Cheap flights from Sao Paulo Guarulhos Intl Airport, Brazil to Porto
GRU — OPO
6 Dec — 13 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sao Paulo Guarulhos Intl to Porto are usually found in November or February, booked 24 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Guarulhos Intl to Porto
Discover tips and strategies to find the most affordable flight options for your journey from Guarulhos Intl (GRU) 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 6 November 2025.
Popular in
July
Cheapest in
November
Average price
£546
Highest demand for flights based on searches. 10% potential increase in price (£58 potential increase over avg. return price).
Best time to book a flight from Guarulhos Intl to Porto
Have a flexible travel schedule? Discover the best time to fly to Porto from Guarulhos Intl 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 from Sao Paulo Guarulhos Intl Airport to Porto
Prices
Delays
How far ahead should I book a flight from Sao Paulo Guarulhos Intl Airport to Porto?
Use this chart to determine the optimal time to book a return flight from Guarulhos Intl to Porto. Price data was last updated on 31 October 2025.
To ensure you get the cheapest price possible for a flight from Sao Paulo Guarulhos Intl Airport to Porto, you should look to book at least 24 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Sao Paulo Guarulhos Intl Airport to Porto?
Currently, November is the cheapest month in which you can book a flight from Sao Paulo Guarulhos Intl Airport to Porto (average of £446). Flying from Sao Paulo Guarulhos Intl Airport to Porto in July is currently the most expensive (average of £559). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from GRU to OPO?
Find hourly flight availability from Guarulhos Intl to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 November 2025.
When flying from Sao Paulo Guarulhos Intl Airport to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Sao Paulo to Porto delayed?
About 38% of weekly flights between Sao Paulo and Porto have experienced delays in the past year, with the average delay time being 119 minutes.
What is the most punctual flight time for Sao Paulo to Porto flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Sao Paulo to Porto flights?
Over the past year, Azul have had the lowest number of delays on this route, with just 38% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Guarulhos Intl to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Porto from Sao Paulo Guarulhos Intl?
Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from Sao Paulo Guarulhos Intl to Porto. 0 airlines have flights to Porto from Sao Paulo Guarulhos Intl on a regular basis. Booking flights from Sao Paulo Guarulhos Intl to Porto should not be difficult; the airport handles an average of 0 inbound flights from Sao Paulo Guarulhos Intl per day.
Can I find deals for flights from Guarulhos Intl to Porto that include hotel bookings?
Yes. In addition to deals on Guarulhos Intl to Porto flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Guarulhos Intl to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Guarulhos Intl to Porto.
Can I find deals for business class flights from Guarulhos Intl to Porto?
Yes. Cheapflights offers flight deals from Guarulhos Intl 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.
What is the cheapest month to book a flight from Sao Paulo Guarulhos Intl Airport to Porto?
Currently, November is the cheapest month in which you can book a flight from Sao Paulo Guarulhos Intl Airport to Porto (average of £446). Flying from Sao Paulo Guarulhos Intl Airport to Porto in July is currently the most expensive (average of £559). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Browse through other flights departing from Guarulhos Intl. Flights are based on user searches made on Cheapflights and were last updated on 6 November 2025.
Explore flights to Porto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 6 November 2025.
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 Guarulhos Intl to Porto?
Cheapflights makes it easy to find Guarulhos Intl to Porto flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Guarulhos Intl to Porto?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Guarulhos Intl to Porto for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Guarulhos Intl to Porto with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Guarulhos Intl to Porto flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Guarulhos Intl to Porto become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Porto from Guarulhos Intl today and book when prices fit your budget.
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