLM
Deal found 18/5$2,778
Sun 2/614:45SYD - OPO
2 stops57h 45mKLM
Sun 1/920:30OPO - SYD
3 stops52h 15mKLM
Deal found 18/5$2,861
Sat 20/711:45SYD - OPO
3 stops42h 40mKLM
Thu 29/816:20OPO - SYD
2 stops29h 35mKLM
Deal found 18/5$2,922
Sun 2/611:45SYD - OPO
3 stops43h 30mKLM
Mon 2/916:20OPO - SYD
2 stops29h 35mKLM
Deal found 18/5$2,938
Fri 19/706:15SYD - OPO
3 stops57h 40mKLM
Fri 30/819:05OPO - SYD
2 stops26h 50mKLM
Deal found 18/5$2,988
Sat 20/711:45SYD - OPO
3 stops42h 40mKLM
Fri 30/819:05OPO - SYD
2 stops26h 50mKLM
Deal found 18/5$2,989
Sun 2/614:45SYD - OPO
2 stops57h 45mKLM
Sat 31/820:55OPO - SYD
3 stops49h 15mKLM
Deal found 18/5$3,013

Cheap Sydney to Porto flights in May & June 2024

Find cheap flight options from Sydney to Porto specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 529,572 searches. Prices were last updated on 19 May 2024.
These are some of the most attractive deals on flights from Sydney to Porto in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 11/612:35SYD - OPO
2 stops31h 55mMultiple Airlines
Sat 15/618:45OPO - SYD
2 stops30h 35mMultiple Airlines
Deal found 18/5$1,943
Sun 2/614:05SYD - OPO
2 stops37h 10mSWISS
Sun 1/912:25OPO - SYD
2 stops37h 00mSWISS
Deal found 18/5$2,218
Sun 2/614:05SYD - OPO
2 stops37h 10mSWISS
Sat 31/808:40OPO - SYD
2 stops40h 45mSWISS
Deal found 18/5$2,338
Sun 2/614:45SYD - OPO
2 stops57h 45mKLM
Sun 1/920:30OPO - SYD
3 stops52h 15mKLM
Deal found 18/5$2,861
Sun 2/611:45SYD - OPO
3 stops43h 30mKLM
Mon 2/916:20OPO - SYD
2 stops29h 35mKLM
Deal found 18/5$2,938
Sun 2/614:45SYD - OPO
2 stops57h 45mKLM
Sat 31/820:55OPO - SYD
3 stops49h 15mKLM
Deal found 18/5$3,013
Tue 11/606:55SYD - OPO
3 stops42h 05mMultiple Airlines
Sat 15/616:50OPO - SYD
2 stops32h 10mMultiple Airlines
Deal found 18/5$3,114
Tue 11/610:25SYD - OPO
3 stops41h 35mFinnair
Sat 15/611:15OPO - SYD
3 stops34h 40mFinnair
Deal found 18/5$3,334
Sun 2/611:45SYD - OPO
3 stops43h 30mKLM
Mon 2/916:20OPO - SYD
3 stops32h 25mKLM
Deal found 18/5$3,339

Sydney to Porto 2024 flight deals

Discover exclusive flight deals for travel between Sydney and Porto in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 529,572 searches. Data last updated 19 May 2024.
These are some of the most attractive deals on flights from Sydney to Porto in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Thu 7/1115:15SYD - OPO
2 stops31h 35mSWISS
Mon 11/1111:25OPO - SYD
2 stops33h 00mSWISS
Deal found 17/5$1,725
Thu 7/1115:15SYD - OPO
2 stops38h 25mSWISS
Mon 11/1111:25OPO - SYD
2 stops33h 00mSWISS
Deal found 18/5$1,731
Tue 11/612:35SYD - OPO
2 stops31h 55mMultiple Airlines
Sat 15/618:45OPO - SYD
2 stops30h 35mMultiple Airlines
Deal found 18/5$1,943
Sun 2/614:05SYD - OPO
2 stops37h 10mSWISS
Sun 1/912:25OPO - SYD
2 stops37h 00mSWISS
Deal found 18/5$2,218
Sat 20/714:45SYD - OPO
2 stops50h 40mAir France
Fri 30/816:20OPO - SYD
2 stops35h 15mAir France
Deal found 18/5$2,220
Sat 20/714:45SYD - OPO
2 stops50h 40mMultiple Airlines
Thu 29/806:30OPO - SYD
2 stops39h 25mMultiple Airlines
Deal found 18/5$2,239
Wed 17/713:05SYD - OPO
2 stops31h 10mMultiple Airlines
Thu 29/812:15OPO - SYD
2 stops31h 55mMultiple Airlines
Deal found 18/5$2,320
Sun 2/614:05SYD - OPO
2 stops37h 10mSWISS
Sat 31/808:40OPO - SYD
2 stops40h 45mSWISS
Deal found 18/5$2,338
Sat 20/714:45SYD - OPO
2 stops57h 45mKLM
Mon 2/920:40OPO - SYD
2 stops49h 15mKLM
Deal found 18/5$2,369

Find flights from Sydney to Porto within your budget

Customise your flight search to find flights from Sydney to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 529,572 searches. Data last updated 19 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,725 - $3,334

Route

Depart

Return

Price

Sydney Kingsford SmithPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Thu 7/11

2 stops31h 35m

Porto

Mon 11/11

2 stops33h 00m

$1,725

Sydney Kingsford SmithPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Thu 7/11

2 stops38h 25m

Porto

Mon 11/11

2 stops33h 00m

$1,731

Sydney Kingsford SmithPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 11/6

