Find flights
Flight research
Deals
KLM Reviews

KLM flights from Sydney to Porto (SYD - OPO)

SYD — OPO
5 May — 12 May1
1 adult

Cheapflights users flying from Sydney to Porto on KLM typically fly into Porto and depart from Sydney Kingsford Smith. Select your dates above for pricing.

KLM flights from Sydney to Porto in 2025

Find detailed information about KLM flights from Sydney to Porto. Explore the options provided by KLM to plan your journey from Sydney to Porto. Data last updated 30 April 2025.

One-way from

$1,677

Return from

$2,133

Popular in

December

Cheapest in

March

Average price (all airlines)

$2,623
KLM
  • KLM
  • 2/6
  • 3 total stops
  • 31h 55m total
  • Sydney to Porto
Search Deals
KLM
  • KLM
  • 2/6-17/6
  • 5 total stops
  • 61h 15m total
  • Sydney to Porto
Search Deals
Highest demand for flights from Sydney Kingsford Smith to Porto; 4% potential price increase.
Search Deals
Best time to find cheap flights from Sydney Kingsford Smith to Porto; 3% potential price drop.
Search Deals
Average price for all Sydney Kingsford Smith to Porto flights (one-way and round-trip).
Search Deals

  • Can I get a flight from Sydney to Porto on KLM for under $1,700?

    Cheapflights users have found 1 KLM flights for under $1,700 on the SYD-OPO route. Prices on flights to Porto from Sydney can vary based on many factors including dates. To look at price based on your preferred dates, click here.

  • How do most travelers feel about KLM?

    When planning your SYD-OPO trip, keep in mind that KLM is typically rated 7.3/10. This rating comes from 3,790 reviews by Cheapflights users who have traveled with KLM.

Find KLM flight deals from Sydney to Porto

Best KLM flights from Sydney to Porto
Discover carefully curated KLM flight deals from Sydney to Porto that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 April 2025.

Mon 2/611:45SYD - OPO
3 stops31h 55mKLM
Tue 17/616:20OPO - SYD
2 stops29h 20mKLM
Deal found 29/4$2,133

Travel insights for KLM flights from Sydney to Porto

Get recent, data-driven insights about KLM flights from Sydney to Porto including ideal travel times, pricing trends, and more.

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 inches 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).

Best time to book a flight from Sydney to Porto

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Porto by adding a car hire and/or hotel booking to your travel itinerary.
Lisbon car hire
Faro car hire
Funchal car hire
Albufeira car hire
Centro / Baixa car hire
Cedofeita car hire

See what others are saying about KLM

Read reviews and see what other travellers are saying about their experiences with KLM. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing KLM for your next flight. Reviews last updated 30 April 2025.
KLM
7.8
Good
1,334 reviews
Check prices
Overview

Crew

8.4

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Food

7.2

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights