Cheap flights from Sao Paulo to Porto from $316

The month of March is, on average, the cheapest month to fly to Porto from Sao Paulo, with most prices found around $765. If you aren’t able to travel during the month of March, then book flights to Porto from Sao Paulo during November instead. Flights to Porto in November, while not as cheap as those in March, still average around $824.

The cheapest day to depart on your flight to Porto is on a Wednesday when prices can be found for as low as $844. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,232. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

Fly from Sao Paulo Guarulhos Intl to Porto for the best Sao Paulo - Porto flight prices

You are more likely to see cheaper flights to Porto from Sao Paulo when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $994 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Sao Paulo for as low as $932 on momondo.

There are 2 cabin classes available to choose from on Sao Paulo to Porto flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 18% on your flight if you consider stops on a Sao Paulo to Porto flight.

Air Europa, Iberia, and Azul are the most popular carriers operating from Sao Paulo to Porto

TAP AIR PORTUGAL, Azul and Iberia are the top three most popular airlines that fly to Porto from Sao Paulo according to our data. TAP AIR PORTUGAL is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Porto. Keep in mind that there are 3 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.

Historically, on average around 25% of flights between Sao Paulo and Porto have experienced a delay on any given week. The average delay length over the past 12 months has been 122 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, TAP AIR PORTUGAL have had the least number of delays on this route over the last 12 months; with about 22% of their flights experiencing any sort of delay.

Lisbon (LIS) was the most common stop: 55% of momondo users choosing 1-stop flights on this route connected there.

Flights via Casablanca (CMN) offer the lowest average round-trip price of $627.

Flights connecting via Lisbon (LIS) have the shortest average one-way travel time: 12h 20m.

Madrid (MAD) has the shortest average layover time for this route: 1h 20m.

As of November 2026, 1 flights take off from Sao Paulo and land in Porto each day. The most common flight departure time for this route is 10:00PM, with 100% of daily flights taking off in the evening.

The number of flights available between Sao Paulo and Porto is 7 per week as of November 2026. The most frequent departure day is Thu, with 71% of weekly flights leaving on this day.