2 stops31h 55m

Porto

Sat 15/6

2 stops30h 35m

$1,943

Sydney Kingsford SmithPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Sun 2/6

2 stops37h 10m

Porto

Sun 1/9

2 stops37h 00m

$2,218

Sydney Kingsford SmithPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Sat 20/7

2 stops50h 40m

Porto

Fri 30/8

2 stops35h 15m

$2,220

Sydney Kingsford SmithPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Sat 20/7

2 stops50h 40m

Porto

Thu 29/8

2 stops39h 25m

$2,239

Sydney Kingsford SmithPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Wed 17/7

2 stops31h 10m

Porto

Thu 29/8

2 stops31h 55m

$2,320

Sydney Kingsford SmithPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Sat 20/7

2 stops57h 45m

Porto

Mon 2/9

2 stops49h 15m

$2,369

Sydney Kingsford SmithPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 11/6

3 stops41h 35m

Porto

Sat 15/6

3 stops34h 40m

$3,334

Flights are sorted by cheapest first

Deals found on 17/5

When is the best time to book a flight from Sydney to Porto?

Use this chart to determine the optimal time to book a return flight from Sydney to Porto. Price data was last updated on 10 May 2024.
The price you pay for your flight from Sydney to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time to fly from Sydney to Porto?

Use this chart to determine the cheapest time to fly return from Sydney to Porto. Price data was last updated on 12 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Sydney to Porto flight should consider departing on Tuesday at midday when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Porto by month

Plan your trip from Sydney to Porto by taking into account the cheapest months to travel. The average price of a one-way flight from Sydney to Porto is currently $0 while a return flight costs $2,233. Price data was last updated on 12 May 2024.

Temperature and rainfall in Porto by month

Plan your trip to Porto by taking into account the average temperature and rainfall totals by month.

OPO

Temperature

9 - 20 °C

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 19 May 2024.
Read through reviews of airlines operating flights from Sydney to Porto, such as SWISS, KLM and Finnair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.9
Good
1,561 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.9

Entertainment

7.2

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,561 reviews
KLM
7.9
Good
1,561 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.9

Entertainment

7.2

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Finnair
7.8
Good
1,373 reviews
KLM
7.9
Good
1,561 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.9

Entertainment

7.2

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

SWISS
7.8
Good
1,984 reviews
KLM
7.9
Good
1,561 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.9

Entertainment

7.2

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Air France
7.6
Good
1,761 reviews
KLM
7.9
Good
1,561 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Food

7.3

Overall

7.9

Entertainment

7.2

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Sydney to Porto for under $1,800 on Cheapflights?

    Yes, there are multiple flights from Sydney to Porto for under $1,800. The cheapest flight booked recently is on SWISS for just $1,725, but on average you can expect to pay $2,545.

  • What are the cheapest airlines flying from Sydney to Porto round-trip?

    Our cheapest airline available from Sydney to Porto is SWISS. Our recent data shows that you can find tickets from as low as $1,725 on this airline. Additional options worth looking into are Air France and KLM, starting at $2,220 and $2,369 round-trip. You may be able to fly from Sydney to Porto for 30% less than the average price by searching for these airlines.

  • What are the most popular airlines that fly from Sydney to Porto?

    Before booking your flight from Sydney to Porto, check out the most popular airlines for this route: Air France, British Airways or Emirates.

  • What does SYD to OPO mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Sydney Kingsford Smith Airport to Porto Airport flight would often be abbreviated as a SYD to OPO flight.

  • Can I find deals for flights from Sydney to Porto that include extra baggage allowance?

    The amount of baggage you can bring on your Sydney to Porto flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Sydney to Porto with specific airlines?

    Yes, Cheapflights allows you to browse and filter Sydney to Porto flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Sydney to Porto that include hotel bookings?

    Yes. In addition to deals on Sydney to Porto flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Porto.

  • Can I find deals for business class flights from Sydney to Porto?

    Yes. Cheapflights offers flight deals from Sydney to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Sydney to Porto that allow pets onboard?

    Many airlines flying from Sydney to Porto offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Sydney to Porto?

    Yes, you can often find last-minute deals on Sydney to Porto flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Sydney to Porto flight deals updated?

    The Sydney to Porto flight deals you see on this page were last updated on 18/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Fly from Sydney to Porto on these airlines
Choose from the following airlines for your flight from Sydney to Porto. Flights are based on user searches made on Cheapflights and were last updated on 19 May 2024.

Singapore Airlines flights from Sydney Kingsford Smith to Porto
Air France flights from Sydney Kingsford Smith to Porto
KLM flights from Sydney Kingsford Smith to Porto

Top 8 airlines flying from Sydney to Porto

Discover the top 8 airlines that operate flights from Sydney to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 529,572 searches. Data last updated 19 May 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$1,711Average$2,526FlexibilityNo cancel feeOn-time75%
Search KLM flights
Turkish AirlinesCheapest$1,794Average$1,943FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapest$1,954Average$2,280FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Singapore AirlinesCheapest$2,028Average$2,486FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
United AirlinesCheapest$2,043Average$2,634FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air FranceCheapest$2,060Average$2,580FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest$2,100Average$2,407FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapest$2,687Average$3,746FlexibilityNo cancel feeOn-time75%
Search Emirates flights
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Search flights from Sydney to Porto by cabin class

Find flights from Sydney to Porto, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Business Class
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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 from Sydney to Porto?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Porto from Sydney today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Porto for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Sydney to Porto with no change fees?

Certainly. Search results for flights to Porto from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Sydney to Porto flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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